diff options
| -rw-r--r-- | .github/workflows/build.yml | 6 | ||||
| -rw-r--r-- | HISTORY.rst | 3417 | ||||
| -rw-r--r-- | psutil/arch/osx/process_info.c | 5 | ||||
| -rwxr-xr-x | psutil/tests/test_process.py | 6 |
4 files changed, 2278 insertions, 1156 deletions
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml index 5fd6e735..d8940cd0 100644 --- a/.github/workflows/build.yml +++ b/.github/workflows/build.yml @@ -29,7 +29,7 @@ jobs: fail-fast: false matrix: # os: [ubuntu-latest, macos-latest, windows-latest] - os: [ubuntu-latest, macos-latest] + os: [ubuntu-latest, macos-10.15] include: - {name: Linux, python: '3.9', os: ubuntu-latest} env: @@ -128,7 +128,7 @@ jobs: python scripts/internal/print_hashes.py wheelhouse/ freebsd: - runs-on: macos-latest + runs-on: macos-10.15 steps: - name: Cancel previous runs uses: styfle/cancel-workflow-action@0.6.0 @@ -139,7 +139,7 @@ jobs: - name: Run tests id: test - uses: vmactions/freebsd-vm@v0.1.4 + uses: vmactions/freebsd-vm@v0.1.5 with: usesh: true prepare: pkg install -y gcc python3 diff --git a/HISTORY.rst b/HISTORY.rst index 37ee57f1..ae2a584e 100644 --- a/HISTORY.rst +++ b/HISTORY.rst @@ -7,54 +7,57 @@ XXXX-XX-XX **Enhancements** -- 1851_: [Linux] cpu_freq() is slow on systems with many CPUs. Read current - frequency values for all CPUs from /proc/cpuinfo instead of opening many - files in /sys fs. (patch by marxin) -- 1992_: NoSuchProcess message now specifies if the PID has been reused. -- 1992_: error classes (NoSuchProcess, AccessDenied, etc.) now have a better - formatted and separated `__repr__` and `__str__` implementations. -- 1996_: add support for MidnightBSD. (patch by Saeed Rasooli) -- 1999_: [Linux] disk_partitions(): convert "/dev/root" device (an alias used - on some Linux distros) to real root device path. -- 2005_: PSUTIL_DEBUG mode now prints file name and line number of the debug +- 1851_, [Linux]: `cpu_freq()`_ is slow on systems with many CPUs. Read current + frequency values for all CPUs from ``/proc/cpuinfo`` instead of opening many + files in ``/sys`` fs. (patch by marxin) +- 1992_: `NoSuchProcess`_ message now specifies if the PID has been reused. +- 1992_: error classes (`NoSuchProcess`_, `AccessDenied`_, etc.) now have a better + formatted and separated ``__repr__`` and ``__str__`` implementations. +- 1996_, [BSD]: add support for MidnightBSD. (patch by Saeed Rasooli) +- 1999_, [Linux]: `disk_partitions()`_: convert ``/dev/root`` device (an alias + used on some Linux distros) to real root device path. +- 2005_: ``PSUTIL_DEBUG`` mode now prints file name and line number of the debug messages coming from C extension modules. +- 2042_: rewrite HISTORY.rst to use hyperlinks pointing to psutil API doc. **Bug fixes** -- 1456_: [macOS] psutil.cpu_freq()'s min and max are set to 0 if can't be - determined (instead of crashing). -- 1512_: [macOS] sometimes Process.connections() will crash with EOPNOTSUPP - for one connection; this is now ignored. -- 1598_: [Windows] psutil.disk_partitions() only returns mountpoints on drives - where it first finds one -- 1874_: [Solaris] swap output error due to incorrect range. -- 1892_: [macOS] psutil.cpu_freq() broken on Apple M1. -- 1901_: [macOS] different functions, especially process' open_files() and - connections() methods, could randomly raise AccessDenied because the internal - buffer of `proc_pidinfo(PROC_PIDLISTFDS)` syscall was not big enough. We now - dynamically increase the buffer size until it's big enough instead of giving - up and raising AccessDenied, which was a fallback to avoid crashing. -- 1904_: [Windows] OpenProcess fails with ERROR_SUCCESS due to GetLastError() - called after sprintf(). (patch by alxchk) -- 1913_: [Linux] wait_procs seemingly ignoring timeout, TimeoutExpired thrown -- 1919_: [Linux] sensors_battery() can raise TypeError on PureOS. -- 1921_: [Windows] psutil.swap_memory() shows committed memory instead of swap -- 1940_: [Linux] psutil does not handle ENAMETOOLONG when accessing process +- 1456_, [macOS], **[critical]**: `cpu_freq()`_ ``min`` and ``max`` are set to + 0 if can't be determined (instead of crashing). +- 1512_, [macOS]: sometimes `Process.connections()`_ will crash with + ``EOPNOTSUPP`` for one connection; this is now ignored. +- 1598_, [Windows]: `disk_partitions()`_ only returns mountpoints on drives + where it first finds one. +- 1874_, [SunOS]: swap output error due to incorrect range. +- 1892_, [macOS]: `cpu_freq()`_ broken on Apple M1. +- 1901_, [macOS]: different functions, especially `Process.open_files()`_ and + `Process.connections()`_, could randomly raise `AccessDenied`_ because the + internal buffer of ``proc_pidinfo(PROC_PIDLISTFDS)`` syscall was not big enough. + We now dynamically increase the buffer size until it's big enough instead of + giving up and raising `AccessDenied`_, which was a fallback to avoid crashing. +- 1904_, [Windows]: ``OpenProcess`` fails with ``ERROR_SUCCESS`` due to + ``GetLastError()`` called after ``sprintf()``. (patch by alxchk) +- 1913_, [Linux]: `wait_procs()`_ should catch ``subprocess.TimeoutExpired`` + exception. +- 1919_, [Linux]: `sensors_battery()`_ can raise ``TypeError`` on PureOS. +- 1921_, [Windows]: `swap_memory()`_ shows committed memory instead of swap. +- 1940_, [Linux]: psutil does not handle ``ENAMETOOLONG`` when accessing process file descriptors in procfs. (patch by Nikita Radchenko) -- 1948_: Process' memoize_when_activated decorator was not thread-safe. (patch - by Xuehai Pan) -- 1953_: [Windows] disk_partitions() crashes due to insufficient buffer len. - (patch by MaWe2019) -- 1965_: [Windows] fix "Fatal Python error: deallocating None" when calling - psutil.users() multiple times. -- 1980_: [Windows] 32bit / WOW64 processes fails to read process name longer - than 128 characters resulting in AccessDenied. This is now fixed. (patch +- 1948_, **[critical]**: ``memoize_when_activated`` decorator is not thread-safe. + (patch by Xuehai Pan) +- 1953_, [Windows], **[critical]**: `disk_partitions()`_ crashes due to + insufficient buffer len. (patch by MaWe2019) +- 1965_, [Windows], **[critical]**: fix "Fatal Python error: deallocating None" + when calling `users()`_ multiple times. +- 1980_, [Windows]: 32bit / WoW64 processes fails to read `Process.name()`_ longer + than 128 characters resulting in `AccessDenied`_. This is now fixed. (patch by PetrPospisil) -- 1991_: process_iter() can raise TypeError if invoked from multiple threads - (not thread-safe). -- 1956_: [macOS] Process.cpu_times() reports incorrect timings on M1 machines. +- 1991_, **[critical]**: `process_iter()`_ is not thread safe and can raise + ``TypeError`` if invoked from multiple threads. +- 1956_, [macOS]: `Process.cpu_times()`_ reports incorrect timings on M1 machines. (patch by Olivier Dormond) -- 2023_: [Linux] cpu_freq() return order is wrong on systems with > 9 CPUs. +- 2023_, [Linux]: `cpu_freq()`_ return order is wrong on systems with more than + 9 CPUs. 5.8.0 ===== @@ -63,9 +66,9 @@ XXXX-XX-XX **Enhancements** -- 1863_: `disk_partitions()` exposes 2 extra fields: `maxfile` and `maxpath`, +- 1863_: `disk_partitions()`_ exposes 2 extra fields: ``maxfile`` and ``maxpath``, which are the maximum file name and path name length. -- 1872_: [Windows] added support for PyPy 2.7. +- 1872_, [Windows]: added support for PyPy 2.7. - 1879_: provide pre-compiled wheels for Linux and macOS (yey!). - 1880_: get rid of Travis and Cirrus CI services (they are no longer free). CI testing is now done by GitHub Actions on Linux, macOS and FreeBSD (yes). @@ -73,20 +76,25 @@ XXXX-XX-XX **Bug fixes** -- 1708_: [Linux] get rid of sensors_temperatures() duplicates. (patch by Tim +- 1708_, [Linux]: get rid of `sensors_temperatures()`_ duplicates. (patch by Tim Schlueter). -- 1839_: [Windows] always raise AccessDenied when failing to query 64 processes - from 32 bit ones (NtWoW64 APIs). -- 1866_: [Windows] process exe(), cmdline(), environ() may raise "invalid - access to memory location" on Python 3.9. -- 1874_: [Solaris] wrong swap output given when encrypted column is present. -- 1875_: [Windows] process username() may raise ERROR_NONE_MAPPED if the SID - has no corresponding account name. In this case AccessDenied is now raised. -- 1877_: [Windows] OpenProcess may fail with ERROR_SUCCESS. Turn it into - AccessDenied or NoSuchProcess depending on whether the PID is alive. -- 1886_: [macOS] EIO error may be raised on cmdline() and environment(). Now - it gets translated into AccessDenied. -- 1891_: [macOS] get rid of deprecated getpagesize(). +- 1839_, [Windows], **[critical]**: always raise `AccessDenied`_ instead of + ``WindowsError`` when failing to query 64 processes from 32 bit ones by using + ``NtWoW64`` APIs. +- 1866_, [Windows], **[critical]**: `Process.exe()`_, `Process.cmdline()`_, + `Process.environ()`_ may raise "[WinError 998] Invalid access to memory + location" on Python 3.9 / VS 2019. +- 1874_, [SunOS]: wrong swap output given when encrypted column is present. +- 1875_, [Windows], **[critical]**: `Process.username()`_ may raise + ``ERROR_NONE_MAPPED`` if the SID has no corresponding account name. In this + case `AccessDenied`_ is now raised. +- 1886_, [macOS]: ``EIO`` error may be raised on `Process.cmdline()`_ and + `Process.environ()`_. Now it gets translated into `AccessDenied`_. +- 1887_, [Windows], **[critical]**: ``OpenProcess`` may fail with + "[WinError 0] The operation completed successfully"." + Turn it into `AccessDenied`_ or `NoSuchProcess`_ depending on whether the + PID is alive. +- 1891_, [macOS]: get rid of deprecated ``getpagesize()``. 5.7.3 ===== @@ -95,24 +103,24 @@ XXXX-XX-XX **Enhancements** -- 809_: [FreeBSD] add support for `Process.rlimit()`. -- 893_: [BSD] add support for `Process.environ()` (patch by Armin Gruner) -- 1830_: [UNIX] `net_if_stats()`'s `isup` also checks whether the NIC is +- 809_, [FreeBSD]: add support for `Process.rlimit()`_. +- 893_, [BSD]: add support for `Process.environ()`_ (patch by Armin Gruner) +- 1830_, [POSIX]: `net_if_stats()`_ ``isup`` also checks whether the NIC is running (meaning Wi-Fi or ethernet cable is connected). (patch by Chris Burger) -- 1837_: [Linux] improved battery detection and charge "secsleft" calculation +- 1837_, [Linux]: improved battery detection and charge ``secsleft`` calculation (patch by aristocratos) **Bug fixes** -- 1620_: [Linux] cpu_count(logical=False) result is incorrect on systems with - more than one CPU socket. (patch by Vincent A. Arcila) -- 1738_: [macOS] Process.exe() may raise FileNotFoundError if process is still +- 1620_, [Linux]: `cpu_count()`_ with ``logical=False`` result is incorrect on + systems with more than one CPU socket. (patch by Vincent A. Arcila) +- 1738_, [macOS]: `Process.exe()`_ may raise ``FileNotFoundError`` if process is still alive but the exe file which launched it got deleted. -- 1791_: [macOS] fix missing include for getpagesize(). -- 1823_: [Windows] Process.open_files() may cause a segfault due to a NULL - pointer. -- 1838_: [Linux] sensors_battery(): if `percent` can be determined but not - the remaining values, still return a result instead of None. +- 1791_, [macOS]: fix missing include for ``getpagesize()``. +- 1823_, [Windows], **[critical]**: `Process.open_files()`_ may cause a segfault + due to a NULL pointer. +- 1838_, [Linux]: `sensors_battery()`_: if `percent` can be determined but not + the remaining values, still return a result instead of ``None``. (patch by aristocratos) 5.7.2 @@ -131,35 +139,28 @@ XXXX-XX-XX **Enhancements** -- 1729_: parallel tests on UNIX (make test-parallel). They're twice as fast! -- 1741_: "make build/install" is now run in parallel and it's about 15% faster - on UNIX. -- 1747_: `Process.wait()` on POSIX returns an enum, showing the negative signal - which was used to terminate the process:: - >>> import psutil - >>> p = psutil.Process(9891) - >>> p.terminate() - >>> p.wait() - <Negsignal.SIGTERM: -15> -- 1747_: `Process.wait()` return value is cached so that the exit code can be +- 1729_: parallel tests on POSIX (``make test-parallel``). They're twice as fast! +- 1741_, [POSIX]: ``make build`` now runs in parallel on Python >= 3.6 and + it's about 15% faster. +- 1747_: `Process.wait()`_ return value is cached so that the exit code can be retrieved on then next call. -- 1747_: Process provides more info about the process on str() and repr() - (status and exit code):: - >>> proc - psutil.Process(pid=12739, name='python3', status='terminated', - exitcode=<Negsigs.SIGTERM: -15>, started='15:08:20') +- 1747_, [POSIX]: `Process.wait()`_ on POSIX now returns an enum, showing the + negative signal which was used to terminate the process. It returns something + like ``<Negsignal.SIGTERM: -15>``. +- 1747_: `Process`_ class provides more info about the process on ``str()`` + and ``repr()`` (status and exit code). - 1757_: memory leak tests are now stable. -- 1768_: [Windows] added support for Windows Nano Server. (contributed by +- 1768_, [Windows]: added support for Windows Nano Server. (contributed by Julien Lebot) **Bug fixes** -- 1726_: [Linux] cpu_freq() parsing should use spaces instead of tabs on ia64. +- 1726_, [Linux]: `cpu_freq()`_ parsing should use spaces instead of tabs on ia64. (patch by Michał Górny) -- 1760_: [Linux] Process.rlimit() does not handle long long type properly. -- 1766_: [macOS] NoSuchProcess may be raised instead of ZombieProcess. -- 1781_: fix signature of callback function for getloadavg(). (patch by - Ammar Askar) +- 1760_, [Linux]: `Process.rlimit()`_ does not handle long long type properly. +- 1766_, [macOS]: `NoSuchProcess`_ may be raised instead of `ZombieProcess`_. +- 1781_, **[critical]**: `getloadavg()`_ can crash the Python interpreter. + (patch by Ammar Askar) 5.7.0 ===== @@ -168,42 +169,44 @@ XXXX-XX-XX **Enhancements** -- 1637_: [SunOS] add partial support for old SunOS 5.10 Update 0 to 3. -- 1648_: [Linux] sensors_temperatures() looks into an additional /sys/device/ - directory for additional data. (patch by Javad Karabi) -- 1652_: [Windows] dropped support for Windows XP and Windows Server 2003. +- 1637_, [SunOS]: add partial support for old SunOS 5.10 Update 0 to 3. +- 1648_, [Linux]: `sensors_temperatures()`_ looks into an additional + ``/sys/device/`` directory for additional data. (patch by Javad Karabi) +- 1652_, [Windows]: dropped support for Windows XP and Windows Server 2003. Minimum supported Windows version now is Windows Vista. -- 1671_: [FreeBSD] add CI testing/service for FreeBSD (Cirrus CI). -- 1677_: [Windows] process exe() will succeed for all process PIDs (instead of - raising AccessDenied). -- 1679_: [Windows] net_connections() and Process.connections() are 10% faster. -- 1682_: [PyPy] added CI / test integration for PyPy via Travis. -- 1686_: [Windows] added support for PyPy on Windows. -- 1693_: [Windows] boot_time(), Process.create_time() and users()'s login time - now have 1 micro second precision (before the precision was of 1 second). +- 1671_, [FreeBSD]: add CI testing/service for FreeBSD (Cirrus CI). +- 1677_, [Windows]: `Process.exe()`_ will succeed for all process PIDs (instead of + raising `AccessDenied`_). +- 1679_, [Windows]: `net_connections()`_ and `Process.connections()`_ are 10% faster. +- 1682_, [PyPy]: added CI / test integration for PyPy via Travis. +- 1686_, [Windows]: added support for PyPy on Windows. +- 1693_, [Windows]: `boot_time()`_, `Process.create_time()`_ and `users()`_'s + login time now have 1 micro second precision (before the precision was of 1 + second). **Bug fixes** -- 1538_: [NetBSD] process cwd() may return ENOENT instead of NoSuchProcess. -- 1627_: [Linux] Process.memory_maps() can raise KeyError. -- 1642_: [SunOS] querying basic info for PID 0 results in FileNotFoundError. -- 1646_: [FreeBSD] many Process methods may cause a segfault on FreeBSD 12.0 - due to a backward incompatible change in a C type introduced in 12.0. -- 1656_: [Windows] Process.memory_full_info() raises AccessDenied even for the +- 1538_, [NetBSD]: `Process.cwd()`_ may return ``ENOENT`` instead of `NoSuchProcess`_. +- 1627_, [Linux]: `Process.memory_maps()`_ can raise ``KeyError``. +- 1642_, [SunOS]: querying basic info for PID 0 results in ``FileNotFoundError``. +- 1646_, [FreeBSD], **[critical]**: many `Process`_ methods may cause a segfault + due to a backward incompatible change in a C type on FreeBSD 12.0. +- 1656_, [Windows]: `Process.memory_full_info()`_ raises `AccessDenied`_ even for the current user and os.getpid(). -- 1660_: [Windows] Process.open_files() complete rewrite + check of errors. -- 1662_: [Windows] process exe() may raise WinError 0. -- 1665_: [Linux] disk_io_counters() does not take into account extra fields +- 1660_, [Windows]: `Process.open_files()`_ complete rewrite + check of errors. +- 1662_, [Windows], **[critical]**: `Process.exe()`_ may raise "[WinError 0] + The operation completed successfully". +- 1665_, [Linux]: `disk_io_counters()`_ does not take into account extra fields added to recent kernels. (patch by Mike Hommey) - 1672_: use the right C type when dealing with PIDs (int or long). Thus far (long) was almost always assumed, which is wrong on most platforms. -- 1673_: [OpenBSD] Process connections(), num_fds() and threads() returned - improper exception if process is gone. -- 1674_: [SunOS] disk_partitions() may raise OSError. -- 1684_: [Linux] disk_io_counters() may raise ValueError on systems not - having /proc/diskstats. -- 1695_: [Linux] could not compile on kernels <= 2.6.13 due to - PSUTIL_HAVE_IOPRIO not being defined. (patch by Anselm Kruis) +- 1673_, [OpenBSD]: `Process.connections()`_, `Process.num_fds()`_ and + `Process.threads()`_ returned improper exception if process is gone. +- 1674_, [SunOS]: `disk_partitions()`_ may raise ``OSError``. +- 1684_, [Linux]: `disk_io_counters()`_ may raise ``ValueError`` on systems not + having ``/proc/diskstats``. +- 1695_, [Linux]: could not compile on kernels <= 2.6.13 due to + ``PSUTIL_HAVE_IOPRIO`` not being defined. (patch by Anselm Kruis) 5.6.7 ===== @@ -212,7 +215,8 @@ XXXX-XX-XX **Bug fixes** -- 1630_: [Windows] can't compile source distribution due to C syntax error. +- 1630_, [Windows], **[critical]**: can't compile source distribution due to C + syntax error. 5.6.6 ===== @@ -221,14 +225,14 @@ XXXX-XX-XX **Bug fixes** -- 1179_: [Linux] Process cmdline() now takes into account misbehaving processes +- 1179_, [Linux]: `Process.cmdline()`_ now takes into account misbehaving processes renaming the command line and using inappropriate chars to separate args. -- 1616_: use of Py_DECREF instead of Py_CLEAR will result in double free and - segfault +- 1616_, **[critical]**: use of ``Py_DECREF`` instead of ``Py_CLEAR`` will + result in double ``free()`` and segfault (`CVE-2019-18874 <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18874>`__). (patch by Riccardo Schirone) -- 1619_: [OpenBSD] compilation fails due to C syntax error. (patch by Nathan - Houghton) +- 1619_, [OpenBSD], **[critical]**: compilation fails due to C syntax error. + (patch by Nathan Houghton) 5.6.5 ===== @@ -237,7 +241,7 @@ XXXX-XX-XX **Bug fixes** -- 1615_: remove pyproject.toml as it was causing installation issues. +- 1615_: remove ``pyproject.toml`` as it was causing installation issues. 5.6.4 ===== @@ -246,31 +250,33 @@ XXXX-XX-XX **Enhancements** -- 1527_: [Linux] added Process.cpu_times().iowait counter, which is the time - spent waiting for blocking I/O to complete. +- 1527_, [Linux]: added `Process.cpu_times()`_ ``iowait`` counter, which is the + time spent waiting for blocking I/O to complete. - 1565_: add PEP 517/8 build backend and requirements specification for better pip integration. (patch by Bernát Gábor) **Bug fixes** -- 875_: [Windows] Process' cmdline(), environ() or cwd() may occasionally fail - with ERROR_PARTIAL_COPY which now gets translated to AccessDenied. -- 1126_: [Linux] cpu_affinity() segfaults on CentOS 5 / manylinux. - cpu_affinity() support for CentOS 5 was removed. -- 1528_: [AIX] compilation error on AIX 7.2 due to 32 vs 64 bit differences. - (patch by Arnon Yaari) -- 1535_: 'type' and 'family' fields returned by net_connections() are not +- 875_, [Windows], **[critical]**: `Process.cmdline()`_, `Process.environ()`_ or + `Process.cwd()`_ may occasionally fail with ``ERROR_PARTIAL_COPY`` which now + gets translated to `AccessDenied`_. +- 1126_, [Linux], **[critical]**: `Process.cpu_affinity()`_ segfaults on CentOS + 5 / manylinux. `Process.cpu_affinity()`_ support for CentOS 5 was removed. +- 1528_, [AIX], **[critical]**: compilation error on AIX 7.2 due to 32 vs 64 + bit differences. (patch by Arnon Yaari) +- 1535_: ``type`` and ``family`` fields returned by `net_connections()`_ are not always turned into enums. -- 1536_: [NetBSD] process cmdline() erroneously raise ZombieProcess error if +- 1536_, [NetBSD]: `Process.cmdline()`_ erroneously raise `ZombieProcess`_ error if cmdline has non encodable chars. - 1546_: usage percent may be rounded to 0 on Python 2. -- 1552_: [Windows] getloadavg() math for calculating 5 and 15 mins values is +- 1552_, [Windows]: `getloadavg()`_ math for calculating 5 and 15 mins values is incorrect. -- 1568_: [Linux] use CC compiler env var if defined. -- 1570_: [Windows] `NtWow64*` syscalls fail to raise the proper error code -- 1585_: [OSX] calling close() (in C) on possible negative integers. (patch - by Athos Ribeiro) -- 1606_: [SunOS] compilation fails on SunOS 5.10. (patch by vser1) +- 1568_, [Linux]: use CC compiler env var if defined. +- 1570_, [Windows]: ``NtWow64*`` syscalls fail to raise the proper error code +- 1585_, [OSX]: avoid calling ``close()`` (in C) on possible negative integers. + (patch by Athos Ribeiro) +- 1606_, [SunOS], **[critical]**: compilation fails on SunOS 5.10. + (patch by vser1) 5.6.3 ===== @@ -279,16 +285,16 @@ XXXX-XX-XX **Enhancements** -- 1494_: [AIX] added support for Process.environ(). (patch by Arnon Yaari) +- 1494_, [AIX]: added support for `Process.environ()`_. (patch by Arnon Yaari) **Bug fixes** -- 1276_: [AIX] can't get whole cmdline(). (patch by Arnon Yaari) -- 1501_: [Windows] Process cmdline() and exe() raise unhandled "WinError 1168 - element not found" exceptions for "Registry" and "Memory Compression" psuedo - processes on Windows 10. -- 1526_: [NetBSD] process cmdline() could raise MemoryError. (patch by - Kamil Rytarowski) +- 1276_, [AIX]: can't get whole `Process.cmdline()`_. (patch by Arnon Yaari) +- 1501_, [Windows]: `Process.cmdline()`_ and `Process.exe()`_ raise unhandled + "WinError 1168 element not found" exceptions for "Registry" and + "Memory Compression" psuedo processes on Windows 10. +- 1526_, [NetBSD], **[critical]**: `Process.cmdline()`_ could raise + ``MemoryError``. (patch by Kamil Rytarowski) 5.6.2 ===== @@ -297,44 +303,48 @@ XXXX-XX-XX **Enhancements** -- 604_: [Windows, Windows] add new psutil.getloadavg(), returning system load - average calculation, including on Windows (emulated). (patch by Ammar Askar) -- 1404_: [Linux] cpu_count(logical=False) uses a second method (read from - `/sys/devices/system/cpu/cpu[0-9]/topology/core_id`) in order to determine - the number of CPU cores in case /proc/cpuinfo does not provide this info. -- 1458_: provide coloured test output. Also show failures on KeyboardInterrupt. -- 1464_: various docfixes (always point to python3 doc, fix links, etc.). -- 1476_: [Windows] it is now possible to set process high I/O priority - (ionice()).Also, I/O priority values are now exposed as 4 new constants: - IOPRIO_VERYLOW, IOPRIO_LOW, IOPRIO_NORMAL, IOPRIO_HIGH. +- 604_, [Windows]: add new `getloadavg()`_, returning system load average + calculation, including on Windows (emulated). (patch by Ammar Askar) +- 1404_, [Linux]: `cpu_count()`_ with ``logical=False`` uses a second method + (read from ``/sys/devices/system/cpu/cpu[0-9]/topology/core_id``) in order to + determine the number of CPU cores in case ``/proc/cpuinfo`` does not provide this + info. +- 1458_: provide coloured test output. Also show failures on + ``KeyboardInterrupt``. +- 1464_: various docfixes (always point to Python 3 doc, fix links, etc.). +- 1476_, [Windows]: it is now possible to set process high I/O priority + (`Process.ionice()`_). Also, I/O priority values are now exposed as 4 new + constants: ``IOPRIO_VERYLOW``, ``IOPRIO_LOW``, ``IOPRIO_NORMAL``, + ``IOPRIO_HIGH``. - 1478_: add make command to re-run tests failed on last run. **Bug fixes** -- 1223_: [Windows] boot_time() may return value on Windows XP. -- 1456_: [Linux] cpu_freq() returns None instead of 0.0 when min/max not - available (patch by Alex Manuskin) -- 1462_: [Linux] (tests) make tests invariant to LANG setting (patch by +- 1223_, [Windows]: `boot_time()`_ may return incorrect value on Windows XP. +- 1456_, [Linux]: `cpu_freq()`_ returns ``None`` instead of 0.0 when ``min`` + and ``max`` fields can't be determined. (patch by Alex Manuskin) +- 1462_, [Linux]: (tests) make tests invariant to ``LANG`` setting (patch by Benjamin Drung) -- 1463_: cpu_distribution.py script was broken. -- 1470_: [Linux] disk_partitions(): fix corner case when /etc/mtab doesn't - exist. (patch by Cedric Lamoriniere) -- 1471_: [SunOS] Process name() and cmdline() can return SystemError. (patch - by Daniel Beer) -- 1472_: [Linux] cpu_freq() does not return all CPUs on Rasbperry-pi 3. -- 1474_: fix formatting of psutil.tests() which mimicks 'ps aux' output. -- 1475_: [Windows] OSError.winerror attribute wasn't properly checked resuling - in WindowsError being raised instead of AccessDenied. -- 1477_: [Windows] wrong or absent error handling for private NTSTATUS Windows - APIs. Different process methods were affected by this. -- 1480_: [Windows] psutil.cpu_count(logical=False) could cause a crash due to - fixed read violation. (patch by Samer Masterson) -- 1486_: [AIX, SunOS] AttributeError when interacting with Process methods - involved into oneshot() context. -- 1491_: [SunOS] net_if_addrs(): free() ifap struct on error. (patch by - Agnewee) -- 1493_: [Linux] cpu_freq(): handle the case where - /sys/devices/system/cpu/cpufreq/ exists but is empty. +- 1463_: `cpu_distribution.py`_ script was broken. +- 1470_, [Linux]: `disk_partitions()`_: fix corner case when ``/etc/mtab`` + doesn't exist. (patch by Cedric Lamoriniere) +- 1471_, [SunOS]: `Process.name()`_ and `Process.cmdline()`_ can return + ``SystemError``. (patch by Daniel Beer) +- 1472_, [Linux]: `cpu_freq()`_ does not return all CPUs on Rasbperry-pi 3. +- 1474_: fix formatting of ``psutil.tests()`` which mimicks ``ps aux`` output. +- 1475_, [Windows], **[critical]**: ``OSError.winerror`` attribute wasn't + properly checked resuling in ``WindowsError(ERROR_ACCESS_DENIED)`` being + raised instead of `AccessDenied`_. +- 1477_, [Windows]: wrong or absent error handling for private ``NTSTATUS`` + Windows APIs. Different process methods were affected by this. +- 1480_, [Windows], **[critical]**: `cpu_count()`_ with ``logical=False`` could + cause a crash due to fixed read violation. (patch by Samer Masterson) +- 1486_, [AIX], [SunOS]: ``AttributeError`` when interacting with `Process`_ + methods involved into `Process.oneshot()`_ context. +- 1491_, [SunOS]: `net_if_addrs()`_: use ``free()`` against ``ifap`` struct + on error. (patch by Agnewee) +- 1493_, [Linux]: `cpu_freq()`_: handle the case where + ``/sys/devices/system/cpu/cpufreq/`` exists but it's empty. 5.6.1 ===== @@ -343,11 +353,12 @@ XXXX-XX-XX **Bug fixes** -- 1329_: [AIX] psutil doesn't compile on AIX 6.1. (patch by Arnon Yaari) -- 1448_: [Windows] crash on import due to rtlIpv6AddressToStringA not available - on Wine. -- 1451_: [Windows] Process.memory_full_info() segfaults. NtQueryVirtualMemory - is now used instead of QueryWorkingSet to calculate USS memory. +- 1329_, [AIX]: psutil doesn't compile on AIX 6.1. (patch by Arnon Yaari) +- 1448_, [Windows], **[critical]**: crash on import due to ``rtlIpv6AddressToStringA`` + not available on Wine. +- 1451_, [Windows], **[critical]**: `Process.memory_full_info()`_ segfaults. + ``NtQueryVirtualMemory`` is now used instead of ``QueryWorkingSet`` to + calculate USS memory. 5.6.0 ===== @@ -356,48 +367,51 @@ XXXX-XX-XX **Enhancements** -- 1379_: [Windows] Process suspend() and resume() now use NtSuspendProcess - and NtResumeProcess instead of stopping/resuming all threads of a process. - This is faster and more reliable (aka this is what ProcessHacker does). -- 1420_: [Windows] in case of exception disk_usage() now also shows the path +- 1379_, [Windows]: `Process.suspend()`_ and `Process.resume()`_ now use + ``NtSuspendProcess`` and ``NtResumeProcess`` instead of stopping/resuming all + threads of a process. This is faster and more reliable (aka this is what + ProcessHacker does). +- 1420_, [Windows]: in case of exception `disk_usage()`_ now also shows the path name. -- 1422_: [Windows] Windows APIs requiring to be dynamically loaded from DLL +- 1422_, [Windows]: Windows APIs requiring to be dynamically loaded from DLL libraries are now loaded only once on startup (instead of on per function call) significantly speeding up different functions and methods. -- 1426_: [Windows] PAGESIZE and number of processors is now calculated on +- 1426_, [Windows]: ``PAGESIZE`` and number of processors is now calculated on startup. - 1428_: in case of error, the traceback message now shows the underlying C function called which failed. -- 1433_: new Process.parents() method. (idea by Ghislain Le Meur) -- 1437_: pids() are returned in sorted order. -- 1442_: python3 is now the default interpreter used by Makefile. +- 1433_: new `Process.parents()`_ method. (idea by Ghislain Le Meur) +- 1437_: `pids()`_ are returned in sorted order. +- 1442_: Python 3 is now the default interpreter used by Makefile. **Bug fixes** -- 1353_: process_iter() is now thread safe (it rarely raised TypeError). -- 1394_: [Windows] Process name() and exe() may erroneously return "Registry". - QueryFullProcessImageNameW is now used instead of GetProcessImageFileNameW - in order to prevent that. -- 1411_: [BSD] lack of Py_DECREF could cause segmentation fault on process +- 1353_: `process_iter()`_ is now thread safe (it rarely raised ``TypeError``). +- 1394_, [Windows], **[critical]**: `Process.name()`_ and `Process.exe()`_ may + erroneously return "Registry" or fail with "[Error 0] The operation completed + successfully". + ``QueryFullProcessImageNameW`` is now used instead of + ``GetProcessImageFileNameW`` in order to prevent that. +- 1411_, [BSD]: lack of ``Py_DECREF`` could cause segmentation fault on process instantiation. -- 1419_: [Windows] Process.environ() raises NotImplementedError when querying - a 64-bit process in 32-bit-WoW mode. Now it raises AccessDenied. -- 1427_: [OSX] Process cmdline() and environ() may erroneously raise OSError - on failed malloc(). -- 1429_: [Windows] SE DEBUG was not properly set for current process. It is - now, and it should result in less AccessDenied exceptions for low-pid +- 1419_, [Windows]: `Process.environ()`_ raises ``NotImplementedError`` when + querying a 64-bit process in 32-bit-WoW mode. Now it raises `AccessDenied`_. +- 1427_, [OSX]: `Process.cmdline()`_ and `Process.environ()`_ may erroneously + raise ``OSError`` on failed ``malloc()``. +- 1429_, [Windows]: ``SE DEBUG`` was not properly set for current process. It is + now, and it should result in less `AccessDenied`_ exceptions for low PID processes. -- 1432_: [Windows] Process.memory_info_ex()'s USS memory is miscalculated - because we're not using the actual system PAGESIZE. -- 1439_: [NetBSD] Process.connections() may return incomplete results if using - oneshot(). -- 1447_: original exception wasn't turned into NSP/AD exceptions when using - Process.oneshot() ctx manager. +- 1432_, [Windows]: `Process.memory_info_ex()`_'s USS memory is miscalculated + because we're not using the actual system ``PAGESIZE``. +- 1439_, [NetBSD]: `Process.connections()`_ may return incomplete results if using + `Process.oneshot()`_. +- 1447_: original exception wasn't turned into `NoSuchProcess`_ / `AccessDenied`_ + exceptions when using `Process.oneshot()`_ context manager. **Incompatible API changes** -- 1291_: [OSX] Process.memory_maps() was removed because inherently broken - (segfault) for years. +- 1291_, [OSX], **[critical]**: `Process.memory_maps()`_ was removed because + inherently broken (segfault) for years. 5.5.1 ===== @@ -406,17 +420,17 @@ XXXX-XX-XX **Enhancements** -- 1348_: [Windows] on Windows >= 8.1 if Process.cmdline() fails due to - ERROR_ACCESS_DENIED attempt using NtQueryInformationProcess + - ProcessCommandLineInformation. (patch by EccoTheFlintstone) +- 1348_, [Windows]: on Windows >= 8.1 if `Process.cmdline()`_ fails due to + ``ERROR_ACCESS_DENIED`` attempt using ``NtQueryInformationProcess`` + + ``ProcessCommandLineInformation``. (patch by EccoTheFlintstone) **Bug fixes** -- 1394_: [Windows] Process.exe() returns "[Error 0] The operation completed +- 1394_, [Windows]: `Process.exe()`_ returns "[Error 0] The operation completed successfully" when Python process runs in "Virtual Secure Mode". -- 1402_: psutil exceptions' repr() show the internal private module path. -- 1408_: [AIX] psutil won't compile on AIX 7.1 due to missing header. (patch - by Arnon Yaari) +- 1402_: psutil exceptions' ``repr()`` show the internal private module path. +- 1408_, [AIX], **[critical]**: psutil won't compile on AIX 7.1 due to missing + header. (patch by Arnon Yaari) 5.5.0 ===== @@ -425,27 +439,27 @@ XXXX-XX-XX **Enhancements** -- 1350_: [FreeBSD] added support for sensors_temperatures(). (patch by Alex +- 1350_, [FreeBSD]: added support for `sensors_temperatures()`_. (patch by Alex Manuskin) -- 1352_: [FreeBSD] added support for CPU frequency. (patch by Alex Manuskin) +- 1352_, [FreeBSD]: added support for `cpu_freq()`_. (patch by Alex Manuskin) **Bug fixes** -- 1111_: Process.oneshot() is now thread safe. -- 1354_: [Linux] disk_io_counters() fails on Linux kernel 4.18+. -- 1357_: [Linux] Process' memory_maps() and io_counters() method are no longer - exposed if not supported by the kernel. -- 1368_: [Windows] fix psutil.Process().ionice(...) mismatch. (patch by +- 1111_: `Process.oneshot()`_ is now thread safe. +- 1354_, [Linux]: `disk_io_counters()`_ fails on Linux kernel 4.18+. +- 1357_, [Linux]: `Process.memory_maps()`_ and `Process.io_counters()`_ methods + are no longer exposed if not supported by the kernel. +- 1368_, [Windows]: fix `Process.ionice()`_ mismatch. (patch by EccoTheFlintstone) -- 1370_: [Windows] improper usage of CloseHandle() may lead to override the +- 1370_, [Windows]: improper usage of ``CloseHandle()`` may lead to override the original error code when raising an exception. -- 1373_: incorrect handling of cache in Process.oneshot() context causes - Process instances to return incorrect results. -- 1376_: [Windows] OpenProcess() now uses PROCESS_QUERY_LIMITED_INFORMATION - access rights wherever possible, resulting in less AccessDenied exceptions +- 1373_, **[critical]**: incorrect handling of cache in `Process.oneshot()`_ + context causes `Process`_ instances to return incorrect results. +- 1376_, [Windows]: ``OpenProcess`` now uses ``PROCESS_QUERY_LIMITED_INFORMATION`` + access rights wherever possible, resulting in less `AccessDenied`_ exceptions being thrown for system processes. -- 1376_: [Windows] check if variable is NULL before free()ing it. (patch by - EccoTheFlintstone) +- 1376_, [Windows]: check if variable is ``NULL`` before ``free()`` ing it. + (patch by EccoTheFlintstone) 5.4.8 ===== @@ -454,28 +468,28 @@ XXXX-XX-XX **Enhancements** -- 1197_: [Linux] cpu_freq() is now implemented by parsing /proc/cpuinfo in case - /sys/devices/system/cpu/* filesystem is not available. -- 1310_: [Linux] psutil.sensors_temperatures() now parses /sys/class/thermal - in case /sys/class/hwmon fs is not available (e.g. Raspberry Pi). (patch +- 1197_, [Linux]: `cpu_freq()`_ is now implemented by parsing ``/proc/cpuinfo`` + in case ``/sys/devices/system/cpu/*`` filesystem is not available. +- 1310_, [Linux]: `sensors_temperatures()`_ now parses ``/sys/class/thermal`` + in case ``/sys/class/hwmon`` fs is not available (e.g. Raspberry Pi). (patch by Alex Manuskin) -- 1320_: [Posix] better compilation support when using g++ instead of gcc. +- 1320_, [POSIX]: better compilation support when using g++ instead of GCC. (patch by Jaime Fullaondo) **Bug fixes** -- 715_: do not print exception on import time in case cpu_times() fails. -- 1004_: [Linux] Process.io_counters() may raise ValueError. -- 1277_: [OSX] available and used memory (psutil.virtual_memory()) metrics are +- 715_: do not print exception on import time in case `cpu_times()`_ fails. +- 1004_, [Linux]: `Process.io_counters()`_ may raise ``ValueError``. +- 1277_, [OSX]: available and used memory (`virtual_memory()`_) metrics are not accurate. -- 1294_: [Windows] psutil.Process().connections() may sometimes fail with - intermittent 0xC0000001. (patch by Sylvain Duchesne) -- 1307_: [Linux] disk_partitions() does not honour PROCFS_PATH. -- 1320_: [AIX] system CPU times (psutil.cpu_times()) were being reported with +- 1294_, [Windows]: `Process.connections()`_ may sometimes fail with + intermittent ``0xC0000001``. (patch by Sylvain Duchesne) +- 1307_, [Linux]: `disk_partitions()`_ does not honour `PROCFS_PATH`_. +- 1320_, [AIX]: system CPU times (`cpu_times()`_) were being reported with ticks unit as opposed to seconds. (patch by Jaime Fullaondo) -- 1332_: [OSX] psutil debug messages are erroneously printed all the time. +- 1332_, [OSX]: psutil debug messages are erroneously printed all the time. (patch by Ilya Yanok) -- 1346_: [SunOS] net_connections() returns an empty list. (patch by Oleksii +- 1346_, [SunOS]: `net_connections()`_ returns an empty list. (patch by Oleksii Shevchuk) 5.4.7 @@ -485,28 +499,28 @@ XXXX-XX-XX **Enhancements** -- 1286_: [macOS] psutil.OSX constant is now deprecated in favor of new - psutil.MACOS. -- 1309_: [Linux] added psutil.STATUS_PARKED constant for Process.status(). -- 1321_: [Linux] add disk_io_counters() dual implementation relying on - /sys/block filesystem in case /proc/diskstats is not available. (patch by - Lawrence Ye) +- 1286_, [macOS]: ``psutil.OSX`` constant is now deprecated in favor of new + ``psutil.MACOS``. +- 1309_, [Linux]: added ``psutil.STATUS_PARKED`` constant for `Process.status()`_. +- 1321_, [Linux]: add `disk_io_counters()`_ dual implementation relying on + ``/sys/block`` filesystem in case ``/proc/diskstats`` is not available. + (patch by Lawrence Ye) **Bug fixes** -- 1209_: [macOS] Process.memory_maps() may fail with EINVAL due to poor - task_for_pid() syscall. AccessDenied is now raised instead. -- 1278_: [macOS] Process.threads() incorrectly return microseconds instead of +- 1209_, [macOS]: `Process.memory_maps()`_ may fail with ``EINVAL`` due to poor + ``task_for_pid()`` syscall. `AccessDenied`_ is now raised instead. +- 1278_, [macOS]: `Process.threads()`_ incorrectly return microseconds instead of seconds. (patch by Nikhil Marathe) -- 1279_: [Linux, macOS, BSD] net_if_stats() may return ENODEV. -- 1294_: [Windows] psutil.Process().connections() may sometime fail with - MemoryError. (patch by sylvainduchesne) -- 1305_: [Linux] disk_io_stats() may report inflated r/w bytes values. -- 1309_: [Linux] Process.status() is unable to recognize "idle" and "parked" - statuses (returns '?'). -- 1313_: [Linux] disk_io_counters() can report inflated IO counters due to - erroneously counting base disk device and its partition(s) twice. -- 1323_: [Linux] sensors_temperatures() may fail with ValueError. +- 1279_, [Linux], [macOS], [BSD]: `net_if_stats()`_ may return ``ENODEV``. +- 1294_, [Windows]: `Process.connections()`_ may sometime fail with + ``MemoryError``. (patch by sylvainduchesne) +- 1305_, [Linux]: `disk_io_counters()`_ may report inflated r/w bytes values. +- 1309_, [Linux]: `Process.status()`_ is unable to recognize ``"idle"`` and + ``"parked"`` statuses (returns ``"?"``). +- 1313_, [Linux]: `disk_io_counters()`_ can report inflated values due to + counting base disk device and its partition(s) twice. +- 1323_, [Linux]: `sensors_temperatures()`_ may fail with ``ValueError``. 5.4.6 ===== @@ -515,12 +529,12 @@ XXXX-XX-XX **Bug fixes** -- 1258_: [Windows] Process.username() may cause a segfault (Python interpreter - crash). (patch by Jean-Luc Migot) -- 1273_: net_if_addr() namedtuple's name has been renamed from "snic" to - "snicaddr". -- 1274_: [Linux] there was a small chance Process.children() may swallow - AccessDenied exceptions. +- 1258_, [Windows], **[critical]**: `Process.username()`_ may cause a segfault + (Python interpreter crash). (patch by Jean-Luc Migot) +- 1273_: `net_if_addrs()`_ namedtuple's name has been renamed from ``snic`` to + ``snicaddr``. +- 1274_, [Linux]: there was a small chance `Process.children()`_ may swallow + `AccessDenied`_ exceptions. 5.4.5 ===== @@ -529,7 +543,7 @@ XXXX-XX-XX **Bug fixes** -- 1268_: setup.py's extra_require parameter requires latest setuptools version, +- 1268_: setup.py's ``extra_require`` parameter requires latest setuptools version, breaking quite a lot of installations. 5.4.4 @@ -539,47 +553,47 @@ XXXX-XX-XX **Enhancements** -- 1239_: [Linux] expose kernel "slab" memory for psutil.virtual_memory(). +- 1239_, [Linux]: expose kernel ``slab`` memory field for `virtual_memory()`_. (patch by Maxime Mouial) **Bug fixes** -- 694_: [SunOS] cmdline() could be truncated at the 15th character when - reading it from /proc. An extra effort is made by reading it from process +- 694_, [SunOS]: `Process.cmdline()`_ could be truncated at the 15th character when + reading it from ``/proc``. An extra effort is made by reading it from process address space first. (patch by Georg Sauthoff) -- 771_: [Windows] cpu_count() (both logical and cores) return a wrong +- 771_, [Windows]: `cpu_count()`_ (both logical and cores) return a wrong (smaller) number on systems using process groups (> 64 cores). -- 771_: [Windows] cpu_times(percpu=True) return fewer CPUs on systems using - process groups (> 64 cores). -- 771_: [Windows] cpu_stats() and cpu_freq() may return incorrect results on +- 771_, [Windows]: `cpu_times()`_ with ``percpu=True`` return fewer CPUs on + systems using process groups (> 64 cores). +- 771_, [Windows]: `cpu_stats()`_ and `cpu_freq()`_ may return incorrect results on systems using process groups (> 64 cores). -- 1193_: [SunOS] Return uid/gid from /proc/pid/psinfo if there aren't - enough permissions for /proc/pid/cred. (patch by Georg Sauthoff) -- 1194_: [SunOS] Return nice value from psinfo as getpriority() doesn't +- 1193_, [SunOS]: return uid/gid from ``/proc/pid/psinfo`` if there aren't + enough permissions for ``/proc/pid/cred``. (patch by Georg Sauthoff) +- 1194_, [SunOS]: return nice value from ``psinfo`` as ``getpriority()`` doesn't support real-time processes. (patch by Georg Sauthoff) -- 1194_: [SunOS] Fix double free in psutil_proc_cpu_num(). (patch by Georg +- 1194_, [SunOS]: fix double ``free()`` in `Process.cpu_num()`_. (patch by Georg Sauthoff) -- 1194_: [SunOS] Fix undefined behavior related to strict-aliasing rules +- 1194_, [SunOS]: fix undefined behavior related to strict-aliasing rules and warnings. (patch by Georg Sauthoff) -- 1210_: [Linux] cpu_percent() steal time may remain stuck at 100% due to Linux +- 1210_, [Linux]: `cpu_percent()`_ steal time may remain stuck at 100% due to Linux erroneously reporting a decreased steal time between calls. (patch by Arnon Yaari) -- 1216_: fix compatibility with python 2.6 on Windows (patch by Dan Vinakovsky) -- 1222_: [Linux] Process.memory_full_info() was erroneously summing "Swap:" and +- 1216_: fix compatibility with Python 2.6 on Windows (patch by Dan Vinakovsky) +- 1222_, [Linux]: `Process.memory_full_info()`_ was erroneously summing "Swap:" and "SwapPss:". Same for "Pss:" and "SwapPss". Not anymore. -- 1224_: [Windows] Process.wait() may erroneously raise TimeoutExpired. -- 1238_: [Linux] sensors_battery() may return None in case battery is not - listed as "BAT0" under /sys/class/power_supply. -- 1240_: [Windows] cpu_times() float loses accuracy in a long running system. +- 1224_, [Windows]: `Process.wait()`_ may erroneously raise `TimeoutExpired`_. +- 1238_, [Linux]: `sensors_battery()`_ may return ``None`` in case battery is not + listed as "BAT0" under ``/sys/class/power_supply``. +- 1240_, [Windows]: `cpu_times()`_ float loses accuracy in a long running system. (patch by stswandering) -- 1245_: [Linux] sensors_temperatures() may fail with IOError "no such file". -- 1255_: [FreeBSD] swap_memory() stats were erroneously represented in KB. +- 1245_, [Linux]: `sensors_temperatures()`_ may fail with ``IOError`` "no such file". +- 1255_, [FreeBSD]: `swap_memory()`_ stats were erroneously represented in KB. (patch by Denis Krienbühl) **Backward compatibility** -- 771_: [Windows] cpu_count(logical=False) on Windows XP and Vista is no - longer supported and returns None. +- 771_, [Windows]: `cpu_count()`_ with ``logical=False`` on Windows XP and Vista + is no longer supported and returns ``None``. 5.4.3 ===== @@ -588,11 +602,11 @@ XXXX-XX-XX **Enhancements** -- 775_: disk_partitions() on Windows return mount points. +- 775_: `disk_partitions()`_ on Windows return mount points. **Bug fixes** -- 1193_: pids() may return False on macOS. +- 1193_: `pids()`_ may return ``False`` on macOS. 5.4.2 ===== @@ -601,24 +615,24 @@ XXXX-XX-XX **Enhancements** -- 1173_: introduced PSUTIL_DEBUG environment variable which can be set in order +- 1173_: introduced ``PSUTIL_DEBUG`` environment variable which can be set in order to print useful debug messages on stderr (useful in case of nasty errors). -- 1177_: added support for sensors_battery() on macOS. (patch by Arnon Yaari) -- 1183_: Process.children() is 2x faster on UNIX and 2.4x faster on Linux. -- 1188_: deprecated method Process.memory_info_ex() now warns by using - FutureWarning instead of DeprecationWarning. +- 1177_, [macOS]: added support for `sensors_battery()`_. (patch by Arnon Yaari) +- 1183_: `Process.children()`_ is 2x faster on POSIX and 2.4x faster on Linux. +- 1188_: deprecated method `Process.memory_info_ex()`_ now warns by using + ``FutureWarning`` instead of ``DeprecationWarning``. **Bug fixes** -- 1152_: [Windows] disk_io_counters() may return an empty dict. -- 1169_: [Linux] users() "hostname" returns username instead. (patch by +- 1152_, [Windows]: `disk_io_counters()`_ may return an empty dict. +- 1169_, [Linux]: `users()`_ ``hostname`` returns username instead. (patch by janderbrain) -- 1172_: [Windows] `make test` does not work. -- 1179_: [Linux] Process.cmdline() is now able to splits cmdline args for - misbehaving processes which overwrite /proc/pid/cmdline and use spaces +- 1172_, [Windows]: ``make test`` does not work. +- 1179_, [Linux]: `Process.cmdline()`_ is now able to split cmdline args for + misbehaving processes which overwrite ``/proc/pid/cmdline`` and use spaces instead of null bytes as args separator. -- 1181_: [macOS] Process.memory_maps() may raise ENOENT. -- 1187_: [macOS] pids() does not return PID 0 on recent macOS versions. +- 1181_, [macOS]: `Process.memory_maps()`_ may raise ``ENOENT``. +- 1187_, [macOS]: `pids()`_ does not return PID 0 on recent macOS versions. 5.4.1 ===== @@ -627,18 +641,19 @@ XXXX-XX-XX **Enhancements** -- 1164_: [AIX] add support for Process.num_ctx_switches(). (patch by Arnon +- 1164_, [AIX]: add support for `Process.num_ctx_switches()`_. (patch by Arnon Yaari) -- 1053_: abandon Python 3.3 support (psutil still works but it's no longer +- 1053_: drop Python 3.3 support (psutil still works but it's no longer tested). **Bug fixes** -- 1150_: [Windows] when a process is terminate()d now the exit code is set to - SIGTERM instead of 0. (patch by Akos Kiss) -- 1151_: python -m psutil.tests fail -- 1154_: [AIX] psutil won't compile on AIX 6.1.0. (patch by Arnon Yaari) -- 1167_: [Windows] net_io_counter() packets count now include also non-unicast +- 1150_, [Windows]: when a process is terminated now the exit code is set to + ``SIGTERM`` instead of ``0``. (patch by Akos Kiss) +- 1151_: ``python -m psutil.tests`` fail. +- 1154_, [AIX], **[critical]**: psutil won't compile on AIX 6.1.0. + (patch by Arnon Yaari) +- 1167_, [Windows]: `net_io_counters()`_ packets count now include also non-unicast packets. (patch by Matthew Long) 5.4.0 @@ -648,22 +663,21 @@ XXXX-XX-XX **Enhancements** -- 1123_: [AIX] added support for AIX platform. (patch by Arnon Yaari) +- 1123_, [AIX]: added support for AIX platform. (patch by Arnon Yaari) **Bug fixes** -- 1009_: [Linux] sensors_temperatures() may crash with IOError. -- 1012_: [Windows] disk_io_counters()'s read_time and write_time were expressed - in tens of micro seconds instead of milliseconds. -- 1127_: [macOS] invalid reference counting in Process.open_files() may lead to - segfault. (patch by Jakub Bacic) -- 1129_: [Linux] sensors_fans() may crash with IOError. (patch by Sebastian - Saip) -- 1131_: [SunOS] fix compilation warnings. (patch by Arnon Yaari) -- 1133_: [Windows] can't compile on newer versions of Visual Studio 2017 15.4. +- 1009_, [Linux]: `sensors_temperatures()`_ may crash with ``IOError``. +- 1012_, [Windows]: `disk_io_counters()`_ ``read_time`` and ``write_time`` + were expressed in tens of micro seconds instead of milliseconds. +- 1127_, [macOS], **[critical]**: invalid reference counting in + `Process.open_files()`_ may lead to segfault. (patch by Jakub Bacic) +- 1129_, [Linux]: `sensors_fans()`_ may crash with ``IOError``. (patch by + Sebastian Saip) +- 1131_, [SunOS]: fix compilation warnings. (patch by Arnon Yaari) +- 1133_, [Windows]: can't compile on newer versions of Visual Studio 2017 15.4. (patch by Max Bélanger) -- 1138_: [Linux] can't compile on CentOS 5.0 and RedHat 5.0. - (patch by Prodesire) +- 1138_, [Linux]: can't compile on CentOS 5.0 and RedHat 5.0. (patch by Prodesire) 5.3.1 ===== @@ -676,13 +690,13 @@ XXXX-XX-XX **Bug fixes** -- 1105_: [FreeBSD] psutil does not compile on FreeBSD 12. -- 1125_: [BSD] net_connections() raises TypeError. +- 1105_, [FreeBSD]: psutil does not compile on FreeBSD 12. +- 1125_, [BSD]: `net_connections()`_ raises ``TypeError``. **Compatibility notes** -- 1120_: .exe files for Windows are no longer uploaded on PyPI as per PEP-527; - only wheels are provided. +- 1120_: ``.exe`` files for Windows are no longer uploaded on PyPI as per + PEP-527. Only wheels are provided. 5.3.0 ===== @@ -691,104 +705,99 @@ XXXX-XX-XX **Enhancements** -- 802_: disk_io_counters() and net_io_counters() numbers no longer wrap - (restart from 0). Introduced a new "nowrap" argument. -- 928_: psutil.net_connections() and psutil.Process.connections() "laddr" and - "raddr" are now named tuples. -- 1015_: swap_memory() now relies on /proc/meminfo instead of sysinfo() syscall - so that it can be used in conjunction with PROCFS_PATH in order to retrieve - memory info about Linux containers such as Docker and Heroku. -- 1022_: psutil.users() provides a new "pid" field. -- 1025_: process_iter() accepts two new parameters in order to invoke - Process.as_dict(): "attrs" and "ad_value". With this you can iterate over all - processes in one shot without needing to catch NoSuchProcess and do list/dict - comprehensions. +- 802_: `disk_io_counters()`_ and `net_io_counters()`_ numbers no longer wrap + (restart from 0). Introduced a new ``nowrap`` argument. +- 928_: `net_connections()`_ and `Process.connections()`_ ``laddr`` and + ``raddr`` are now named tuples. +- 1015_: `swap_memory()`_ now relies on ``/proc/meminfo`` instead of ``sysinfo()`` + syscall so that it can be used in conjunction with `PROCFS_PATH`_ in order to + retrieve memory info about Linux containers such as Docker and Heroku. +- 1022_: `users()`_ provides a new ``pid`` field. +- 1025_: `process_iter()`_ accepts two new parameters in order to invoke + `Process.as_dict()`_: ``attrs`` and ``ad_value``. With these you can iterate + over all processes in one shot without needing to catch `NoSuchProcess`_ and + do list/dict comprehensions. - 1040_: implemented full unicode support. -- 1051_: disk_usage() on Python 3 is now able to accept bytes. +- 1051_: `disk_usage()`_ on Python 3 is now able to accept bytes. - 1058_: test suite now enables all warnings by default. - 1060_: source distribution is dynamically generated so that it only includes relevant files. -- 1079_: [FreeBSD] net_connections()'s fd number is now being set for real - (instead of -1). (patch by Gleb Smirnoff) -- 1091_: [SunOS] implemented Process.environ(). (patch by Oleksii Shevchuk) +- 1079_, [FreeBSD]: `net_connections()`_ ``fd`` number is now being set for real + (instead of ``-1``). (patch by Gleb Smirnoff) +- 1091_, [SunOS]: implemented `Process.environ()`_. (patch by Oleksii Shevchuk) **Bug fixes** -- 989_: [Windows] boot_time() may return a negative value. -- 1007_: [Windows] boot_time() can have a 1 sec fluctuation between calls; the - value of the first call is now cached so that boot_time() always returns the - same value if fluctuation is <= 1 second. -- 1013_: [FreeBSD] psutil.net_connections() may return incorrect PID. (patch +- 989_, [Windows]: `boot_time()`_ may return a negative value. +- 1007_, [Windows]: `boot_time()`_ can have a 1 sec fluctuation between calls. + The value of the first call is now cached so that `boot_time()`_ always + returns the same value if fluctuation is <= 1 second. +- 1013_, [FreeBSD]: `net_connections()`_ may return incorrect PID. (patch by Gleb Smirnoff) -- 1014_: [Linux] Process class can mask legitimate ENOENT exceptions as - NoSuchProcess. -- 1016_: disk_io_counters() raises RuntimeError on a system with no disks. -- 1017_: net_io_counters() raises RuntimeError on a system with no network +- 1014_, [Linux]: `Process`_ class can mask legitimate ``ENOENT`` exceptions as + `NoSuchProcess`_. +- 1016_: `disk_io_counters()`_ raises ``RuntimeError`` on a system with no disks. +- 1017_: `net_io_counters()`_ raises ``RuntimeError`` on a system with no network cards installed. -- 1021_: [Linux] open_files() may erroneously raise NoSuchProcess instead of - skipping a file which gets deleted while open files are retrieved. -- 1029_: [macOS, FreeBSD] Process.connections('unix') on Python 3 doesn't - properly handle unicode paths and may raise UnicodeDecodeError. -- 1033_: [macOS, FreeBSD] memory leak for net_connections() and - Process.connections() when retrieving UNIX sockets (kind='unix'). -- 1040_: fixed many unicode related issues such as UnicodeDecodeError on - Python 3 + UNIX and invalid encoded data on Windows. -- 1042_: [FreeBSD] psutil won't compile on FreeBSD 12. -- 1044_: [macOS] different Process methods incorrectly raise AccessDenied for - zombie processes. -- 1046_: [Windows] disk_partitions() on Windows overrides user's SetErrorMode. -- 1047_: [Windows] Process username(): memory leak in case exception is thrown. -- 1048_: [Windows] users()'s host field report an invalid IP address. -- 1050_: [Windows] Process.memory_maps memory() leaks memory. -- 1055_: cpu_count() is no longer cached; this is useful on systems such as +- 1021_, [Linux]: `Process.open_files()`_ may erroneously raise `NoSuchProcess`_ + instead of skipping a file which gets deleted while open files are retrieved. +- 1029_, [macOS], [FreeBSD]: `Process.connections()`_ with ``family=unix`` on Python + 3 doesn't properly handle unicode paths and may raise ``UnicodeDecodeError``. +- 1033_, [macOS], [FreeBSD]: memory leak for `net_connections()`_ and + `Process.connections()`_ when retrieving UNIX sockets (``kind='unix'``). +- 1040_: fixed many unicode related issues such as ``UnicodeDecodeError`` on + Python 3 + POSIX and invalid encoded data on Windows. +- 1042_, [FreeBSD], **[critical]**: psutil won't compile on FreeBSD 12. +- 1044_, [macOS]: different `Process`_ methods incorrectly raise `AccessDenied`_ + for zombie processes. +- 1046_, [Windows]: `disk_partitions()`_ on Windows overrides user's ``SetErrorMode``. +- 1047_, [Windows]: `Process.username()`_: memory leak in case exception is thrown. +- 1048_, [Windows]: `users()`_ ``host`` field report an invalid IP address. +- 1050_, [Windows]: `Process.memory_maps()`_ leaks memory. +- 1055_: `cpu_count()`_ is no longer cached. This is useful on systems such as Linux where CPUs can be disabled at runtime. This also reflects on - Process.cpu_percent() which no longer uses the cache. + `Process.cpu_percent()`_ which no longer uses the cache. - 1058_: fixed Python warnings. -- 1062_: disk_io_counters() and net_io_counters() raise TypeError if no disks - or NICs are installed on the system. -- 1063_: [NetBSD] net_connections() may list incorrect sockets. -- 1064_: [NetBSD] swap_memory() may segfault in case of error. -- 1065_: [OpenBSD] Process.cmdline() may raise SystemError. -- 1067_: [NetBSD] Process.cmdline() leaks memory if process has terminated. -- 1069_: [FreeBSD] Process.cpu_num() may return 255 for certain kernel +- 1062_: `disk_io_counters()`_ and `net_io_counters()`_ raise ``TypeError`` if + no disks or NICs are installed on the system. +- 1063_, [NetBSD]: `net_connections()`_ may list incorrect sockets. +- 1064_, [NetBSD], **[critical]**: `swap_memory()`_ may segfault in case of error. +- 1065_, [OpenBSD], **[critical]**: `Process.cmdline()`_ may raise ``SystemError``. +- 1067_, [NetBSD]: `Process.cmdline()`_ leaks memory if process has terminated. +- 1069_, [FreeBSD]: `Process.cpu_num()`_ may return 255 for certain kernel processes. -- 1071_: [Linux] cpu_freq() may raise IOError on old RedHat distros. -- 1074_: [FreeBSD] sensors_battery() raises OSError in case of no battery. -- 1075_: [Windows] net_if_addrs(): inet_ntop() return value is not checked. -- 1077_: [SunOS] net_if_addrs() shows garbage addresses on SunOS 5.10. +- 1071_, [Linux]: `cpu_freq()`_ may raise ``IOError`` on old RedHat distros. +- 1074_, [FreeBSD]: `sensors_battery()`_ raises ``OSError`` in case of no battery. +- 1075_, [Windows]: `net_if_addrs()`_: ``inet_ntop()`` return value is not checked. +- 1077_, [SunOS]: `net_if_addrs()`_ shows garbage addresses on SunOS 5.10. (patch by Oleksii Shevchuk) -- 1077_: [SunOS] net_connections() does not work on SunOS 5.10. (patch by +- 1077_, [SunOS]: `net_connections()`_ does not work on SunOS 5.10. (patch by Oleksii Shevchuk) -- 1079_: [FreeBSD] net_connections() didn't list locally connected sockets. +- 1079_, [FreeBSD]: `net_connections()`_ didn't list locally connected sockets. (patch by Gleb Smirnoff) -- 1085_: cpu_count() return value is now checked and forced to None if <= 1. -- 1087_: Process.cpu_percent() guard against cpu_count() returning None and - assumes 1 instead. -- 1093_: [SunOS] memory_maps() shows wrong 64 bit addresses. -- 1094_: [Windows] psutil.pid_exists() may lie. Also, all process APIs relying - on OpenProcess Windows API now check whether the PID is actually running. -- 1098_: [Windows] Process.wait() may erroneously return sooner, when the PID +- 1085_: `cpu_count()`_ return value is now checked and forced to ``None`` if <= 1. +- 1087_: `Process.cpu_percent()`_ guard against `cpu_count()`_ returning ``None`` + and assumes 1 instead. +- 1093_, [SunOS]: `Process.memory_maps()`_ shows wrong 64 bit addresses. +- 1094_, [Windows]: `pid_exists()`_ may lie. Also, all process APIs relying + on ``OpenProcess`` Windows API now check whether the PID is actually running. +- 1098_, [Windows]: `Process.wait()`_ may erroneously return sooner, when the PID is still alive. -- 1099_: [Windows] Process.terminate() may raise AccessDenied even if the +- 1099_, [Windows]: `Process.terminate()`_ may raise `AccessDenied`_ even if the process already died. -- 1101_: [Linux] sensors_temperatures() may raise ENODEV. +- 1101_, [Linux]: `sensors_temperatures()`_ may raise ``ENODEV``. **Porting notes** -- 1039_: returned types consolidation: - - Windows / Process.cpu_times(): fields #3 and #4 were int instead of float - - Linux / FreeBSD: connections('unix'): raddr is now set to "" instead of - None - - OpenBSD: connections('unix'): laddr and raddr are now set to "" instead of - None +- 1039_: returned types consolidation. 1) Windows / `Process.cpu_times()`_: + fields #3 and #4 were int instead of float. 2) Linux / FreeBSD / OpenBSD: + `Process.connections()`_ ``raddr`` is now set to ``""`` instead of ``None`` + when retrieving UNIX sockets. - 1040_: all strings are encoded by using OS fs encoding. - 1040_: the following Windows APIs on Python 2 now return a string instead of - unicode: - - Process.memory_maps().path - - WindowsService.bin_path() - - WindowsService.description() - - WindowsService.display_name() - - WindowsService.username() + unicode: ``Process.memory_maps().path``, ``WindowsService.bin_path()``, + ``WindowsService.description()``, ``WindowsService.display_name()``, + ``WindowsService.username()``. 5.2.2 ===== @@ -798,13 +807,13 @@ XXXX-XX-XX **Bug fixes** - 1000_: fixed some setup.py warnings. -- 1002_: [SunOS] remove C macro which will not be available on new Solaris +- 1002_, [SunOS]: remove C macro which will not be available on new Solaris versions. (patch by Danek Duvall) -- 1004_: [Linux] Process.io_counters() may raise ValueError. -- 1006_: [Linux] cpu_freq() may return None on some Linux versions does not - support the function; now the function is not declared instead. -- 1009_: [Linux] sensors_temperatures() may raise OSError. -- 1010_: [Linux] virtual_memory() may raise ValueError on Ubuntu 14.04. +- 1004_, [Linux]: `Process.io_counters()`_ may raise ``ValueError``. +- 1006_, [Linux]: `cpu_freq()`_ may return ``None`` on some Linux versions does not + support the function. Let's not make the function available instead. +- 1009_, [Linux]: `sensors_temperatures()`_ may raise ``OSError``. +- 1010_, [Linux]: `virtual_memory()`_ may raise ``ValueError`` on Ubuntu 14.04. 5.2.1 ===== @@ -813,12 +822,12 @@ XXXX-XX-XX **Bug fixes** -- 981_: [Linux] cpu_freq() may return an empty list. -- 993_: [Windows] Process.memory_maps() on Python 3 may raise - UnicodeDecodeError. -- 996_: [Linux] sensors_temperatures() may not show all temperatures. -- 997_: [FreeBSD] virtual_memory() may fail due to missing sysctl parameter on - FreeBSD 12. +- 981_, [Linux]: `cpu_freq()`_ may return an empty list. +- 993_, [Windows]: `Process.memory_maps()`_ on Python 3 may raise + ``UnicodeDecodeError``. +- 996_, [Linux]: `sensors_temperatures()`_ may not show all temperatures. +- 997_, [FreeBSD]: `virtual_memory()`_ may fail due to missing ``sysctl`` + parameter on FreeBSD 12. 5.2.0 ===== @@ -827,26 +836,26 @@ XXXX-XX-XX **Enhancements** -- 971_: [Linux] Add psutil.sensors_fans() function. (patch by Nicolas Hennion) -- 976_: [Windows] Process.io_counters() has 2 new fields: *other_count* and - *other_bytes*. -- 976_: [Linux] Process.io_counters() has 2 new fields: *read_chars* and - *write_chars*. +- 971_, [Linux]: Add `sensors_fans()`_ function. (patch by Nicolas Hennion) +- 976_, [Windows]: `Process.io_counters()`_ has 2 new fields: ``other_count`` and + ``other_bytes``. +- 976_, [Linux]: `Process.io_counters()`_ has 2 new fields: ``read_chars`` and + ``write_chars``. **Bug fixes** -- 872_: [Linux] can now compile on Linux by using MUSL C library. -- 985_: [Windows] Fix a crash in `Process.open_files` when the worker thread - for `NtQueryObject` times out. -- 986_: [Linux] Process.cwd() may raise NoSuchProcess instead of ZombieProcess. +- 872_, [Linux]: can now compile on Linux by using MUSL C library. +- 985_, [Windows]: Fix a crash in `Process.open_files()`_ when the worker thread + for ``NtQueryObject`` times out. +- 986_, [Linux]: `Process.cwd()`_ may raise `NoSuchProcess`_ instead of `ZombieProcess`_. 5.1.3 ===== **Bug fixes** -- 971_: [Linux] sensors_temperatures() didn't work on CentOS 7. -- 973_: cpu_percent() may raise ZeroDivisionError. +- 971_, [Linux]: `sensors_temperatures()`_ didn't work on CentOS 7. +- 973_, **[critical]**: `cpu_percent()`_ may raise ``ZeroDivisionError``. 5.1.2 ===== @@ -855,11 +864,11 @@ XXXX-XX-XX **Bug fixes** -- 966_: [Linux] sensors_battery().power_plugged may erroneously return None on - Python 3. -- 968_: [Linux] disk_io_counters() raises TypeError on python 3. -- 970_: [Linux] sensors_battery()'s name and label fields on Python 3 are bytes - instead of str. +- 966_, [Linux]: `sensors_battery()`_ ``power_plugged`` may erroneously return + ``None`` on Python 3. +- 968_, [Linux]: `disk_io_counters()`_ raises ``TypeError`` on Python 3. +- 970_, [Linux]: `sensors_battery()`_ ``name`` and ``label`` fields on Python 3 + are bytes instead of str. 5.1.1 ===== @@ -868,16 +877,16 @@ XXXX-XX-XX **Enhancements** -- 966_: [Linux] sensors_battery().percent is a float and is more precise. +- 966_, [Linux]: `sensors_battery()`_ ``percent`` is a float and is more precise. **Bug fixes** -- 964_: [Windows] Process.username() and psutil.users() may return badly - decoding character on Python 3. -- 965_: [Linux] disk_io_counters() may miscalculate sector size and report the - wrong number of bytes read and written. -- 966_: [Linux] sensors_battery() may fail with "no such file error". -- 966_: [Linux] sensors_battery().power_plugged may lie. +- 964_, [Windows]: `Process.username()`_ and `users()`_ may return badly + decoded character on Python 3. +- 965_, [Linux]: `disk_io_counters()`_ may miscalculate sector size and report + the wrong number of bytes read and written. +- 966_, [Linux]: `sensors_battery()`_ may fail with ``FileNotFoundError``. +- 966_, [Linux]: `sensors_battery()`_ ``power_plugged`` may lie. 5.1.0 ===== @@ -886,26 +895,26 @@ XXXX-XX-XX **Enhancements** -- 357_: added psutil.Process.cpu_num() (what CPU a process is on). -- 371_: added psutil.sensors_temperatures() (Linux only). -- 941_: added psutil.cpu_freq() (CPU frequency). -- 955_: added psutil.sensors_battery() (Linux, Windows, only). -- 956_: cpu_affinity([]) can now be used as an alias to set affinity against - all eligible CPUs. +- 357_: added `Process.cpu_num()`_ (what CPU a process is on). +- 371_: added `sensors_temperatures()`_ (Linux only). +- 941_: added `cpu_freq()`_ (CPU frequency). +- 955_: added `sensors_battery()`_ (Linux, Windows, only). +- 956_: `Process.cpu_affinity()`_ can now be passed ``[]`` argument as an + alias to set affinity against all eligible CPUs. **Bug fixes** -- 687_: [Linux] pid_exists() no longer returns True if passed a process thread - ID. -- 948_: cannot install psutil with PYTHONOPTIMIZE=2. -- 950_: [Windows] Process.cpu_percent() was calculated incorrectly and showed +- 687_, [Linux]: `pid_exists()`_ no longer returns ``True`` if passed a process + thread ID. +- 948_: cannot install psutil with ``PYTHONOPTIMIZE=2``. +- 950_, [Windows]: `Process.cpu_percent()`_ was calculated incorrectly and showed higher number than real usage. -- 951_: [Windows] the uploaded wheels for Python 3.6 64 bit didn't work. +- 951_, [Windows]: the uploaded wheels for Python 3.6 64 bit didn't work. - 959_: psutil exception objects could not be pickled. -- 960_: Popen.wait() did not return the correct negative exit status if process - is ``kill()``ed by a signal. -- 961_: [Windows] WindowsService.description() may fail with - ERROR_MUI_FILE_NOT_FOUND. +- 960_: `psutil.Popen`_ ``wait()`` did not return the correct negative exit + status if process is killed by a signal. +- 961_, [Windows]: ``WindowsService.description()`` method may fail with + ``ERROR_MUI_FILE_NOT_FOUND``. 5.0.1 ===== @@ -915,17 +924,17 @@ XXXX-XX-XX **Enhancements** - 939_: tar.gz distribution went from 1.8M to 258K. -- 811_: [Windows] provide a more meaningful error message if trying to use +- 811_, [Windows]: provide a more meaningful error message if trying to use psutil on unsupported Windows XP. **Bug fixes** -- 609_: [SunOS] psutil does not compile on Solaris 10. -- 936_: [Windows] fix compilation error on VS 2013 (patch by Max Bélanger). -- 940_: [Linux] cpu_percent() and cpu_times_percent() was calculated - incorrectly as "iowait", "guest" and "guest_nice" times were not properly - taken into account. -- 944_: [OpenBSD] psutil.pids() was omitting PID 0. +- 609_, [SunOS], **[critical]**: psutil does not compile on Solaris 10. +- 936_, [Windows]: fix compilation error on VS 2013 (patch by Max Bélanger). +- 940_, [Linux]: `cpu_percent()`_ and `cpu_times_percent()`_ was calculated + incorrectly as ``iowait``, ``guest`` and ``guest_nice`` times were not + properly taken into account. +- 944_, [OpenBSD]: `pids()`_ was omitting PID 0. 5.0.0 ===== @@ -934,15 +943,16 @@ XXXX-XX-XX **Enhncements** -- 799_: new Process.oneshot() context manager making Process methods around +- 799_: new `Process.oneshot()`_ context manager making `Process`_ methods around +2x faster in general and from +2x to +6x faster on Windows. - 943_: better error message in case of version conflict on import. **Bug fixes** -- 932_: [NetBSD] net_connections() and Process.connections() may fail without - raising an exception. -- 933_: [Windows] memory leak in cpu_stats() and WindowsService.description(). +- 932_, [NetBSD]: `net_connections()`_ and `Process.connections()`_ may fail + without raising an exception. +- 933_, [Windows]: memory leak in `cpu_stats()`_ and + ``WindowsService.description()`` method. 4.4.2 ===== @@ -951,7 +961,7 @@ XXXX-XX-XX **Bug fixes** -- 931_: psutil no longer compiles on Solaris. +- 931_, **[critical]**: psutil no longer compiles on Solaris. 4.4.1 ===== @@ -960,7 +970,8 @@ XXXX-XX-XX **Bug fixes** -- 927_: ``Popen.__del__`` may cause maximum recursion depth error. +- 927_, **[critical]**: `psutil.Popen`_ ``__del__`` may cause maximum recursion + depth error. 4.4.0 ===== @@ -969,34 +980,34 @@ XXXX-XX-XX **Enhancements** -- 874_: [Windows] net_if_addrs() returns also the netmask. -- 887_: [Linux] virtual_memory()'s 'available' and 'used' values are more - precise and match "free" cmdline utility. "available" also takes into - account LCX containers preventing "available" to overflow "total". -- 891_: procinfo.py script has been updated and provides a lot more info. +- 874_, [Windows]: make `net_if_addrs()`_ also return the ``netmask``. +- 887_, [Linux]: `virtual_memory()`_ ``available`` and ``used`` values are more + precise and match ``free`` cmdline utility. ``available`` also takes into + account LCX containers preventing ``available`` to overflow ``total``. +- 891_: `procinfo.py`_ script has been updated and provides a lot more info. **Bug fixes** -- 514_: [macOS] possibly fix Process.memory_maps() segfault (critical!). -- 783_: [macOS] Process.status() may erroneously return "running" for zombie - processes. -- 798_: [Windows] Process.open_files() returns and empty list on Windows 10. -- 825_: [Linux] cpu_affinity; fix possible double close and use of unopened - socket. -- 880_: [Windows] Handle race condition inside psutil_net_connections. -- 885_: ValueError is raised if a negative integer is passed to cpu_percent() +- 514_, [macOS], **[critical]**: `Process.memory_maps()`_ can segfault. +- 783_, [macOS]: `Process.status()`_ may erroneously return ``"running"`` for + zombie processes. +- 798_, [Windows]: `Process.open_files()`_ returns and empty list on Windows 10. +- 825_, [Linux]: `Process.cpu_affinity()`_: fix possible double close and use of + unopened socket. +- 880_, [Windows]: fix race condition inside `net_connections()`_. +- 885_: ``ValueError`` is raised if a negative integer is passed to `cpu_percent()`_ functions. -- 892_: [Linux] Process.cpu_affinity([-1]) raise SystemError with no error - set; now ValueError is raised. -- 906_: [BSD] disk_partitions(all=False) returned an empty list. Now the - argument is ignored and all partitions are always returned. -- 907_: [FreeBSD] Process.exe() may fail with OSError(ENOENT). -- 908_: [macOS, BSD] different process methods could errounesuly mask the real - error for high-privileged PIDs and raise NoSuchProcess and AccessDenied - instead of OSError and RuntimeError. -- 909_: [macOS] Process open_files() and connections() methods may raise - OSError with no exception set if process is gone. -- 916_: [macOS] fix many compilation warnings. +- 892_, [Linux], **[critical]**: `Process.cpu_affinity()`_ with ``[-1]`` as arg + raises ``SystemError`` with no error set; now ``ValueError`` is raised. +- 906_, [BSD]: `disk_partitions()`_ with ``all=False`` returned an empty list. + Now the argument is ignored and all partitions are always returned. +- 907_, [FreeBSD]: `Process.exe()`_ may fail with ``OSError(ENOENT)``. +- 908_, [macOS], [BSD]: different process methods could errounesuly mask the real + error for high-privileged PIDs and raise `NoSuchProcess`_ and `AccessDenied`_ + instead of ``OSError`` and ``RuntimeError``. +- 909_, [macOS]: `Process.open_files()`_ and `Process.connections()`_ methods + may raise ``OSError`` with no exception set if process is gone. +- 916_, [macOS]: fix many compilation warnings. 4.3.1 ===== @@ -1005,22 +1016,23 @@ XXXX-XX-XX **Enhancements** -- 881_: "make install" now works also when using a virtual env. +- 881_: ``make install`` now works also when using a virtual env. **Bug fixes** -- 854_: Process.as_dict() raises ValueError if passed an erroneous attrs name. -- 857_: [SunOS] Process cpu_times(), cpu_percent(), threads() amd memory_maps() - may raise RuntimeError if attempting to query a 64bit process with a 32bit - python. "Null" values are returned as a fallback. -- 858_: Process.as_dict() should not return memory_info_ex() because it's - deprecated. -- 863_: [Windows] memory_map truncates addresses above 32 bits -- 866_: [Windows] win_service_iter() and services in general are not able to +- 854_: `Process.as_dict()`_ raises ``ValueError`` if passed an erroneous attrs name. +- 857_, [SunOS]: `Process.cpu_times()`_, `Process.cpu_percent()`_, + `Process.threads()`_ and `Process.memory_maps()`_ may raise ``RuntimeError`` if + attempting to query a 64bit process with a 32bit Python. "Null" values are + returned as a fallback. +- 858_: `Process.as_dict()`_ should not call `Process.memory_info_ex()`_ + because it's deprecated. +- 863_, [Windows]: `Process.memory_maps()`_ truncates addresses above 32 bits. +- 866_, [Windows]: `win_service_iter()`_ and services in general are not able to handle unicode service names / descriptions. -- 869_: [Windows] Process.wait() may raise TimeoutExpired with wrong timeout +- 869_, [Windows]: `Process.wait()`_ may raise `TimeoutExpired`_ with wrong timeout unit (ms instead of sec). -- 870_: [Windows] Handle leak inside psutil_get_process_data. +- 870_, [Windows]: handle leak inside ``psutil_get_process_data``. 4.3.0 ===== @@ -1029,20 +1041,20 @@ XXXX-XX-XX **Enhancements** -- 819_: [Linux] different speedup improvements: - Process.ppid() is 20% faster - Process.status() is 28% faster - Process.name() is 25% faster - Process.num_threads is 20% faster on Python 3 +- 819_, [Linux]: different speedup improvements: + `Process.ppid()`_ +20% faster. + `Process.status()`_ +28% faster. + `Process.name()`_ +25% faster. + `Process.num_threads()`_ +20% faster on Python 3. **Bug fixes** -- 810_: [Windows] Windows wheels are incompatible with pip 7.1.2. -- 812_: [NetBSD] fix compilation on NetBSD-5.x. -- 823_: [NetBSD] virtual_memory() raises TypeError on Python 3. -- 829_: [UNIX] psutil.disk_usage() percent field takes root reserved space +- 810_, [Windows]: Windows wheels are incompatible with pip 7.1.2. +- 812_, [NetBSD], **[critical]**: fix compilation on NetBSD-5.x. +- 823_, [NetBSD]: `virtual_memory()`_ raises ``TypeError`` on Python 3. +- 829_, [POSIX]: `disk_usage()`_ ``percent`` field takes root reserved space into account. -- 816_: [Windows] fixed net_io_counter() values wrapping after 4.3GB in +- 816_, [Windows]: fixed `net_io_counters()`_ values wrapping after 4.3GB in Windows Vista (NT 6.0) and above using 64bit values from newer win APIs. 4.2.0 @@ -1052,20 +1064,20 @@ XXXX-XX-XX **Enhancements** -- 795_: [Windows] new APIs to deal with Windows services: win_service_iter() - and win_service_get(). -- 800_: [Linux] psutil.virtual_memory() returns a new "shared" memory field. -- 819_: [Linux] speedup /proc parsing: - - Process.ppid() is 20% faster - - Process.status() is 28% faster - - Process.name() is 25% faster - - Process.num_threads is 20% faster on Python 3 +- 795_, [Windows]: new APIs to deal with Windows services: `win_service_iter()`_ + and `win_service_get()`_. +- 800_, [Linux]: `virtual_memory()`_ returns a new ``shared`` memory field. +- 819_, [Linux]: speedup ``/proc`` parsing: + `Process.ppid()`_ +20% faster. + `Process.status()`_ +28% faster. + `Process.name()`_ +25% faster. + `Process.num_threads()`_ +20% faster on Python 3. **Bug fixes** -- 797_: [Linux] net_if_stats() may raise OSError for certain NIC cards. -- 813_: Process.as_dict() should ignore extraneous attribute names which gets - attached to the Process instance. +- 797_, [Linux]: `net_if_stats()`_ may raise ``OSError`` for certain NIC cards. +- 813_: `Process.as_dict()`_ should ignore extraneous attribute names which gets + attached to the `Process`_ instance. 4.1.0 ===== @@ -1074,25 +1086,26 @@ XXXX-XX-XX **Enhancements** -- 777_: [Linux] Process.open_files() on Linux return 3 new fields: position, - mode and flags. -- 779_: Process.cpu_times() returns two new fields, 'children_user' and - 'children_system' (always set to 0 on macOS and Windows). -- 789_: [Windows] psutil.cpu_times() return two new fields: "interrupt" and - "dpc". Same for psutil.cpu_times_percent(). -- 792_: new psutil.cpu_stats() function returning number of CPU ctx switches - interrupts, soft interrupts and syscalls. +- 777_, [Linux]: `Process.open_files()`_ on Linux return 3 new fields: + ``position``, ``mode`` and ``flags``. +- 779_: `Process.cpu_times()`_ returns two new fields, ``children_user`` and + ``children_system`` (always set to 0 on macOS and Windows). +- 789_, [Windows]: `cpu_times()`_ return two new fields: ``interrupt`` and + ``dpc``. Same for `cpu_times_percent()`_. +- 792_: new `cpu_stats()`_ function returning number of CPU ``ctx_switches``, + ``interrupts``, ``soft_interrupts`` and ``syscalls``. **Bug fixes** -- 774_: [FreeBSD] net_io_counters() dropout is no longer set to 0 if the kernel +- 774_, [FreeBSD]: `net_io_counters()`_ dropout is no longer set to 0 if the kernel provides it. -- 776_: [Linux] Process.cpu_affinity() may erroneously raise NoSuchProcess. +- 776_, [Linux]: `Process.cpu_affinity()`_ may erroneously raise `NoSuchProcess`_. (patch by wxwright) -- 780_: [macOS] psutil does not compile with some gcc versions. -- 786_: net_if_addrs() may report incomplete MAC addresses. -- 788_: [NetBSD] virtual_memory()'s buffers and shared values were set to 0. -- 790_: [macOS] psutil won't compile on macOS 10.4. +- 780_, [macOS]: psutil does not compile with some GCC versions. +- 786_: `net_if_addrs()`_ may report incomplete MAC addresses. +- 788_, [NetBSD]: `virtual_memory()`_ ``buffers`` and ``shared`` values were + set to 0. +- 790_, [macOS], **[critical]**: psutil won't compile on macOS 10.4. 4.0.0 ===== @@ -1101,41 +1114,43 @@ XXXX-XX-XX **Enhancements** -- 523_: [Linux, FreeBSD] disk_io_counters() return a new "busy_time" field. -- 660_: [Windows] make.bat is smarter in finding alternative VS install +- 523_, [Linux], [FreeBSD]: `disk_io_counters()`_ return a new ``busy_time`` field. +- 660_, [Windows]: make.bat is smarter in finding alternative VS install locations. (patch by mpderbec) -- 732_: Process.environ(). (patch by Frank Benkstein) -- 753_: [Linux, macOS, Windows] Process USS and PSS (Linux) "real" memory stats. - (patch by Eric Rahm) -- 755_: Process.memory_percent() "memtype" parameter. +- 732_: `Process.environ()`_. (patch by Frank Benkstein) +- 753_, [Linux], [macOS], [Windows]: process USS and PSS (Linux) "real" memory + stats. (patch by Eric Rahm) +- 755_: `Process.memory_percent()`_ ``memtype`` parameter. - 758_: tests now live in psutil namespace. -- 760_: expose OS constants (psutil.LINUX, psutil.macOS, etc.) -- 756_: [Linux] disk_io_counters() return 2 new fields: read_merged_count and - write_merged_count. -- 762_: new scripts/procsmem.py script. +- 760_: expose OS constants (``psutil.LINUX``, ``psutil.OSX``, etc.) +- 756_, [Linux]: `disk_io_counters()`_ return 2 new fields: ``read_merged_count`` + and ``write_merged_count``. +- 762_: new `procsmem.py`_ script. **Bug fixes** -- 685_: [Linux] virtual_memory() provides wrong results on systems with a lot +- 685_, [Linux]: `virtual_memory()`_ provides wrong results on systems with a lot of physical memory. -- 704_: [Solaris] psutil does not compile on Solaris sparc. -- 734_: on Python 3 invalid UTF-8 data is not correctly handled for process - name(), cwd(), exe(), cmdline() and open_files() methods resulting in - UnicodeDecodeError exceptions. 'surrogateescape' error handler is now - used as a workaround for replacing the corrupted data. -- 737_: [Windows] when the bitness of psutil and the target process was - different cmdline() and cwd() could return a wrong result or incorrectly - report an AccessDenied error. -- 741_: [OpenBSD] psutil does not compile on mips64. -- 751_: [Linux] fixed call to Py_DECREF on possible Null object. -- 754_: [Linux] cmdline() can be wrong in case of zombie process. -- 759_: [Linux] Process.memory_maps() may return paths ending with " (deleted)" -- 761_: [Windows] psutil.boot_time() wraps to 0 after 49 days. -- 764_: [NetBSD] fix compilation on NetBSD-6.x. -- 766_: [Linux] net_connections() can't handle malformed /proc/net/unix file. -- 767_: [Linux] disk_io_counters() may raise ValueError on 2.6 kernels and it's +- 704_, [SunOS]: psutil does not compile on Solaris sparc. +- 734_: on Python 3 invalid UTF-8 data is not correctly handled for + `Process.name()`_, `Process.cwd()`_, `Process.exe()`_, `Process.cmdline()`_ + and `Process.open_files()`_ methods resulting in ``UnicodeDecodeError`` + exceptions. ``'surrogateescape'`` error handler is now used as a workaround for + replacing the corrupted data. +- 737_, [Windows]: when the bitness of psutil and the target process was + different, `Process.cmdline()`_ and `Process.cwd()`_ could return a wrong + result or incorrectly report an `AccessDenied`_ error. +- 741_, [OpenBSD]: psutil does not compile on mips64. +- 751_, [Linux]: fixed call to ``Py_DECREF`` on possible ``NULL`` object. +- 754_, [Linux]: `Process.cmdline()`_ can be wrong in case of zombie process. +- 759_, [Linux]: `Process.memory_maps()`_ may return paths ending with ``" (deleted)"``. +- 761_, [Windows]: `boot_time()`_ wraps to 0 after 49 days. +- 764_, [NetBSD]: fix compilation on NetBSD-6.x. +- 766_, [Linux]: `net_connections()`_ can't handle malformed ``/proc/net/unix`` + file. +- 767_, [Linux]: `disk_io_counters()`_ may raise ``ValueError`` on 2.6 kernels and it's broken on 2.4 kernels. -- 770_: [NetBSD] disk_io_counters() metrics didn't update. +- 770_, [NetBSD]: `disk_io_counters()`_ metrics didn't update. 3.4.2 ===== @@ -1144,13 +1159,14 @@ XXXX-XX-XX **Enhancements** -- 728_: [Solaris] exposed psutil.PROCFS_PATH constant to change the default - location of /proc filesystem. +- 728_, [SunOS]: exposed `PROCFS_PATH`_ constant to change the default + location of ``/proc`` filesystem. **Bug fixes** -- 724_: [FreeBSD] psutil.virtual_memory().total is incorrect. -- 730_: [FreeBSD] psutil.virtual_memory() crashes. +- 724_, [FreeBSD]: `virtual_memory()`_ ``total`` is incorrect. +- 730_, [FreeBSD], **[critical]**: `virtual_memory()`_ crashes with + "OSError: [Errno 12] Cannot allocate memory". 3.4.1 ===== @@ -1159,21 +1175,22 @@ XXXX-XX-XX **Enhancements** -- 557_: [NetBSD] added NetBSD support. (contributed by Ryo Onodera and +- 557_, [NetBSD]: added NetBSD support. (contributed by Ryo Onodera and Thomas Klausner) -- 708_: [Linux] psutil.net_connections() and Process.connections() on Python 2 +- 708_, [Linux]: `net_connections()`_ and `Process.connections()`_ on Python 2 can be up to 3x faster in case of many connections. - Also psutil.Process.memory_maps() is slightly faster. -- 718_: process_iter() is now thread safe. + Also `Process.memory_maps()`_ is slightly faster. +- 718_: `process_iter()`_ is now thread safe. **Bug fixes** -- 714_: [OpenBSD] virtual_memory().cached value was always set to 0. -- 715_: don't crash at import time if cpu_times() fail for some reason. -- 717_: [Linux] Process.open_files fails if deleted files still visible. -- 722_: [Linux] swap_memory() no longer crashes if sin/sout can't be determined - due to missing /proc/vmstat. -- 724_: [FreeBSD] virtual_memory().total is slightly incorrect. +- 714_, [OpenBSD]: `virtual_memory()`_ ``cached`` value was always set to 0. +- 715_, **[critical]**: don't crash at import time if `cpu_times()`_ fail for + some reason. +- 717_, [Linux]: `Process.open_files()`_ fails if deleted files still visible. +- 722_, [Linux]: `swap_memory()`_ no longer crashes if ``sin`` / ``sout`` can't + be determined due to missing ``/proc/vmstat``. +- 724_, [FreeBSD]: `virtual_memory()`_ ``total`` is slightly incorrect. 3.3.0 ===== @@ -1182,13 +1199,13 @@ XXXX-XX-XX **Enhancements** -- 558_: [Linux] exposed psutil.PROCFS_PATH constant to change the default - location of /proc filesystem. -- 615_: [OpenBSD] added OpenBSD support. (contributed by Landry Breuil) +- 558_, [Linux]: exposed `PROCFS_PATH`_ constant to change the default + location of ``/proc`` filesystem. +- 615_, [OpenBSD]: added OpenBSD support. (contributed by Landry Breuil) **Bug fixes** -- 692_: [UNIX] Process.name() is no longer cached as it may change. +- 692_, [POSIX]: `Process.name()`_ is no longer cached as it may change. 3.2.2 ===== @@ -1197,15 +1214,15 @@ XXXX-XX-XX **Bug fixes** -- 517_: [SunOS] net_io_counters failed to detect network interfaces +- 517_, [SunOS]: `net_io_counters()`_ failed to detect network interfaces correctly on Solaris 10 -- 541_: [FreeBSD] disk_io_counters r/w times were expressed in seconds instead +- 541_, [FreeBSD]: `disk_io_counters()`_ r/w times were expressed in seconds instead of milliseconds. (patch by dasumin) -- 610_: [SunOS] fix build and tests on Solaris 10 -- 623_: [Linux] process or system connections raises ValueError if IPv6 is not +- 610_, [SunOS]: fix build and tests on Solaris 10 +- 623_, [Linux]: process or system connections raises ``ValueError`` if IPv6 is not supported by the system. -- 678_: [Linux] can't install psutil due to bug in setup.py. -- 688_: [Windows] compilation fails with MSVC 2015, Python 3.5. (patch by +- 678_, [Linux], **[critical]**: can't install psutil due to bug in setup.py. +- 688_, [Windows]: compilation fails with MSVC 2015, Python 3.5. (patch by Mike Sarahan) 3.2.1 @@ -1215,7 +1232,7 @@ XXXX-XX-XX **Bug fixes** -- 677_: [Linux] can't install psutil due to bug in setup.py. +- 677_, [Linux], **[critical]**: can't install psutil due to bug in setup.py. 3.2.0 ===== @@ -1224,37 +1241,32 @@ XXXX-XX-XX **Enhancements** -- 644_: [Windows] added support for CTRL_C_EVENT and CTRL_BREAK_EVENT signals - to use with Process.send_signal(). +- 644_, [Windows]: added support for ``CTRL_C_EVENT`` and ``CTRL_BREAK_EVENT`` + signals to use with `Process.send_signal()`_. - 648_: CI test integration for macOS. (patch by Jeff Tang) -- 663_: [UNIX] net_if_addrs() now returns point-to-point (VPNs) addresses. -- 655_: [Windows] different issues regarding unicode handling were fixed. On +- 663_, [POSIX]: `net_if_addrs()`_ now returns point-to-point (VPNs) addresses. +- 655_, [Windows]: different issues regarding unicode handling were fixed. On Python 2 all APIs returning a string will now return an encoded version of it by using sys.getfilesystemencoding() codec. The APIs involved are: - - psutil.net_if_addrs() - - psutil.net_if_stats() - - psutil.net_io_counters() - - psutil.Process.cmdline() - - psutil.Process.name() - - psutil.Process.username() - - psutil.users() + `net_if_addrs()`_, `net_if_stats()`_, `net_io_counters()`_, + `Process.cmdline()`_, `Process.name()`_, `Process.username()`_, `users()`_. **Bug fixes** -- 513_: [Linux] fixed integer overflow for RLIM_INFINITY. -- 641_: [Windows] fixed many compilation warnings. (patch by Jeff Tang) -- 652_: [Windows] net_if_addrs() UnicodeDecodeError in case of non-ASCII NIC +- 513_, [Linux]: fixed integer overflow for ``RLIM_INFINITY``. +- 641_, [Windows]: fixed many compilation warnings. (patch by Jeff Tang) +- 652_, [Windows]: `net_if_addrs()`_ ``UnicodeDecodeError`` in case of non-ASCII NIC names. -- 655_: [Windows] net_if_stats() UnicodeDecodeError in case of non-ASCII NIC +- 655_, [Windows]: `net_if_stats()`_ ``UnicodeDecodeError`` in case of non-ASCII NIC names. -- 659_: [Linux] compilation error on Suse 10. (patch by maozguttman) -- 664_: [Linux] compilation error on Alpine Linux. (patch by Bart van Kleef) -- 670_: [Windows] segfgault of net_if_addrs() in case of non-ASCII NIC names. +- 659_, [Linux]: compilation error on Suse 10. (patch by maozguttman) +- 664_, [Linux]: compilation error on Alpine Linux. (patch by Bart van Kleef) +- 670_, [Windows]: segfgault of `net_if_addrs()`_ in case of non-ASCII NIC names. (patch by sk6249) -- 672_: [Windows] compilation fails if using Windows SDK v8.0. (patch by +- 672_, [Windows]: compilation fails if using Windows SDK v8.0. (patch by Steven Winfield) -- 675_: [Linux] net_connections(); UnicodeDecodeError may occur when listing - UNIX sockets. +- 675_, [Linux]: `net_connections()`_: ``UnicodeDecodeError`` may occur when + listing UNIX sockets. 3.1.1 ===== @@ -1263,9 +1275,10 @@ XXXX-XX-XX **Bug fixes** -- 603_: [Linux] ionice_set value range is incorrect. (patch by spacewander) -- 645_: [Linux] psutil.cpu_times_percent() may produce negative results. -- 656_: 'from psutil import *' does not work. +- 603_, [Linux]: `Process.ionice()`_ set value range is incorrect. + (patch by spacewander) +- 645_, [Linux]: `cpu_times_percent()`_ may produce negative results. +- 656_: ``from psutil import *`` does not work. 3.1.0 ===== @@ -1274,8 +1287,8 @@ XXXX-XX-XX **Enhancements** -- 534_: [Linux] disk_partitions() added support for ZFS filesystems. -- 646_: continuous tests integration for Windows with +- 534_, [Linux]: `disk_partitions()`_ added support for ZFS filesystems. +- 646_, [Windows]: continuous tests integration for Windows with https://ci.appveyor.com/project/giampaolo/psutil. - 647_: new dev guide: https://github.com/giampaolo/psutil/blob/master/docs/DEVGUIDE.rst @@ -1283,20 +1296,20 @@ XXXX-XX-XX **Bug fixes** -- 340_: [Windows] Process.open_files() no longer hangs. Instead it uses a - thred which times out and skips the file handle in case it's taking too long - to be retrieved. (patch by Jeff Tang, PR #597) -- 627_: [Windows] Process.name() no longer raises AccessDenied for pids owned - by another user. -- 636_: [Windows] Process.memory_info() raise AccessDenied. -- 637_: [UNIX] raise exception if trying to send signal to Process PID 0 as it - will affect os.getpid()'s process group instead of PID 0. -- 639_: [Linux] Process.cmdline() can be truncated. -- 640_: [Linux] *connections functions may swallow errors and return an +- 340_, [Windows], **[critical]**: `Process.open_files()`_ no longer hangs. + Instead it uses a thred which times out and skips the file handle in case it's + taking too long to be retrieved. (patch by Jeff Tang) +- 627_, [Windows]: `Process.name()`_ no longer raises `AccessDenied`_ for pids + owned by another user. +- 636_, [Windows]: `Process.memory_info()`_ raise `AccessDenied`_. +- 637_, [POSIX]: raise exception if trying to send signal to PID 0 as it will + affect ``os.getpid()`` 's process group and not PID 0. +- 639_, [Linux]: `Process.cmdline()`_ can be truncated. +- 640_, [Linux]: ``*connections`` functions may swallow errors and return an incomplete list of connnections. -- 642_: repr() of exceptions is incorrect. -- 653_: [Windows] Add inet_ntop function for Windows XP to support IPv6. -- 641_: [Windows] Replace deprecated string functions with safe equivalents. +- 642_: ``repr()`` of exceptions is incorrect. +- 653_, [Windows]: add ``inet_ntop()`` function for Windows XP to support IPv6. +- 641_, [Windows]: replace deprecated string functions with safe equivalents. 3.0.1 ===== @@ -1305,10 +1318,10 @@ XXXX-XX-XX **Bug fixes** -- 632_: [Linux] better error message if cannot parse process UNIX connections. -- 634_: [Linux] Proces.cmdline() does not include empty string arguments. -- 635_: [UNIX] crash on module import if 'enum' package is installed on python - < 3.4. +- 632_, [Linux]: better error message if cannot parse process UNIX connections. +- 634_, [Linux]: `Process.cmdline()`_ does not include empty string arguments. +- 635_, [POSIX], **[critical]**: crash on module import if ``enum`` package is + installed on Python < 3.4. 3.0.0 ===== @@ -1317,45 +1330,45 @@ XXXX-XX-XX **Enhancements** -- 250_: new psutil.net_if_stats() returning NIC statistics (isup, duplex, - speed, MTU). -- 376_: new psutil.net_if_addrs() returning all NIC addresses a-la ifconfig. +- 250_: new `net_if_stats()`_ returning NIC statistics (``isup``, ``duplex``, + ``speed``, ``mtu``). +- 376_: new `net_if_addrs()`_ returning all NIC addresses a-la ``ifconfig``. - 469_: on Python >= 3.4 ``IOPRIO_CLASS_*`` and ``*_PRIORITY_CLASS`` constants - returned by psutil.Process' ionice() and nice() methods are enums instead of + returned by `Process.ionice()`_ and `Process.nice()`_ are enums instead of plain integers. -- 581_: add .gitignore. (patch by Gabi Davar) -- 582_: connection constants returned by psutil.net_connections() and - psutil.Process.connections() were turned from int to enums on Python > 3.4. -- 587_: Move native extension into the package. -- 589_: Process.cpu_affinity() accepts any kind of iterable (set, tuple, ...), +- 581_: add ``.gitignore``. (patch by Gabi Davar) +- 582_: connection constants returned by `net_connections()`_ and + `Process.connections()`_ were turned from int to enums on Python > 3.4. +- 587_: move native extension into the package. +- 589_: `Process.cpu_affinity()`_ accepts any kind of iterable (set, tuple, ...), not only lists. - 594_: all deprecated APIs were removed. -- 599_: [Windows] process name() can now be determined for all processes even +- 599_, [Windows]: `Process.name()`_ can now be determined for all processes even when running as a limited user. - 602_: pre-commit GIT hook. -- 629_: enhanced support for py.test and nose test discovery and tests run. -- 616_: [Windows] Add inet_ntop function for Windows XP. +- 629_: enhanced support for ``pytest`` and ``nose`` test runners. +- 616_, [Windows]: add ``inet_ntop()`` function for Windows XP. **Bug fixes** -- 428_: [all UNIXes except Linux] correct handling of zombie processes; - introduced new ZombieProcess exception class. -- 512_: [BSD] fix segfault in net_connections(). -- 555_: [Linux] psutil.users() correctly handles ":0" as an alias for - "localhost" -- 579_: [Windows] Fixed open_files() for PID>64K. -- 579_: [Windows] fixed many compiler warnings. -- 585_: [FreeBSD] net_connections() may raise KeyError. -- 586_: [FreeBSD] cpu_affinity() segfaults on set in case an invalid CPU - number is provided. -- 593_: [FreeBSD] Process().memory_maps() segfaults. -- 606_: Process.parent() may swallow NoSuchProcess exceptions. -- 611_: [SunOS] net_io_counters has send and received swapped -- 614_: [Linux]: cpu_count(logical=False) return the number of sockets instead - of cores. -- 618_: [SunOS] swap tests fail on Solaris when run as normal user -- 628_: [Linux] Process.name() truncates process name in case it contains - spaces or parentheses. +- 428_, [POSIX], **[critical]**: correct handling of zombie processes on POSIX. + Introduced new `ZombieProcess`_ exception class. +- 512_, [BSD], **[critical]**: fix segfault in `net_connections()`_. +- 555_, [Linux]: `users()`_ correctly handles ``":0"`` as an alias for + ``"localhost"``. +- 579_, [Windows]: fixed `Process.open_files()`_ for PID > 64K. +- 579_, [Windows]: fixed many compiler warnings. +- 585_, [FreeBSD]: `net_connections()`_ may raise ``KeyError``. +- 586_, [FreeBSD], **[critical]**: `Process.cpu_affinity()`_ segfaults on set + in case an invalid CPU number is provided. +- 593_, [FreeBSD], **[critical]**: `Process.memory_maps()`_ segfaults. +- 606_: `Process.parent()`_ may swallow `NoSuchProcess`_ exceptions. +- 611_, [SunOS]: `net_io_counters()`_ has send and received swapped +- 614_, [Linux]:: `cpu_count()`_ with ``logical=False`` return the number of + sockets instead of cores. +- 618_, [SunOS]: swap tests fail on Solaris when run as normal user. +- 628_, [Linux]: `Process.name()`_ truncates string in case it contains spaces + or parentheses. 2.2.1 ===== @@ -1364,8 +1377,8 @@ XXXX-XX-XX **Bug fixes** -- 496_: [Linux] fix "ValueError: ambiguos inode with multiple PIDs references" - (patch by Bruno Binet) +- 572_, [Linux]: fix "ValueError: ambiguos inode with multiple PIDs references" + for `Process.connections()`_. (patch by Bruno Binet) 2.2.0 ===== @@ -1375,34 +1388,35 @@ XXXX-XX-XX **Enhancements** - 521_: drop support for Python 2.4 and 2.5. -- 553_: new examples/pstree.py script. +- 553_: new `pstree.py`_ script. - 564_: C extension version mismatch in case the user messed up with psutil installation or with sys.path is now detected at import time. -- 568_: New examples/pidof.py script. -- 569_: [FreeBSD] add support for process CPU affinity. +- 568_: new `pidof.py`_ script. +- 569_, [FreeBSD]: add support for `Process.cpu_affinity`_ on FreeBSD. **Bug fixes** -- 496_: [Solaris] can't import psutil. -- 547_: [UNIX] Process.username() may raise KeyError if UID can't be resolved. -- 551_: [Windows] get rid of the unicode hack for net_io_counters() NIC names. -- 556_: [Linux] lots of file handles were left open. -- 561_: [Linux] net_connections() might skip some legitimate UNIX sockets. +- 496_, [SunOS], **[critical]**: can't import psutil. +- 547_, [POSIX]: `Process.username()`_ may raise ``KeyError`` if UID can't be resolved. +- 551_, [Windows]: get rid of the unicode hack for `net_io_counters()`_ NIC names. +- 556_, [Linux]: lots of file handles were left open. +- 561_, [Linux]: `net_connections()`_ might skip some legitimate UNIX sockets. (patch by spacewander) -- 565_: [Windows] use proper encoding for psutil.Process.username() and - psutil.users(). (patch by Sylvain Mouquet) -- 567_: [Linux] in the alternative implementation of CPU affinity PyList_Append - and Py_BuildValue return values are not checked. -- 569_: [FreeBSD] fix memory leak in psutil.cpu_count(logical=False). -- 571_: [Linux] Process.open_files() might swallow AccessDenied exceptions and - return an incomplete list of open files. +- 565_, [Windows]: use proper encoding for `Process.username()`_ and `users()`_. + (patch by Sylvain Mouquet) +- 567_, [Linux]: in the alternative implementation of `Process.cpu_affinity`_ + ``PyList_Append`` and ``Py_BuildValue`` return values are not checked. +- 569_, [FreeBSD]: fix memory leak in `cpu_count()`_ with ``logical=False``. +- 571_, [Linux]: `Process.open_files()`_ might swallow `AccessDenied`_ + exceptions and return an incomplete list of open files. 2.1.3 ===== *2014-09-26* -- 536_: [Linux]: fix "undefined symbol: CPU_ALLOC" compilation error. +- 536_, [Linux], **[critical]**: fix "undefined symbol: CPU_ALLOC" compilation + error. 2.1.2 ===== @@ -1413,26 +1427,27 @@ XXXX-XX-XX - 407_: project moved from Google Code to Github; code moved from Mercurial to Git. -- 492_: use tox to run tests on multiple python versions. (patch by msabramo) -- 505_: [Windows] distribution as wheel packages. -- 511_: new examples/ps.py sample code. +- 492_: use ``tox`` to run tests on multiple Python versions. (patch by msabramo) +- 505_, [Windows]: distribution as wheel packages. +- 511_: add `ps.py`_ script. **Bug fixes** -- 340_: [Windows] Process.get_open_files() no longer hangs. (patch by +- 340_, [Windows]: `Process.open_files()`_ no longer hangs. (patch by Jeff Tang) -- 501_: [Windows] disk_io_counters() may return negative values. -- 503_: [Linux] in rare conditions Process exe(), open_files() and - connections() methods can raise OSError(ESRCH) instead of NoSuchProcess. -- 504_: [Linux] can't build RPM packages via setup.py -- 506_: [Linux] python 2.4 support was broken. -- 522_: [Linux] Process.cpu_affinity() might return EINVAL. (patch by David +- 501_, [Windows]: `disk_io_counters()`_ may return negative values. +- 503_, [Linux]: in rare conditions `Process.exe()`_, `Process.open_files()`_ and + `Process.connections()`_ can raise ``OSError(ESRCH)`` instead of `NoSuchProcess`_. +- 504_, [Linux]: can't build RPM packages via setup.py +- 506_, [Linux], **[critical]**: Python 2.4 support was broken. +- 522_, [Linux]: `Process.cpu_affinity()`_ might return ``EINVAL``. (patch by David Daeschler) -- 529_: [Windows] Process.exe() may raise unhandled WindowsError exception +- 529_, [Windows]: `Process.exe()`_ may raise unhandled ``WindowsError`` exception for PIDs 0 and 4. (patch by Jeff Tang) -- 530_: [Linux] psutil.disk_io_counters() may crash on old Linux distros +- 530_, [Linux]: `disk_io_counters()`_ may crash on old Linux distros (< 2.6.5) (patch by Yaolong Huang) -- 533_: [Linux] Process.memory_maps() may raise TypeError on old Linux distros. +- 533_, [Linux]: `Process.memory_maps()`_ may raise ``TypeError`` on old Linux + distros. 2.1.1 ===== @@ -1441,10 +1456,10 @@ XXXX-XX-XX **Bug fixes** -- 446_: [Windows] fix encoding error when using net_io_counters() on Python 3. +- 446_, [Windows]: fix encoding error when using `net_io_counters()`_ on Python 3. (patch by Szigeti Gabor Niif) -- 460_: [Windows] net_io_counters() wraps after 4G. -- 491_: [Linux] psutil.net_connections() exceptions. (patch by Alexander Grothe) +- 460_, [Windows]: `net_io_counters()`_ wraps after 4G. +- 491_, [Linux]: `net_connections()`_ exceptions. (patch by Alexander Grothe) 2.1.0 ===== @@ -1453,13 +1468,13 @@ XXXX-XX-XX **Enhancements** -- 387_: system-wide open connections a-la netstat. +- 387_: system-wide open connections a-la ``netstat`` (add `net_connections()`_). **Bug fixes** -- 421_: [Solaris] psutil does not compile on SunOS 5.10 (patch by Naveed - Roudsari) -- 489_: [Linux] psutil.disk_partitions() return an empty list. +- 421_, [SunOS], **[critical]**: psutil does not compile on SunOS 5.10. + (patch by Naveed Roudsari) +- 489_, [Linux]: `disk_partitions()`_ return an empty list. 2.0.0 ===== @@ -1468,75 +1483,75 @@ XXXX-XX-XX **Enhancements** -- 424_: [Windows] installer for Python 3.X 64 bit. -- 427_: number of logical CPUs and physical cores (psutil.cpu_count()). -- 447_: psutil.wait_procs() timeout parameter is now optional. -- 452_: make Process instances hashable and usable with set()s. -- 453_: tests on Python < 2.7 require unittest2 module. -- 459_: add a make file for running tests and other repetitive tasks (also +- 424_, [Windows]: installer for Python 3.X 64 bit. +- 427_: number of logical CPUs and physical cores (`cpu_count()`_). +- 447_: `wait_procs()`_ ``timeout`` parameter is now optional. +- 452_: make `Process`_ instances hashable and usable with ``set()`` s. +- 453_: tests on Python < 2.7 require ``unittest2`` module. +- 459_: add a Makefile for running tests and other repetitive tasks (also on Windows). -- 463_: make timeout parameter of cpu_percent* functions default to 0.0 'cause - it's a common trap to introduce slowdowns. +- 463_: make timeout parameter of ``cpu_percent*`` functions default to ``0.0`` + 'cause it's a common trap to introduce slowdowns. - 468_: move documentation to readthedocs.com. -- 477_: process cpu_percent() is about 30% faster. (suggested by crusaderky) -- 478_: [Linux] almost all APIs are about 30% faster on Python 3.X. -- 479_: long deprecated psutil.error module is gone; exception classes now - live in "psutil" namespace only. +- 477_: `Process.cpu_percent()`_ is about 30% faster. (suggested by crusaderky) +- 478_, [Linux]: almost all APIs are about 30% faster on Python 3.X. +- 479_: long deprecated ``psutil.error`` module is gone; exception classes now + live in psutil namespace only. **Bug fixes** -- 193_: psutil.Popen constructor can throw an exception if the spawned process +- 193_: `psutil.Popen`_ constructor can throw an exception if the spawned process terminates quickly. -- 340_: [Windows] process get_open_files() no longer hangs. (patch by +- 340_, [Windows]: `Process.open_files()`_ no longer hangs. (patch by jtang@vahna.net) -- 443_: [Linux] fix a potential overflow issue for Process.set_cpu_affinity() - on systems with more than 64 CPUs. -- 448_: [Windows] get_children() and ppid() memory leak (patch by Ulrich - Klank). -- 457_: [POSIX] pid_exists() always returns True for PID 0. +- 443_, [Linux]: fix a potential overflow issue for `Process.cpu_affinity()`_ + (set) on systems with more than 64 CPUs. +- 448_, [Windows]: `Process.children()`_ and `Process.ppid()`_ memory leak (patch + by Ulrich Klank). +- 457_, [POSIX]: `pid_exists()`_ always returns ``True`` for PID 0. - 461_: namedtuples are not pickle-able. -- 466_: [Linux] process exe improper null bytes handling. (patch by +- 466_, [Linux]: `Process.exe()`_ improper null bytes handling. (patch by Gautam Singh) -- 470_: wait_procs() might not wait. (patch by crusaderky) -- 471_: [Windows] process exe improper unicode handling. (patch by +- 470_: `wait_procs()`_ might not wait. (patch by crusaderky) +- 471_, [Windows]: `Process.exe()`_ improper unicode handling. (patch by alex@mroja.net) -- 473_: psutil.Popen.wait() does not set returncode attribute. -- 474_: [Windows] Process.cpu_percent() is no longer capped at 100%. -- 476_: [Linux] encoding error for process name and cmdline. +- 473_: `psutil.Popen`_ ``wait()`` method does not set returncode attribute. +- 474_, [Windows]: `Process.cpu_percent()`_ is no longer capped at 100%. +- 476_, [Linux]: encoding error for `Process.name()`_ and `Process.cmdline()`_. **API changes** For the sake of consistency a lot of psutil APIs have been renamed. In most cases accessing the old names will work but it will cause a -DeprecationWarning. - -- psutil.* module level constants have being replaced by functions: - - +-----------------------+-------------------------------+ - | Old name | Replacement | - +=======================+===============================+ - | psutil.NUM_CPUS | psutil.cpu_cpunt() | - +-----------------------+-------------------------------+ - | psutil.BOOT_TIME | psutil.boot_time() | - +-----------------------+-------------------------------+ - | psutil.TOTAL_PHYMEM | psutil.virtual_memory().total | - +-----------------------+-------------------------------+ - -- Renamed psutil.* functions: - - +--------------------------+-------------------------------+ - | Old name | Replacement | - +==========================+===============================+ - | - psutil.get_pid_list() | psutil.pids() | - +--------------------------+-------------------------------+ - | - psutil.get_users() | psutil.users() | - +--------------------------+-------------------------------+ - | - psutil.get_boot_time() | psutil.boot_time() | - +--------------------------+-------------------------------+ - -- All psutil.Process ``get_*`` methods lost the ``get_`` prefix. - get_ext_memory_info() renamed to memory_info_ex(). - Assuming "p = psutil.Process()": +``DeprecationWarning``. + +- ``psutil.*`` module level constants have being replaced by functions: + + +-----------------------+----------------------------------+ + | Old name | Replacement | + +=======================+==================================+ + | psutil.NUM_CPUS | psutil.cpu_count() | + +-----------------------+----------------------------------+ + | psutil.BOOT_TIME | psutil.boot_time() | + +-----------------------+----------------------------------+ + | psutil.TOTAL_PHYMEM | virtual_memory.total | + +-----------------------+----------------------------------+ + +- Renamed ``psutil.*`` functions: + + +------------------------+-------------------------------+ + | Old name | Replacement | + +========================+===============================+ + | psutil.get_pid_list() | psutil.pids() | + +------------------------+-------------------------------+ + | psutil.get_users() | psutil.users() | + +------------------------+-------------------------------+ + | psutil.get_boot_time() | psutil.boot_time() | + +------------------------+-------------------------------+ + +- All `Process`_ ``get_*`` methods lost the ``get_`` prefix. + E.g. ``get_ext_memory_info()`` was renamed to ``memory_info_ex()``. + Assuming ``p = psutil.Process()``: +--------------------------+----------------------+ | Old name | Replacement | @@ -1580,8 +1595,8 @@ DeprecationWarning. | p.getcwd() | p.cwd() | +--------------------------+----------------------+ -- All psutil.Process ``set_*`` methods lost the ``set_`` prefix. - Assuming "p = psutil.Process()": +- All `Process`_ ``set_*`` methods lost the ``set_`` prefix. + Assuming ``p = psutil.Process()``: +----------------------+---------------------------------+ | Old name | Replacement | @@ -1595,9 +1610,9 @@ DeprecationWarning. | p.set_rlimit() | p.rlimit(resource, limits=None) | +----------------------+---------------------------------+ -- Except for 'pid' all psutil.Process class properties have been turned into +- Except for ``pid``, all `Process`_ class properties have been turned into methods. This is the only case which there are no aliases. - Assuming "p = psutil.Process()": + Assuming ``p = psutil.Process()``: +---------------+-----------------+ | Old name | Replacement | @@ -1623,11 +1638,11 @@ DeprecationWarning. | p.create_time | p.create_time() | +---------------+-----------------+ -- timeout parameter of cpu_percent* functions defaults to 0.0 instead of 0.1. -- long deprecated psutil.error module is gone; exception classes now live in +- timeout parameter of ``cpu_percent*`` functions defaults to 0.0 instead of 0.1. +- long deprecated ``psutil.error`` module is gone; exception classes now live in "psutil" namespace only. -- Process instances' "retcode" attribute returned by psutil.wait_procs() has - been renamed to "returncode" for consistency with subprocess.Popen. +- `Process`_ instances' ``retcode`` attribute returned by `wait_procs()`_ has + been renamed to ``returncode`` for consistency with ``subprocess.Popen``. 1.2.1 ===== @@ -1636,10 +1651,12 @@ DeprecationWarning. **Bug fixes** -- 348_: [Windows XP] fixed "ImportError: DLL load failed" occurring on module - import. -- 425_: [Solaris] crash on import due to failure at determining BOOT_TIME. -- 443_: [Linux] can't set CPU affinity on systems with more than 64 cores. +- 348_, [Windows], **[critical]**: fixed "ImportError: DLL load failed" occurring + on module import on Windows XP. +- 425_, [SunOS], **[critical]**: crash on import due to failure at determining + ``BOOT_TIME``. +- 443_, [Linux]: `Process.cpu_affinity()`_ can't set affinity on systems with + more than 64 cores. 1.2.0 ===== @@ -1648,15 +1665,15 @@ DeprecationWarning. **Enhancements** -- 439_: assume os.getpid() if no argument is passed to psutil.Process +- 439_: assume ``os.getpid()`` if no argument is passed to `Process`_ class constructor. -- 440_: new psutil.wait_procs() utility function which waits for multiple +- 440_: new `wait_procs()`_ utility function which waits for multiple processes to terminate. **Bug fixes** -- 348_: [Windows XP/Vista] fix "ImportError: DLL load failed" occurring on - module import. +- 348_, [Windows]: fix "ImportError: DLL load failed" occurring on module + import on Windows XP / Vista. 1.1.3 ===== @@ -1665,8 +1682,8 @@ DeprecationWarning. **Bug fixes** -- 442_: [Linux] psutil won't compile on certain version of Linux because of - missing prlimit(2) syscall. +- 442_, [Linux], **[critical]**: psutil won't compile on certain version of + Linux because of missing ``prlimit(2)`` syscall. 1.1.2 ===== @@ -1675,8 +1692,8 @@ DeprecationWarning. **Bug fixes** -- 442_: [Linux] psutil won't compile on Debian 6.0 because of missing - prlimit(2) syscall. +- 442_, [Linux], **[critical]**: psutil won't compile on Debian 6.0 because of + missing ``prlimit(2)`` syscall. 1.1.1 ===== @@ -1685,8 +1702,8 @@ DeprecationWarning. **Bug fixes** -- 442_: [Linux] psutil won't compile on kernels < 2.6.36 due to missing - prlimit(2) syscall. +- 442_, [Linux], **[critical]**: psutil won't compile on kernels < 2.6.36 due + to missing ``prlimit(2)`` syscall. 1.1.0 ===== @@ -1695,28 +1712,28 @@ DeprecationWarning. **Enhancements** -- 410_: host tar.gz and windows binary files are on PyPI. -- 412_: [Linux] get/set process resource limits. -- 415_: [Windows] Process.get_children() is an order of magnitude faster. -- 426_: [Windows] Process.name is an order of magnitude faster. -- 431_: [UNIX] Process.name is slightly faster because it unnecessarily - retrieved also process cmdline. +- 410_: host tar.gz and Windows binary files are on PyPI. +- 412_, [Linux]: get/set process resource limits (`Process.rlimit()`_). +- 415_, [Windows]: `Process.children()`_ is an order of magnitude faster. +- 426_, [Windows]: `Process.name()`_ is an order of magnitude faster. +- 431_, [POSIX]: `Process.name()`_ is slightly faster because it unnecessarily + retrieved also `Process.cmdline()`_. **Bug fixes** -- 391_: [Windows] psutil.cpu_times_percent() returns negative percentages. -- 408_: STATUS_* and CONN_* constants don't properly serialize on JSON. -- 411_: [Windows] examples/disk_usage.py may pop-up a GUI error. -- 413_: [Windows] Process.get_memory_info() leaks memory. -- 414_: [Windows] Process.exe on Windows XP may raise ERROR_INVALID_PARAMETER. -- 416_: psutil.disk_usage() doesn't work well with unicode path names. -- 430_: [Linux] process IO counters report wrong number of r/w syscalls. -- 435_: [Linux] psutil.net_io_counters() might report erreneous NIC names. -- 436_: [Linux] psutil.net_io_counters() reports a wrong 'dropin' value. +- 391_, [Windows]: `cpu_times_percent()`_ returns negative percentages. +- 408_: ``STATUS_*`` and ``CONN_*`` constants don't properly serialize on JSON. +- 411_, [Windows]: `disk_usage.py`_ may pop-up a GUI error. +- 413_, [Windows]: `Process.memory_info()`_ leaks memory. +- 414_, [Windows]: `Process.exe()`_ on Windows XP may raise ``ERROR_INVALID_PARAMETER``. +- 416_: `disk_usage()`_ doesn't work well with unicode path names. +- 430_, [Linux]: `Process.io_counters()`_ report wrong number of r/w syscalls. +- 435_, [Linux]: `net_io_counters()`_ might report erreneous NIC names. +- 436_, [Linux]: `net_io_counters()`_ reports a wrong ``dropin`` value. **API changes** -- 408_: turn STATUS_* and CONN_* constants into plain Python strings. +- 408_: turn ``STATUS_*`` and ``CONN_*`` constants into plain Python strings. 1.0.1 ===== @@ -1725,7 +1742,7 @@ DeprecationWarning. **Bug fixes** -- 405_: network_io_counters(pernic=True) no longer works as intended in 1.0.0. +- 405_: `net_io_counters()`_ ``pernic=True`` no longer works as intended in 1.0.0. 1.0.0 ===== @@ -1734,27 +1751,28 @@ DeprecationWarning. **Enhancements** -- 18_: Solaris support (yay!) (thanks Justin Venus) -- 367_: Process.get_connections() 'status' strings are now constants. +- 18_, [SunOS]: add Solaris support (yay!) (thanks Justin Venus) +- 367_: `Process.connections()`_ ``status`` strings are now constants. - 380_: test suite exits with non-zero on failure. (patch by floppymaster) - 391_: introduce unittest2 facilities and provide workarounds if unittest2 - is not installed (python < 2.7). + is not installed (Python < 2.7). **Bug fixes** -- 374_: [Windows] negative memory usage reported if process uses a lot of +- 374_, [Windows]: negative memory usage reported if process uses a lot of memory. -- 379_: [Linux] Process.get_memory_maps() may raise ValueError. -- 394_: [macOS] Mapped memory regions report incorrect file name. -- 404_: [Linux] sched_*affinity() are implicitly declared. (patch by Arfrever) +- 379_, [Linux]: `Process.memory_maps()`_ may raise ``ValueError``. +- 394_, [macOS]: mapped memory regions of `Process.memory_maps()`_ report + incorrect file name. +- 404_, [Linux]: ``sched_*affinity()`` are implicitly declared. (patch by Arfrever) **API changes** -- Process.get_connections() 'status' field is no longer a string but a - constant object (psutil.CONN_*). -- Process.get_connections() 'local_address' and 'remote_address' fields - renamed to 'laddr' and 'raddr'. -- psutil.network_io_counters() renamed to psutil.net_io_counters(). +- `Process.connections()`_ ``status`` field is no longer a string but a + constant object (``psutil.CONN_*``). +- `Process.connections()`_ ``local_address`` and ``remote_address`` fields + renamed to ``laddr`` and ``raddr``. +- psutil.network_io_counters() renamed to `net_io_counters()`_. 0.7.1 ===== @@ -1763,11 +1781,11 @@ DeprecationWarning. **Bug fixes** -- 325_: [BSD] psutil.virtual_memory() can raise SystemError. +- 325_, [BSD], **[critical]**: `virtual_memory()`_ can raise ``SystemError``. (patch by Jan Beich) -- 370_: [BSD] Process.get_connections() requires root. (patch by John Baldwin) -- 372_: [BSD] different process methods raise NoSuchProcess instead of - AccessDenied. +- 370_, [BSD]: `Process.connections()`_ requires root. (patch by John Baldwin) +- 372_, [BSD]: different process methods raise `NoSuchProcess`_ instead of + `AccessDenied`_. 0.7.0 ===== @@ -1778,59 +1796,63 @@ DeprecationWarning. - 233_: code migrated to Mercurial (yay!) - 246_: psutil.error module is deprecated and scheduled for removal. -- 328_: [Windows] process IO nice/priority support. -- 359_: psutil.get_boot_time() -- 361_: [Linux] psutil.cpu_times() now includes new 'steal', 'guest' and - 'guest_nice' fields available on recent Linux kernels. - Also, psutil.cpu_percent() is more accurate. -- 362_: cpu_times_percent() (per-CPU-time utilization as a percentage) +- 328_, [Windows]: `Process.ionice()`_ support. +- 359_: add `boot_time()`_ as a substitute of ``psutil.BOOT_TIME`` since the + latter cannot reflect system clock updates. +- 361_, [Linux]: `cpu_times()`_ now includes new ``steal``, ``guest`` and + ``guest_nice`` fields available on recent Linux kernels. Also, `cpu_percent()`_ + is more accurate. +- 362_: add `cpu_times_percent()`_ (per-CPU-time utilization as a percentage). **Bug fixes** -- 234_: [Windows] disk_io_counters() fails to list certain disks. -- 264_: [Windows] use of psutil.disk_partitions() may cause a message box to +- 234_, [Windows]: `disk_io_counters()`_ fails to list certain disks. +- 264_, [Windows]: use of `disk_partitions()`_ may cause a message box to appear. -- 313_: [Linux] psutil.virtual_memory() and psutil.swap_memory() can crash on - certain exotic Linux flavors having an incomplete /proc interface. - If that's the case we now set the unretrievable stats to 0 and raise a - RuntimeWarning. -- 315_: [macOS] fix some compilation warnings. -- 317_: [Windows] cannot set process CPU affinity above 31 cores. -- 319_: [Linux] process get_memory_maps() raises KeyError 'Anonymous' on Debian +- 313_, [Linux], **[critical]**: `virtual_memory()`_ and `swap_memory()`_ can + crash on certain exotic Linux flavors having an incomplete ``/proc`` interface. + If that's the case we now set the unretrievable stats to ``0`` and raise + ``RuntimeWarning`` instead. +- 315_, [macOS]: fix some compilation warnings. +- 317_, [Windows]: cannot set process CPU affinity above 31 cores. +- 319_, [Linux]: `Process.memory_maps()`_ raises ``KeyError`` 'Anonymous' on Debian squeeze. -- 321_: [UNIX] Process.ppid property is no longer cached as the kernel may set - the ppid to 1 in case of a zombie process. -- 323_: [macOS] disk_io_counters()'s read_time and write_time parameters were - reporting microseconds not milliseconds. (patch by Gregory Szorc) -- 331_: Process cmdline is no longer cached after first acces as it may change. -- 333_: [macOS] Leak of Mach ports on macOS (patch by rsesek@google.com) -- 337_: [Linux] process methods not working because of a poor /proc - implementation will raise NotImplementedError rather than RuntimeError - and Process.as_dict() will not blow up. (patch by Curtin1060) -- 338_: [Linux] disk_io_counters() fails to find some disks. -- 339_: [FreeBSD] get_pid_list() can allocate all the memory on system. -- 341_: [Linux] psutil might crash on import due to error in retrieving system - terminals map. -- 344_: [FreeBSD] swap_memory() might return incorrect results due to - kvm_open(3) not being called. (patch by Jean Sebastien) -- 338_: [Linux] disk_io_counters() fails to find some disks. -- 351_: [Windows] if psutil is compiled with mingw32 (provided installers for - py2.4 and py2.5 are) disk_io_counters() will fail. (Patch by m.malycha) -- 353_: [macOS] get_users() returns an empty list on macOS 10.8. -- 356_: Process.parent now checks whether parent PID has been reused in which - case returns None. -- 365_: Process.set_nice() should check PID has not been reused by another +- 321_, [POSIX]: `Process.ppid()`_ property is no longer cached as the kernel may set + the PPID to 1 in case of a zombie process. +- 323_, [macOS]: `disk_io_counters()`_ ``read_time`` and ``write_time`` + parameters were reporting microseconds not milliseconds. (patch by Gregory Szorc) +- 331_: `Process.cmdline()`_ is no longer cached after first acces as it may + change. +- 333_, [macOS]: leak of Mach ports (patch by rsesek@google.com) +- 337_, [Linux], **[critical]**: `Process`_ methods not working because of a + poor ``/proc`` implementation will raise ``NotImplementedError`` rather than + ``RuntimeError`` and `Process.as_dict()`_ will not blow up. + (patch by Curtin1060) +- 338_, [Linux]: `disk_io_counters()`_ fails to find some disks. +- 339_, [FreeBSD]: ``get_pid_list()`` can allocate all the memory on system. +- 341_, [Linux], **[critical]**: psutil might crash on import due to error in + retrieving system terminals map. +- 344_, [FreeBSD]: `swap_memory()`_ might return incorrect results due to + ``kvm_open(3)`` not being called. (patch by Jean Sebastien) +- 338_, [Linux]: `disk_io_counters()`_ fails to find some disks. +- 351_, [Windows]: if psutil is compiled with MinGW32 (provided installers for + py2.4 and py2.5 are) `disk_io_counters()`_ will fail. (Patch by m.malycha) +- 353_, [macOS]: `users()`_ returns an empty list on macOS 10.8. +- 356_: `Process.parent()`_ now checks whether parent PID has been reused in which + case returns ``None``. +- 365_: `Process.nice()`_ (set) should check PID has not been reused by another process. -- 366_: [FreeBSD] get_memory_maps(), get_num_fds(), get_open_files() and - getcwd() Process methods raise RuntimeError instead of AccessDenied. +- 366_, [FreeBSD], **[critical]**: `Process.memory_maps()`_, `Process.num_fds()`_, + `Process.open_files()`_ and `Process.cwd()`_ methods raise ``RuntimeError`` + instead of `AccessDenied`_. **API changes** -- Process.cmdline property is no longer cached after first access. -- Process.ppid property is no longer cached after first access. -- [Linux] Process methods not working because of a poor /proc implementation - will raise NotImplementedError instead of RuntimeError. -- psutil.error module is deprecated and scheduled for removal. +- `Process.cmdline()`_ property is no longer cached after first access. +- `Process.ppid()`_ property is no longer cached after first access. +- [Linux] `Process`_ methods not working because of a poor ``/proc`` + implementation will raise ``NotImplementedError`` instead of ``RuntimeError``. +- ``psutil.error`` module is deprecated and scheduled for removal. 0.6.1 ===== @@ -1839,18 +1861,18 @@ DeprecationWarning. **Enhancements** -- 316_: process cmdline property now makes a better job at guessing the process - executable from the cmdline. +- 316_: `Process.cmdline()`_ property now makes a better job at guessing the + process executable from the cmdline. **Bug fixes** -- 316_: process exe was resolved in case it was a symlink. -- 318_: python 2.4 compatibility was broken. +- 316_: `Process.exe()`_ was resolved in case it was a symlink. +- 318_, **[critical]**: Python 2.4 compatibility was broken. **API changes** -- process exe can now return an empty string instead of raising AccessDenied. -- process exe is no longer resolved in case it's a symlink. +- `Process.exe()`_ can now return an empty string instead of raising `AccessDenied`_. +- `Process.exe()`_ is no longer resolved in case it's a symlink. 0.6.0 ===== @@ -1859,87 +1881,62 @@ DeprecationWarning. **Enhancements** -- 216_: [POSIX] get_connections() UNIX sockets support. -- 220_: [FreeBSD] get_connections() has been rewritten in C and no longer - requires lsof. -- 222_: [macOS] add support for process cwd. -- 261_: process extended memory info. -- 295_: [macOS] process executable path is now determined by asking the OS - instead of being guessed from process cmdline. -- 297_: [macOS] the Process methods below were always raising AccessDenied for - any process except the current one. Now this is no longer true. Also - they are 2.5x faster. - - name - - get_memory_info() - - get_memory_percent() - - get_cpu_times() - - get_cpu_percent() - - get_num_threads() -- 300_: examples/pmap.py script. -- 301_: process_iter() now yields processes sorted by their PIDs. -- 302_: process number of voluntary and involuntary context switches. -- 303_: [Windows] the Process methods below were always raising AccessDenied +- 216_, [POSIX]: `Process.connections()`_ UNIX sockets support. +- 220_, [FreeBSD]: ``get_connections()`` has been rewritten in C and no longer + requires ``lsof``. +- 222_, [macOS]: add support for `Process.cwd()`_. +- 261_: per-process extended memory info (`Process.memory_info_ex()`_). +- 295_, [macOS]: `Process.exe()`_ path is now determined by asking the OS + instead of being guessed from `Process.cmdline()`_. +- 297_, [macOS]: the `Process`_ methods below were always raising `AccessDenied`_ + for any process except the current one. Now this is no longer true. Also + they are 2.5x faster. `Process.name()`_, `Process.memory_info()`_, + `Process.memory_percent()`_, `Process.cpu_times()`_, `Process.cpu_percent()`_, + `Process.num_threads()`_. +- 300_: add `pmap.py`_ script. +- 301_: `process_iter()`_ now yields processes sorted by their PIDs. +- 302_: per-process number of voluntary and involuntary context switches + (`Process.num_ctx_switches()`_). +- 303_, [Windows]: the `Process`_ methods below were always raising `AccessDenied`_ for any process not owned by current user. Now this is no longer true: - - create_time - - get_cpu_times() - - get_cpu_percent() - - get_memory_info() - - get_memory_percent() - - get_num_handles() - - get_io_counters() -- 305_: add examples/netstat.py script. + `Process.create_time()`_, `Process.cpu_times()`_, `Process.cpu_percent()`_, + `Process.memory_info()`_, `Process.memory_percent()`_, `Process.num_handles()`_, + `Process.io_counters()`_. +- 305_: add `netstat.py`_ script. - 311_: system memory functions has been refactorized and rewritten and now provide a more detailed and consistent representation of the system - memory. New psutil.virtual_memory() function provides the following - memory amounts: - - total - - available - - percent - - used - - active [POSIX] - - inactive [POSIX] - - buffers (BSD, Linux) - - cached (BSD, macOS) - - wired (macOS, BSD) - - shared [FreeBSD] - New psutil.swap_memory() provides: - - total - - used - - free - - percent - - sin (no. of bytes the system has swapped in from disk (cumulative)) - - sout (no. of bytes the system has swapped out from disk (cumulative)) - All old memory-related functions are deprecated. - Also two new example scripts were added: free.py and meminfo.py. -- 312_: psutil.network_io_counters() namedtuple includes 4 new fields: - errin, errout dropin and dropout, reflecting the number of packets - dropped and with errors. + memory. Added new `virtual_memory()`_ and `swap_memory()`_ functions. + All old memory-related functions are deprecated. Also two new example scripts + were added: `free.py`_ and `meminfo.py`_. +- 312_: ``net_io_counters()`` namedtuple includes 4 new fields: + ``errin``, ``errout``, ``dropin`` and ``dropout``, reflecting the number of + packets dropped and with errors. **Bug fixes** -- 298_: [macOS and BSD] memory leak in get_num_fds(). -- 299_: potential memory leak every time PyList_New(0) is used. -- 303_: [Windows] potential heap corruption in get_num_threads() and - get_status() Process methods. -- 305_: [FreeBSD] psutil can't compile on FreeBSD 9 due to removal of utmp.h. -- 306_: at C level, errors are not checked when invoking Py* functions which - create or manipulate Python objects leading to potential memory related - errors and/or segmentation faults. -- 307_: [FreeBSD] values returned by psutil.network_io_counters() are wrong. -- 308_: [BSD / Windows] psutil.virtmem_usage() wasn't actually returning - information about swap memory usage as it was supposed to do. It does - now. -- 309_: get_open_files() might not return files which can not be accessed - due to limited permissions. AccessDenied is now raised instead. +- 298_, [macOS], [BSD]: memory leak in `Process.num_fds()`_. +- 299_: potential memory leak every time ``PyList_New(0)`` is used. +- 303_, [Windows], **[critical]**: potential heap corruption in + `Process.num_threads()`_ and `Process.status()`_ methods. +- 305_, [FreeBSD], **[critical]**: can't compile on FreeBSD 9 due to removal of + ``utmp.h``. +- 306_, **[critical]**: at C level, errors are not checked when invoking ``Py*`` + functions which create or manipulate Python objects leading to potential + memory related errors and/or segmentation faults. +- 307_, [FreeBSD]: values returned by `net_io_counters()`_ are wrong. +- 308_, [BSD], [Windows]: ``psutil.virtmem_usage()`` wasn't actually returning + information about swap memory usage as it was supposed to do. It does now. +- 309_: `Process.open_files()`_ might not return files which can not be accessed + due to limited permissions. `AccessDenied`_ is now raised instead. **API changes** -- psutil.phymem_usage() is deprecated (use psutil.virtual_memory()) -- psutil.virtmem_usage() is deprecated (use psutil.swap_memory()) -- psutil.phymem_buffers() on Linux is deprecated (use psutil.virtual_memory()) -- psutil.cached_phymem() on Linux is deprecated (use psutil.virtual_memory()) -- [Windows and BSD] psutil.virtmem_usage() now returns information about swap - memory instead of virtual memory. +- ``psutil.phymem_usage()`` is deprecated (use `virtual_memory()`_) +- ``psutil.virtmem_usage()`` is deprecated (use `swap_memory()`_) +- [Linux]: ``psutil.phymem_buffers()`` is deprecated (use `virtual_memory()`_) +- [Linux]: ``psutil.cached_phymem()`` is deprecated (use `virtual_memory()`_) +- [Windows], [BSD]: ``psutil.virtmem_usage()`` now returns information about + swap memory instead of virtual memory. 0.5.1 ===== @@ -1948,13 +1945,14 @@ DeprecationWarning. **Enhancements** -- 293_: [Windows] process executable path is now determined by asking the OS - instead of being guessed from process cmdline. +- 293_, [Windows]: `Process.exe()`_ path is now determined by asking the OS + instead of being guessed from `Process.cmdline()`_. **Bug fixes** -- 292_: [Linux] race condition in process files/threads/connections. -- 294_: [Windows] Process CPU affinity is only able to set CPU #0. +- 292_, [Linux]: race condition in process `Process.open_files()`_, + `Process.connections()`_, `Process.threads()`_. +- 294_, [Windows]: `Process.cpu_affinity()`_ is only able to set CPU #0. 0.5.0 ===== @@ -1963,67 +1961,69 @@ DeprecationWarning. **Enhancements** -- 195_: [Windows] number of handles opened by process. -- 209_: psutil.disk_partitions() now provides also mount options. -- 229_: list users currently connected on the system (psutil.get_users()). -- 238_: [Linux, Windows] process CPU affinity (get and set). -- 242_: Process.get_children(recursive=True): return all process +- 195_, [Windows]: number of handles opened by process (`Process.num_handles()`_). +- 209_: `disk_partitions()`_ now provides also mount options. +- 229_: list users currently connected on the system (`users()`_). +- 238_, [Linux], [Windows]: process CPU affinity (get and set, + `Process.cpu_affinity()`_). +- 242_: add ``recursive=True`` to `Process.children()`_: return all process descendants. -- 245_: [POSIX] Process.wait() incrementally consumes less CPU cycles. -- 257_: [Windows] removed Windows 2000 support. -- 258_: [Linux] Process.get_memory_info() is now 0.5x faster. +- 245_, [POSIX]: `Process.wait()`_ incrementally consumes less CPU cycles. +- 257_, [Windows]: removed Windows 2000 support. +- 258_, [Linux]: `Process.memory_info()`_ is now 0.5x faster. - 260_: process's mapped memory regions. (Windows patch by wj32.64, macOS patch by Jeremy Whitlock) -- 262_: [Windows] psutil.disk_partitions() was slow due to inspecting the - floppy disk drive also when "all" argument was False. -- 273_: psutil.get_process_list() is deprecated. -- 274_: psutil no longer requires 2to3 at installation time in order to work +- 262_, [Windows]: `disk_partitions()`_ was slow due to inspecting the + floppy disk drive also when parameter is ``all=False``. +- 273_: ``psutil.get_process_list()`` is deprecated. +- 274_: psutil no longer requires ``2to3`` at installation time in order to work with Python 3. -- 278_: new Process.as_dict() method. -- 281_: ppid, name, exe, cmdline and create_time properties of Process class +- 278_: new `Process.as_dict()`_ method. +- 281_: `Process.ppid()`_, `Process.name()`_, `Process.exe()`_, + `Process.cmdline()`_ and `Process.create_time()`_ properties of `Process`_ class are now cached after being accessed. -- 282_: psutil.STATUS_* constants can now be compared by using their string +- 282_: ``psutil.STATUS_*`` constants can now be compared by using their string representation. -- 283_: speedup Process.is_running() by caching its return value in case the +- 283_: speedup `Process.is_running()`_ by caching its return value in case the process is terminated. -- 284_: [POSIX] per-process number of opened file descriptors. -- 287_: psutil.process_iter() now caches Process instances between calls. -- 290_: Process.nice property is deprecated in favor of new get_nice() and - set_nice() methods. +- 284_, [POSIX]: per-process number of opened file descriptors (`Process.num_fds`_). +- 287_: `process_iter()`_ now caches `Process`_ instances between calls. +- 290_: `Process.nice()`_ property is deprecated in favor of new ``get_nice()`` + and ``set_nice()`` methods. **Bug fixes** -- 193_: psutil.Popen constructor can throw an exception if the spawned process +- 193_: `psutil.Popen`_ constructor can throw an exception if the spawned process terminates quickly. -- 240_: [macOS] incorrect use of free() for Process.get_connections(). -- 244_: [POSIX] Process.wait() can hog CPU resources if called against a +- 240_, [macOS]: incorrect use of ``free()`` for `Process.connections()`_. +- 244_, [POSIX]: `Process.wait()`_ can hog CPU resources if called against a process which is not our children. -- 248_: [Linux] psutil.network_io_counters() might return erroneous NIC names. -- 252_: [Windows] process getcwd() erroneously raise NoSuchProcess for - processes owned by another user. It now raises AccessDenied instead. -- 266_: [Windows] psutil.get_pid_list() only shows 1024 processes. +- 248_, [Linux]: `net_io_counters()`_ might return erroneous NIC names. +- 252_, [Windows]: `Process.cwd()`_ erroneously raise `NoSuchProcess`_ for + processes owned by another user. It now raises `AccessDenied`_ instead. +- 266_, [Windows]: ``psutil.get_pid_list()`` only shows 1024 processes. (patch by Amoser) -- 267_: [macOS] Process.get_connections() - an erroneous remote address was - returned. (Patch by Amoser) -- 272_: [Linux] Porcess.get_open_files() - potential race condition can lead to - unexpected NoSuchProcess exception. Also, we can get incorrect reports +- 267_, [macOS]: `Process.connections()`_ returns wrong remote address. + (Patch by Amoser) +- 272_, [Linux]: `Process.open_files()`_ potential race condition can lead to + unexpected `NoSuchProcess`_ exception. Also, we can get incorrect reports of not absolutized path names. -- 275_: [Linux] Process.get_io_counters() erroneously raise NoSuchProcess on - old Linux versions. Where not available it now raises - NotImplementedError. -- 286_: Process.is_running() doesn't actually check whether PID has been +- 275_, [Linux]: ``Process.io_counters()`` erroneously raise `NoSuchProcess`_ on + old Linux versions. Where not available it now raises ``NotImplementedError``. +- 286_: `Process.is_running()`_ doesn't actually check whether PID has been reused. -- 314_: Process.get_children() can sometimes return non-children. +- 314_: `Process.children()`_ can sometimes return non-children. **API changes** -- Process.nice property is deprecated in favor of new get_nice() and set_nice() - methods. -- psutil.get_process_list() is deprecated. -- ppid, name, exe, cmdline and create_time properties of Process class are now - cached after being accessed, meaning NoSuchProcess will no longer be raised - in case the process is gone in the meantime. -- psutil.STATUS_* constants can now be compared by using their string +- ``Process.nice`` property is deprecated in favor of new ``get_nice()`` and + ``set_nice()`` methods. +- ``psutil.get_process_list()`` is deprecated. +- `Process.ppid()`_, `Process.name()`_, `Process.exe()`_, `Process.cmdline()`_ + and `Process.create_time()`_ properties of `Process`_ class are now cached after + being accessed, meaning `NoSuchProcess`_ will no longer be raised in case the + process is gone in the meantime. +- ``psutil.STATUS_*`` constants can now be compared by using their string representation. 0.4.1 @@ -2033,12 +2033,12 @@ DeprecationWarning. **Bug fixes** -- 228_: some example scripts were not working with python 3. -- 230_: [Windows / macOS] memory leak in Process.get_connections(). -- 232_: [Linux] psutil.phymem_usage() can report erroneous values which are - different than "free" command. -- 236_: [Windows] memory/handle leak in Process's get_memory_info(), - suspend() and resume() methods. +- 228_: some example scripts were not working with Python 3. +- 230_, [Windows], [macOS]: fix memory leak in `Process.connections()`_. +- 232_, [Linux]: ``psutil.phymem_usage()`` can report erroneous values which are + different than ``free`` command. +- 236_, [Windows]: fix memory/handle leak in `Process.memory_info()`_, + `Process.suspend()`_ and `Process.resume()`_ methods. 0.4.0 ===== @@ -2047,38 +2047,40 @@ DeprecationWarning. **Enhancements** -- 150_: network I/O counters. (macOS and Windows patch by Jeremy Whitlock) -- 154_: [FreeBSD] add support for process getcwd() -- 157_: [Windows] provide installer for Python 3.2 64-bit. -- 198_: Process.wait(timeout=0) can now be used to make wait() return - immediately. -- 206_: disk I/O counters. (macOS and Windows patch by Jeremy Whitlock) -- 213_: examples/iotop.py script. -- 217_: Process.get_connections() now has a "kind" argument to filter +- 150_: network I/O counters (`net_io_counters()`_). (macOS and Windows patch + by Jeremy Whitlock) +- 154_, [FreeBSD]: add support for `Process.cwd()`_. +- 157_, [Windows]: provide installer for Python 3.2 64-bit. +- 198_: `Process.wait()`_ with ``timeout=0`` can now be used to make the + function return immediately. +- 206_: disk I/O counters (`disk_io_counters()`_). (macOS and Windows patch by + Jeremy Whitlock) +- 213_: add `iotop.py`_ script. +- 217_: `Process.connections()`_ now has a ``kind`` argument to filter for connections with different criteria. -- 221_: [FreeBSD] Process.get_open_files has been rewritten in C and no longer - relies on lsof. -- 223_: examples/top.py script. -- 227_: examples/nettop.py script. +- 221_, [FreeBSD]: `Process.open_files()`_ has been rewritten in C and no longer + relies on ``lsof``. +- 223_: add `top.py`_ script. +- 227_: add `nettop.py`_ script. **Bug fixes** -- 135_: [macOS] psutil cannot create Process object. -- 144_: [Linux] no longer support 0 special PID. -- 188_: [Linux] psutil import error on Linux ARM architectures. -- 194_: [POSIX] psutil.Process.get_cpu_percent() now reports a percentage over +- 135_, [macOS]: psutil cannot create `Process`_ object. +- 144_, [Linux]: no longer support 0 special PID. +- 188_, [Linux]: psutil import error on Linux ARM architectures. +- 194_, [POSIX]: `Process.cpu_percent()`_ now reports a percentage over 100 on multicore processors. -- 197_: [Linux] Process.get_connections() is broken on platforms not +- 197_, [Linux]: `Process.connections()`_ is broken on platforms not supporting IPv6. -- 200_: [Linux] psutil.NUM_CPUS not working on armel and sparc architectures - and causing crash on module import. -- 201_: [Linux] Process.get_connections() is broken on big-endian +- 200_, [Linux], **[critical]**: ``psutil.NUM_CPUS`` not working on armel and + sparc architectures and causing crash on module import. +- 201_, [Linux]: `Process.connections()`_ is broken on big-endian architectures. -- 211_: Process instance can unexpectedly raise NoSuchProcess if tested for - equality with another object. -- 218_: [Linux] crash at import time on Debian 64-bit because of a missing - line in /proc/meminfo. -- 226_: [FreeBSD] crash at import time on FreeBSD 7 and minor. +- 211_: `Process`_ instance can unexpectedly raise `NoSuchProcess`_ if tested + for equality with another object. +- 218_, [Linux], **[critical]**: crash at import time on Debian 64-bit because + of a missing line in ``/proc/meminfo``. +- 226_, [FreeBSD], **[critical]**: crash at import time on FreeBSD 7 and minor. 0.3.0 ===== @@ -2087,27 +2089,29 @@ DeprecationWarning. **Enhancements** -- 125_: system per-cpu percentage utilization and times. -- 163_: per-process associated terminal (TTY). -- 171_: added get_phymem() and get_virtmem() functions returning system - memory information (total, used, free) and memory percent usage. - total_* avail_* and used_* memory functions are deprecated. -- 172_: disk usage statistics. -- 174_: mounted disk partitions. +- 125_: system per-cpu percentage utilization and times (`Process.cpu_times()`_, + `Process.cpu_percent()`_). +- 163_: per-process associated terminal / TTY (`Process.terminal()`_). +- 171_: added ``get_phymem()`` and ``get_virtmem()`` functions returning system + memory information (``total``, ``used``, ``free``) and memory percent usage. + ``total_*``, ``avail_*`` and ``used_*`` memory functions are deprecated. +- 172_: disk usage statistics (`disk_usage()`_). +- 174_: mounted disk partitions (`disk_partitions()`_). - 179_: setuptools is now used in setup.py **Bug fixes** -- 159_: SetSeDebug() does not close handles or unset impersonation on return. -- 164_: [Windows] wait function raises a TimeoutException when a process - returns -1 . -- 165_: process.status raises an unhandled exception. -- 166_: get_memory_info() leaks handles hogging system resources. -- 168_: psutil.cpu_percent() returns erroneous results when used in +- 159_, [Windows]: ``SetSeDebug()`` does not close handles or unset + impersonation on return. +- 164_, [Windows]: wait function raises a ``TimeoutException`` when a process + returns ``-1``. +- 165_: `Process.status()`_ raises an unhandled exception. +- 166_: `Process.memory_info()`_ leaks handles hogging system resources. +- 168_: `cpu_percent()`_ returns erroneous results when used in non-blocking mode. (patch by Philip Roberts) -- 178_: macOS - Process.get_threads() leaks memory -- 180_: [Windows] Process's get_num_threads() and get_threads() methods can - raise NoSuchProcess exception while process still exists. +- 178_, [macOS]: `Process.threads()`_ leaks memory. +- 180_, [Windows]: `Process.num_threads()`_ and `Process.threads()`_ methods + can raise `NoSuchProcess`_ exception while process still exists. 0.2.1 ===== @@ -2116,40 +2120,41 @@ DeprecationWarning. **Enhancements** -- 64_: per-process I/O counters. -- 116_: per-process wait() (wait for process to terminate and return its exit - code). -- 134_: per-process get_threads() returning information (id, user and kernel - times) about threads opened by process. -- 136_: process executable path on FreeBSD is now determined by asking the +- 64_: per-process I/O counters (`Process.io_counters()`_). +- 116_: per-process `Process.wait()`_ (wait for process to terminate and return + its exit code). +- 134_: per-process threads (`Process.threads()`_). +- 136_: `Process.exe()`_ path on FreeBSD is now determined by asking the kernel instead of guessing it from cmdline[0]. -- 137_: per-process real, effective and saved user and group ids. -- 140_: system boot time. -- 142_: per-process get and set niceness (priority). -- 143_: per-process status. -- 147_: per-process I/O nice (priority) - Linux only. -- 148_: psutil.Popen class which tidies up subprocess.Popen and psutil.Process - in a unique interface. -- 152_: [macOS] get_process_open_files() implementation has been rewritten - in C and no longer relies on lsof resulting in a 3x speedup. -- 153_: [macOS] get_process_connection() implementation has been rewritten - in C and no longer relies on lsof resulting in a 3x speedup. +- 137_: per-process real, effective and saved user and group ids + (`Process.gids()`_). +- 140_: system boot time (`boot_time()`_). +- 142_: per-process get and set niceness (priority) (`Process.nice()`_). +- 143_: per-process status (`Process.status()`_). +- 147_ [Linux]: per-process I/O niceness / priority (`Process.ionice()`_). +- 148_: `psutil.Popen`_ class which tidies up ``subprocess.Popen`` and `Process`_ + class in a single interface. +- 152_, [macOS]: `Process.open_files()`_ implementation has been rewritten + in C and no longer relies on ``lsof`` resulting in a 3x speedup. +- 153_, [macOS]: `Process.connections()`_ implementation has been rewritten + in C and no longer relies on ``lsof`` resulting in a 3x speedup. **Bug fixes** -- 83_: process cmdline is empty on macOS 64-bit. -- 130_: a race condition can cause IOError exception be raised on - Linux if process disappears between open() and subsequent read() calls. -- 145_: WindowsError was raised instead of psutil.AccessDenied when using - process resume() or suspend() on Windows. -- 146_: 'exe' property on Linux can raise TypeError if path contains NULL - bytes. -- 151_: exe and getcwd() for PID 0 on Linux return inconsistent data. +- 83_, [macOS]: `Process.cmdline()`_ is empty on macOS 64-bit. +- 130_, [Linux]: a race condition can cause ``IOError`` exception be raised on + if process disappears between ``open()`` and the subsequent ``read()`` call. +- 145_, [Windows], **[critical]**: ``WindowsError`` was raised instead of + `AccessDenied`_ when using `Process.resume()`_ or `Process.suspend()`_. +- 146_, [Linux]: `Process.exe()`_ property can raise ``TypeError`` if path + contains NULL bytes. +- 151_, [Linux]: `Process.exe()`_ and `Process.cwd()`_ for PID 0 return + inconsistent data. **API changes** -- Process "uid" and "gid" properties are deprecated in favor of "uids" and - "gids" properties. +- `Process`_ ``uid`` and ``gid`` properties are deprecated in favor of ``uids`` + and ``gids`` properties. 0.2.0 ===== @@ -2158,59 +2163,62 @@ DeprecationWarning. **Enhancements** -- 79_: per-process open files. +- 79_: per-process open files (`Process.open_files()`_). - 88_: total system physical cached memory. - 88_: total system physical memory buffers used by the kernel. -- 91_: per-process send_signal() and terminate() methods. -- 95_: NoSuchProcess and AccessDenied exception classes now provide "pid", - "name" and "msg" attributes. -- 97_: per-process children. -- 98_: Process.get_cpu_times() and Process.get_memory_info now return +- 91_: add `Process.send_signal()`_ and `Process.terminate()`_ methods. +- 95_: `NoSuchProcess`_ and `AccessDenied`_ exception classes now provide + ``pid``, ``name`` and ``msg`` attributes. +- 97_: per-process children (`Process.children()`_). +- 98_: `Process.cpu_times()`_ and `Process.memory_info()`_ now return a namedtuple instead of a tuple. -- 103_: per-process opened TCP and UDP connections. -- 107_: add support for Windows 64 bit. (patch by cjgohlke) -- 111_: per-process executable name. -- 113_: exception messages now include process name and pid. -- 114_: process username Windows implementation has been rewritten in pure - C and no longer uses WMI resulting in a big speedup. Also, pywin32 is no - longer required as a third-party dependancy. (patch by wj32) -- 117_: added support for Windows 2000. -- 123_: psutil.cpu_percent() and psutil.Process.cpu_percent() accept a - new 'interval' parameter. -- 129_: per-process number of threads. +- 103_: per-process opened TCP and UDP connections (`Process.connections()`_). +- 107_, [Windows]: add support for Windows 64 bit. (patch by cjgohlke) +- 111_: per-process executable name (`Process.exe()`_). +- 113_: exception messages now include `Process.name()`_ and `Process.pid`_. +- 114_, [Windows]: `Process.username()`_ has been rewritten in pure C and no + longer uses WMI resulting in a big speedup. Also, pywin32 is no longer + required as a third-party dependancy. (patch by wj32) +- 117_, [Windows]: added support for Windows 2000. +- 123_: `cpu_percent()`_ and `Process.cpu_percent()`_ accept a + new ``interval`` parameter. +- 129_: per-process threads (`Process.threads()`_). **Bug fixes** - 80_: fixed warnings when installing psutil with easy_install. -- 81_: psutil fails to compile with Visual Studio. -- 94_: suspend() raises OSError instead of AccessDenied. -- 86_: psutil didn't compile against FreeBSD 6.x. -- 102_: orphaned process handles obtained by using OpenProcess in C were - left behind every time Process class was instantiated. -- 111_: path and name Process properties report truncated or erroneous - values on UNIX. -- 120_: cpu_percent() always returning 100% on macOS. -- 112_: uid and gid properties don't change if process changes effective +- 81_, [Windows]: psutil fails to compile with Visual Studio. +- 94_: `Process.suspend()`_ raises ``OSError`` instead of `AccessDenied`_. +- 86_, [FreeBSD]: psutil didn't compile against FreeBSD 6.x. +- 102_, [Windows]: orphaned process handles obtained by using ``OpenProcess`` + in C were left behind every time `Process`_ class was instantiated. +- 111_, [POSIX]: ``path`` and ``name`` `Process`_ properties report truncated + or erroneous values on POSIX. +- 120_, [macOS]: `cpu_percent()`_ always returning 100%. +- 112_: ``uid`` and ``gid`` properties don't change if process changes effective user/group id at some point. -- 126_: ppid, uid, gid, name, exe, cmdline and create_time properties are - no longer cached and correctly raise NoSuchProcess exception if the process - disappears. +- 126_: `Process.ppid()`_, `Process.uids()`_, `Process.gids()`_, `Process.name()`_, + `Process.exe()`_, `Process.cmdline()`_ and `Process.create_time()`_ + properties are no longer cached and correctly raise `NoSuchProcess`_ exception + if the process disappears. **API changes** -- psutil.Process.path property is deprecated and works as an alias for "exe" - property. -- psutil.Process.kill(): signal argument was removed - to send a signal to the - process use send_signal(signal) method instead. -- psutil.Process.get_memory_info() returns a nametuple instead of a tuple. -- psutil.cpu_times() returns a nametuple instead of a tuple. -- New psutil.Process methods: get_open_files(), get_connections(), - send_signal() and terminate(). -- ppid, uid, gid, name, exe, cmdline and create_time properties are no longer - cached and raise NoSuchProcess exception if process disappears. -- psutil.cpu_percent() no longer returns immediately (see issue 123). -- psutil.Process.get_cpu_percent() and psutil.cpu_percent() no longer returns - immediately by default (see issue 123). +- ``psutil.Process.path`` property is deprecated and works as an alias for + ``psutil.Process.exe`` property. +- `Process.kill()`_: signal argument was removed - to send a signal to the + process use `Process.send_signal()`_ method instead. +- `Process.memory_info()`_ returns a nametuple instead of a tuple. +- `cpu_times()`_ returns a nametuple instead of a tuple. +- New `Process`_ methods: `Process.open_files()`_, `Process.connections()`_, + `Process.send_signal()`_ and `Process.terminate()`_. +- `Process.ppid()`_, `Process.uids()`_, `Process.gids()`_, `Process.name()`_, + `Process.exe()`_, `Process.cmdline()`_ and `Process.create_time()`_ + properties are no longer cached and raise `NoSuchProcess`_ exception if process + disappears. +- `cpu_percent()`_ no longer returns immediately (see issue 123). +- `Process.cpu_percent()`_ and `cpu_percent()`_ no longer returns immediately + by default (see issue 123_). 0.1.3 ===== @@ -2219,28 +2227,29 @@ DeprecationWarning. **Enhancements** -- 14_: per-process username -- 51_: per-process current working directory (Windows and Linux only) -- 59_: Process.is_running() is now 10 times faster -- 61_: added supoprt for FreeBSD 64 bit -- 71_: implemented suspend/resume process -- 75_: python 3 support +- 14_: `Process.username()`_. +- 51_, [Linux], [Windows]: per-process current working directory (`Process.cwd()`_). +- 59_: `Process.is_running()`_ is now 10 times faster. +- 61_, [FreeBSD]: added supoprt for FreeBSD 64 bit. +- 71_: per-process suspend and resume (`Process.suspend()`_ and `Process.resume()`_). +- 75_: Python 3 support. **Bug fixes** -- 36_: process cpu_times() and memory_info() functions succeeded also for dead - processes while a NoSuchProcess exception is supposed to be raised. -- 48_: incorrect size for mib array defined in getcmdargs for BSD -- 49_: possible memory leak due to missing free() on error condition on -- 50_: fixed getcmdargs() memory fragmentation on BSD -- 55_: test_pid_4 was failing on Windows Vista +- 36_: `Process.cpu_times()`_ and `Process.memory_info()`_ functions succeeded. + also for dead processes while a `NoSuchProcess`_ exception is supposed to be raised. +- 48_, [FreeBSD]: incorrect size for MIB array defined in ``getcmdargs``. +- 49_, [FreeBSD]: possible memory leak due to missing ``free()`` on error + condition in ``getcmdpath()``. +- 50_, [BSD]: fixed ``getcmdargs()`` memory fragmentation. +- 55_, [Windows]: ``test_pid_4`` was failing on Windows Vista. - 57_: some unit tests were failing on systems where no swap memory is - available -- 58_: is_running() is now called before kill() to make sure we are going - to kill the correct process. -- 73_: virtual memory size reported on macOS includes shared library size -- 77_: NoSuchProcess wasn't raised on Process.create_time if kill() was - used first. + available. +- 58_: `Process.is_running()`_ is now called before `Process.kill()`_ to make + sure we are going to kill the correct process. +- 73_, [macOS]: virtual memory size reported on includes shared library size. +- 77_: `NoSuchProcess`_ wasn't raised on `Process.create_time()`_ if `Process.kill()`_ + was used first. 0.1.2 ===== @@ -2249,21 +2258,21 @@ DeprecationWarning. **Enhancements** -- 32_: Per-process CPU user/kernel times -- 33_: Process create time -- 34_: Per-process CPU utilization percentage -- 38_: Per-process memory usage (bytes) -- 41_: Per-process memory utilization (percent) -- 39_: System uptime -- 43_: Total system virtual memory -- 46_: Total system physical memory -- 44_: Total system used/free virtual and physical memory +- 32_: Per-process CPU user/kernel times (`Process.cpu_times()`_). +- 33_: Per-process create time (`Process.create_time()`_). +- 34_: Per-process CPU utilization percentage (`Process.cpu_percent()`_). +- 38_: Per-process memory usage (bytes) (`Process.memory_info()`_). +- 41_: Per-process memory percent (`Process.memory_percent()`_). +- 39_: System uptime (`boot_time()`_). +- 43_: Total system virtual memory. +- 46_: Total system physical memory. +- 44_: Total system used/free virtual and physical memory. **Bug fixes** -- 36_: [Windows] NoSuchProcess not raised when accessing timing methods. -- 40_: test_get_cpu_times() failing on FreeBSD and macOS. -- 42_: [Windows] get_memory_percent() raises AccessDenied. +- 36_, [Windows]: `NoSuchProcess`_ not raised when accessing timing methods. +- 40_, [FreeBSD], [macOS]: fix ``test_get_cpu_times`` failures. +- 42_, [Windows]: `Process.memory_percent()`_ raises `AccessDenied`_. 0.1.1 ===== @@ -2272,33 +2281,141 @@ DeprecationWarning. **Enhancements** -- 4_: FreeBSD support for all functions of psutil -- 9_: Process.uid and Process.gid now retrieve process UID and GID. -- 11_: Support for parent/ppid - Process.parent property returns a - Process object representing the parent process, and Process.ppid returns - the parent PID. -- 12_ & 15: - NoSuchProcess exception now raised when creating an object +- 4_, [FreeBSD]: support for all functions of psutil. +- 9_, [macOS], [Windows]: add ``Process.uid`` and ``Process.gid``, returning + process UID and GID. +- 11_: per-process parent object: `Process.parent()`_ property returns a + `Process`_ object representing the parent process, and `Process.ppid()`_ + returns the parent PID. +- 12_, 15_: + `NoSuchProcess`_ exception now raised when creating an object for a nonexistent process, or when retrieving information about a process that has gone away. -- 21_: AccessDenied exception created for raising access denied errors - from OSError or WindowsError on individual platforms. -- 26_: psutil.process_iter() function to iterate over processes as - Process objects with a generator. -- Process objects can now also be compared with == operator for equality +- 21_, [Windows]: `AccessDenied`_ exception created for raising access denied + errors from ``OSError`` or ``WindowsError`` on individual platforms. +- 26_: `process_iter()`_ function to iterate over processes as + `Process`_ objects with a generator. +- `Process`_ objects can now also be compared with == operator for equality (PID, name, command line are compared). **Bug fixes** -- 16_: [Windows] Special case for "System Idle Process" (PID 0) which +- 16_, [Windows]: Special case for "System Idle Process" (PID 0) which otherwise would return an "invalid parameter" exception. -- 17_: get_process_list() ignores NoSuchProcess and AccessDenied +- 17_: get_process_list() ignores `NoSuchProcess`_ and `AccessDenied`_ exceptions during building of the list. -- 22_: [Windows] Process(0).kill() was failing with an unset exception. -- 23_: Special case for pid_exists(0) -- 24_: [Windows] Process(0).kill() now raises AccessDenied exception instead - of WindowsError. -- 30_: psutil.get_pid_list() was returning two ins +- 22_, [Windows]: `Process.kill()`_ for PID 0 was failing with an unset exception. +- 23_, [Linux], [macOS]: create special case for `pid_exists()`_ with PID 0. +- 24_, [Windows], **[critical]**: `Process.kill()`_ for PID 0 now raises + `AccessDenied`_ exception instead of ``WindowsError``. +- 30_: psutil.get_pid_list() was returning two 0 PIDs. + + +.. _`PROCFS_PATH`: https://psutil.readthedocs.io/en/latest/#psutil.PROCFS_PATH + +.. _`boot_time()`: https://psutil.readthedocs.io/en/latest/#psutil.boot_time +.. _`cpu_count()`: https://psutil.readthedocs.io/en/latest/#psutil.cpu_count +.. _`cpu_freq()`: https://psutil.readthedocs.io/en/latest/#psutil.cpu_freq +.. _`cpu_percent()`: https://psutil.readthedocs.io/en/latest/#psutil.cpu_percent +.. _`cpu_stats()`: https://psutil.readthedocs.io/en/latest/#psutil.cpu_stats +.. _`cpu_times()`: https://psutil.readthedocs.io/en/latest/#psutil.cpu_times +.. _`cpu_times_percent()`: https://psutil.readthedocs.io/en/latest/#psutil.cpu_times_percent +.. _`disk_io_counters()`: https://psutil.readthedocs.io/en/latest/#psutil.disk_io_counters +.. _`disk_partitions()`: https://psutil.readthedocs.io/en/latest/#psutil.disk_partitions +.. _`disk_usage()`: https://psutil.readthedocs.io/en/latest/#psutil.disk_usage +.. _`getloadavg()`: https://psutil.readthedocs.io/en/latest/#psutil.getloadavg +.. _`net_connections()`: https://psutil.readthedocs.io/en/latest/#psutil.net_connections +.. _`net_if_addrs()`: https://psutil.readthedocs.io/en/latest/#psutil.net_if_addrs +.. _`net_if_stats()`: https://psutil.readthedocs.io/en/latest/#psutil.net_if_stats +.. _`net_io_counters()`: https://psutil.readthedocs.io/en/latest/#psutil.net_io_counters +.. _`pid_exists()`: https://psutil.readthedocs.io/en/latest/#psutil.pid_exists +.. _`pids()`: https://psutil.readthedocs.io/en/latest/#psutil.pids +.. _`process_iter()`: https://psutil.readthedocs.io/en/latest/#psutil.process_iter +.. _`sensors_battery()`: https://psutil.readthedocs.io/en/latest/#psutil.sensors_battery +.. _`sensors_fans()`: https://psutil.readthedocs.io/en/latest/#psutil.sensors_fans +.. _`sensors_temperatures()`: https://psutil.readthedocs.io/en/latest/#psutil.sensors_temperatures +.. _`swap_memory()`: https://psutil.readthedocs.io/en/latest/#psutil.swap_memory +.. _`users()`: https://psutil.readthedocs.io/en/latest/#psutil.users +.. _`virtual_memory()`: https://psutil.readthedocs.io/en/latest/#psutil.virtual_memory +.. _`wait_procs()`: https://psutil.readthedocs.io/en/latest/#psutil.wait_procs +.. _`win_service_get()`: https://psutil.readthedocs.io/en/latest/#psutil.win_service_get +.. _`win_service_iter()`: https://psutil.readthedocs.io/en/latest/#psutil.win_service_iter + + +.. _`Process`: https://psutil.readthedocs.io/en/latest/#psutil.Process +.. _`psutil.Popen`: https://psutil.readthedocs.io/en/latest/#psutil.Popen +.. _`psutil.Process`: https://psutil.readthedocs.io/en/latest/#psutil.Process + + +.. _`AccessDenied`: https://psutil.readthedocs.io/en/latest/#psutil.AccessDenied +.. _`NoSuchProcess`: https://psutil.readthedocs.io/en/latest/#psutil.NoSuchProcess +.. _`TimeoutExpired`: https://psutil.readthedocs.io/en/latest/#psutil.TimeoutExpired +.. _`ZombieProcess`: https://psutil.readthedocs.io/en/latest/#psutil.ZombieProcess + + +.. _`Process.as_dict()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.as_dict +.. _`Process.children()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.children +.. _`Process.cmdline()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.connections +.. _`Process.connections()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.connections +.. _`Process.cpu_affinity()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.cpu_affinity +.. _`Process.cpu_num()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.cpu_num +.. _`Process.cpu_percent()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.cpu_percent +.. _`Process.cpu_times()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.cpu_times +.. _`Process.create_time()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.create_time +.. _`Process.cwd()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.cwd +.. _`Process.environ()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.environ +.. _`Process.exe()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.exe +.. _`Process.gids()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.gids +.. _`Process.io_counters()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.io_counters +.. _`Process.ionice()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.ionice +.. _`Process.is_running()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.is_running +.. _`Process.kill()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.kill +.. _`Process.memory_full_info()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.memory_full_info +.. _`Process.memory_info()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.memory_info +.. _`Process.memory_info_ex()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.memory_info_ex +.. _`Process.memory_maps()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.memory_maps +.. _`Process.memory_percent()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.memory_percent +.. _`Process.name()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.name +.. _`Process.nice()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.nice +.. _`Process.num_ctx_switches()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.num_ctx_switches +.. _`Process.num_fds()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.num_fds +.. _`Process.num_handles()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.num_handles +.. _`Process.num_threads()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.num_threads +.. _`Process.oneshot()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.oneshot +.. _`Process.open_files()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.open_files +.. _`Process.parent()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.parent +.. _`Process.parents()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.parents +.. _`Process.pid`: https://psutil.readthedocs.io/en/latest/#psutil.Process.pid +.. _`Process.ppid()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.ppid +.. _`Process.resume()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.resume +.. _`Process.rlimit()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.rlimit +.. _`Process.send_signal()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.send_signal +.. _`Process.status()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.status +.. _`Process.suspend()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.suspend +.. _`Process.terminal()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.terminal +.. _`Process.terminate()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.terminate +.. _`Process.threads()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.threads +.. _`Process.uids()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.uids +.. _`Process.username()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.username +.. _`Process.wait()`: https://psutil.readthedocs.io/en/latest/#psutil.Process.wait + + +.. _`cpu_distribution.py`: https://github.com/giampaolo/psutil/blob/master/scripts/cpu_distribution.py +.. _`disk_usage.py`: https://github.com/giampaolo/psutil/blob/master/scripts/disk_usage.py +.. _`free.py`: https://github.com/giampaolo/psutil/blob/master/scripts/free.py +.. _`ifconfig.py`: https://github.com/giampaolo/psutil/blob/master/scripts/ifconfig.py +.. _`iotop.py`: https://github.com/giampaolo/psutil/blob/master/scripts/iotop.py +.. _`meminfo.py`: https://github.com/giampaolo/psutil/blob/master/scripts/meminfo.py +.. _`netstat.py`: https://github.com/giampaolo/psutil/blob/master/scripts/netstat.py +.. _`nettop.py`: https://github.com/giampaolo/psutil/blob/master/scripts/nettop.py +.. _`pidof.py`: https://github.com/giampaolo/psutil/blob/master/scripts/pidof.py +.. _`pmap.py`: https://github.com/giampaolo/psutil/blob/master/scripts/pmap.py +.. _`procinfo.py`: https://github.com/giampaolo/psutil/blob/master/scripts/procinfo.py +.. _`procsmem.py`: https://github.com/giampaolo/psutil/blob/master/scripts/procsmem.py +.. _`ps.py`: https://github.com/giampaolo/psutil/blob/master/scripts/ps.py +.. _`pstree.py`: https://github.com/giampaolo/psutil/blob/master/scripts/pstree.py +.. _`top.py`: https://github.com/giampaolo/psutil/blob/master/scripts/top.py + .. _1: https://github.com/giampaolo/psutil/issues/1 .. _2: https://github.com/giampaolo/psutil/issues/2 @@ -4300,3 +4417,1003 @@ DeprecationWarning. .. _1998: https://github.com/giampaolo/psutil/issues/1998 .. _1999: https://github.com/giampaolo/psutil/issues/1999 .. _2000: https://github.com/giampaolo/psutil/issues/2000 +.. _2001: https://github.com/giampaolo/psutil/issues/2001 +.. _2002: https://github.com/giampaolo/psutil/issues/2002 +.. _2003: https://github.com/giampaolo/psutil/issues/2003 +.. _2004: https://github.com/giampaolo/psutil/issues/2004 +.. _2005: https://github.com/giampaolo/psutil/issues/2005 +.. _2006: https://github.com/giampaolo/psutil/issues/2006 +.. _2007: https://github.com/giampaolo/psutil/issues/2007 +.. _2008: https://github.com/giampaolo/psutil/issues/2008 +.. _2009: https://github.com/giampaolo/psutil/issues/2009 +.. _2010: https://github.com/giampaolo/psutil/issues/2010 +.. _2011: https://github.com/giampaolo/psutil/issues/2011 +.. _2012: https://github.com/giampaolo/psutil/issues/2012 +.. _2013: https://github.com/giampaolo/psutil/issues/2013 +.. _2014: https://github.com/giampaolo/psutil/issues/2014 +.. _2015: https://github.com/giampaolo/psutil/issues/2015 +.. _2016: https://github.com/giampaolo/psutil/issues/2016 +.. _2017: https://github.com/giampaolo/psutil/issues/2017 +.. _2018: https://github.com/giampaolo/psutil/issues/2018 +.. _2019: https://github.com/giampaolo/psutil/issues/2019 +.. _2020: https://github.com/giampaolo/psutil/issues/2020 +.. _2021: https://github.com/giampaolo/psutil/issues/2021 +.. _2022: https://github.com/giampaolo/psutil/issues/2022 +.. _2023: https://github.com/giampaolo/psutil/issues/2023 +.. _2024: https://github.com/giampaolo/psutil/issues/2024 +.. _2025: https://github.com/giampaolo/psutil/issues/2025 +.. _2026: https://github.com/giampaolo/psutil/issues/2026 +.. _2027: https://github.com/giampaolo/psutil/issues/2027 +.. _2028: https://github.com/giampaolo/psutil/issues/2028 +.. _2029: https://github.com/giampaolo/psutil/issues/2029 +.. _2030: https://github.com/giampaolo/psutil/issues/2030 +.. _2031: https://github.com/giampaolo/psutil/issues/2031 +.. _2032: https://github.com/giampaolo/psutil/issues/2032 +.. _2033: https://github.com/giampaolo/psutil/issues/2033 +.. _2034: https://github.com/giampaolo/psutil/issues/2034 +.. _2035: https://github.com/giampaolo/psutil/issues/2035 +.. _2036: https://github.com/giampaolo/psutil/issues/2036 +.. _2037: https://github.com/giampaolo/psutil/issues/2037 +.. _2038: https://github.com/giampaolo/psutil/issues/2038 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+.. _2089: https://github.com/giampaolo/psutil/issues/2089 +.. _2090: https://github.com/giampaolo/psutil/issues/2090 +.. _2091: https://github.com/giampaolo/psutil/issues/2091 +.. _2092: https://github.com/giampaolo/psutil/issues/2092 +.. _2093: https://github.com/giampaolo/psutil/issues/2093 +.. _2094: https://github.com/giampaolo/psutil/issues/2094 +.. _2095: https://github.com/giampaolo/psutil/issues/2095 +.. _2096: https://github.com/giampaolo/psutil/issues/2096 +.. _2097: https://github.com/giampaolo/psutil/issues/2097 +.. _2098: https://github.com/giampaolo/psutil/issues/2098 +.. _2099: https://github.com/giampaolo/psutil/issues/2099 +.. _2100: https://github.com/giampaolo/psutil/issues/2100 +.. _2101: https://github.com/giampaolo/psutil/issues/2101 +.. _2102: https://github.com/giampaolo/psutil/issues/2102 +.. _2103: https://github.com/giampaolo/psutil/issues/2103 +.. _2104: https://github.com/giampaolo/psutil/issues/2104 +.. _2105: 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https://github.com/giampaolo/psutil/issues/2805 +.. _2806: https://github.com/giampaolo/psutil/issues/2806 +.. _2807: https://github.com/giampaolo/psutil/issues/2807 +.. _2808: https://github.com/giampaolo/psutil/issues/2808 +.. _2809: https://github.com/giampaolo/psutil/issues/2809 +.. _2810: https://github.com/giampaolo/psutil/issues/2810 +.. _2811: https://github.com/giampaolo/psutil/issues/2811 +.. _2812: https://github.com/giampaolo/psutil/issues/2812 +.. _2813: https://github.com/giampaolo/psutil/issues/2813 +.. _2814: https://github.com/giampaolo/psutil/issues/2814 +.. _2815: https://github.com/giampaolo/psutil/issues/2815 +.. _2816: https://github.com/giampaolo/psutil/issues/2816 +.. _2817: https://github.com/giampaolo/psutil/issues/2817 +.. _2818: https://github.com/giampaolo/psutil/issues/2818 +.. _2819: https://github.com/giampaolo/psutil/issues/2819 +.. _2820: https://github.com/giampaolo/psutil/issues/2820 +.. _2821: https://github.com/giampaolo/psutil/issues/2821 +.. _2822: https://github.com/giampaolo/psutil/issues/2822 +.. _2823: https://github.com/giampaolo/psutil/issues/2823 +.. _2824: https://github.com/giampaolo/psutil/issues/2824 +.. _2825: https://github.com/giampaolo/psutil/issues/2825 +.. _2826: https://github.com/giampaolo/psutil/issues/2826 +.. _2827: https://github.com/giampaolo/psutil/issues/2827 +.. _2828: https://github.com/giampaolo/psutil/issues/2828 +.. _2829: https://github.com/giampaolo/psutil/issues/2829 +.. _2830: https://github.com/giampaolo/psutil/issues/2830 +.. _2831: https://github.com/giampaolo/psutil/issues/2831 +.. _2832: https://github.com/giampaolo/psutil/issues/2832 +.. _2833: https://github.com/giampaolo/psutil/issues/2833 +.. _2834: https://github.com/giampaolo/psutil/issues/2834 +.. _2835: https://github.com/giampaolo/psutil/issues/2835 +.. _2836: https://github.com/giampaolo/psutil/issues/2836 +.. _2837: https://github.com/giampaolo/psutil/issues/2837 +.. _2838: https://github.com/giampaolo/psutil/issues/2838 +.. _2839: https://github.com/giampaolo/psutil/issues/2839 +.. _2840: https://github.com/giampaolo/psutil/issues/2840 +.. _2841: https://github.com/giampaolo/psutil/issues/2841 +.. _2842: https://github.com/giampaolo/psutil/issues/2842 +.. _2843: https://github.com/giampaolo/psutil/issues/2843 +.. _2844: https://github.com/giampaolo/psutil/issues/2844 +.. _2845: https://github.com/giampaolo/psutil/issues/2845 +.. _2846: https://github.com/giampaolo/psutil/issues/2846 +.. _2847: https://github.com/giampaolo/psutil/issues/2847 +.. _2848: https://github.com/giampaolo/psutil/issues/2848 +.. _2849: https://github.com/giampaolo/psutil/issues/2849 +.. _2850: https://github.com/giampaolo/psutil/issues/2850 +.. _2851: https://github.com/giampaolo/psutil/issues/2851 +.. _2852: https://github.com/giampaolo/psutil/issues/2852 +.. _2853: https://github.com/giampaolo/psutil/issues/2853 +.. _2854: https://github.com/giampaolo/psutil/issues/2854 +.. _2855: https://github.com/giampaolo/psutil/issues/2855 +.. _2856: https://github.com/giampaolo/psutil/issues/2856 +.. _2857: https://github.com/giampaolo/psutil/issues/2857 +.. _2858: https://github.com/giampaolo/psutil/issues/2858 +.. _2859: https://github.com/giampaolo/psutil/issues/2859 +.. _2860: https://github.com/giampaolo/psutil/issues/2860 +.. _2861: https://github.com/giampaolo/psutil/issues/2861 +.. _2862: https://github.com/giampaolo/psutil/issues/2862 +.. _2863: https://github.com/giampaolo/psutil/issues/2863 +.. _2864: https://github.com/giampaolo/psutil/issues/2864 +.. _2865: https://github.com/giampaolo/psutil/issues/2865 +.. _2866: https://github.com/giampaolo/psutil/issues/2866 +.. _2867: https://github.com/giampaolo/psutil/issues/2867 +.. _2868: https://github.com/giampaolo/psutil/issues/2868 +.. _2869: https://github.com/giampaolo/psutil/issues/2869 +.. _2870: https://github.com/giampaolo/psutil/issues/2870 +.. _2871: https://github.com/giampaolo/psutil/issues/2871 +.. _2872: https://github.com/giampaolo/psutil/issues/2872 +.. _2873: https://github.com/giampaolo/psutil/issues/2873 +.. _2874: https://github.com/giampaolo/psutil/issues/2874 +.. _2875: https://github.com/giampaolo/psutil/issues/2875 +.. _2876: https://github.com/giampaolo/psutil/issues/2876 +.. _2877: https://github.com/giampaolo/psutil/issues/2877 +.. _2878: https://github.com/giampaolo/psutil/issues/2878 +.. _2879: https://github.com/giampaolo/psutil/issues/2879 +.. _2880: https://github.com/giampaolo/psutil/issues/2880 +.. _2881: https://github.com/giampaolo/psutil/issues/2881 +.. _2882: https://github.com/giampaolo/psutil/issues/2882 +.. _2883: https://github.com/giampaolo/psutil/issues/2883 +.. _2884: https://github.com/giampaolo/psutil/issues/2884 +.. _2885: https://github.com/giampaolo/psutil/issues/2885 +.. _2886: https://github.com/giampaolo/psutil/issues/2886 +.. _2887: https://github.com/giampaolo/psutil/issues/2887 +.. _2888: https://github.com/giampaolo/psutil/issues/2888 +.. _2889: https://github.com/giampaolo/psutil/issues/2889 +.. _2890: https://github.com/giampaolo/psutil/issues/2890 +.. _2891: https://github.com/giampaolo/psutil/issues/2891 +.. _2892: https://github.com/giampaolo/psutil/issues/2892 +.. _2893: https://github.com/giampaolo/psutil/issues/2893 +.. _2894: https://github.com/giampaolo/psutil/issues/2894 +.. _2895: https://github.com/giampaolo/psutil/issues/2895 +.. _2896: https://github.com/giampaolo/psutil/issues/2896 +.. _2897: https://github.com/giampaolo/psutil/issues/2897 +.. _2898: https://github.com/giampaolo/psutil/issues/2898 +.. _2899: https://github.com/giampaolo/psutil/issues/2899 +.. _2900: https://github.com/giampaolo/psutil/issues/2900 +.. _2901: https://github.com/giampaolo/psutil/issues/2901 +.. _2902: https://github.com/giampaolo/psutil/issues/2902 +.. _2903: https://github.com/giampaolo/psutil/issues/2903 +.. _2904: https://github.com/giampaolo/psutil/issues/2904 +.. _2905: https://github.com/giampaolo/psutil/issues/2905 +.. _2906: https://github.com/giampaolo/psutil/issues/2906 +.. _2907: https://github.com/giampaolo/psutil/issues/2907 +.. _2908: https://github.com/giampaolo/psutil/issues/2908 +.. _2909: https://github.com/giampaolo/psutil/issues/2909 +.. _2910: https://github.com/giampaolo/psutil/issues/2910 +.. _2911: https://github.com/giampaolo/psutil/issues/2911 +.. _2912: https://github.com/giampaolo/psutil/issues/2912 +.. _2913: https://github.com/giampaolo/psutil/issues/2913 +.. _2914: https://github.com/giampaolo/psutil/issues/2914 +.. _2915: https://github.com/giampaolo/psutil/issues/2915 +.. _2916: https://github.com/giampaolo/psutil/issues/2916 +.. _2917: https://github.com/giampaolo/psutil/issues/2917 +.. _2918: https://github.com/giampaolo/psutil/issues/2918 +.. _2919: https://github.com/giampaolo/psutil/issues/2919 +.. _2920: https://github.com/giampaolo/psutil/issues/2920 +.. _2921: https://github.com/giampaolo/psutil/issues/2921 +.. _2922: https://github.com/giampaolo/psutil/issues/2922 +.. _2923: https://github.com/giampaolo/psutil/issues/2923 +.. _2924: https://github.com/giampaolo/psutil/issues/2924 +.. _2925: https://github.com/giampaolo/psutil/issues/2925 +.. _2926: https://github.com/giampaolo/psutil/issues/2926 +.. _2927: https://github.com/giampaolo/psutil/issues/2927 +.. _2928: https://github.com/giampaolo/psutil/issues/2928 +.. _2929: https://github.com/giampaolo/psutil/issues/2929 +.. _2930: https://github.com/giampaolo/psutil/issues/2930 +.. _2931: https://github.com/giampaolo/psutil/issues/2931 +.. _2932: https://github.com/giampaolo/psutil/issues/2932 +.. _2933: https://github.com/giampaolo/psutil/issues/2933 +.. _2934: https://github.com/giampaolo/psutil/issues/2934 +.. _2935: https://github.com/giampaolo/psutil/issues/2935 +.. _2936: https://github.com/giampaolo/psutil/issues/2936 +.. _2937: https://github.com/giampaolo/psutil/issues/2937 +.. _2938: https://github.com/giampaolo/psutil/issues/2938 +.. _2939: https://github.com/giampaolo/psutil/issues/2939 +.. _2940: https://github.com/giampaolo/psutil/issues/2940 +.. _2941: https://github.com/giampaolo/psutil/issues/2941 +.. _2942: https://github.com/giampaolo/psutil/issues/2942 +.. _2943: https://github.com/giampaolo/psutil/issues/2943 +.. _2944: https://github.com/giampaolo/psutil/issues/2944 +.. _2945: https://github.com/giampaolo/psutil/issues/2945 +.. _2946: https://github.com/giampaolo/psutil/issues/2946 +.. _2947: https://github.com/giampaolo/psutil/issues/2947 +.. _2948: https://github.com/giampaolo/psutil/issues/2948 +.. _2949: https://github.com/giampaolo/psutil/issues/2949 +.. _2950: https://github.com/giampaolo/psutil/issues/2950 +.. _2951: https://github.com/giampaolo/psutil/issues/2951 +.. _2952: https://github.com/giampaolo/psutil/issues/2952 +.. _2953: https://github.com/giampaolo/psutil/issues/2953 +.. _2954: https://github.com/giampaolo/psutil/issues/2954 +.. _2955: https://github.com/giampaolo/psutil/issues/2955 +.. _2956: https://github.com/giampaolo/psutil/issues/2956 +.. _2957: https://github.com/giampaolo/psutil/issues/2957 +.. _2958: https://github.com/giampaolo/psutil/issues/2958 +.. _2959: https://github.com/giampaolo/psutil/issues/2959 +.. _2960: https://github.com/giampaolo/psutil/issues/2960 +.. _2961: https://github.com/giampaolo/psutil/issues/2961 +.. _2962: https://github.com/giampaolo/psutil/issues/2962 +.. _2963: https://github.com/giampaolo/psutil/issues/2963 +.. _2964: https://github.com/giampaolo/psutil/issues/2964 +.. _2965: https://github.com/giampaolo/psutil/issues/2965 +.. _2966: https://github.com/giampaolo/psutil/issues/2966 +.. _2967: https://github.com/giampaolo/psutil/issues/2967 +.. _2968: https://github.com/giampaolo/psutil/issues/2968 +.. _2969: https://github.com/giampaolo/psutil/issues/2969 +.. _2970: https://github.com/giampaolo/psutil/issues/2970 +.. _2971: https://github.com/giampaolo/psutil/issues/2971 +.. _2972: https://github.com/giampaolo/psutil/issues/2972 +.. _2973: https://github.com/giampaolo/psutil/issues/2973 +.. _2974: https://github.com/giampaolo/psutil/issues/2974 +.. _2975: https://github.com/giampaolo/psutil/issues/2975 +.. _2976: https://github.com/giampaolo/psutil/issues/2976 +.. _2977: https://github.com/giampaolo/psutil/issues/2977 +.. _2978: https://github.com/giampaolo/psutil/issues/2978 +.. _2979: https://github.com/giampaolo/psutil/issues/2979 +.. _2980: https://github.com/giampaolo/psutil/issues/2980 +.. _2981: https://github.com/giampaolo/psutil/issues/2981 +.. _2982: https://github.com/giampaolo/psutil/issues/2982 +.. _2983: https://github.com/giampaolo/psutil/issues/2983 +.. _2984: https://github.com/giampaolo/psutil/issues/2984 +.. _2985: https://github.com/giampaolo/psutil/issues/2985 +.. _2986: https://github.com/giampaolo/psutil/issues/2986 +.. _2987: https://github.com/giampaolo/psutil/issues/2987 +.. _2988: https://github.com/giampaolo/psutil/issues/2988 +.. _2989: https://github.com/giampaolo/psutil/issues/2989 +.. _2990: https://github.com/giampaolo/psutil/issues/2990 +.. _2991: https://github.com/giampaolo/psutil/issues/2991 +.. _2992: https://github.com/giampaolo/psutil/issues/2992 +.. _2993: https://github.com/giampaolo/psutil/issues/2993 +.. _2994: https://github.com/giampaolo/psutil/issues/2994 +.. _2995: https://github.com/giampaolo/psutil/issues/2995 +.. _2996: https://github.com/giampaolo/psutil/issues/2996 +.. _2997: https://github.com/giampaolo/psutil/issues/2997 +.. _2998: https://github.com/giampaolo/psutil/issues/2998 +.. _2999: https://github.com/giampaolo/psutil/issues/2999 +.. _3000: https://github.com/giampaolo/psutil/issues/3000 diff --git a/psutil/arch/osx/process_info.c b/psutil/arch/osx/process_info.c index 6ab42750..3a446a62 100644 --- a/psutil/arch/osx/process_info.c +++ b/psutil/arch/osx/process_info.c @@ -279,8 +279,11 @@ psutil_get_environ(pid_t pid) { arg_ptr = procargs + sizeof(nargs); arg_ptr = memchr(arg_ptr, '\0', arg_end - arg_ptr); - if (arg_ptr == NULL || arg_ptr == arg_end) + if (arg_ptr == NULL || arg_ptr == arg_end) { + psutil_debug( + "(arg_ptr == NULL || arg_ptr == arg_end); set environ to empty"); goto empty; + } // skip ahead to the first argument for (; arg_ptr < arg_end; arg_ptr++) { diff --git a/psutil/tests/test_process.py b/psutil/tests/test_process.py index 08f16647..c9059e33 100755 --- a/psutil/tests/test_process.py +++ b/psutil/tests/test_process.py @@ -1413,11 +1413,13 @@ class TestProcess(PsutilTestCase): code = textwrap.dedent(""" #include <unistd.h> #include <fcntl.h> + char * const argv[] = {"cat", 0}; char * const envp[] = {"A=1", "X", "C=3", 0}; + int main(void) { - /* Close stderr on exec so parent can wait for the execve to - * finish. */ + // Close stderr on exec so parent can wait for the + // execve to finish. if (fcntl(2, F_SETFD, FD_CLOEXEC) != 0) return 0; return execve("/bin/cat", argv, envp); |