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Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 14 |
1 files changed, 14 insertions, 0 deletions
@@ -199,6 +199,20 @@ difference internally), we simply check out a new tree into /gnomeos-b90ae4763 for example, then swap the symbolic link, then remove the old tree. +But does this mean you have to "reboot" for OS upgrades? Very likely, +yes - and this is no different from RPM/deb or whatever. They just +typically lie to you about it =) But read on. + +Let's consider a security update to a shared library. We can download +the update to the repository, build a new tree and atomically swap it +as above, but what if a process has the old shared library in use? + +Here's where we will probably need to inspect which processes are +using the library - if any are, then we need to trigger either a +logout/login if it's just the desktop shell and/or apps, or a +"fastboot" if not. A fastboot is dropping to "init 1" effectively, +then going back to "init 5". + Configuration Management ------------------------ |