diff options
Diffstat (limited to 'buildscripts/resmokelib/hang_analyzer/hang_analyzer.py')
| -rwxr-xr-x | buildscripts/resmokelib/hang_analyzer/hang_analyzer.py | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/buildscripts/resmokelib/hang_analyzer/hang_analyzer.py b/buildscripts/resmokelib/hang_analyzer/hang_analyzer.py index 7e53c11679e..9034394e9bf 100755 --- a/buildscripts/resmokelib/hang_analyzer/hang_analyzer.py +++ b/buildscripts/resmokelib/hang_analyzer/hang_analyzer.py @@ -71,15 +71,21 @@ class HangAnalyzer(Subcommand): processes = process_list.get_processes(self.process_ids, self.interesting_processes, self.options.process_match, self.root_logger) + def is_python_process(pname: str): + # "live-record*" and "python*" are Python processes. Sending SIGUSR1 causes resmoke.py + # to dump its stack and run the hang analyzer on its child processes. + # Sending SIGUSR1 causes live-record to save its recording and terminate. + return pname.startswith("python") or pname.startswith("live-record") + # Suspending all processes, except python, to prevent them from getting unstuck when # the hang analyzer attaches to them. - for pinfo in [pinfo for pinfo in processes if not pinfo.name.startswith("python")]: + for pinfo in [pinfo for pinfo in processes if not is_python_process(pinfo.name)]: for pid in pinfo.pidv: process.pause_process(self.root_logger, pinfo.name, pid) # Dump python processes by signalling them. The resmoke.py process will generate # the report.json, when signalled, so we do this before attaching to other processes. - for pinfo in [pinfo for pinfo in processes if pinfo.name.startswith("python")]: + for pinfo in [pinfo for pinfo in processes if is_python_process(pinfo.name)]: for pid in pinfo.pidv: process.signal_python(self.root_logger, pinfo.name, pid) |