gh-151496: Use process groups in test_dtrace#151512
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Create a new process group to run bpftrace commands, so it's possible to kill also child processes on timeout.
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stratakis
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Jun 16, 2026
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| def kill_process_group(proc): | ||
| if USE_PROCESS_GROUP: | ||
| os.killpg(proc.pid, signal.SIGKILL) |
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try:
os.killpg(proc.pid, signal.SIGKILL)
except ProcessLookupError:
pass
stratakis
reviewed
Jun 16, 2026
| stdout, stderr = proc.communicate(timeout=60) | ||
| except subprocess.TimeoutExpired: | ||
| proc.kill() | ||
| kill_process_group(proc) |
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proc.communicate() # Clean up
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Create a new process group to run bpftrace commands, so it's possible to kill also child processes on timeout.
test_dtracecan hang indefinitely when bpftrace usability check times out #151496