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https://github.com/systemd/systemd
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37 lines
1.2 KiB
Bash
Executable file
37 lines
1.2 KiB
Bash
Executable file
#!/usr/bin/env bash
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# SPDX-License-Identifier: LGPL-2.1-or-later
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set -eux
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set -o pipefail
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# Let's run this test only if the "memory.oom.group" cgroupfs attribute
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# exists. This test is a bit too strict, since the "memory.events"/"oom_kill"
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# logic has been around since a longer time than "memory.oom.group", but it's
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# an easier thing to test for, and also: let's not get confused by older
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# kernels where the concept was still new.
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if test -f /sys/fs/cgroup/system.slice/testsuite-32.service/memory.oom.group; then
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systemd-analyze log-level debug
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# Run a service that is guaranteed to be the first candidate for OOM killing
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systemd-run --unit=oomtest.service \
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-p Type=exec -p OOMScoreAdjust=1000 -p OOMPolicy=stop -p MemoryAccounting=yes \
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sleep infinity
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# Trigger an OOM killer run
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echo 1 >/proc/sys/kernel/sysrq
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echo f >/proc/sysrq-trigger
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while : ; do
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STATE="$(systemctl show -P ActiveState oomtest.service)"
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[ "$STATE" = "failed" ] && break
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sleep .5
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done
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RESULT="$(systemctl show -P Result oomtest.service)"
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test "$RESULT" = "oom-kill"
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systemd-analyze log-level info
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fi
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touch /testok
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