mirror of
https://github.com/systemd/systemd.git
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80 lines
2.7 KiB
Bash
Executable File
80 lines
2.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -eux
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set -o pipefail
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systemd-analyze log-level debug
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systemd-analyze log-target console
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# Loose checks to ensure the environment has the necessary features for systemd-oomd
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[[ -e /proc/pressure ]] || echo "no PSI" >>/skipped
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cgroup_type="$(stat -fc %T /sys/fs/cgroup/)"
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if [[ "$cgroup_type" != *"cgroup2"* ]] && [[ "$cgroup_type" != *"0x63677270"* ]]; then
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echo "no cgroup2" >>/skipped
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fi
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if [ ! -f /usr/lib/systemd/systemd-oomd ] && [ ! -f /lib/systemd/systemd-oomd ]; then
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echo "no oomd" >>/skipped
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fi
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if [[ -e /skipped ]]; then
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exit 0
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fi
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rm -rf /etc/systemd/system/testsuite-55-testbloat.service.d
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echo "DefaultMemoryPressureDurationSec=5s" >>/etc/systemd/oomd.conf
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systemctl start testsuite-55-testchill.service
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systemctl start testsuite-55-testbloat.service
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# Verify systemd-oomd is monitoring the expected units
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oomctl | grep "/testsuite-55-workload.slice"
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oomctl | grep "1.00%"
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oomctl | grep "Default Memory Pressure Duration: 5s"
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# systemd-oomd watches for elevated pressure for 5 seconds before acting.
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# It can take time to build up pressure so either wait 2 minutes or for the service to fail.
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timeout="$(date -ud "2 minutes" +%s)"
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while [[ $(date -u +%s) -le $timeout ]]; do
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if ! systemctl status testsuite-55-testbloat.service; then
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break
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fi
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sleep 5
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done
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# testbloat should be killed and testchill should be fine
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if systemctl status testsuite-55-testbloat.service; then exit 42; fi
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if ! systemctl status testsuite-55-testchill.service; then exit 24; fi
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# only run this portion of the test if we can set xattrs
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if setfattr -n user.xattr_test -v 1 /sys/fs/cgroup/; then
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sleep 120 # wait for systemd-oomd kill cool down and elevated memory pressure to come down
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mkdir -p /etc/systemd/system/testsuite-55-testbloat.service.d/
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echo "[Service]" >/etc/systemd/system/testsuite-55-testbloat.service.d/override.conf
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echo "ManagedOOMPreference=avoid" >>/etc/systemd/system/testsuite-55-testbloat.service.d/override.conf
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systemctl daemon-reload
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systemctl start testsuite-55-testchill.service
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systemctl start testsuite-55-testmunch.service
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systemctl start testsuite-55-testbloat.service
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timeout="$(date -ud "2 minutes" +%s)"
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while [[ "$(date -u +%s)" -le "$timeout" ]]; do
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if ! systemctl status testsuite-55-testmunch.service; then
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break
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fi
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sleep 5
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done
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# testmunch should be killed since testbloat had the avoid xattr on it
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if ! systemctl status testsuite-55-testbloat.service; then exit 25; fi
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if systemctl status testsuite-55-testmunch.service; then exit 43; fi
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if ! systemctl status testsuite-55-testchill.service; then exit 24; fi
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fi
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systemd-analyze log-level info
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echo OK >/testok
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exit 0
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