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d338b1713a
Enable the service to ensure dbus-org.freedesktop.oom1.service exists and D-Bus activation works. See #18469
151 lines
5.6 KiB
Bash
Executable File
151 lines
5.6 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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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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# Configure oomd explicitly to avoid conflicts with distro dropins
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mkdir -p /etc/systemd/oomd.conf.d/
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echo -e "[OOM]\nDefaultMemoryPressureDurationSec=2s" >/etc/systemd/oomd.conf.d/99-oomd-test.conf
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mkdir -p /etc/systemd/system/-.slice.d/
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echo -e "[Slice]\nManagedOOMSwap=auto" >/etc/systemd/system/-.slice.d/99-oomd-test.conf
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mkdir -p /etc/systemd/system/user@.service.d/
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echo -e "[Service]\nManagedOOMMemoryPressure=auto\nManagedOOMMemoryPressureLimit=0%" >/etc/systemd/system/user@.service.d/99-oomd-test.conf
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mkdir -p /etc/systemd/system/systemd-oomd.service.d/
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echo -e "[Service]\nEnvironment=SYSTEMD_LOG_LEVEL=debug" >/etc/systemd/system/systemd-oomd.service.d/debug.conf
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systemctl daemon-reload
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# enable the service to ensure dbus-org.freedesktop.oom1.service exists
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# and D-Bus activation works
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systemctl enable systemd-oomd.service
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# if oomd is already running for some reasons, then restart it to make sure the above settings to be applied
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if systemctl is-active systemd-oomd.service; then
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systemctl restart systemd-oomd.service
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fi
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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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# Try to avoid racing the oomctl output check by checking in a loop with a timeout
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oomctl_output=$(oomctl)
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timeout="$(date -ud "1 minutes" +%s)"
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while [[ $(date -u +%s) -le $timeout ]]; do
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if grep "/testsuite-55-workload.slice" <<< "$oomctl_output"; then
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break
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fi
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oomctl_output=$(oomctl)
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sleep 1
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done
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grep "/testsuite-55-workload.slice" <<< "$oomctl_output"
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grep "20.00%" <<< "$oomctl_output"
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grep "Default Memory Pressure Duration: 2s" <<< "$oomctl_output"
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systemctl status testsuite-55-testchill.service
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# systemd-oomd watches for elevated pressure for 2 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 $timeout ]]; do
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if ! systemctl status testsuite-55-testbloat.service; then
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break
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fi
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sleep 2
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done
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# testbloat should be killed and testchill should be fine
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if systemctl status testsuite-55-testbloat.service; then exit 42; fi
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if ! systemctl status testsuite-55-testchill.service; then exit 24; fi
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# Make sure we also work correctly on user units.
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systemctl start --machine "testuser@.host" --user testsuite-55-testchill.service
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systemctl start --machine "testuser@.host" --user testsuite-55-testbloat.service
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# Verify systemd-oomd is monitoring the expected units
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# Try to avoid racing the oomctl output check by checking in a loop with a timeout
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oomctl_output=$(oomctl)
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timeout="$(date -ud "1 minutes" +%s)"
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while [[ $(date -u +%s) -le $timeout ]]; do
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if grep -E "/user.slice.*/testsuite-55-workload.slice" <<< "$oomctl_output"; then
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break
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fi
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oomctl_output=$(oomctl)
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sleep 1
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done
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grep -E "/user.slice.*/testsuite-55-workload.slice" <<< "$oomctl_output"
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grep "20.00%" <<< "$oomctl_output"
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grep "Default Memory Pressure Duration: 2s" <<< "$oomctl_output"
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systemctl --machine "testuser@.host" --user status testsuite-55-testchill.service
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# systemd-oomd watches for elevated pressure for 2 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 --machine "testuser@.host" --user status testsuite-55-testbloat.service; then
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break
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fi
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sleep 2
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done
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# testbloat should be killed and testchill should be fine
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if systemctl --machine "testuser@.host" --user status testsuite-55-testbloat.service; then exit 42; fi
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if ! systemctl --machine "testuser@.host" --user 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 2
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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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