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TEST-55-OOMD: split into small testcases

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Then, we can run each small test cases separately.
This commit is contained in:
Yu Watanabe
2024-10-16 15:17:11 +09:00
parent 23fb9b63cd
commit 6bba058076
1 changed files with 47 additions and 53 deletions
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test/units/TEST-55-OOMD.sh
+47 -53
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@@ -3,8 +3,10 @@
set -eux
set -o pipefail
# shellcheck source=test/units/test-control.sh
. "$(dirname "$0")"/test-control.sh
# shellcheck source=test/units/util.sh
. "$(dirname "$0")"/util.sh
. "$(dirname "$0")"/util.sh
systemd-analyze log-level debug
@@ -93,62 +95,52 @@ else
systemd-run -t -p MemoryMax=10M -p MemorySwapMax=0 -p MemoryZSwapMax=0 /bin/true
fi
systemctl start TEST-55-OOMD-testchill.service
systemctl start TEST-55-OOMD-testbloat.service
test_basic() {
systemctl "$@" start TEST-55-OOMD-testchill.service
systemctl "$@" start TEST-55-OOMD-testbloat.service
# Verify systemd-oomd is monitoring the expected units
timeout 1m bash -xec 'until oomctl | grep "/TEST-55-OOMD-workload.slice"; do sleep 1; done'
oomctl | grep "/TEST-55-OOMD-workload.slice"
oomctl | grep "20.00%"
# Verify systemd-oomd is monitoring the expected units.
timeout 1m bash -xec 'until oomctl | grep "/TEST-55-OOMD-workload.slice"; do sleep 1; done'
oomctl | grep "/TEST-55-OOMD-workload.slice"
oomctl | grep "20.00%"
systemctl status TEST-55-OOMD-testchill.service
systemctl "$@" status TEST-55-OOMD-testchill.service
# systemd-oomd watches for elevated pressure for 2 seconds before acting.
# It can take time to build up pressure so either wait 2 minutes or for the service to fail.
for _ in {0..59}; do
if ! systemctl status TEST-55-OOMD-testbloat.service; then
break
# systemd-oomd watches for elevated pressure for 2 seconds before acting.
# It can take time to build up pressure so either wait 2 minutes or for the service to fail.
for _ in {0..59}; do
if ! systemctl "$@" status TEST-55-OOMD-testbloat.service; then
break
fi
oomctl
sleep 2
done
# testbloat should be killed and testchill should be fine
if systemctl "$@" status TEST-55-OOMD-testbloat.service; then exit 42; fi
if ! systemctl "$@" status TEST-55-OOMD-testchill.service; then exit 24; fi
}
testcase_basic_system() {
test_basic
}
testcase_basic_user() {
# Make sure we also work correctly on user units.
loginctl enable-linger testuser
test_basic --machine "testuser@.host" --user
loginctl disable-linger testuser
}
testcase_preference_avoid() {
# only run this portion of the test if we can set xattrs
if ! cgroupfs_supports_user_xattrs; then
echo "cgroup does not support user xattrs, skipping test for ManagedOOMPreference=avoid"
return 0
fi
oomctl
sleep 2
done
# testbloat should be killed and testchill should be fine
if systemctl status TEST-55-OOMD-testbloat.service; then exit 42; fi
if ! systemctl status TEST-55-OOMD-testchill.service; then exit 24; fi
# Make sure we also work correctly on user units.
loginctl enable-linger testuser
systemctl start --machine "testuser@.host" --user TEST-55-OOMD-testchill.service
systemctl start --machine "testuser@.host" --user TEST-55-OOMD-testbloat.service
# Verify systemd-oomd is monitoring the expected units
# Try to avoid racing the oomctl output check by checking in a loop with a timeout
timeout 1m bash -xec 'until oomctl | grep "/TEST-55-OOMD-workload.slice"; do sleep 1; done'
oomctl | grep -E "/user.slice.*/TEST-55-OOMD-workload.slice"
oomctl | grep "20.00%"
systemctl --machine "testuser@.host" --user status TEST-55-OOMD-testchill.service
# systemd-oomd watches for elevated pressure for 2 seconds before acting.
# It can take time to build up pressure so either wait 2 minutes or for the service to fail.
for _ in {0..59}; do
if ! systemctl --machine "testuser@.host" --user status TEST-55-OOMD-testbloat.service; then
break
fi
oomctl
sleep 2
done
# testbloat should be killed and testchill should be fine
if systemctl --machine "testuser@.host" --user status TEST-55-OOMD-testbloat.service; then exit 42; fi
if ! systemctl --machine "testuser@.host" --user status TEST-55-OOMD-testchill.service; then exit 24; fi
loginctl disable-linger testuser
# only run this portion of the test if we can set xattrs
if cgroupfs_supports_user_xattrs; then
sleep 120 # wait for systemd-oomd kill cool down and elevated memory pressure to come down
mkdir -p /run/systemd/system/TEST-55-OOMD-testbloat.service.d/
@@ -174,7 +166,9 @@ EOF
if ! systemctl status TEST-55-OOMD-testbloat.service; then exit 25; fi
if systemctl status TEST-55-OOMD-testmunch.service; then exit 43; fi
if ! systemctl status TEST-55-OOMD-testchill.service; then exit 24; fi
fi
}
run_testcases
systemd-analyze log-level info