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systemd/test/units/TEST-05-RLIMITS.effective-limit.sh
Daan De Meyer 412e2a6487 TEST-05-RLIMITS: Bump memory limits
When running with sanitizers we need more memory otherwise the unit
gets OOM killed.
2024-05-30 09:59:30 +02:00

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#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
set -eux
set -o pipefail
# shellcheck source=test/units/util.sh
. "$(dirname "$0")"/util.sh
pre=test05
cat >/run/systemd/system/"$pre"alpha.slice <<EOF
[Slice]
MemoryMax=400M
MemoryHigh=400M
TasksMax=400
EOF
cat >/run/systemd/system/"$pre"alpha-beta.slice <<EOF
[Slice]
MemoryMax=100M
MemoryHigh=100M
TasksMax=100
EOF
cat >/run/systemd/system/"$pre"alpha-beta-gamma.slice <<EOF
[Slice]
MemoryMax=200M
MemoryHigh=200M
TasksMax=200
EOF
systemctl daemon-reload
srv=probe.service
slc0="$pre"alpha.slice
slc="$pre"alpha-beta-gamma.slice
systemd-run --unit "$srv" --slice "$slc" \
-p MemoryMax=50M \
-p MemoryHigh=50M \
-p TasksMax=50 \
sleep inf
# Compare with inequality because test can run in a constrained container
assert_le "$(systemctl show -P EffectiveMemoryMax "$srv")" "52428800"
assert_le "$(systemctl show -P EffectiveMemoryHigh "$srv")" "52428800"
assert_le "$(systemctl show -P EffectiveTasksMax "$srv")" "50"
systemctl stop "$srv"
systemd-run --unit "$srv" --slice "$slc" \
sleep inf
assert_le "$(systemctl show -P EffectiveMemoryMax "$srv")" "104857600"
assert_le "$(systemctl show -P EffectiveMemoryHigh "$srv")" "104857600"
assert_le "$(systemctl show -P EffectiveTasksMax "$srv")" "100"
systemctl set-property "$slc0" \
MemoryMax=50M \
MemoryHigh=50M \
TasksMax=50
assert_le "$(systemctl show -P EffectiveMemoryMax "$srv")" "52428800"
assert_le "$(systemctl show -P EffectiveMemoryHigh "$srv")" "52428800"
assert_le "$(systemctl show -P EffectiveTasksMax "$srv")" "50"
systemctl stop "$srv"
rm -f /run/systemd/system/"$pre"* || :