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copybara-service merged 1 commit into from
Aug 8, 2026
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Deflake TestMultiContainerEvent/enableCgroupsV2 #14045

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7 changes: 6 additions & 1 deletion runsc/container/multi_container_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2382,7 +2382,12 @@ func TestMultiContainerEvent(t *testing.T) {
// Setup the containers.
sleep := []string{"/bin/sh", "-c", "/bin/sleep 100 | grep 123"}
busy := []string{"/bin/bash", "-c", "i=0 ; while true ; do (( i += 1 )) ; done"}
quick := []string{"/bin/true"}
// quick burns a short burst of CPU and exits. The burn must be
// long enough to guarantee that at least one CPU clock tick
// (10ms) lands while its task is running: the sentry accounts
// task CPU time in whole ticks, so a container as short-lived as
// /bin/true can legitimately report zero CPU usage.
quick := []string{"/bin/sh", "-c", "i=0; while [ \"$i\" -lt 50000 ]; do i=$((i+1)); done"}
podSpecs, ids := createSpecs(sleep, busy, quick)
if name == "enableCgroups" || name == "enableCgroupsV2" {
mnt := specs.Mount{
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