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Merge pull request #128648 from pohly/dra-scheduler-perf-flake

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scheduler_perf: fix steady-state pod creation/deletion
This commit is contained in:
Kubernetes Prow Robot
2024-11-07 12:33:41 +00:00
committed by GitHub
parent 9729ac8c6f 0301b6b504
commit 48ead4e622
1 changed files with 9 additions and 2 deletions
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11
test/integration/scheduler_perf/scheduler_perf.go
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@@ -1953,12 +1953,19 @@ func createPodsSteadily(tCtx ktesting.TContext, namespace string, podInformer co
}, metav1.ListOptions{})
// Ignore errors when the time is up. errors.Is(context.Canceled) would
// be more precise, but doesn't work because client-go doesn't reliably
// propagate it. Instead, this was seen:
// client rate limiter Wait returned an error: rate: Wait(n=1) would exceed context deadline
// propagate it.
if tCtx.Err() != nil {
continue
}
if err != nil {
// Worse, sometimes rate limiting gives up *before* the context deadline is reached.
// Then we get here with this error:
// client rate limiter Wait returned an error: rate: Wait(n=1) would exceed context deadline
//
// This also can be ignored. We'll retry if the test is not done yet.
if strings.Contains(err.Error(), "would exceed context deadline") {
continue
}
return fmt.Errorf("delete scheduled pods: %w", err)
}
err = strategy(tCtx, tCtx.Client(), namespace, cpo.Count)