Flaky Performance Test: checker_test

[IrvingMg]

What happened: Flaky test for test/performance/scheduler/checker TestScalability.

=== Failed
=== FAIL: test/performance/scheduler/checker TestScalability/WorkloadClasses/large (0.00s)
    checker_test.go:117: Average wait for admission 11213ms is more then expected 11000ms

What you expected to happen: Errors have never been seen.

How to reproduce it (as minimally and precisely as possible): https://prow.k8s.io/view/gs/kubernetes-jenkins/pr-logs/pull/kubernetes-sigs_kueue/2642/pull-kueue-test-scheduling-perf-main/1816858084459417600

Anything else we need to know?:

Environment:

• Kubernetes version (use kubectl version):
• Kueue version (use git describe --tags --dirty --always):
• Cloud provider or hardware configuration:
• OS (e.g: cat /etc/os-release):
• Kernel (e.g. uname -a):
• Install tools:
• Others:

[IrvingMg]

/kind flake

[trasc]

/assign

[trasc]

This looks to be caused just by a high load in the test infra.

We can keep it open for tracking purposes.