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@brejman brejman commented Dec 19, 2025

What type of PR is this?

/kind cleanup

What this PR does / why we need it:

This PR tests a scenario where scheduler restart happens at an unfortunate time, i.e.:

  1. PreBind succeeds (e.g. PVC is bound to a node)
  2. Bind fails (pod itself is not bound, but is locked into the PVC-bound node)

The test runs by first failing N bind attempts for a pod, then closing the scheduler at N+1 bind attempt, where N = {0,1,2}. Then it schedules another pod and checks if the scheduler correctly takes the previous scheduling decisions into account.

Which issue(s) this PR is related to:

#135771

Special notes for your reviewer:

The test case for "2 failed bind attempts before restart" fails right now. The cause is described in #135771 (comment)

Does this PR introduce a user-facing change?

NONE

Additional documentation e.g., KEPs (Kubernetes Enhancement Proposals), usage docs, etc.:


@k8s-ci-robot k8s-ci-robot added release-note-none Denotes a PR that doesn't merit a release note. do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. size/L Denotes a PR that changes 100-499 lines, ignoring generated files. kind/cleanup Categorizes issue or PR as related to cleaning up code, process, or technical debt. do-not-merge/needs-sig Indicates an issue or PR lacks a `sig/foo` label and requires one. needs-triage Indicates an issue or PR lacks a `triage/foo` label and requires one. labels Dec 19, 2025
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This issue is currently awaiting triage.

If a SIG or subproject determines this is a relevant issue, they will accept it by applying the triage/accepted label and provide further guidance.

The triage/accepted label can be added by org members by writing /triage accepted in a comment.

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@k8s-ci-robot k8s-ci-robot added needs-ok-to-test Indicates a PR that requires an org member to verify it is safe to test. needs-priority Indicates a PR lacks a `priority/foo` label and requires one. labels Dec 19, 2025
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Hi @brejman. Thanks for your PR.

I'm waiting for a github.com member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.

@k8s-ci-robot k8s-ci-robot added area/test sig/scheduling Categorizes an issue or PR as relevant to SIG Scheduling. sig/testing Categorizes an issue or PR as relevant to SIG Testing. cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. and removed do-not-merge/needs-sig Indicates an issue or PR lacks a `sig/foo` label and requires one. labels Dec 19, 2025
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[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: brejman
Once this PR has been reviewed and has the lgtm label, please assign thockin for approval. For more information see the Code Review Process.

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Labels

area/test cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. kind/cleanup Categorizes issue or PR as related to cleaning up code, process, or technical debt. needs-ok-to-test Indicates a PR that requires an org member to verify it is safe to test. needs-priority Indicates a PR lacks a `priority/foo` label and requires one. needs-triage Indicates an issue or PR lacks a `triage/foo` label and requires one. release-note-none Denotes a PR that doesn't merit a release note. sig/scheduling Categorizes an issue or PR as relevant to SIG Scheduling. sig/testing Categorizes an issue or PR as relevant to SIG Testing. size/L Denotes a PR that changes 100-499 lines, ignoring generated files.

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