Investigating the Root Cause

Oct 13, 2025 by talynt.org 16 views

Pod InPlace Resize Container Tests Failed in Kubernetes Node CRI-O CGRPv2 SplitFS E2E Test

Introduction

The Kubernetes community has been facing a significant issue with the pull-kubernetes-node-crio-cgrpv2-splitfs-e2e test, which has been failing since March 07, 19:34 pm. The test in question is the Pod InPlace Resize Container tests, which are crucial for ensuring the stability and reliability of Kubernetes nodes. In this article, we will delve into the details of the failure, analyze the test results, and explore possible reasons behind the issue.

Testgrid Link and Failure Details

The testgrid link for the failing test is available at https://testgrid.k8s.io/sig-node-presubmits#pr-crio-cgrpv2-splitfs-e2e. The failure details are as follows:

{ failed [FAILED] Expected
    <v1.Container>: 
        name: c1
        resources: {}
to equal
    <v1.Container>: 
        name: c1
        resizePolicy:
        - resourceName: cpu
          restartPolicy: NotRequired
        - resourceName: memory
          restartPolicy: NotRequired
        resources: {}
In [It] at: k8s.io/kubernetes/test/e2e/common/node/pod_resize.go:1145 @ 03/09/25 05:45:05.55
}

Analysis of the Failure

The failure message indicates that the expected output of the test does not match the actual output. Specifically, the test is expecting the resizePolicy field to be present in the v1.Container object, but it is not. This suggests that there might be an issue with the test configuration or the code that is being tested.

Possible Reasons Behind the Issue

There are several possible reasons behind the issue:

Test Configuration: The test configuration might be incorrect or outdated, leading to the failure.
Code Changes: Recent code changes might have introduced a bug that is causing the test to fail.
Dependency Issues: There might be dependency issues between the test and the code being tested, leading to the failure.
Environment Issues: The test environment might be experiencing issues, such as resource constraints or network problems, that are causing the test to fail.

Relevant SIGs

The relevant SIGs for this issue are /sig. The SIGs are responsible for maintaining the Kubernetes codebase and ensuring that it is stable and reliable.

Conclusion

The pull-kubernetes-node-crio-cgrpv2-splitfs-e2e test has been failing since March 07, 19:34 pm, with all Pod InPlace Resize Container tests failing. The failure message suggests that there might be an issue with the test configuration or the code that is being tested. Further investigation is required to determine the root cause of the issue and to resolve it.

Recommendations

Based on the analysis, the following recommendations are made:

Review Test Configuration: Review the test configuration to ensure that it is correct and up-to-date.
Investigate Code Changes: Investigate recent code changes to determine if they might be causing the test to fail.
Check Dependencies: Check the dependencies between the test and the code being tested to ensure that they are correct.
Verify Environment: Verify that the test environment is stable and reliable.

Future Work

The future work for this issue includes:

Investigating the Root Cause: Investigate the root cause of the issue and determine the necessary steps to resolve it.
Resolving the Issue: Resolve the issue and ensure that the test passes.
Verifying the Fix: Verify that the fix is correct and does not introduce any new issues.

References

Acknowledgments

The author would like to acknowledge the contributions of the Kubernetes community, particularly the SIGs, for their efforts in maintaining the Kubernetes codebase and ensuring its stability and reliability.
Q&A: Pod InPlace Resize Container Tests Failed in Kubernetes Node CRI-O CGRPv2 SplitFS E2E Test

Introduction

The pull-kubernetes-node-crio-cgrpv2-splitfs-e2e test has been failing since March 07, 19:34 pm, with all Pod InPlace Resize Container tests failing. In this Q&A article, we will address some of the frequently asked questions related to this issue.

Q1: What is the `pull-kubernetes-node-crio-cgrpv2-splitfs-e2e` test?

A1: The pull-kubernetes-node-crio-cgrpv2-splitfs-e2e test is a Kubernetes e2e test that checks the functionality of the Pod InPlace Resize Container feature in a CRI-O CGRPv2 SplitFS environment.

Q2: What is the Pod InPlace Resize Container feature?

A2: The Pod InPlace Resize Container feature allows users to resize containers within a pod without restarting the pod. This feature is useful for applications that require dynamic resource allocation.

Q3: Why is the test failing?

A3: The test is failing because the expected output of the test does not match the actual output. Specifically, the test is expecting the resizePolicy field to be present in the v1.Container object, but it is not.

Q4: What are the possible reasons behind the issue?

A4: There are several possible reasons behind the issue, including:

Test configuration issues
Code changes that introduced a bug
Dependency issues between the test and the code being tested
Environment issues, such as resource constraints or network problems

Q5: How can I help resolve the issue?

A5: You can help resolve the issue by:

Reviewing the test configuration to ensure it is correct and up-to-date
Investigating recent code changes to determine if they might be causing the test to fail
Checking the dependencies between the test and the code being tested to ensure they are correct
Verifying that the test environment is stable and reliable

Q6: What is the next step in resolving the issue?

A6: The next step in resolving the issue is to investigate the root cause of the problem and determine the necessary steps to resolve it. This may involve reviewing the test code, the code being tested, and the test environment to identify any issues.

Q7: How can I stay up-to-date with the latest developments on this issue?

A7: You can stay up-to-date with the latest developments on this issue by:

Following the Kubernetes community on social media
Subscribing to the Kubernetes mailing list
Checking the Kubernetes GitHub repository for updates
Attending Kubernetes community meetings and events

Q8: What is the expected timeline for resolving the issue?

A8: The expected timeline for resolving the issue is not yet known. However, the Kubernetes community is working diligently to resolve the issue as soon as possible.

Q9: How can I contribute to the Kubernetes community?

A9: You can contribute to the Kubernetes community by:

Reporting bugs and issues
Contributing code to the Kubernetes repository
Participating in community meetings and events
Helping to review and test code changes

Q10: Where can I find more information on this issue?

A10: You can find more information on this issue by:

Checking the Kubernetes GitHub repository
Following the Kubernetes community on social media
Subscribing to the Kubernetes mailing list
Attending Kubernetes community meetings and events

Conclusion

The pull-kubernetes-node-crio-cgrpv2-splitfs-e2e test has been failing since March 07, 19:34 pm, with all Pod InPlace Resize Container tests failing. This Q&A article has addressed some of the frequently asked questions related to this issue. We hope that this information has been helpful in understanding the issue and how to contribute to resolving it.