Photon 3.0 cgroup exhaustion. VM shuts down with CPU disabled
Nobody has claimed this yet.
- Dominant language
- C
- Stars
- 3.2k
- Forks
- 692
- PR merge metrics
- No merged PRs in 30d
Description
Describe the bug
What we are seeing is, we use photon 3.0 as the OS for our Tanzu K8S nodes. What we are seeing is randomly we see an error cgroups exhaution. then we see the VM reboot, and in vCenter events it shows cpu has been disabled
Reproduction steps
...
Haven't been able to reproduce manually, it just happens randomly.
Expected behavior
How do we find out whats causing the cgroup exhaustion and in return causing photon kernel to disable cpu and reboot itself
Additional context
No response
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
No files, tests, or reproducible entry point are named. Start by reviewing the cgroup exhaustion and vCenter CPU-disabled events from the Tanzu Kubernetes node; done means identifying the cause of the exhaustion and the resulting reboot or documenting a supported mitigation.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- kubernetes, linux
- Domain
- infrastructure, operating-systems
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 30/100