Remove cAdvisor json metrics from the Kubelet

[dashpole]

Enhancement Description

• One-line enhancement description (can be used as a release note):
• Kubernetes Enhancement Proposal:
• Discussion Link: Reduce the set of metrics exposed by the kubelet kubernetes#68522 (comment)
• Primary contact (assignee): dashpole
• Responsible SIGs: node
• Enhancement target (which target equals to which milestone):
  • Alpha release target (x.y): 1.21
  • Beta release target (x.y):
  • Stable release target (x.y):
• Alpha
  • KEP (k/enhancements) update PR(s):
  • Code (k/k) update PR(s):
  • Docs (k/website) update PR(s):

Please keep this description up to date. This will help the Enhancement Team to track the evolution of the enhancement efficiently.

[dashpole]

/sig node

[annajung]

Hi @dashpole

Enhancements Freeze is 2 days away, Feb 9th EOD PST

Enhancements team is aware that KEP update is currently in progress (PR #2130). Please make sure PR merges before the freeze. For PRR related questions or to boost the PR for PRR review, please reach out in slack #prod-readiness

Any enhancements that do not complete the following requirements by the freeze will require an exception.

• [IN PROGRESS] The KEP must be merged in an implementable state
• [IN PROGRESS] The KEP must have test plans
• [IN PROGRESS] The KEP must have graduation criteria
• [IN PROGRESS] The KEP must have a production readiness review

[pacoxu]

/assign
Can I send a PR for this?

[dashpole]

yes, feel free to work on this.

[arunmk]

Hi @dashpole, @pacoxu,

Since your Enhancement is scheduled to be in 1.21, please keep in mind the important upcoming dates:

• Tuesday, March 9th: Week 9 - Code Freeze
• Tuesday, March 16th: Week 10 - Docs Placeholder PR deadline
  • If this enhancement requires new docs or modification to existing docs, please follow the steps in the Open a placeholder PR doc to open a PR against k/website repo.

As a reminder, please link all of your k/k PR(s) and k/website PR(s) to this issue so we can track them.

Thanks!

[pacoxu]

@arunmk Thanks for reminding.

The pr is ready for review now.

[arunmk]

Hi @pacoxu,

Enhancements team is currently tracking the following PR

• Deprecate cAdvisor json metrics collected by Kubelet kubernetes#99236

With the PR merged, can we mark this enhancement complete for code freeze or do you have other PR(s) that are being worked on as part of the release?

Thanks

[pacoxu]

@arunmk I think so.
@dashpole Would you confirm?

I will check/update the docs in website for 1.21 next week.

[dashpole]

This enhancement is complete. We can mark the KEP as implemented.

[pacoxu]

website is updatd.
@dashpole We may close this after #2562 is merged.

[k8s-triage-robot]

Issues go stale after 90d of inactivity.
Mark the issue as fresh with /remove-lifecycle stale.
Stale issues rot after an additional 30d of inactivity and eventually close.

If this issue is safe to close now please do so with /close.

Send feedback to sig-contributor-experience at kubernetes/community.
/lifecycle stale

[pacoxu]

/remove-lifecycle stale

[k8s-triage-robot]

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/lifecycle stale

[k8s-triage-robot]

The Kubernetes project currently lacks enough active contributors to adequately respond to all issues and PRs.

This bot triages issues and PRs according to the following rules:

• After 90d of inactivity, lifecycle/stale is applied
• After 30d of inactivity since lifecycle/stale was applied, lifecycle/rotten is applied
• After 30d of inactivity since lifecycle/rotten was applied, the issue is closed

You can:

• Mark this issue or PR as fresh with /remove-lifecycle rotten
• Close this issue or PR with /close
• Offer to help out with Issue Triage

Please send feedback to sig-contributor-experience at kubernetes/community.

/lifecycle rotten

[k8s-triage-robot]

The Kubernetes project currently lacks enough active contributors to adequately respond to all issues and PRs.

This bot triages issues and PRs according to the following rules:

• After 90d of inactivity, lifecycle/stale is applied
• After 30d of inactivity since lifecycle/stale was applied, lifecycle/rotten is applied
• After 30d of inactivity since lifecycle/rotten was applied, the issue is closed

You can:

• Reopen this issue or PR with /reopen
• Mark this issue or PR as fresh with /remove-lifecycle rotten
• Offer to help out with Issue Triage

Please send feedback to sig-contributor-experience at kubernetes/community.

/close

[k8s-ci-robot]

@k8s-triage-robot: Closing this issue.

In response to this:

The Kubernetes project currently lacks enough active contributors to adequately respond to all issues and PRs.

This bot triages issues and PRs according to the following rules:

• After 90d of inactivity, lifecycle/stale is applied
• After 30d of inactivity since lifecycle/stale was applied, lifecycle/rotten is applied
• After 30d of inactivity since lifecycle/rotten was applied, the issue is closed

You can:

• Reopen this issue or PR with /reopen
• Mark this issue or PR as fresh with /remove-lifecycle rotten
• Offer to help out with Issue Triage

Please send feedback to sig-contributor-experience at kubernetes/community.

/close

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