Document how to debug performance of Prow jobs in etcd

[ronaldngounou]

Overview

This PR documents how etcd contributors can navigate performance of prow jobs.
Contributes to issue #18707

[k8s-ci-robot]

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[k8s-ci-robot]

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This pull-request has been approved by: ronaldngounou
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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 69.18%. Comparing base (1b2ed5a) to head (e6a773b).
⚠️ Report is 103 commits behind head on main.

⚠️ Current head e6a773b differs from pull request most recent head 417ce15

Please upload reports for the commit 417ce15 to get more accurate results.

Additional details and impacted files

see 21 files with indirect coverage changes

@@            Coverage Diff             @@
##             main   #20796      +/-   ##
==========================================
- Coverage   69.21%   69.18%   -0.03%     
==========================================
  Files         422      422              
  Lines       34831    34826       -5     
==========================================
- Hits        24108    24095      -13     
- Misses       9327     9333       +6     
- Partials     1396     1398       +2     

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[ronaldngounou]

Hi @ivanvc , could you please review?
Is there anything I could do to resolve the failing tests ?

[serathius]

Is there anything I could do to resolve thr failing tests ?

Please rebase

[ivanvc]

Hi @ronaldngounou, there are a couple of broken links in the document you pushed. Refer to the Prow job failure: https://prow.k8s.io/view/gs/kubernetes-ci-logs/pr-logs/pull/etcd-io_etcd/20796/pull-etcd-verify/1979810317445632000#

Found broken reference (Prow -> ) at /home/prow/go/src/github.com/etcd-io/etcd/Documentation/contributor-guide/prow_jobs.md:5
Found broken path (dashboards -> monitoring-gke.prow.k8s.io/d/96Q8oOOZk/builds?orgId=1&refresh=30s&var-org=etcd-io&var-repo=etcd&var-build=All&from=now-7d&to=now) at /home/prow/go/src/github.com/etcd-io/etcd/Documentation/contributor-guide/prow_jobs.md:41

[ronaldngounou]

I have rebased and fixed the broken links.
cc @ivanvc @serathius

[ivanvc]

Thanks, @ronaldngounou. This is a great start. I left some comments. Please take a look at them.

[ronaldngounou]

Feedback is addressed

[jberkus]

/assign

[ronaldngounou]

/retest

[ivanvc]

Thanks for the updates, @ronaldngounou. I left some comments after the update.

[ronaldngounou]

Feedback is addressed @ivanvc

[ronaldngounou]

Bump for review @ivanvc @serathius please

[serathius]

@jberkus can you review?

[jberkus]

@serathius I'm assuming the technical info is correct then? I'll do a copyedit, thanks!

[jberkus]

Per feedback.

[k8s-ci-robot]

@ronaldngounou: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-etcd-coverage-report	417ce15	link	true	/test pull-etcd-coverage-report

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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