[improve][broker] Add topic_load_failed metric

[tjiuming]

PIP: #18979

Motivation

Add topic_load_failed metric

Does this pull request potentially affect one of the following parts:

If the box was checked, please highlight the changes

• Dependencies (add or upgrade a dependency)
• The public API
• The schema
• The default values of configurations
• The threading model
• The binary protocol
• The REST endpoints
• The admin CLI options
• The metrics
• Anything that affects deployment

Documentation

• doc
• doc-required
• doc-not-needed
• doc-complete

Matching PR in forked repository

PR in forked repository: tjiuming#20

[tjiuming]

Tests to be completed

[congbobo184]

please add a test for it

[congbobo184]

please add a test for it

[sunheyi6]

@tjiuming You should associate issue with pr. Closes #18963 #18979 And some checks were not successful

[tjiuming]

@tjiuming You should associate issue with pr. Closes #18963 #18979 And some checks were not successful

I'll close them after the PR merged

[sunheyi6]

@tjiuming You should associate issue with pr. Closes #18963 #18979 And some checks were not successful

I'll close them after the PR merged

GitHub provides this function. After you associate the issue with pr, closing the pr will automatically close the issue.
refer to https://docs.github.com/en/issues/tracking-your-work-with-issues/linking-a-pull-request-to-an-issue

[github-actions]

The pr had no activity for 30 days, mark with Stale label.

[codecov-commenter]

Codecov Report

Merging #19236 (4d1fab7) into master (5e6e6ce) will decrease coverage by 0.04%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##             master   #19236      +/-   ##
============================================
- Coverage     72.95%   72.92%   -0.04%     
+ Complexity    31914    31900      -14     
============================================
  Files          1867     1867              
  Lines        138485   138498      +13     
  Branches      15202    15202              
============================================
- Hits         101037   101003      -34     
- Misses        29438    29469      +31     
- Partials       8010     8026      +16     

Flag	Coverage Δ
inttests	24.20% <85.71%> (+0.08%)	⬆️
systests	24.96% <42.85%> (-0.07%)	⬇️
unittests	72.22% <100.00%> (-0.02%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...rg/apache/pulsar/broker/service/BrokerService.java	81.17% <100.00%> (+0.51%)	⬆️
.../org/apache/pulsar/broker/service/PulsarStats.java	87.12% <100.00%> (+0.19%)	⬆️
.../pulsar/broker/stats/BrokerOperabilityMetrics.java	100.00% <100.00%> (ø)

... and 61 files with indirect coverage changes

[Technoboy-]

/pulsarbot run-failure-checks

[lhotari]

I wonder if this caused #20492 ?

[lhotari]

The test added by this PR causes issues in CI. The test is disabled by #20494. There's a issue about rewriting the test in #20495 .

[Anonymitaet]

@tjiuming this PR is labeled with doc-required. Does it need to add the new metric to https://pulsar.apache.org/docs/next/reference-metrics/#topic-metrics?