tidb icon indicating copy to clipboard operation
tidb copied to clipboard

Published 20 hours ago • verified publisher icon pingcap

planner: LRUPlanCache memory trace

Open fzzf678 opened this issue 1 year ago • 1 comments

What problem does this PR solve?

Issue Number: ref #37632

Problem Summary: Count the memory usage of LRUPlanCache

What is changed and how it works?

Implement MemoryUsage() for

  • planCacheKey
  • PlanCacheValue
  • LRUPlanCache

Check List

Tests

  • [ ] Unit test
  • [ ] Integration test
  • [ ] Manual test (add detailed scripts or steps below)
  • [x] No code

Side effects

  • [ ] Performance regression: Consumes more CPU
  • [ ] Performance regression: Consumes more Memory
  • [ ] Breaking backward compatibility

Documentation

  • [ ] Affects user behaviors
  • [ ] Contains syntax changes
  • [ ] Contains variable changes
  • [ ] Contains experimental features
  • [ ] Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

fzzf678 avatar Sep 22 '22 00:09 fzzf678

[REVIEW NOTIFICATION]

This pull request has been approved by:

  • Reminiscent
  • qw4990

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment. After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

The full list of commands accepted by this bot can be found here.

Reviewer can indicate their review by submitting an approval review. Reviewer can cancel approval by submitting a request changes review.

ti-chi-bot avatar Sep 22 '22 00:09 ti-chi-bot

/run-monitor-test

fzzf678 avatar Oct 18 '22 08:10 fzzf678

/run-build

fzzf678 avatar Oct 20 '22 10:10 fzzf678

/merge

qw4990 avatar Oct 21 '22 05:10 qw4990

This pull request has been accepted and is ready to merge.

Commit hash: 04455833244b02dcd36bb9402a72c4e4c378e48b

ti-chi-bot avatar Oct 21 '22 05:10 ti-chi-bot

@fzzf678: Your PR was out of date, I have automatically updated it for you.

At the same time I will also trigger all tests for you:

/run-all-tests

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.

ti-chi-bot avatar Oct 21 '22 06:10 ti-chi-bot