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meta/autoid: fix AUTO_ID_CACHE 1 setting affect row id allocator performance #39534

Merged
merged 26 commits into from
Dec 1, 2022
Merged

meta/autoid: fix AUTO_ID_CACHE 1 setting affect row id allocator performance #39534

merged 26 commits into from
Dec 1, 2022

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tiancaiamao
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What problem does this PR solve?

Issue Number: close #39528

Problem Summary:

What is changed and how it works?

When AUTO_ID_CACHE is set to 1, let the row id allocator still use the default cache size (30000).

Check List

Tests

  • Unit test

On my local machine, before the fix, QPS is 7k, after fix, QPS is 40k

  • Integration test
  • Manual test (add detailed scripts or steps below)
  • 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

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ti-chi-bot commented Dec 1, 2022 •
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[REVIEW NOTIFICATION]

This pull request has been approved by:

  • Defined2014
  • tangenta

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.

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@ti-chi-bot ti-chi-bot added release-note-none Denotes a PR that doesn't merit a release note. size/M Denotes a PR that changes 30-99 lines, ignoring generated files. labels Dec 1, 2022
@ti-chi-bot ti-chi-bot added the status/LGT1 Indicates that a PR has LGTM 1. label Dec 1, 2022
@ti-chi-bot ti-chi-bot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Dec 1, 2022
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/merge

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

Commit hash: 25d8f02

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Dec 1, 2022
@ti-chi-bot ti-chi-bot removed the status/can-merge Indicates a PR has been approved by a committer. label Dec 1, 2022
tiancaiamao
tiancaiamao commented Dec 1, 2022
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/merge

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

Commit hash: a5abf40

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Dec 1, 2022
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/run-unit-test

@tiancaiamao tiancaiamao mentioned this pull request Dec 1, 2022
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/run-mysql-test

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/run-mysql-test

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/run-check_dev

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/run-check_dev_2

@ti-chi-bot ti-chi-bot merged commit 272d328 into pingcap:master Dec 1, 2022
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sre-bot commented Dec 1, 2022

TiDB MergeCI notify

🔴 Bad News! [3] CI still failing after this pr merged.
These failed integration tests don't seem to be introduced by the current PR.

CI Name Result Duration Compare with Parent commit
idc-jenkins-ci/integration-cdc-test 🔴 failed 1, success 39, total 40 25 min Existing failure
idc-jenkins-ci-tidb/integration-common-test 🔴 failed 1, success 16, total 17 17 min Existing failure
idc-jenkins-ci-tidb/common-test 🔴 failed 1, success 10, total 11 12 min Existing failure
idc-jenkins-ci-tidb/tics-test 🟢 all 1 tests passed 5 min 39 sec Existing passed
idc-jenkins-ci-tidb/sqllogic-test-2 🟢 all 28 tests passed 4 min 57 sec Existing passed
idc-jenkins-ci-tidb/integration-ddl-test 🟢 all 6 tests passed 4 min 40 sec Existing passed
idc-jenkins-ci-tidb/sqllogic-test-1 🟢 all 26 tests passed 4 min 40 sec Existing passed
idc-jenkins-ci-tidb/mybatis-test 🟢 all 1 tests passed 3 min 40 sec Existing passed
idc-jenkins-ci-tidb/integration-compatibility-test 🟢 all 1 tests passed 2 min 31 sec Existing passed
idc-jenkins-ci-tidb/plugin-test 🟢 build success, plugin test success 4min Existing passed

@tiancaiamao tiancaiamao deleted the issue-39528 branch December 1, 2022 22:57
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@Defined2014 Defined2014 Defined2014 approved these changes

@tangenta tangenta tangenta approved these changes

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autoid cache 1 impact the row id allocation performance
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@tiancaiamao @ti-chi-bot @sre-bot @Defined2014 @tangenta