fix(pd): add missing configuration items for PD (#20883) #20892
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Co-authored-by: Aolin <[email protected]>
Co-authored-by: Aolin <[email protected]>
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Hello @ti-chi-bot, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!
Summary of Changes
This pull request adds missing configuration items for PD (Placement Driver). It includes new configuration options related to Raft heartbeat intervals, election timeouts, Raft pre-voting, and Region heartbeat processing. Specifically, it introduces tick-interval, election-interval, enable-prevote, enable-heartbeat-breakdown-metrics, and enable-heartbeat-concurrent-runner. These changes are applied to multiple TiDB versions, including master, v9.0, v8.5, v8.4, v8.3, and v8.1.
Highlights
- New Configuration Items: Adds
tick-interval,election-interval, andenable-prevoteto control Raft heartbeat and election behavior in PD's embedded etcd. - Region Heartbeat Metrics: Introduces
enable-heartbeat-breakdown-metricsandenable-heartbeat-concurrent-runnerto improve Region heartbeat processing and analysis. - Version Compatibility: The changes are applied to multiple TiDB versions, ensuring compatibility across different releases.
Changelog
- pd-configuration-file.md
- Added documentation for
tick-interval,election-interval, andenable-prevoteconfiguration items related to etcd Raft settings. - Added documentation for
enable-heartbeat-breakdown-metricsandenable-heartbeat-concurrent-runnerconfiguration items for Region heartbeat processing. - Moved the
force-new-clusterconfiguration item further down the file.
- Added documentation for
- releases/release-8.0.0.md
- Added entries for
schedule.enable-heartbeat-breakdown-metricsandschedule.enable-heartbeat-concurrent-runnerto the release notes for v8.0.0.
- Added entries for
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Code Review
This pull request adds several missing configuration items for PD and updates the release notes for v8.0.0. The changes seem well-organized and the descriptions are clear. However, there are a few minor suggestions for improvement, primarily focusing on adherence to the documentation style guide.
Summary of Findings
- Markdown Style: Blank Lines: The style guide requires blank lines before and after headings and lists. Several instances were found where this rule was not followed, potentially affecting readability.[^1]
- Sentence Case for Headings: The style guide specifies sentence case for headings. One instance was found where a heading was not in sentence case.[^2]
- Grammar and Spelling: A minor grammatical correction was identified in the release notes.[^3]
Merge Readiness
The pull request is almost ready for merging. Addressing the minor style guide violations and the grammatical correction will improve the overall quality of the documentation. Once these changes are made, the pull request should be ready for approval, though I am unable to directly approve it. Please have another reviewer approve this code before merging.
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/approve |
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[APPROVALNOTIFIER] This PR is APPROVED This pull-request has been approved by: qiancai The full list of commands accepted by this bot can be found here. The pull request process is described here
Needs approval from an approver in each of these files:
Approvers can indicate their approval by writing |
This is an automated cherry-pick of #20883
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Which TiDB version(s) do your changes apply to? (Required)
Do your changes match any of the following descriptions?