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Posted to jira@kafka.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2020/03/06 07:47:00 UTC
[jira] [Commented] (KAFKA-9670) Benchmark and optimize
MetadataResponse preparation
[ https://issues.apache.org/jira/browse/KAFKA-9670?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17053110#comment-17053110 ]
ASF GitHub Bot commented on KAFKA-9670:
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omkreddy commented on pull request #8236: KAFKA-9670: Reduce allocations in Metadata Response preparation
URL: https://github.com/apache/kafka/pull/8236
This PR removes innternediate conversions between `MetadataResponse.TopicMetadata ` <=> `MetadataResponseTopic` and `MetadataResponseData.MetadataResponseTopic` <=> `MetadataResponsePartition` objects.
There is 15-20% reduction in garbage generation and 5-10% improvement in metadata request performance.
### Committer Checklist (excluded from commit message)
- [ ] Verify design and implementation
- [ ] Verify test coverage and CI build status
- [ ] Verify documentation (including upgrade notes)
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> Benchmark and optimize MetadataResponse preparation
> ---------------------------------------------------
>
> Key: KAFKA-9670
> URL: https://issues.apache.org/jira/browse/KAFKA-9670
> Project: Kafka
> Issue Type: Task
> Reporter: Manikumar
> Assignee: Manikumar
> Priority: Major
> Fix For: 2.6.0
>
>
> This JIRA to remove unnecessary intermediate object conversions in Metadata Response preparation. We will also add Benchmark test to track perf improvements.
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