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https://issues.apache.org/jira/browse/HUDI-3516?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Raymond Xu updated HUDI-3516:
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Component/s: writer-core
> Optimize the memory of HoodieDataBlock for Flink
> ------------------------------------------------
>
> Key: HUDI-3516
> URL: https://issues.apache.org/jira/browse/HUDI-3516
> Project: Apache Hudi
> Issue Type: Improvement
> Components: flink, index, reader-core, writer-core
> Reporter: Bo Cui
> Assignee: Bo Cui
> Priority: Critical
> Labels: pull-request-available
> Fix For: 0.11.0
>
> Attachments: image-2022-02-25-16-19-05-244.png,
> image-2022-02-25-16-22-49-689.png
>
>
> [https://github.com/apache/hudi/blob/45d1216e91babcfb92470a7b5c314fefa27fce0d/hudi-common/src/main/java/org/apache/hudi/common/table/log/AbstractHoodieLogRecordReader.java#L365]
> the logic uses a lot of memory and has memory leaks..
> !image-2022-02-25-16-19-05-244.png!
>
> Memory leakage：We used ThreadLocal, but forgot to use ThreadLocal#remove()
> [https://github.com/apache/hudi/blob/45d1216e91babcfb92470a7b5c314fefa27fce0d/hudi-common/src/main/java/org/apache/hudi/common/table/log/block/HoodieAvroDataBlock.java#L63]
> !image-2022-02-25-16-22-49-689.png!
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