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https://issues.apache.org/jira/browse/IOTDB-4251?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17602079#comment-17602079
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Liuxuxin commented on IOTDB-4251:
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Design doc: https://apache-iotdb.feishu.cn/docx/doxcn8f9DvHJEusQcktKBblTRTe
> Persist ChunkMetadata in TsFileIOWriter ahead of time to save memory
> --------------------------------------------------------------------
>
> Key: IOTDB-4251
> URL: https://issues.apache.org/jira/browse/IOTDB-4251
> Project: Apache IoTDB
> Issue Type: Improvement
> Reporter: Liuxuxin
> Assignee: Liuxuxin
> Priority: Major
> Fix For: master branch, 0.13.2
>
> Attachments: image.png
>
>
> In the scenario of massive active sequences, the ChunkMetadata in
> TsFileIOWriter occupies a large part of the memory, which may lead to OOM.
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