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https://issues.apache.org/jira/browse/RATIS-2161?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tsz-wo Sze updated RATIS-2161:
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Component/s: gRPC
[~tohsakarin__], thanks for filing this JIRA!
bq. ... there is a sudden crash, ...
What kind of crash?
> Grpc may spawn many threads
> ---------------------------
>
> Key: RATIS-2161
> URL: https://issues.apache.org/jira/browse/RATIS-2161
> Project: Ratis
> Issue Type: Wish
> Components: gRPC
> Reporter: yuuka
> Priority: Major
> Attachments: image-2024-09-23-10-18-27-800.png,
> image-2024-09-23-10-23-55-154.png, image-2024-09-23-10-28-52-065.png
>
>
> Under high load, if there are many RaftGroup leaders on one machine and there
> is a sudden crash, grpc may create many threads to handle requestVote and
> appendEntry, etc.N, frequent thread creation and context switching, which may
> lead to performance degradation.
>
> !image-2024-09-23-10-18-27-800.png!
>
> !image-2024-09-23-10-23-55-154.png!
> !image-2024-09-23-10-28-52-065.png!
> It seems that grpc will not release the thread yet.
> We can specify a fixed number of thread pools or periodically recycle threads
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