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https://issues.apache.org/jira/browse/BEAM-12776?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17531864#comment-17531864
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Beam JIRA Bot commented on BEAM-12776:
--------------------------------------
This issue was marked "stale-P2" and has not received a public comment in 14
days. It is now automatically moved to P3. If you are still affected by it, you
can comment and move it back to P2.
> Improve parallelism of closing files in FileIO
> ----------------------------------------------
>
> Key: BEAM-12776
> URL: https://issues.apache.org/jira/browse/BEAM-12776
> Project: Beam
> Issue Type: Bug
> Components: io-java-files
> Reporter: Sam Whittle
> Priority: P3
> Time Spent: 2h
> Remaining Estimate: 0h
>
> Currently close happens in processElement which is per-window.
> If there are many windows firing this can throttle throughput waiting for IO
> instead of closing in parallel in finishBundle.
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