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Posted to issues@beam.apache.org by "Beam JIRA Bot (Jira)" <ji...@apache.org> on 2022/05/07 17:00:00 UTC

[jira] [Commented] (BEAM-14144) Record JFR profiles when GC thrashing is detected

    [ https://issues.apache.org/jira/browse/BEAM-14144?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17533303#comment-17533303 ] 

Beam JIRA Bot commented on BEAM-14144:
--------------------------------------

This issue is assigned but has not received an update in 30 days so it has been labeled "stale-assigned". If you are still working on the issue, please give an update and remove the label. If you are no longer working on the issue, please unassign so someone else may work on it. In 7 days the issue will be automatically unassigned.

> Record JFR profiles when GC thrashing is detected
> -------------------------------------------------
>
>                 Key: BEAM-14144
>                 URL: https://issues.apache.org/jira/browse/BEAM-14144
>             Project: Beam
>          Issue Type: Improvement
>          Components: runner-dataflow
>            Reporter: Steve Niemitz
>            Assignee: Steve Niemitz
>            Priority: P2
>              Labels: stale-assigned
>          Time Spent: 3h 20m
>  Remaining Estimate: 0h
>
> It'd be useful for debugging GC issues in jobs to have allocation profiles when it was occurring.   In java 9+, JFR is included in the JDK, we could use that to record profiles when GC thrashing is detected.



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