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https://issues.apache.org/jira/browse/YARN-9374?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16867195#comment-16867195
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Prabhu Joseph commented on YARN-9374:
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[~snemeth] Can you review this Jira when you get time. This fixesÂ
HBaseTimelineWriterImpl (part of NodeManager AuxillaryService) threads getting
blocked during synchronous write calls when Hbase is down.
> HBaseTimelineWriterImpl sync writes has to avoid thread blocking if storage
> down
> --------------------------------------------------------------------------------
>
> Key: YARN-9374
> URL: https://issues.apache.org/jira/browse/YARN-9374
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: ATSv2
> Affects Versions: 3.2.0
> Reporter: Prabhu Joseph
> Assignee: Prabhu Joseph
> Priority: Major
> Attachments: YARN-9374-001.patch, YARN-9374-002.patch,
> YARN-9374-003.patch
>
>
> HBaseTimelineWriterImpl sync writes has to avoid thread blocking if storage
> is down. Currently we check if hbase storage is down in TimelineReader before
> reading entities and fail immediately in YARN-8302. Similar fix is needed for
> write. Async is handled in YARN-9335.
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