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https://issues.apache.org/jira/browse/YARN-9374?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16870448#comment-16870448
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Prabhu Joseph commented on YARN-9374:
-------------------------------------
[~eyang] Thanks for reviewing. Have removed {{isHBaseDown}} and used
{{IOException}} detection for both {{HbaseTimelineWriter}} and
{{HbaseTimelineReader}} in [^YARN-9374-007.patch].
> 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, YARN-9374-004.patch, YARN-9374-005.patch,
> YARN-9374-006.patch, YARN-9374-007.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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