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https://issues.apache.org/jira/browse/YARN-5742?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16641393#comment-16641393
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Rohith Sharma K S commented on YARN-5742:
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Thanks [~abmodi] for review..
bq. we can directly use TimelineConnector to get the client.
Intentionally I didn't use timeline connector. It is specific to single UGI. In
our model, we need to share single web client across multiple user. So, in
patch, I am creating remote user UGI and making doAs invocation.
bq. Instead of sysout, we should log it.
make sense,
> Serve aggregated logs of historical apps from timeline service
> --------------------------------------------------------------
>
> Key: YARN-5742
> URL: https://issues.apache.org/jira/browse/YARN-5742
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: timelineserver
> Reporter: Varun Saxena
> Assignee: Rohith Sharma K S
> Priority: Critical
> Attachments: YARN-5742-POC-v0.patch, YARN-5742.v0.patch
>
>
> ATSv1.5 daemon has servlet to serve aggregated logs. But enabling only ATSv2,
> does not serve logs from CLI and UI for completed application. Log serving
> story has completely broken in ATSv2.
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