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https://issues.apache.org/jira/browse/HIVE-16343?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15972302#comment-15972302
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Prasanth Jayachandran commented on HIVE-16343:
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[~sseth]/[~gopalv] can someone plz take a look at this patch?
Verified with some more logging that PIDs are read correctly by all 3 methods
{code}
2017-04-18T03:48:07,736 INFO [main ()]
org.apache.hadoop.hive.llap.daemon.impl.LlapDaemon: Read PID 26891 from
/grid/5/hadoop/yarn/local/usercache/prasanth/appcache/application_1490656001509_0727/container_e13_1490656001509_0727_01_000009/app/run/llap-daemon.pid
2017-04-18T03:48:07,743 INFO [main ()]
org.apache.hadoop.hive.llap.daemon.impl.LlapDaemon: PID from readlink: 26891
2017-04-18T03:48:07,743 INFO [main ()]
org.apache.hadoop.hive.llap.daemon.impl.LlapDaemon: PID from jvm name: 26891
{code}
> LLAP: Publish YARN's ProcFs based memory usage to metrics for monitoring
> ------------------------------------------------------------------------
>
> Key: HIVE-16343
> URL: https://issues.apache.org/jira/browse/HIVE-16343
> Project: Hive
> Issue Type: Improvement
> Components: llap
> Affects Versions: 3.0.0
> Reporter: Prasanth Jayachandran
> Assignee: Prasanth Jayachandran
> Attachments: HIVE-16343.1.patch
>
>
> Publish MemInfo from ProcfsBasedProcessTree to llap metrics. This will useful
> for monitoring and also setting up triggers via JMC.
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