You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@hive.apache.org by "Prasanth Jayachandran (JIRA)" <ji...@apache.org> on 2016/02/18 23:10:20 UTC
[jira] [Resolved] (HIVE-13087) LLAP: Print STW pause time and
useful application time
[ https://issues.apache.org/jira/browse/HIVE-13087?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Prasanth Jayachandran resolved HIVE-13087.
------------------------------------------
Resolution: Fixed
Fix Version/s: 2.1.0
Committed to master
> LLAP: Print STW pause time and useful application time
> ------------------------------------------------------
>
> Key: HIVE-13087
> URL: https://issues.apache.org/jira/browse/HIVE-13087
> Project: Hive
> Issue Type: Bug
> Affects Versions: 2.1.0
> Reporter: Prasanth Jayachandran
> Assignee: Prasanth Jayachandran
> Fix For: 2.1.0
>
> Attachments: HIVE-13087.1.patch
>
>
> The daemons currently prints GC details. It will be useful to print the total useful time application spent and the total time for which application threads are stopped.
> Need to add
> {code}
> -XX:+PrintGCApplicationStoppedTime -XX:+PrintGCApplicationConcurrentTime
> {code}
> to get something like
> {code}
> Application time: 0.3440086 seconds
> Total time for which application threads were stopped: 0.0620105 seconds
> Application time: 0.2100691 seconds
> Total time for which application threads were stopped: 0.0890223 seconds
> {code}
> Reference: https://plumbr.eu/blog/performance-blog/logging-stop-the-world-pauses-in-jvm
> NO PRECOMMIT TESTS
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)