[
https://issues.apache.org/jira/browse/YARN-7397?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Daniel Templeton updated YARN-7397:
-----------------------------------
Fix Version/s: 3.0.0
> Reduce lock contention in FairScheduler#getAppWeight()
> ------------------------------------------------------
>
> Key: YARN-7397
> URL: https://issues.apache.org/jira/browse/YARN-7397
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: fairscheduler
> Affects Versions: 3.1.0
> Reporter: Daniel Templeton
> Assignee: Daniel Templeton
> Fix For: 3.0.0, 3.1.0
>
> Attachments: YARN-7397.001.patch, YARN-7397.branch-3.0.001.patch
>
>
> In profiling the fair scheduler, a large amount of time is spent waiting to
> get the lock in {{FairScheduler.getAppWeight()}}, when the lock isn't
> actually needed. This patch reduces the scope of the lock to eliminate that
> contention.
--
This message was sent by Atlassian JIRA
(v6.4.14#64029)
---------------------------------------------------------------------
To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org
