You are viewing a plain text version of this content. The canonical link for it is here.
Posted to yarn-issues@hadoop.apache.org by "Siddharth Seth (JIRA)" <ji...@apache.org> on 2013/02/05 00:38:13 UTC
[jira] [Commented] (YARN-360) Allow apps to concurrently register
tokens for renewal
[ https://issues.apache.org/jira/browse/YARN-360?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13570746#comment-13570746 ]
Siddharth Seth commented on YARN-360:
-------------------------------------
+1. Committing this. Nice unit test btw. The test failure isn't related; passes locally on multiple runs.
> Allow apps to concurrently register tokens for renewal
> ------------------------------------------------------
>
> Key: YARN-360
> URL: https://issues.apache.org/jira/browse/YARN-360
> Project: Hadoop YARN
> Issue Type: Bug
> Affects Versions: 0.23.3, 3.0.0, 2.0.0-alpha
> Reporter: Daryn Sharp
> Assignee: Daryn Sharp
> Priority: Critical
> Attachments: YARN-357.patch, YARN-360.patch
>
>
> {{DelegationTokenRenewer#addApplication}} has an unnecessary {{synchronized}} keyword. This serializes job submissions and can add unnecessary latency and/or hang all submissions if there are problems renewing the token.
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira