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Posted to yarn-issues@hadoop.apache.org by "Karthik Kambatla (JIRA)" <ji...@apache.org> on 2015/03/05 03:05:43 UTC

[jira] [Updated] (YARN-3231) FairScheduler: Changing queueMaxRunningApps interferes with pending jobs

     [ https://issues.apache.org/jira/browse/YARN-3231?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Karthik Kambatla updated YARN-3231:
-----------------------------------
    Summary: FairScheduler: Changing queueMaxRunningApps interferes with pending jobs  (was: FairScheduler changing queueMaxRunningApps on the fly will cause all pending job stuck)

> FairScheduler: Changing queueMaxRunningApps interferes with pending jobs
> ------------------------------------------------------------------------
>
>                 Key: YARN-3231
>                 URL: https://issues.apache.org/jira/browse/YARN-3231
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Siqi Li
>            Assignee: Siqi Li
>            Priority: Critical
>         Attachments: YARN-3231.v1.patch, YARN-3231.v2.patch, YARN-3231.v3.patch, YARN-3231.v4.patch
>
>
> When a queue is piling up with a lot of pending jobs due to the maxRunningApps limit. We want to increase this property on the fly to make some of the pending job active. However, once we increase the limit, all pending jobs were not assigned any resource, and were stuck forever.



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