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https://issues.apache.org/jira/browse/YARN-10868?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Song Jiacheng updated YARN-10868:
---------------------------------
Description:
In FairScheduler, remove a app attempt will call
MaxRunningAppsEnforcer#updateRunnabilityOnAppRemoval to find some non-runnable
apps and make them not pending. This method will call updateAppsRunnability at
the end, and set appsNowMaybeRunnable.size() as the method parameter
"maxRunnableApps",as below:
{code:java}
updateAppsRunnability(appsNowMaybeRunnable,
appsNowMaybeRunnable.size());
{code}
was:In FairScheduler, remove a app attempt will call
MaxRunningAppsEnforcer#updateRunnabilityOnAppRemoval to find some non-runnable
apps and make them not pending. This method will call updateAppsRunnability at
the end, and set appsNowMaybeRunnable.size() as the method parameter
"maxRunnableApps"
> FairScheduler: updateAppsRunnability never break
> ------------------------------------------------
>
> Key: YARN-10868
> URL: https://issues.apache.org/jira/browse/YARN-10868
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager
> Affects Versions: 3.2.1
> Reporter: Song Jiacheng
> Priority: Major
>
> In FairScheduler, remove a app attempt will call
> MaxRunningAppsEnforcer#updateRunnabilityOnAppRemoval to find some
> non-runnable apps and make them not pending. This method will call
> updateAppsRunnability at the end, and set appsNowMaybeRunnable.size() as the
> method parameter "maxRunnableApps",as below:
> {code:java}
> updateAppsRunnability(appsNowMaybeRunnable,
> appsNowMaybeRunnable.size());
> {code}
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