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Thomas Graves commented on YARN-211: ------------------------------------ This is already supported. see http://hadoop.apache.org/docs/r0.23.3/hadoop-yarn/hadoop-yarn-site/CapacityScheduler.html you can set both maximum-applications and maximum-am-resource-percent either globally or per queue. > Allow definition of max-active-tasks per queue > ---------------------------------------------- > > Key: YARN-211 > URL: https://issues.apache.org/jira/browse/YARN-211 > Project: Hadoop YARN > Issue Type: Improvement > Components: capacityscheduler > Reporter: Radim Kolar > Attachments: capacity-maxactive.txt > > > In some cases, automatic max-active is not enough, especially if you need > less active tasks in given queue -- 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