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Tao Yang edited comment on YARN-8127 at 4/11/18 4:00 AM: --------------------------------------------------------- Thanks [~cheersyang] for your suggestion. LGTM, Attached v3 patch to simplify the check logic. was (Author: tao yang): Attached v3 patch to simplify the check logic. > Resource leak when async scheduling is enabled > ---------------------------------------------- > > Key: YARN-8127 > URL: https://issues.apache.org/jira/browse/YARN-8127 > Project: Hadoop YARN > Issue Type: Bug > Reporter: Weiwei Yang > Assignee: Tao Yang > Priority: Critical > Attachments: YARN-8127.001.patch, YARN-8127.002.patch, > YARN-8127.003.patch > > > Brief steps to reproduce > # Enable async scheduling, 5 threads > # Submit a lot of jobs trying to exhaust cluster resource > # After a while, observed NM allocatedĀ resourceĀ is more than resource > requested by allocated containers > Looks like the commit phase is not sync handling reserved containers, causing > some proposal incorrectly accepted, subsequently resource was deducted > multiple times for a container. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org