Wangda Tan created YARN-2925: -------------------------------- Summary: Internal fields in LeafQueue access should be protected when accessed from FiCaSchedulerApp to calculate Headroom Key: YARN-2925 URL: https://issues.apache.org/jira/browse/YARN-2925 Project: Hadoop YARN Issue Type: Bug Components: capacityscheduler Reporter: Wangda Tan Assignee: Wangda Tan Priority: Critical
Upon YARN-2644, FiCaScheduler will calculation up-to-date headroom before sending back Allocation response to AM. Headroom calculation is happened in LeafQueue side, uses fields like used resource, etc. But it is not protected by any lock of LeafQueue, so it might be corrupted is someone else is editing it. -- This message was sent by Atlassian JIRA (v6.3.4#6332)