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zhihai xu updated YARN-3446: ---------------------------- Attachment: YARN-3446.003.patch > FairScheduler HeadRoom calculation should exclude nodes in the blacklist. > ------------------------------------------------------------------------- > > Key: YARN-3446 > URL: https://issues.apache.org/jira/browse/YARN-3446 > Project: Hadoop YARN > Issue Type: Bug > Components: fairscheduler > Reporter: zhihai xu > Assignee: zhihai xu > Attachments: YARN-3446.000.patch, YARN-3446.001.patch, > YARN-3446.002.patch, YARN-3446.003.patch > > > FairScheduler HeadRoom calculation should exclude nodes in the blacklist. > MRAppMaster does not preempt the reducers because for Reducer preemption > calculation, headRoom is considering blacklisted nodes. This makes jobs to > hang forever(ResourceManager does not assign any new containers on > blacklisted nodes but availableResource AM get from RM includes blacklisted > nodes available resource). > This issue is similar as YARN-1680 which is for Capacity Scheduler. -- This message was sent by Atlassian JIRA (v6.3.4#6332)