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Xiao Kang commented on MAPREDUCE-1684: -------------------------------------- What's the reason to cache ClusterStatus, performance improvement? > ClusterStatus can be cached in CapacityTaskScheduler.assignTasks() > ------------------------------------------------------------------ > > Key: MAPREDUCE-1684 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-1684 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: contrib/capacity-sched > Reporter: Amareshwari Sriramadasu > > Currently, CapacityTaskScheduler.assignTasks() calls getClusterStatus() > thrice: once in assignTasks(), once in MapTaskScheduler and once in > ReduceTaskScheduler. It can be cached in assignTasks() and re-used. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.