[ https://issues.apache.org/jira/browse/MAPREDUCE-2469?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Amar Kamat updated MAPREDUCE-2469: ---------------------------------- Attachment: mapreduce-2469-v1.4.patch Attaching a new patch incorporating Ravi's offline comments. test-patch passed. The only change is in TestJobCounters and that passed on my box. > Task counters should also report the total heap usage of the task > ----------------------------------------------------------------- > > Key: MAPREDUCE-2469 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-2469 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Components: task > Affects Versions: 0.23.0 > Reporter: Amar Kamat > Assignee: Amar Kamat > Labels: mapreduce > Attachments: 2469.v0.1.patch, mapreduce-2469-v1.1.patch, > mapreduce-2469-v1.2.patch, mapreduce-2469-v1.3.patch, > mapreduce-2469-v1.4.patch > > > Currently, the task counters report VSS and RSS usage of the task. The task > counter should also report the total heap usage of the task also. The task > might be configured with a max heap size of M but the task's total heap usage > might only be H, where H < M. In such a case, knowing only M doesn't provide > a complete picture of the task's memory usage. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira