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Posted to mapreduce-issues@hadoop.apache.org by "Scott Chen (JIRA)" <ji...@apache.org> on 2010/08/04 21:55:34 UTC
[jira] Updated: (MAPREDUCE-220) Collecting cpu and memory usage for
MapReduce tasks
[ https://issues.apache.org/jira/browse/MAPREDUCE-220?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Scott Chen updated MAPREDUCE-220:
---------------------------------
Attachment: MAPREDUCE-220-20100804.txt
Update based on Philip's suggestion.
We obtain a initial CPU cumulative time when task is initialized and we subtract it when reporting the CPU time.
> Collecting cpu and memory usage for MapReduce tasks
> ---------------------------------------------------
>
> Key: MAPREDUCE-220
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-220
> Project: Hadoop Map/Reduce
> Issue Type: New Feature
> Components: task, tasktracker
> Reporter: Hong Tang
> Assignee: Scott Chen
> Fix For: 0.22.0
>
> Attachments: MAPREDUCE-220-20100616.txt, MAPREDUCE-220-20100804.txt, MAPREDUCE-220-v1.txt, MAPREDUCE-220.txt
>
>
> It would be nice for TaskTracker to collect cpu and memory usage for individual Map or Reduce tasks over time.
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