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https://issues.apache.org/jira/browse/MAPREDUCE-2102?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12933064#action_12933064
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Arun C Murthy commented on MAPREDUCE-2102:
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This isn't about Hadoop filesystem counters - we could capture low-level OS
metrics for iops, read/write bytes/sec, network iops etc.
> Collect iops per task
> ---------------------
>
> Key: MAPREDUCE-2102
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2102
> Project: Hadoop Map/Reduce
> Issue Type: New Feature
> Components: task
> Reporter: Arun C Murthy
> Fix For: 0.22.0
>
>
> We should enhance the MR framework to collect iops per task along with
> CPU/Memory (MAPREDUCE-220).
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