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Posted to mapreduce-issues@hadoop.apache.org by "Nigel Daley (JIRA)" <ji...@apache.org> on 2011/04/10 02:55:06 UTC
[jira] [Updated] (MAPREDUCE-2170) Send out last-minute load
averages in TaskTrackerStatus
[ https://issues.apache.org/jira/browse/MAPREDUCE-2170?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Nigel Daley updated MAPREDUCE-2170:
-----------------------------------
Priority: Critical (was: Blocker)
Fix Version/s: (was: 0.22.0)
This isn't a blocker for 0.22. Removing from 0.22.
> Send out last-minute load averages in TaskTrackerStatus
> -------------------------------------------------------
>
> Key: MAPREDUCE-2170
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2170
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: jobtracker
> Affects Versions: 0.22.0
> Environment: GNU/Linux
> Reporter: Harsh J Chouraria
> Assignee: Harsh J Chouraria
> Priority: Critical
> Attachments: mapreduce.loadaverage.r3.diff, mapreduce.loadaverage.r4.diff, mapreduce.loadaverage.r5.diff
>
> Original Estimate: 20m
> Remaining Estimate: 20m
>
> Load averages could be useful in scheduling. This patch looks to extend the existing Linux resource plugin (via /proc/loadavg file) to allow transmitting load averages of the last one minute via the TaskTrackerStatus.
> Patch is up for review, with test cases added, at: https://reviews.apache.org/r/20/
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