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https://issues.apache.org/jira/browse/WHIRR-282?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13019825#comment-13019825
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Andrei Savu commented on WHIRR-282:
-----------------------------------
+1 Looks good. I think we can also do a better job at setting a default value
for {{hadoop-mapreduce.mapred.child.java.opts=-Xmx550m}}.
> Set number of Hadoop slots based on hardware
> --------------------------------------------
>
> Key: WHIRR-282
> URL: https://issues.apache.org/jira/browse/WHIRR-282
> Project: Whirr
> Issue Type: Improvement
> Components: service/hadoop
> Reporter: Tom White
> Assignee: Tom White
> Fix For: 0.5.0
>
> Attachments: WHIRR-282.patch
>
>
> We can use the jclouds node metadata to find out the number of cores per
> node, and use it to set the mapred.tasktracker.{map,reduce}.tasks.maximum
> properties.
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