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Posted to common-dev@hadoop.apache.org by "Amr Awadallah (JIRA)" <ji...@apache.org> on 2009/04/15 23:06:15 UTC
[jira] Commented: (HADOOP-5684) separate jvm param for mapper and
reducer
[ https://issues.apache.org/jira/browse/HADOOP-5684?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12699383#action_12699383 ]
Amr Awadallah commented on HADOOP-5684:
---------------------------------------
+1, I like this idea.
-- amr
> separate jvm param for mapper and reducer
> -----------------------------------------
>
> Key: HADOOP-5684
> URL: https://issues.apache.org/jira/browse/HADOOP-5684
> Project: Hadoop Core
> Issue Type: Improvement
> Components: mapred
> Reporter: Koji Noguchi
> Priority: Minor
>
> Memory footprint of mapper and reducer can differ.
> It would be nice if we can pass different jvm param (mapred.child.java.opts) for mappers and reducers.
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