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https://issues.apache.org/jira/browse/PIG-1395?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12861611#action_12861611
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Pradeep Kamath commented on PIG-1395:
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+1, the comment can be updated to reflect the nature of the comparison in the
code - currently the comment and code seem to be different. - otherwise the
change looks good.
> Mapside cogroup runs out of memory
> ----------------------------------
>
> Key: PIG-1395
> URL: https://issues.apache.org/jira/browse/PIG-1395
> Project: Pig
> Issue Type: Improvement
> Components: impl
> Affects Versions: 0.8.0
> Reporter: Ashutosh Chauhan
> Assignee: Ashutosh Chauhan
> Fix For: 0.8.0
>
> Attachments: cogrp_mem.patch
>
>
> In a particular scenario when there aren't lot of tuples with a same key in a
> relation (i.e. there aren't many repeating keys) map tasks doing cogroup
> fails with GC overhead exception.
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