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https://issues.apache.org/jira/browse/TEZ-3673?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15984199#comment-15984199
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Harish Jaiprakash commented on TEZ-3673:
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Thanks [~sseth]. Changed it to percentage, sorry I did not notice that from
your earlier comment. I'm making the test changes to verify numspills, hit some
race conditions. I'll try to debug them today.
> Allocate smaller buffers in UnorderedPartitionedKVWriter
> --------------------------------------------------------
>
> Key: TEZ-3673
> URL: https://issues.apache.org/jira/browse/TEZ-3673
> Project: Apache Tez
> Issue Type: Improvement
> Reporter: Harish Jaiprakash
> Assignee: Harish Jaiprakash
> Attachments: TEZ-3673.01.patch, TEZ-3673.02.patch
>
>
> UnorderedPartitionedKVWriter allocates in bigger chunks. It may or may not
> get filled up. In PipelinedSorter, we start off with 32MB chunks. But
> UnorderedPartitionedKVWriter can be worse as it allocates bigger blocks. Need
> to revisit this allocation.
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