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https://issues.apache.org/jira/browse/HDFS-7845?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14341842#comment-14341842
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Brahma Reddy Battula commented on HDFS-7845:
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Yes,plain snappy and lz4 might not make difference..shuffle+lz4 sounds good to
me.....Can we think of cmx compression which is introduced in Hadoop-11644 (
which is interesting)?
> Compress block reports
> ----------------------
>
> Key: HDFS-7845
> URL: https://issues.apache.org/jira/browse/HDFS-7845
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Affects Versions: HDFS-7836
> Reporter: Colin Patrick McCabe
> Assignee: Charles Lamb
>
> We should optionally compress block reports using a low-cpu codec such as lz4
> or snappy.
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