[jira] [Created] (TEZ-2473) Consider using RawLocalFileSystem in MapOutput.createDiskMapOutput

[Rajesh Balamohan (JIRA)]

Rajesh Balamohan created TEZ-2473:
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             Summary: Consider using RawLocalFileSystem in 
MapOutput.createDiskMapOutput
                 Key: TEZ-2473
                 URL: https://issues.apache.org/jira/browse/TEZ-2473
             Project: Apache Tez
          Issue Type: Bug
            Reporter: Rajesh Balamohan


Currently it makes use of LocalFileSystem which would go through checksumming. 
This can save some CPU cycles in tasks involving disk merges.



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