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Posted to issues@tez.apache.org by "Rajesh Balamohan (JIRA)" <ji...@apache.org> on 2015/06/09 07:23:00 UTC

[jira] [Created] (TEZ-2543) Consider having intermediate checksums in ifile

Rajesh Balamohan created TEZ-2543:
-------------------------------------

             Summary: Consider having intermediate checksums in ifile
                 Key: TEZ-2543
                 URL: https://issues.apache.org/jira/browse/TEZ-2543
             Project: Apache Tez
          Issue Type: Improvement
            Reporter: Rajesh Balamohan


- Currently it is written at the end of the file.
- Writing checksums once every 4 MB (for example), could be beneficial for early failure detection.



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