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Posted to issues@tez.apache.org by "Zhiyuan Yang (JIRA)" <ji...@apache.org> on 2017/08/14 21:12:00 UTC

[jira] [Created] (TEZ-3819) Round robin partitioner make fair cartesian product not fault tolerant

Zhiyuan Yang created TEZ-3819:
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             Summary: Round robin partitioner make fair cartesian product not fault tolerant
                 Key: TEZ-3819
                 URL: https://issues.apache.org/jira/browse/TEZ-3819
             Project: Apache Tez
          Issue Type: Bug
            Reporter: Zhiyuan Yang
            Assignee: Zhiyuan Yang


In case of task failure and retry, round robin partitioner cannot give consistent partitioning, which can cause wrong output of fair cartesian product.



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