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Posted to issues@tez.apache.org by "Bikas Saha (JIRA)" <ji...@apache.org> on 2014/04/16 19:04:15 UTC

[jira] [Created] (TEZ-1061) Support addition of vertices to a running DAG

Bikas Saha created TEZ-1061:
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             Summary: Support addition of vertices to a running DAG
                 Key: TEZ-1061
                 URL: https://issues.apache.org/jira/browse/TEZ-1061
             Project: Apache Tez
          Issue Type: Sub-task
            Reporter: Bikas Saha
            Assignee: Bikas Saha


In some optimization cases, it may be useful to be able to add a new intermediate vertex to the graph. E.g. repartitioning data if we observe that the initial partitioning will lead to poor performance.



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