belugabehr commented on a change in pull request #90:
URL: https://github.com/apache/tez/pull/90#discussion_r563394261



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File path: tez-dag/src/main/java/org/apache/tez/dag/app/DAGAppMaster.java
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@@ -313,7 +311,6 @@
   /**
    * set of already executed dag names.
    */
-  Set<String> dagNames = new HashSet<String>();

Review comment:
       No references to this variable anywhere




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