vdiravka commented on a change in pull request #1455: DRILL-6724: Dump operator 
context to logs when error occurs during query execution
URL: https://github.com/apache/drill/pull/1455#discussion_r220518550
 
 

 ##########
 File path: 
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/BaseRootExec.java
 ##########
 @@ -123,6 +124,28 @@ public void receivingFragmentFinished(final 
FragmentHandle handle) {
     logger.warn("Currently not handling FinishedFragment message");
   }
 
+  @Override
+  public void dumpOperators() {
+    final int numberOfBatchesToDump = 2;
+    logger.error("Operator dump started: dumping last {} failed batches", 
numberOfBatchesToDump);
 
 Review comment:
   I am confused. Do we dump operators or batches? From your last comments it 
seems you named wrongly the object of dumping. Do we need to rename them here 
too?

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