kangkaisen commented on a change in pull request #3604:
URL: https://github.com/apache/incubator-doris/pull/3604#discussion_r427444436
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File path: fe/src/main/java/org/apache/doris/qe/Coordinator.java
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@@ -914,17 +914,29 @@ private void computeFragmentHosts() throws Exception {
// there is no leftmost scan; we assign the same hosts as
those of our
// leftmost input fragment (so that a partitioned aggregation
// fragment runs on the hosts that provide the input data)
- PlanFragmentId inputFragmentIdx =
fragments.get(i).getChild(0).getFragmentId();
+
+ // find a input fragment which has a higher parallelism
+ int inputFragmentIndex = 0;
+ int maxParallelism = 0;
Review comment:
I think `parallelism` rename to instance_number is better.
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