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https://issues.apache.org/jira/browse/APEXCORE-439?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15255504#comment-15255504
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ASF GitHub Bot commented on APEXCORE-439:
-----------------------------------------
Github user tweise commented on a diff in the pull request:
https://github.com/apache/incubator-apex-core/pull/314#discussion_r60839461
--- Diff:
engine/src/main/java/com/datatorrent/stram/plan/physical/PhysicalPlan.java ---
@@ -979,6 +998,14 @@ public void deployChanges() {
this.undeployOpers.removeAll(newOpers.keySet());
--- End diff --
You can add the following before this line (979) and then remove everything
added new below:
```
// redeploy dependencies of the new operators excluding the new operators
themselves
this.undeployOpers.addAll(getDependents(newOpers.keySet()));
```
> After dynamic repartition application appears blocked
> -----------------------------------------------------
>
> Key: APEXCORE-439
> URL: https://issues.apache.org/jira/browse/APEXCORE-439
> Project: Apache Apex Core
> Issue Type: Bug
> Affects Versions: 3.3.0
> Reporter: Munagala V. Ramanath
> Assignee: Munagala V. Ramanath
>
> When a file input operator (subclass of AbstractFileInputOperator) is
> dynamically repartitioned, some downstream unifiers are not identified as
> needing to be redeployed causing the window id to not advance and all
> downstream operators to be killed and restarted.
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