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()));
```
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