Github user StephanEwen commented on the pull request: https://github.com/apache/flink/commit/8231b62ff42aae53ca3a7b552980838ccab824ab#commitcomment-29792609 In flink-runtime/src/main/java/org/apache/flink/runtime/jobmanager/scheduler/CoLocationGroup.java: In flink-runtime/src/main/java/org/apache/flink/runtime/jobmanager/scheduler/CoLocationGroup.java on line 81: Looks redundant, I agree.
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