Github user mxm commented on a diff in the pull request: https://github.com/apache/flink/pull/1236#discussion_r41617830 --- Diff: flink-runtime/src/main/scala/org/apache/flink/runtime/jobmanager/JobManager.scala --- @@ -536,6 +536,11 @@ class JobManager( ) ) + case RequestTaskManagerInstance(instanceID) => + sender ! decorateMessage( + TaskManagerInstance(instanceManager.getRegisteredInstanceById(instanceID)) + ) + --- End diff -- Wouldn't it be better to return an InstanceNotFound message instead of a null instance?
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