Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/2791#discussion_r99583786
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/taskexecutor/TaskExecutorGateway.java
---
@@ -129,4 +130,11 @@
* @return Future acknowledge if the task is successfully canceled
*/
Future<Acknowledge> cancelTask(ExecutionAttemptID executionAttemptID,
@RpcTimeout Time timeout);
+
+ /**
+ * request heartbeat from the resource manager
--- End diff --
It does not request a heartbeat from the resource manager but it is a
heartbeat request from the resource manager.
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