Github user tillrohrmann commented on a diff in the pull request: https://github.com/apache/flink/pull/5416#discussion_r175702568 --- Diff: flink-yarn-tests/src/test/java/org/apache/flink/yarn/YARNSessionFIFOITCase.java --- @@ -105,7 +105,7 @@ public void testDetachedMode() throws InterruptedException, IOException { } //additional sleep for the JM/TM to start and establish connection - sleep(2000); + sleep(3000); --- End diff -- For that we should have a timeout. If the timeout is triggered, then the test should fail. A simplest approach would be to periodically check for this condition until you've exceeded the timeout time.
---