[FLINK-34921] SystemProcessingTimeServiceTest fails due to missing output

• Type: Bug
• Status: Open
• Priority: Critical
• Resolution: Unresolved
• Affects Version/s: 1.20.0
• Component/s: API / DataStream
• Labels: test-stability
• Assignee: Unassigned
• Reporter: Matthias Pohl
• Created: 22/Mar/24 14:38
• Updated: 08/Apr/24 09:36

Description

This PR CI build with AdaptiveScheduler enabled failed:
https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=58476&view=logs&j=0da23115-68bb-5dcd-192c-bd4c8adebde1&t=24c3384f-1bcb-57b3-224f-51bf973bbee8&l=11224

"ForkJoinPool-61-worker-25" #863 daemon prio=5 os_prio=0 tid=0x00007f8c19eba000 nid=0x60a5 waiting on condition [0x00007f8bc2cf9000]
Mar 21 17:19:42    java.lang.Thread.State: WAITING (parking)
Mar 21 17:19:42 	at sun.misc.Unsafe.park(Native Method)
Mar 21 17:19:42 	- parking to wait for  <0x00000000d81959b8> (a java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask)
Mar 21 17:19:42 	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
Mar 21 17:19:42 	at java.util.concurrent.FutureTask.awaitDone(FutureTask.java:429)
Mar 21 17:19:42 	at java.util.concurrent.FutureTask.get(FutureTask.java:191)
Mar 21 17:19:42 	at org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeServiceTest$$Lambda$1443/1477662666.call(Unknown Source)
Mar 21 17:19:42 	at org.assertj.core.api.ThrowableAssert.catchThrowable(ThrowableAssert.java:63)
Mar 21 17:19:42 	at org.assertj.core.api.AssertionsForClassTypes.catchThrowable(AssertionsForClassTypes.java:892)
Mar 21 17:19:42 	at org.assertj.core.api.Assertions.catchThrowable(Assertions.java:1366)
Mar 21 17:19:42 	at org.assertj.core.api.Assertions.assertThatThrownBy(Assertions.java:1210)
Mar 21 17:19:42 	at org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeServiceTest.testQuiesceAndAwaitingCancelsScheduledAtFixRateFuture(SystemProcessingTimeServiceTest.java:92)

Issue Links

• Discovered while testing: FLINK-34409 Increase test coverage for AdaptiveScheduler
• is related to: FLINK-20438 SystemProcessingTimeServiceTest fails due to missing output