[FLINK-20438] SystemProcessingTimeServiceTest fails due to missing output

• Type: Test
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 1.13.0
• Component/s: API / DataStream
• Labels: testability
• Assignee: Unassigned
• Reporter: Matthias
• Created: 01/Dec/20 08:39
• Updated: 01/Dec/20 09:18

Description

This build failed due to org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeServiceTest not getting back, i.e. not producing output, for 900 seconds.

# ...
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Process produced no output for 900 seconds.
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# ...

The Thread Stacktraces are printed in the build's output. The last test that didn't finish is SystemProcessingTimeServiceTest according to the build artifact's mvn-2.log:

# ...
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Test testShutdownAndWaitPending(org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeServiceTest) is running.
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15:27:56,727 [                main] INFO  org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeServiceTest [] - 
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Test testShutdownAndWaitPending(org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeServiceTest) successfully run.
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15:27:56,728 [                main] INFO  org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeServiceTest [] - 
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Test testQuiesceAndAwaitingCancelsScheduledAtFixRateFuture(org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeServiceTest) is running.