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https://issues.apache.org/jira/browse/FLINK-40663?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18129184#comment-18129184
]
Martijn Visser commented on FLINK-40663:
----------------------------------------
Thirteen more failed jobs on release-1.20 since my last comment:
2026-10-09 (Java 17):
https://github.com/apache/flink/actions/runs/37873516400/job/113647179853
2026-10-11 (Hadoop 3.1.3):
https://github.com/apache/flink/actions/runs/38104536665/job/114373748562
2026-10-11 (Java 21):
https://github.com/apache/flink/actions/runs/38104536665/job/114375012409
2026-10-12 (Java 17):
https://github.com/apache/flink/actions/runs/38195298249/job/114647990755
2026-10-13 (test_cron_azure, Java 8):
https://dev.azure.com/apache-flink/98463496-1af2-4620-8eab-a2ecc1a2e6fe/_build/results?buildId=80087&view=logs&j=a9db68b9-a7e0-54b6-0f98-010e0aff39e2
2026-10-14 (test_cron_azure, Java 8):
https://dev.azure.com/apache-flink/98463496-1af2-4620-8eab-a2ecc1a2e6fe/_build/results?buildId=80127&view=logs&j=a9db68b9-a7e0-54b6-0f98-010e0aff39e2
2026-10-15 (Java 17):
https://github.com/apache/flink/actions/runs/38668957267/job/116219952470
2026-10-15 (Java 8):
https://github.com/apache/flink/actions/runs/38668957267/job/116220784541
2026-10-15 (Hadoop 3.1.3):
https://github.com/apache/flink/actions/runs/38668957267/job/116221286959
2026-10-16 (Java 11):
https://github.com/apache/flink/actions/runs/38838333238/job/116782284945
2026-10-16 (AdaptiveScheduler):
https://github.com/apache/flink/actions/runs/38838333238/job/116784078419
2026-10-16 (Hadoop 3.1.3):
https://github.com/apache/flink/actions/runs/38838333238/job/116785282531
2026-10-16 (push, Java 8):
https://github.com/apache/flink/actions/runs/38837104766/job/116781773834
{code}
[ERROR]
org.apache.flink.table.planner.runtime.stream.sql.WindowDistinctAggregateStressITCase.testCumulateWindowRollupUnderBackpressure
-- Time elapsed: 620.6 s <<< ERROR!
java.util.concurrent.ExecutionException:
org.apache.flink.table.api.TableException: Failed to wait job finish
at
org.apache.flink.table.planner.runtime.stream.sql.WindowDistinctAggregateStressITCase.runQuery(WindowDistinctAggregateStressITCase.java:191)
...
Caused by: org.apache.flink.util.FlinkRuntimeException: Exceeded checkpoint
tolerable failure threshold. The latest checkpoint failed due to Checkpoint
expired before completing.
{code}
The Java 11 job of 2026-10-16 again has the FLINK-38574 exception ten minutes
before the expiry:
{code}
03:08:41,920 [jobmanager-io-thread-1] WARN
org.apache.flink.runtime.jobmaster.JobMaster [] - Error while
processing AcknowledgeCheckpoint message
java.lang.IllegalStateException: Attempt to reference unknown state:
cc4daf9e-2ce0-3297-9cc6-db3c5e6b4b2a
at
org.apache.flink.runtime.state.SharedStateRegistryImpl.registerReference(SharedStateRegistryImpl.java:97)
~[flink-runtime-1.20-SNAPSHOT.jar:1.20-SNAPSHOT]
03:18:40,701 [ Checkpoint Timer] INFO
org.apache.flink.runtime.checkpoint.CheckpointCoordinator [] - Checkpoint 8
of job fff443ea65dbceebcdb46441c97696fc expired before completing.
{code}
> WindowDistinctAggregateStressITCase.testCumulateWindowRollupUnderBackpressure
> times out after 600s
> ---------------------------------------------------------------------------------------------------
>
> Key: FLINK-40663
> URL: https://issues.apache.org/jira/browse/FLINK-40663
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / Runtime
> Affects Versions: 1.20.6
> Reporter: Martijn Visser
> Priority: Critical
> Labels: test-stability
>
> {code}
> [ERROR]
> org.apache.flink.table.planner.runtime.stream.sql.WindowDistinctAggregateStressITCase.testCumulateWindowRollupUnderBackpressure
> -- Time elapsed: 617.2 s <<< ERROR!
> java.util.concurrent.ExecutionException:
> org.apache.flink.table.api.TableException: Failed to wait job finish
> at
> java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
> at
> org.apache.flink.table.api.internal.TableResultImpl.awaitInternal(TableResultImpl.java:122)
> at
> org.apache.flink.table.planner.runtime.stream.sql.WindowDistinctAggregateStressITCase.runQuery(WindowDistinctAggregateStressITCase.java:191)
> at
> org.apache.flink.table.planner.runtime.stream.sql.WindowDistinctAggregateStressITCase.testCumulateWindowRollupUnderBackpressure(WindowDistinctAggregateStressITCase.java:149)
> Caused by: org.apache.flink.table.api.TableException: Failed to wait job
> finish
> at
> org.apache.flink.table.api.internal.InsertResultProvider.hasNext(InsertResultProvider.java:85)
> {code}
> Three occurrences in the window, on two different profiles and on both a
> nightly and a push run:
> https://github.com/apache/flink/actions/runs/34919682822 (nightly 2026-09-15,
> Java 11)
> https://github.com/apache/flink/actions/runs/34798014224 (nightly 2026-09-14,
> Java 17)
> https://github.com/apache/flink/actions/runs/34861606726 (push 2026-09-14,
> Java 8)
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