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Matthias Pohl commented on FLINK-34424: --------------------------------------- [~piotr.nowicki] (because it's networking; feel free to delegate) [~yunfengzhou] (because you touched the code in FLINK-33743 recently): Can someone help with investigating the cause of the issue? > BoundedBlockingSubpartitionWriteReadTest#testRead10ConsumersConcurrent times > out > -------------------------------------------------------------------------------- > > Key: FLINK-34424 > URL: https://issues.apache.org/jira/browse/FLINK-34424 > Project: Flink > Issue Type: Bug > Components: Runtime / Network > Affects Versions: 1.19.0, 1.20.0 > Reporter: Matthias Pohl > Priority: Critical > Labels: test-stability > > https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=57446&view=logs&j=0da23115-68bb-5dcd-192c-bd4c8adebde1&t=24c3384f-1bcb-57b3-224f-51bf973bbee8&l=9151 > {code} > Feb 11 13:55:29 "ForkJoinPool-50-worker-25" #414 daemon prio=5 os_prio=0 > tid=0x00007f19503af800 nid=0x284c in Object.wait() [0x00007f191b6db000] > Feb 11 13:55:29 java.lang.Thread.State: WAITING (on object monitor) > Feb 11 13:55:29 at java.lang.Object.wait(Native Method) > Feb 11 13:55:29 at java.lang.Thread.join(Thread.java:1252) > Feb 11 13:55:29 - locked <0x00000000e2e019a8> (a > org.apache.flink.runtime.io.network.partition.BoundedBlockingSubpartitionWriteReadTest$LongReader) > Feb 11 13:55:29 at > org.apache.flink.core.testutils.CheckedThread.trySync(CheckedThread.java:104) > Feb 11 13:55:29 at > org.apache.flink.core.testutils.CheckedThread.sync(CheckedThread.java:92) > Feb 11 13:55:29 at > org.apache.flink.core.testutils.CheckedThread.sync(CheckedThread.java:81) > Feb 11 13:55:29 at > org.apache.flink.runtime.io.network.partition.BoundedBlockingSubpartitionWriteReadTest.testRead10ConsumersConcurrent(BoundedBlockingSubpartitionWriteReadTest.java:177) > Feb 11 13:55:29 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native > Method) > [...] > {code} -- This message was sent by Atlassian Jira (v8.20.10#820010)