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Posted to issues@flink.apache.org by "huyuliang (Jira)" <ji...@apache.org> on 2025/12/05 03:50:00 UTC

[jira] [Updated] (FLINK-38783) Caused by: java.util.ConcurrentModificationException

     [ https://issues.apache.org/jira/browse/FLINK-38783?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

huyuliang updated FLINK-38783:
------------------------------
    Priority: Critical  (was: Major)

> Caused by: java.util.ConcurrentModificationException
> ----------------------------------------------------
>
>                 Key: FLINK-38783
>                 URL: https://issues.apache.org/jira/browse/FLINK-38783
>             Project: Flink
>          Issue Type: Bug
>    Affects Versions: 1.20.3
>         Environment: flink 1.20.3
> hadoop 3.3.6
>            Reporter: huyuliang
>            Priority: Critical
>              Labels: bug
>
> Occasionally occurs, but no way to stably trigger it has been found.
> Caused by: java.util.ConcurrentModificationException
>         at java.base/java.util.HashMap.computeIfAbsent(HashMap.java:1298) ~[?:?]
>         at org.apache.flink.runtime.io.network.partition.hybrid.tiered.storage.TieredStorageResourceRegistry.registerResource(TieredStorageResourceRegistry.java:46) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.io.network.partition.hybrid.tiered.netty.TieredStorageNettyServiceImpl.lambda$registerProducer$1(TieredStorageNettyServiceImpl.java:80) ~[flink-dist-1.20.3.jar:1.20.3]
>         at java.base/java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1737) ~[?:?]
>         at org.apache.flink.runtime.io.network.partition.hybrid.tiered.netty.TieredStorageNettyServiceImpl.registerProducer(TieredStorageNettyServiceImpl.java:76) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.io.network.partition.hybrid.tiered.tier.memory.MemoryTierProducerAgent.<init>(MemoryTierProducerAgent.java:100) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.io.network.partition.hybrid.tiered.tier.memory.MemoryTierFactory.createProducerAgent(MemoryTierFactory.java:114) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.io.network.partition.hybrid.tiered.shuffle.TieredResultPartitionFactory.createTierProducerAgentsAndMemorySpecs(TieredResultPartitionFactory.java:227) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.io.network.partition.hybrid.tiered.shuffle.TieredResultPartitionFactory.createTieredResultPartition(TieredResultPartitionFactory.java:123) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.io.network.partition.ResultPartitionFactory.create(ResultPartitionFactory.java:260) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.io.network.partition.ResultPartitionFactory.create(ResultPartitionFactory.java:145) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.io.network.NettyShuffleEnvironment.createResultPartitionWriters(NettyShuffleEnvironment.java:238) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.taskmanager.Task.<init>(Task.java:416) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.taskexecutor.TaskExecutor.submitTask(TaskExecutor.java:858) ~[flink-dist-1.20.3.jar:1.20.3]
>         at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?]
>         at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:?]
>         at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
>         at java.base/java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
>         at org.apache.flink.runtime.rpc.pekko.PekkoRpcActor.lambda$handleRpcInvocation$1(PekkoRpcActor.java:318) ~[flink-rpc-akka940ac193-56ac-4139-bf57-df841d42fabd.jar:1.20.3]
>         at org.apache.flink.runtime.concurrent.ClassLoadingUtils.runWithContextClassLoader(ClassLoadingUtils.java:83) ~[flink-dist-1.20.3.jar:1.20.3]
>         at org.apache.flink.runtime.rpc.pekko.PekkoRpcActor.handleRpcInvocation(PekkoRpcActor.java:316) ~[flink-rpc-akka940ac193-56ac-4139-bf57-df841d42fabd.jar:1.20.3]
>         at org.apache.flink.runtime.rpc.pekko.PekkoRpcActor.handleRpcMessage(PekkoRpcActor.java:229) ~[flink-rpc-akka940ac193-56ac-4139-bf57-df841d42fabd.jar:1.20.3]



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