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https://issues.apache.org/jira/browse/FLINK-38783?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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huyuliang updated FLINK-38783:
------------------------------
Fix Version/s: 2.3.0
> 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
> Fix For: 2.3.0
>
>
> 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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