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https://issues.apache.org/jira/browse/FLINK-20547?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17249610#comment-17249610
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Roman Khachatryan commented on FLINK-20547:
-------------------------------------------
[~kevin.cyj], [~Thesharing] did you manage to reproduce it in previous Flink
releases?
> Batch job fails due to the exception in network stack
> -----------------------------------------------------
>
> Key: FLINK-20547
> URL: https://issues.apache.org/jira/browse/FLINK-20547
> Project: Flink
> Issue Type: Bug
> Components: Runtime / Network
> Affects Versions: 1.13.0
> Reporter: Zhilong Hong
> Assignee: Roman Khachatryan
> Priority: Major
> Attachments: inconsistent.tar.gz
>
>
> I run a simple batch job with only two job vertices: a source and a sink.
> The parallelisms of them are both 8000. They are connected via all-to-all
> blocking edges.
> During the running of sink tasks, an exception raises:
> {code:java}
> 2020-12-09 18:43:48,981 INFO
> org.apache.flink.runtime.executiongraph.ExecutionGraph [] - Sink: Sink
> 1 (1595/8000) (08bd4214d6e0dc144e9654f1faaa3b28) switched from RUNNING to
> FAILED on [masked container name] @ [masked address] (dataPort=47872).
> java.io.IOException: java.lang.IllegalStateException: Inconsistent
> availability: expected true
> at
> org.apache.flink.runtime.io.network.partition.consumer.InputChannel.checkError(InputChannel.java:232)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.partition.consumer.RecoveredInputChannel.getNextBuffer(RecoveredInputChannel.java:165)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.partition.consumer.SingleInputGate.waitAndGetNextData(SingleInputGate.java:626)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.partition.consumer.SingleInputGate.getNextBufferOrEvent(SingleInputGate.java:603)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.partition.consumer.SingleInputGate.pollNext(SingleInputGate.java:591)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.taskmanager.InputGateWithMetrics.pollNext(InputGateWithMetrics.java:109)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.io.CheckpointedInputGate.pollNext(CheckpointedInputGate.java:142)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.io.StreamTaskNetworkInput.emitNext(StreamTaskNetworkInput.java:157)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.io.StreamOneInputProcessor.processInput(StreamOneInputProcessor.java:67)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.processInput(StreamTask.java:372)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:186)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:575)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:539)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:722)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:547)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at java.lang.Thread.run(Thread.java:834) ~[?:1.8.0_102]
> Caused by: java.lang.IllegalStateException: Inconsistent availability:
> expected true
> at
> org.apache.flink.util.Preconditions.checkState(Preconditions.java:198)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.buffer.LocalBufferPool.checkConsistentAvailability(LocalBufferPool.java:434)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.buffer.LocalBufferPool.setNumBuffers(LocalBufferPool.java:564)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.buffer.NetworkBufferPool.redistributeBuffers(NetworkBufferPool.java:509)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.buffer.NetworkBufferPool.tryRedistributeBuffers(NetworkBufferPool.java:438)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.buffer.NetworkBufferPool.requestMemorySegments(NetworkBufferPool.java:166)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.buffer.NetworkBufferPool.requestMemorySegments(NetworkBufferPool.java:60)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.partition.consumer.BufferManager.requestExclusiveBuffers(BufferManager.java:131)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.partition.consumer.RemoteInputChannel.setup(RemoteInputChannel.java:148)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.partition.consumer.RemoteRecoveredInputChannel.toInputChannelInternal(RemoteRecoveredInputChannel.java:76)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.partition.consumer.RecoveredInputChannel.toInputChannel(RecoveredInputChannel.java:91)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.partition.consumer.SingleInputGate.convertRecoveredInputChannels(SingleInputGate.java:299)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.io.network.partition.consumer.SingleInputGate.requestPartitions(SingleInputGate.java:285)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.runtime.taskmanager.InputGateWithMetrics.requestPartitions(InputGateWithMetrics.java:94)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$1.runThrowing(StreamTaskActionExecutor.java:47)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.Mail.run(Mail.java:78)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.processMail(MailboxProcessor.java:283)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:184)
> ~[flink-dist_2.11-1.13-SNAPSHOT.jar:1.13-SNAPSHOT]
> ... 5 more
> {code}
> It seems to be an exception in network stack.
> The full log of the job is attached below.
>
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