[jira] [Created] (FLINK-1636) Misleading exception during concurrent partition release and remote request

["Ufuk Celebi (JIRA)" <ji...@apache.org>]

Ufuk Celebi created FLINK-1636:
----------------------------------

             Summary: Misleading exception during concurrent partition release and remote request
                 Key: FLINK-1636
                 URL: https://issues.apache.org/jira/browse/FLINK-1636
             Project: Flink
          Issue Type: Improvement
          Components: Distributed Runtime
            Reporter: Ufuk Celebi
            Priority: Minor


When a result partition is released concurrently with a remote partition request, the request might come in late and result in an exception at the receiving task saying:

{code}
16:04:22,499 INFO  org.apache.flink.runtime.taskmanager.Task                     - CHAIN Partition -> Map (Map at testRestartMultipleTimes(SimpleRecoveryITCase.java:200)) (1/4) switched to FAILED : java.io.IOException: org.apache.flink.runtime.io.network.partition.queue.IllegalQueueIteratorRequestException at remote input channel: Intermediate result partition has already been released.].
	at org.apache.flink.runtime.io.network.partition.consumer.RemoteInputChannel.checkIoError(RemoteInputChannel.java:223)
	at org.apache.flink.runtime.io.network.partition.consumer.RemoteInputChannel.getNextBuffer(RemoteInputChannel.java:103)
	at org.apache.flink.runtime.io.network.partition.consumer.SingleInputGate.getNextBufferOrEvent(SingleInputGate.java:310)
	at org.apache.flink.runtime.io.network.api.reader.AbstractRecordReader.getNextRecord(AbstractRecordReader.java:75)
	at org.apache.flink.runtime.io.network.api.reader.MutableRecordReader.next(MutableRecordReader.java:34)
	at org.apache.flink.runtime.operators.util.ReaderIterator.next(ReaderIterator.java:59)
	at org.apache.flink.runtime.operators.NoOpDriver.run(NoOpDriver.java:91)
	at org.apache.flink.runtime.operators.RegularPactTask.run(RegularPactTask.java:496)
	at org.apache.flink.runtime.operators.RegularPactTask.invoke(RegularPactTask.java:362)
	at org.apache.flink.runtime.execution.RuntimeEnvironment.run(RuntimeEnvironment.java:205)
	at java.lang.Thread.run(Thread.java:745)
{code}



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)