[
https://issues.apache.org/jira/browse/FLINK-2979?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14991725#comment-14991725
]
Till Rohrmann commented on FLINK-2979:
--------------------------------------
The failure might be caused by
{code}
java.lang.Exception: Could not restore checkpointed state to operators and
functions
at
org.apache.flink.streaming.runtime.tasks.StreamTask.restoreStateLazy(StreamTask.java:414)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:208)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:584)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.Exception: Failed to restore state to function: Could not
invoke truncate.
at
org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.restoreState(AbstractUdfStreamOperator.java:165)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.restoreStateLazy(StreamTask.java:406)
... 3 more
Caused by: java.lang.RuntimeException: Could not invoke truncate.
at
org.apache.flink.streaming.connectors.fs.RollingSink.restoreState(RollingSink.java:695)
at
org.apache.flink.streaming.connectors.fs.RollingSink.restoreState(RollingSink.java:120)
at
org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.restoreState(AbstractUdfStreamOperator.java:162)
... 4 more
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at
org.apache.flink.streaming.connectors.fs.RollingSink.restoreState(RollingSink.java:678)
... 6 more
Caused by:
org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException):
Failed to TRUNCATE_FILE /string-non-rolling-out/part-2-2 for
DFSClient_NONMAPREDUCE_-401178409_229 on 127.0.0.1 because
DFSClient_NONMAPREDUCE_-401178409_229 is already the current lease holder.
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.recoverLeaseInternal(FSNamesystem.java:2885)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.truncateInternal(FSNamesystem.java:2082)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.truncateInt(FSNamesystem.java:2028)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.truncate(FSNamesystem.java:1998)
at
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.truncate(NameNodeRpcServer.java:926)
at
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.truncate(ClientNamenodeProtocolServerSideTranslatorPB.java:599)
at
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:616)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:969)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2049)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2045)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2045)
at org.apache.hadoop.ipc.Client.call(Client.java:1476)
at org.apache.hadoop.ipc.Client.call(Client.java:1407)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
at com.sun.proxy.$Proxy23.truncate(Unknown Source)
at
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.truncate(ClientNamenodeProtocolTranslatorPB.java:313)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at
org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:187)
at
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
at com.sun.proxy.$Proxy24.truncate(Unknown Source)
at org.apache.hadoop.hdfs.DFSClient.truncate(DFSClient.java:2024)
at
org.apache.hadoop.hdfs.DistributedFileSystem$13.doCall(DistributedFileSystem.java:689)
at
org.apache.hadoop.hdfs.DistributedFileSystem$13.doCall(DistributedFileSystem.java:685)
at
org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
at
org.apache.hadoop.hdfs.DistributedFileSystem.truncate(DistributedFileSystem.java:696)
... 11 more
{code}
> RollingSink does not work with Hadoop 2.7.1
> -------------------------------------------
>
> Key: FLINK-2979
> URL: https://issues.apache.org/jira/browse/FLINK-2979
> Project: Flink
> Issue Type: Bug
> Components: Streaming Connectors
> Affects Versions: 0.10
> Reporter: Till Rohrmann
>
> When executing the {{RollingSinkFaultToleranceITCase}} with Hadoop 2.7.1,
> then the test either does not finish because it's stuck in an endless restart
> loop with the following exception
> {code}
> java.lang.Exception: Could not restore checkpointed state to operators and
> functions
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.restoreStateLazy(StreamTask.java:414)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:208)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:584)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.Exception: Failed to restore state to function:
> In-Progress file hdfs://127.0.0.1:52884/string-non-rolling-out/part-0-1 was
> neither moved to pending nor is still in progress.
> at
> org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.restoreState(AbstractUdfStreamOperator.java:165)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.restoreStateLazy(StreamTask.java:406)
> ... 3 more
> Caused by: java.lang.RuntimeException: In-Progress file
> hdfs://127.0.0.1:52884/string-non-rolling-out/part-0-1 was neither moved to
> pending nor is still in progress.
> at
> org.apache.flink.streaming.connectors.fs.RollingSink.restoreState(RollingSink.java:670)
> at
> org.apache.flink.streaming.connectors.fs.RollingSink.restoreState(RollingSink.java:120)
> at
> org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.restoreState(AbstractUdfStreamOperator.java:162)
> ... 4 more
> {code}
> or it fails because the number of read strings differs from the exactly-once
> result (some strings are read multiple times).
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