[
https://issues.apache.org/jira/browse/HADOOP-2669?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12570895#action_12570895
]
Pete Wyckoff commented on HADOOP-2669:
--------------------------------------
rException: Could not find any valid local directory for
task_200802191501_0724_r_000007_0/map_94.out
at
org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.getLocalPathForWrite(LocalDirAllocator.java:313)
at
org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:124)
at
org.apache.hadoop.mapred.MapOutputFile.getInputFileForWrite(MapOutputFile.java:133)
at
org.apache.hadoop.mapred.ReduceTask$ReduceCopier$InMemFSMergeThread.run(ReduceTask.java:1314)
2008-02-20 05:17:29,319 INFO org.apache.hadoop.mapred.ReduceTask:
task_200802191501_0724_r_000007_0 done copying
task_200802191501_0724_m_000237_0 output from hadoopX.facebook.com..
2008-02-20 05:17:29,319 INFO org.apache.hadoop.mapred.ReduceTask:
task_200802191501_0724_r_000007_0 Copying task_200802191501_0724_m_000146_0
output from hadoopA.facebook.com..
2008-02-20 05:17:29,322 ERROR org.apache.hadoop.mapred.ReduceTask: Map output
copy failure: java.lang.NullPointerException
at
org.apache.hadoop.fs.InMemoryFileSystem$RawInMemoryFileSystem$InMemoryOutputStream.close(InMemoryFileSystem.java:161)
at
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:49)
at
org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:64)
at
org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSOutputSummer.close(ChecksumFileSystem.java:332)
at
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:49)
at
org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:64)
at
org.apache.hadoop.mapred.MapOutputLocation.getFile(MapOutputLocation.java:253)
at
org.apache.hadoop.mapred.ReduceTask$ReduceCopier$MapOutputCopier.copyOutput(ReduceTask.java:714)
at
org.apache.hadoop.mapred.ReduceTask$ReduceCopier$MapOutputCopier.run(ReduceTask.java:666)
2008-02-20 05:17:29,322 INFO org.apache.hadoop.mapred.ReduceTask:
task_200802191501_0724_r_000007_0 Copying task_200802191501_0724_m_000055_0
output from hadoopY.facebook.com..
2008-02-20 05:17:29,322 WARN org.apache.hadoop.mapred.TaskTracker: Error
running child
java.io.IOException: task_200802191501_0724_r_000007_0The reduce copier failed
at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:254)
at
org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:1804)
2008-02-20 05:17:29,324 ERROR org.apache.hadoop.mapred.ReduceTask: Map output
copy failure: java.lang.NullPointerException
at
org.apache.hadoop.fs.InMemoryFileSystem$RawInMemoryFileSystem$InMemoryOutputStream.close(InMemoryFileSystem.java:161)
at
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:49)
at
org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:64)
at
org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSOutputSummer.close(ChecksumFileSystem.java:332)
at
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:49)
at
org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:64)
at
org.apache.hadoop.mapred.MapOutputLocation.getFile(MapOutputLocation.java:253)
at
org.apache.hadoop.mapred.ReduceTask$ReduceCopier$MapOutputCopier.copyOutput(ReduceTask.java:714)
at
org.apache.hadoop.mapred.ReduceTask$ReduceCopier$MapOutputCopier.run(ReduceTask.java:666)
2008-02-20 05:17:29,325 INFO org.apache.hadoop.mapred.ReduceTask:
task_200802191501_0724_r_000007_0 Copying task_200802191501_0724_m_000120_0
output from hadoopZ.facebook.com..
> DFS client lost lease during writing into DFS files
> ---------------------------------------------------
>
> Key: HADOOP-2669
> URL: https://issues.apache.org/jira/browse/HADOOP-2669
> Project: Hadoop Core
> Issue Type: Bug
> Components: dfs
> Reporter: Runping Qi
>
> I have a program that reads a block compressed sequence file, does some
> processing on the records and writes the
> processed records into another block compressed sequence file.
> During execution of the program, I got the following exception:
> org.apache.hadoop.ipc.RemoteException:
> org.apache.hadoop.dfs.LeaseExpiredException: No lease on xxxxx/part-00000
> at
> org.apache.hadoop.dfs.FSNamesystem.getAdditionalBlock(FSNamesystem.java:976)
> at org.apache.hadoop.dfs.NameNode.addBlock(NameNode.java:293)
> at sun.reflect.GeneratedMethodAccessor47.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:379)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:596)
> at org.apache.hadoop.ipc.Client.call(Client.java:482)
> at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:184)
> at org.apache.hadoop.dfs.$Proxy0.addBlock(Unknown Source)
> at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
> at
> org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
> at org.apache.hadoop.dfs.$Proxy0.addBlock(Unknown Source)
> at
> org.apache.hadoop.dfs.DFSClient$DFSOutputStream.locateFollowingBlock(DFSClient.java:1554)
> at
> org.apache.hadoop.dfs.DFSClient$DFSOutputStream.nextBlockOutputStream(DFSClient.java:1500)
> at
> org.apache.hadoop.dfs.DFSClient$DFSOutputStream.endBlock(DFSClient.java:1626)
> at
> org.apache.hadoop.dfs.DFSClient$DFSOutputStream.writeChunk(DFSClient.java:1602)
> at
> org.apache.hadoop.fs.FSOutputSummer.writeChecksumChunk(FSOutputSummer.java:140)
> at org.apache.hadoop.fs.FSOutputSummer.write1(FSOutputSummer.java:100)
> at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:86)
> at
> org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:39)
> at java.io.DataOutputStream.write(DataOutputStream.java:90)
> at
> org.apache.hadoop.io.SequenceFile$BlockCompressWriter.writeBuffer(SequenceFile.java:1181)
> at
> org.apache.hadoop.io.SequenceFile$BlockCompressWriter.sync(SequenceFile.java:1198)
> at
> org.apache.hadoop.io.SequenceFile$BlockCompressWriter.append(SequenceFile.java:1248)
> at
> org.apache.hadoop.mapred.SequenceFileOutputFormat$1.write(SequenceFileOutputFormat.java:69)
>
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