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Posted to common-dev@hadoop.apache.org by "Sameer Paranjpye (JIRA)" <ji...@apache.org> on 2006/05/31 02:21:30 UTC
[jira] Resolved: (HADOOP-244) very long cleanup after a job fails
[ http://issues.apache.org/jira/browse/HADOOP-244?page=all ]
Sameer Paranjpye resolved HADOOP-244:
-------------------------------------
Resolution: Duplicate
Duplicate of HADOOP-225
> very long cleanup after a job fails
> -----------------------------------
>
> Key: HADOOP-244
> URL: http://issues.apache.org/jira/browse/HADOOP-244
> Project: Hadoop
> Type: Bug
> Components: mapred
> Versions: 0.2
> Reporter: Yoram Arnon
> Assignee: Sameer Paranjpye
> Fix For: 0.4
>
> Eight hours after a job failed (it executed for about 14 hours prior to failing), many task trackers keep throwing the exceptions below:
> 060523 121732 Server handler 0 on 50040 caught: java.io.FileNotFoundException: LocalFS
> java.io.FileNotFoundException: LocalFS
> at org.apache.hadoop.fs.LocalFileSystem.openRaw(LocalFileSystem.java:123)
> at org.apache.hadoop.fs.FSDataInputStream$Checker.<init>(FSDataInputStream.java:46)
> at org.apache.hadoop.fs.FSDataInputStream.<init>(FSDataInputStream.java:228)
> at org.apache.hadoop.fs.FileSystem.open(FileSystem.java:157)
> at org.apache.hadoop.mapred.MapOutputFile.write(MapOutputFile.java:116)
> at org.apache.hadoop.io.ObjectWritable.writeObject(ObjectWritable.java:151)
> at org.apache.hadoop.io.ObjectWritable.write(ObjectWritable.java:64)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:230)
> 060523 121814 task_0006_r_000123_0 copy failed: task_0006_m_046105_0 from node5:50040
> java.net.SocketTimeoutException: timed out waiting for rpc response
> at org.apache.hadoop.ipc.Client.call(Client.java:305)
> at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:150)
> at org.apache.hadoop.mapred.$Proxy2.getFile(Unknown Source)
> at org.apache.hadoop.mapred.ReduceTaskRunner.prepare(ReduceTaskRunner.java:112)
> at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:67)
> 060523 121814 task_0006_r_000123_0 0.13023989% reduce > copy > task_0006_m_046105_0@node5:50040
> 060523 121814 task_0006_r_000123_0 Copying task_0006_m_048815_0 output from node6
> 060523 121817 SEVERE Can't open map output:/hadoop/mapred/local/task_0006_m_031921_0/part-152.out
> java.io.FileNotFoundException: LocalFS
> at org.apache.hadoop.fs.LocalFileSystem.openRaw(LocalFileSystem.java:123)
> at org.apache.hadoop.fs.FSDataInputStream$Checker.<init>(FSDataInputStream.java:46)
> at org.apache.hadoop.fs.FSDataInputStream.<init>(FSDataInputStream.java:228)
> at org.apache.hadoop.fs.FileSystem.open(FileSystem.java:157)
> at org.apache.hadoop.mapred.MapOutputFile.write(MapOutputFile.java:116)
> at org.apache.hadoop.io.ObjectWritable.writeObject(ObjectWritable.java:151)
> at org.apache.hadoop.io.ObjectWritable.write(ObjectWritable.java:64)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:230)
> 060523 121817 Unknown child with bad map output: task_0006_m_031921_0. Ignored.
> 060523 121817 Server handler 1 on 50040 caught: java.io.FileNotFoundException: LocalFS
> java.io.FileNotFoundException: LocalFS
> at org.apache.hadoop.fs.LocalFileSystem.openRaw(LocalFileSystem.java:123)
> at org.apache.hadoop.fs.FSDataInputStream$Checker.<init>(FSDataInputStream.java:46)
> at org.apache.hadoop.fs.FSDataInputStream.<init>(FSDataInputStream.java:228)
> at org.apache.hadoop.fs.FileSystem.open(FileSystem.java:157)
> at org.apache.hadoop.mapred.MapOutputFile.write(MapOutputFile.java:116)
> at org.apache.hadoop.io.ObjectWritable.writeObject(ObjectWritable.java:151)
> at org.apache.hadoop.io.ObjectWritable.write(ObjectWritable.java:64)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:230)
> 060523 121914 task_0006_r_000123_0 copy failed: task_0006_m_048815_0 from node6:50040
> java.net.SocketTimeoutException: timed out waiting for rpc response
> at org.apache.hadoop.ipc.Client.call(Client.java:305)
> at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:150)
> at org.apache.hadoop.mapred.$Proxy2.getFile(Unknown Source)
> at org.apache.hadoop.mapred.ReduceTaskRunner.prepare(ReduceTaskRunner.java:112)
> at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:67)
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