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From "Doug Cutting (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-284) dfs timeout on open
Date Wed, 28 Jun 2006 21:11:42 GMT
     [ http://issues.apache.org/jira/browse/HADOOP-284?page=all ]

Doug Cutting updated HADOOP-284:
--------------------------------

    Fix Version: 0.5.0
                     (was: 0.4.0)

> dfs timeout on open
> -------------------
>
>          Key: HADOOP-284
>          URL: http://issues.apache.org/jira/browse/HADOOP-284
>      Project: Hadoop
>         Type: Bug

>   Components: dfs
>     Versions: 0.3.1
>     Reporter: Owen O'Malley
>      Fix For: 0.5.0

>
> In my sort benchmark, I've started seeing hundred's of maps dying with timeout exceptions
in the dfs.open() code:
> 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$Invoker.invoke(RPC.java:153) at org.apache.hadoop.dfs.$Proxy1.open(Unknown
Source) at org.apache.hadoop.dfs.DFSClient$DFSInputStream.openInfo(DFSClient.java:457) at
org.apache.hadoop.dfs.DFSClient$DFSInputStream.(DFSClient.java:444) at org.apache.hadoop.dfs.DFSClient.open(DFSClient.java:207)
at org.apache.hadoop.dfs.DistributedFileSystem.openRaw(DistributedFileSystem.java:90) at org.apache.hadoop.fs.FSDataInputStream$Checker.(FSDataInputStream.java:46)
at org.apache.hadoop.fs.FSDataInputStream.(FSDataInputStream.java:228) at org.apache.hadoop.fs.FileSystem.open(FileSystem.java:157)
at org.apache.hadoop.fs.FileUtil.copy(FileUtil.java:72) at org.apache.hadoop.dfs.DistributedFileSystem.copyToLocalFile(DistributedFileSystem.java:182)
at org.apache.hadoop.mapred.TaskTracker$TaskInProgress.localizeTask(TaskTracker.java:535)
at org.apache.hadoop.mapred.TaskTracker$TaskInProgress.launchTask(TaskTracker.java:584) at
org.apache.hadoop.mapred.TaskTracker.startNewTask(TaskTracker.java:395) at org.apache.hadoop.mapred.TaskTracker.offerService(TaskTracker.java:308)
at org.apache.hadoop.mapred.TaskTracker.run(TaskTracker.java:424) at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:961)

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