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Date: Tue, 13 Sep 2011 21:37:08 +0000 (UTC)
From: "Matt Foley (JIRA)" <jira@apache.org>
To: common-issues@hadoop.apache.org
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Subject: [jira] [Commented] (HADOOP-7631) In mapred-site.xml, stream.tmpdir
 is mapped to ${mapred.temp.dir} which is undeclared.
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    [ https://issues.apache.org/jira/browse/HADOOP-7631?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13104013#comment-13104013 ] 

Matt Foley commented on HADOOP-7631:
------------------------------------

+1 for trunk and branch. Release audit results are unavailable currently, but unlikely to be due to this patch.

> In mapred-site.xml, stream.tmpdir is mapped to ${mapred.temp.dir} which is undeclared.
> --------------------------------------------------------------------------------------
>
>                 Key: HADOOP-7631
>                 URL: https://issues.apache.org/jira/browse/HADOOP-7631
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: conf
>    Affects Versions: 0.20.205.0
>            Reporter: Ramya Sunil
>            Assignee: Eric Yang
>         Attachments: HADOOP-7631-trunk.patch, HADOOP-7631.patch
>
>
> Streaming jobs seem to fail with the following exception:
> {noformat}
> Exception in thread "main" java.io.IOException: No such file or directory
>         at java.io.UnixFileSystem.createFileExclusively(Native Method)
>         at java.io.File.checkAndCreate(File.java:1704)
>         at java.io.File.createTempFile(File.java:1792)
>         at org.apache.hadoop.streaming.StreamJob.packageJobJar(StreamJob.java:603)
>         at org.apache.hadoop.streaming.StreamJob.setJobConf(StreamJob.java:798)
>         at org.apache.hadoop.streaming.StreamJob.run(StreamJob.java:117)
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
>         at org.apache.hadoop.streaming.HadoopStreaming.main(HadoopStreaming.java:32)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>         at java.lang.reflect.Method.invoke(Method.java:597)
>         at org.apache.hadoop.util.RunJar.main(RunJar.java:156)
> {noformat}
> Eric pointed out that in RPM based installs, in /etc/hadoop/mapred-site.xml, stream.tmpdir is mapped to ${mapred.temp.dir}, but ${mapred.temp.dir} is not declared

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