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Posted to mapreduce-issues@hadoop.apache.org by "Xuan Gong (JIRA)" <ji...@apache.org> on 2012/12/13 20:38:13 UTC
[jira] [Updated] (MAPREDUCE-4872) MapReduce JVM launch does not use
correct working directory on Windows
[ https://issues.apache.org/jira/browse/MAPREDUCE-4872?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xuan Gong updated MAPREDUCE-4872:
---------------------------------
Attachment: MAPREUCE-4872-branch-trunk-win.1.patch
> MapReduce JVM launch does not use correct working directory on Windows
> ----------------------------------------------------------------------
>
> Key: MAPREDUCE-4872
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4872
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: client
> Reporter: Chris Nauroth
> Assignee: Chris Nauroth
> Fix For: trunk-win
>
> Attachments: MAPREUCE-4872-branch-trunk-win.1.patch
>
>
> {{MapReduceChildJVM#getVMCommand}} sets java.io.tmpdir by using environment variable PWD as the root of the path. On Windows, %PWD% likely will not be defined. Instead, we need to use %CD%. Any part of the codebase that uses {{Environment#PWD}} is likely to be impacted by this.
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