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From Arkady Borkovsky <ark...@yahoo-inc.com>
Subject Re: [jira] Commented: (HADOOP-673) the task execution environment should have a current working directory that is task specific
Date Fri, 03 Nov 2006 01:18:15 GMT
+1 for symlinks.

On Nov 2, 2006, at 3:31 PM, Dick King (JIRA) wrote:

>     [  
> http://issues.apache.org/jira/browse/HADOOP-673? 
> page=comments#action_12446772 ]
>
> Dick King commented on HADOOP-673:
> ----------------------------------
>
> If you create links from the task-specific directory to the  
> per-job-directory files and make the task-specific directory you'll  
> avoid breaking existing code.  This assumes people don't write in the  
> per-job-directory but it's tough to do that in a principled manner so  
> I wouldn't expect that to happen.
>
>> the task execution environment should have a current working  
>> directory that is task specific
>> ---------------------------------------------------------------------- 
>> ----------------------
>>
>>                 Key: HADOOP-673
>>                 URL: http://issues.apache.org/jira/browse/HADOOP-673
>>             Project: Hadoop
>>          Issue Type: Bug
>>          Components: mapred
>>    Affects Versions: 0.7.2
>>            Reporter: Owen O'Malley
>>         Assigned To: Owen O'Malley
>>             Fix For: 0.9.0
>>
>>
>> The tasks should be run in a work directory that is specific to a  
>> single task. In particular, I'd suggest using the  
>> <local>/jobcache/<jobid>/<taskid> as the current working directory.
>
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