[glue-wg] TmpDir, ScratchDir and DataDir

[Sergio Andreozzi]

JP Navarro wrote:
> I disagree. A remote user wanting to submit and run a job has to know
> something about the execution environment in order to even be able to
> use TmpDir, ScratchDir, and DataDir.  First, even if they send a probe
> job to discover those paths, what will the job look at to discover these
> directories?  Some environment variable that points to these directories,
> or something else? What environment variable does it look it? Are we
> implying some other environment variable standard so that it can discover
> these paths?

in OGF, there is this document that motivates the request for removal of 
the mentioned attributes: http://forge.ogf.org/sf/go/doc15010

  > BTW, we have talked about standard execution environment variables, 
which
> I think is a good thing, but I believe GLUE should be flexible enough to
> allow remove users to discover these paths even when standard variables
> aren't there. I don't see a reason to tie GLUE to standard environments.

I understand your point. Let's wait for the comment fro Laurence which 
promoted this document.

Cheers, Sergio


> 
> The TeraGrid users standard environment variables, AND we're going to
> publish the paths those variables point to thru information services so
> that users can construct jobs that use these paths (without launching
> probe jobs).
> 
> Regards,
> 
> JP
> 
> 
> On May 8, 2008, at 9:17 AM, Sergio Andreozzi wrote:
> 
>> Hi JP and Gerson,
>>
>> during this call
>> http://forge.ogf.org/sf/wiki/do/viewPage/projects.glue-wg/wiki/PhoneMeeting20080429_11 
>>
>>
>> we agreed that the attributes TmpDir, ScratchDir and DataDir part of 
>> the Computing Resource (e.g., a batch system) should be removed:
>>
>> http://forge.ogf.org/sf/sfmain/do/go/artf6196
>>
>> the values can be discovered by the job in the worker node environment.
>>
>> Do you confirm that this is ok with you?
>>
>> Cheers, Sergio
>>
>> -- 
>> Sergio Andreozzi
>> INFN-CNAF,                    Tel: +39 051 609 2860
>> Viale Berti Pichat, 6/2       Fax: +39 051 609 2746
>> 40126 Bologna (Italy)         Web: http://www.cnaf.infn.it/~andreozzi
> 


-- 
Sergio Andreozzi
INFN-CNAF,                    Tel: +39 051 609 2860
Viale Berti Pichat, 6/2       Fax: +39 051 609 2746
40126 Bologna (Italy)         Web: http://www.cnaf.infn.it/~andreozzi