[torqueusers] [torquedev] GPU Hardware

"Mgr. Šimon Tóth" SimonT at mail.muni.cz
Thu Nov 4 04:39:15 MDT 2010


>>> Several cards in one machine. Users should be able to
>>> select the amount of cards (or even specific type of
>>> card), Torque needs to make sure that each job will
>>> get its own requested cards (dedicated).
>>
>> I guess the simplest way to do this would be for Torque
>> to set all the GPU cards to root only access on startup
>> (if no jobs are running) and then set file permissions
>> appropriately per job.
>>
>> The main issue there will be if a user starts two jobs
>> on the same box then there will be the possibility of
>> clashes over which GPUs it can access.
> -snip-
> 
> We are using a group for access to the gpu devices (using pro/epilogue).
> It's not great and we're looking forward to doing something better...
> 
> (dual socket quad core, dual fermi-gpu nodes)

I inquired about this on stackoverflow:

http://stackoverflow.com/questions/4077790/limiting-access-to-resources-for-cuda-and-opencl

-- 
Mgr. Šimon Tóth

-------------- next part --------------
A non-text attachment was scrubbed...
Name: smime.p7s
Type: application/pkcs7-signature
Size: 3366 bytes
Desc: S/MIME Cryptographic Signature
Url : http://www.supercluster.org/pipermail/torqueusers/attachments/20101104/b889f9b2/attachment.bin 


More information about the torqueusers mailing list