[torqueusers] [torquedev] GPU Hardware

Gareth.Williams at csiro.au Gareth.Williams at csiro.au
Thu Nov 4 04:29:25 MDT 2010

> -----Original Message-----
> From: Christopher Samuel [mailto:samuel at unimelb.edu.au]
> Sent: Wednesday, 3 November 2010 9:53 AM
> To: torqueusers at supercluster.org; Torque Dev
> Subject: Re: [torqueusers] [torquedev] GPU Hardware
> Hash: SHA1
> On 22/10/10 03:00, "Mgr. Šimon Tóth" wrote:
> > 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.

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)

- Gareth

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