[slurm-users] How to share GPU resources? (MPS or another way?)

[Kota Tsuyuzaki]

Thanks! The bug report was beneficial. It seems we have to reconsider how to achieve what we want.

Cheers,
Kota

> -----Original Message-----
> From: slurm-users <slurm-users-bounces at lists.schedmd.com> On Behalf Of Christopher Samuel
> Sent: Wednesday, October 9, 2019 11:54 PM
> To: slurm-users at lists.schedmd.com
> Subject: Re: [slurm-users] How to share GPU resources? (MPS or another way?)
> 
> On 10/8/19 12:30 PM, Goetz, Patrick G wrote:
> 
> > It looks like GPU resources can only be shared by processes run by the
> > same user?
> 
> This is touched on in this bug
> https://bugs.schedmd.com/show_bug.cgi?id=7834 where it appears at one point MPS appeared to work for multiple
> users.
> 
> It may be that the side-channel attack via performance counters when sharing NVIDIA GPUs between users caused them
> to rethink that (speculating here, but would make a lot of sense).  That was
> CVE‑2018‑6260 patched back in February.
> 
> All the best,
> Chris
> --
>    Chris Samuel  :  http://www.csamuel.org/  :  Berkeley, CA, USA