Am 24.05.2017 um 21:17 schrieb Roberto Nunnari: > Il 24.05.2017 20:45, Reuti ha scritto: >> >>> Am 24.05.2017 um 19:09 schrieb Roberto Nunnari <[email protected]>: >>> >>> Hi Reuti. >>> >>> wow.. that enhancement request was opened 10 years ago! :-D >>> >>> Anyways.. that means that at present it's not possible to grant access to a >>> node (or queue) only if the user ask for a gpu with -l gpu=<n> ? >> >> It is possible, but someone could specify -l gpu=0 and it counts as >> requested. >> >> One could use a JSV of course, to be sure that the limit is higher than zero >> (or remove the request completely in case it’s zero, so that the FORCED >> criteria is no longer satisfied and such a job would be routed to the >> conventional nodes again). >> >> In case you use "-w e": this will be checked before the JSV is called and >> after (AFAICS independent from the action taken in the JSV). To avoid this: >> one can submit always with "-w n", but set set "-w e" inside the JSV. >> >> — Reuti > > I see. > > So the problem is only that a user could cheat and get anyways access to the > nodes with GPUs.
Yep. > For now I'd be glad to trust my users and set this limit. Could you please > tell me how to set it? True, there was a mix-up: one has to change "requestable" from YES to FORCED for the gpu complex with `qconf -mc`, not the "consumable" one I mentioned initally. -- Reuti > > Thank you. > Roberto > > >> >> >>> At present, based on my configuration, the scheduler can (and do) give >>> access to those nodes (equipped with GPUs) even if the user don't request >>> any GPU. >>> >>> Thank you and best regards. >>> Roberto >>> >>> >>> >>> On 24.05.2017 16:47, Reuti wrote: >>>>> Am 24.05.2017 um 14:50 schrieb Roberto Nunnari <[email protected]>: >>>>> >>>>> Hello. >>>>> >>>>> I am using Oracle Grid Engine 6.2u7. >>>>> >>>>> Is there a way to configure the OGE so that it will give access to some >>>>> nodes only if a gpu is requested? I have a few nodes that are equipped >>>>> with gpus and I would like that only jobs that require at least one gpu >>>>> can access them. gpu is a JOB consumable in complex configuration that >>>>> users can request upon job submission with -l gpu=<n> >>>> I knew I entered an issue about it: >>>> https://arc.liv.ac.uk/trac/SGE/ticket/391 >>>> -- Reuti >> _______________________________________________ users mailing list [email protected] https://gridengine.org/mailman/listinfo/users
