Config question - how to leave 1 gpu always running?

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Message 56601 - Posted: 10 Oct 2014, 14:20:54 UTC

I have a general question about boinc configuration. Is there a way to force a gpu (1 of the 2 in my system) to remain running while all other boinc work (remaining gpu and cpu tasks) is suspended due to load from me actively using the machine?

Specifically - I do a lot of gaming which interrupts and uses the primary gpu and cpu, but my secondary gpu is dedicated to boinc and I want it to keep running tasks even when boinc suspends, since it's not used for gaming.

There are cc_config options to exclude or disallow certain gpus in various situations, but I don't see anything to force enable one. Is there a way to do this with one boinc manager? Would I have to install & run two separate boinc managers, each configured for a single gpu and different load/suspend settings?

Drop some knowledge on me here please...
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Message 56603 - Posted: 10 Oct 2014, 14:59:55 UTC

the primary gpu .... secondary gpu


I bet it would help if you told what gpu's you have there. Are they identical or for example Intel + Nvidia/AMD ?
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Message 56604 - Posted: 10 Oct 2014, 15:05:05 UTC

Both Nvidia - the primary card is a gtx 760 and the secondary is a gtx 750ti.
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Profile Jord
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Message 56610 - Posted: 10 Oct 2014, 16:36:35 UTC - in response to Message 56601.  

Is there a way to do this with one boinc manager?
No, at the moment there is no configuration option for this kind of setup yet. Perhaps in the future.

Would I have to install & run two separate boinc managers, each configured for a single gpu and different load/suspend settings?
Two separate clients then, as BOINC Manager is just the graphical user interface, it doesn't run much of anything. People have tried to use the --allow_multiple_clients switch in the past and have shown whole setups for that, but best to ask in a project's forum. I remember there was someone at Seti who ran this setup, but not sure if he's still doing it with the present BOINC 7. Best ask in their Number Crunching forum, if your RAC at Seti is larger than one, that is.
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Message 56618 - Posted: 10 Oct 2014, 19:08:08 UTC

I found a link to the aforementioned SETI setup - it will clearly take a lot of fiddling to make it work though.

It would be really nice if this feature was included as part of the manager GUI in future to make it easy. For machines with dedicated crunching gpus it doesn't make a lot of sense to idle all compute tasks across the board when you sit down to use the computer for other stuff.
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Message boards : Questions and problems : Config question - how to leave 1 gpu always running?

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