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Richard Haselgrove
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Re: OpenPandemics GPU Beta Test - March 26 2021 [ Issues Thread ]

Does the two different "State" in Process Explorer for the WCG and Einstein tasks give any clue?
I think probably not. I suspect the difference is down to programming preferences - the 'user' in the "Wait:UserRequest" case being the programmer, rather than the local operator.

The Einstein app is distinctive, in needing very little CPU support, but wanting it NOW. Hence the big difference shown for thread priorities: Einstein users found that this app performs well when run at 'real time' priority. I notice a small hiccup if I'm using the machine at task end / next start, but no other side effects.

I do run two NVidia cards on the same machine, with a full CPU core supporting each: and a less computationally intensive CPU project on any core not otherwise occupied. I doubt the interaction in enough to completely stall the WCG app, but I can test that next time.

I first noticed this problem during the first beta here: since then, I've updated the drivers to the latest available from intel (version 10.18.14.5162): no change here, but I've noticed the Einstein app has become faster but less accurate. No response yet to https://einsteinathome.org/content/gamma-ray-...rch-1-gpus#comment-184328
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Grumpy Swede
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Re: OpenPandemics GPU Beta Test - March 26 2021 [ Issues Thread ]

@Richard
Hmm, whatever it is, it's very strange that it works for some, and for some not. How about trying the same driver version that I have? At least we know that my driver version works for my iGPU HD4600, and that version is what was installed from the beginning on my computer as far as I remember . My driver version is 10.18.10.3907 WHQL.
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[Edit 1 times, last edit by Grumpy Swede at Mar 27, 2021 12:52:35 PM]
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nanoprobe
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Re: OpenPandemics GPU Beta Test - March 26 2021 [ Issues Thread ]

This is a FWIW post and may not apply to people having issues here and only comes from observing my GTX 1060. The 1060 requires 1 CPU per GPU task to run efficiently. Task CPU runtime is always 98%+ of the total runtime. If you're running CPU tasks and GPU tasks at the same time and have not assigned 1 CPU per GPU task then you will probably have issues. From observing my AMD 270x the CPU runtime is less than 20% of the total runtime. Running GPU and CPU tasks is not an issue as long as each GPU task has at least .33 CPUs assisting. Of course all of this depends on hardware and YMMV. Hope this helps someone.
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Richard Haselgrove
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Re: OpenPandemics GPU Beta Test - March 26 2021 [ Issues Thread ]

My driver version is 10.18.10.3907 WHQL.
Intel have removed it from their site, but I've downloaded a copy from a mirror site (took a while to locate a 64-bit version and add the missing https to the url...). I'll wait until Keith has had time to digest the story so far before installing.
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Grumpy Swede
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Re: OpenPandemics GPU Beta Test - March 26 2021 [ Issues Thread ]

@Richard
Come to think of it. I downloaded a couple of months ago from Intel, the most recent version and installed it. It was something with that driver I didn't like (I do not remember what it was, but it wasn't a crunching issue since I didn't crunch on the GPU's then). So, I reverted back to my original driver 10.18.10.3907 WHQL.

I really should have written down, what it was that I didn't like with the new driver. sad
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cehunt
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Re: OpenPandemics GPU Beta Test - March 26 2021 [ Issues Thread ]

Hi:

Does anybody else have a Geforce GTX 660M VC in their laptop? Mine bombed out in this latest test run. Did your GTX 660M VC fail too?

Cehunt
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Grumpy Swede
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Re: OpenPandemics GPU Beta Test - March 26 2021 [ Issues Thread ]

Hi:

Does anybody else have a Geforce GTX 660M VC in their laptop? Mine bombed out in this latest test run. Did your GTX 660M VC fail too?

Cehunt

I don't know what VC stands for, but I have a GTX 660M in my ASUS G75VW ROG, and it bombs out in this Beta test. I haven't tried it in this latest test, since it failed on every other OPN1 GPU Beta test here. The GTX660M is probably not totally OpenCL 1.2 capable, only the later drivers are, but not the card itself.

I've given up on it, especially since the production one could expect from the 660M, is not much to write home about smile
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[Edit 1 times, last edit by Grumpy Swede at Mar 27, 2021 3:28:19 PM]
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cehunt
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Re: OpenPandemics GPU Beta Test - March 26 2021 [ Issues Thread ]

Grumpy Swede:
You were asking what VC stands for, video card.
Cehunt
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Grumpy Swede
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Re: OpenPandemics GPU Beta Test - March 26 2021 [ Issues Thread ]

Grumpy Swede:
You were asking what VC stands for, video card.
Cehunt

Ah, too easy smile
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Andrew80431
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Re: OpenPandemics GPU Beta Test - March 26 2021 [ Issues Thread ]

Noticed this WU that got "stuck" again over night, and blocking a GPU slot for toughly 1/4th of a day (5.8 hrs) without doing any computational work. All "stuck" issues so far have only ever occured on a 1660 Super card...

@bozz4science
I have a 1660 super running here as well. With one job it is only busy half of the time.
So I put the app_config.xml file containing:
<app_config>
<app>
<name>beta29</name>
<gpu_versions>
<gpu_usage>.5</gpu_usage>
<cpu_usage>.5</cpu_usage>
</gpu_versions>
</app>
</app_config>

under
C:\ProgramData\BOINC\projects\www.worldcommunitygrid.org\

This way your cards is used more efficiently. And a stuck process would only cause half the damage. It would be most unfortunate though, if a second one gets stuck.

I'm sure that my 1660 super has computed more than 40 WUs during the entire beta. Not a single WU ever got stuck.
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