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PMH_UK
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Re: Gold Silver Bronze

GPU beta still running and re-sends are about.
Some are timing out on slower systems.
I have some on PCs with Intel GPUs.
Linux systems appear to be completing OK although some have driver i/o errors.

Paul.
----------------------------------------
Paul.
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retsof
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Re: Gold Silver Bronze

not sure about them yet. I have some GPU NVIDIA suspended on an AMD RYZEN system, just sitting there. The betas come and go, but if they become continuous, I may figure something out. Some say we have to reserve some threads just for them.
----------------------------------------
SUPPORT ADVISOR
Work+GPU i7 8700 12threads
School i7 4770 8threads
Default+GPU Ryzen 7 3700X 16threads
Ryzen 7 3800X 16 threads
Ryzen 9 3900X 24threads
Home i7 3540M 4threads50%
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PMH_UK
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Re: Gold Silver Bronze

Now in production but limited units until proven.
Powerful GPUs may need a dedicated core, mine don't.
I use app_config to allow more to run, example below.
(note Boinc Tasks edit breaks the GPU section, OK for CPU).

<app_config>
<app>
<name>arp1</name>
<max_concurrent>1</max_concurrent>
</app>
<app>
<name>mip1</name>
<max_concurrent>1</max_concurrent>
</app>
<app>
<name>opn1</name>
<max_concurrent>4</max_concurrent>
</app>
<app>
<name>opng</name>
<gpu_versions>
<gpu_usage>.25</gpu_usage>
<cpu_usage>.1</cpu_usage>
</gpu_versions>
</app>
<app>
<name>beta29</name>
<gpu_versions>
<gpu_usage>.25</gpu_usage>
<cpu_usage>.1</cpu_usage>
</gpu_versions>
</app>
</app_config>

Edit: remove mangled GPU bits from CPU tasks that break later BOINC versions. Mangled by edit using BoincTasks.

Paul.
----------------------------------------
Paul.
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[Edit 1 times, last edit by PMH_UK at Apr 20, 2021 11:10:15 AM]
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danogian
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Re: Gold Silver Bronze

Looks like kf6dlw returned to the team yesterday after nearly 4 years away - that adds about 2.3 CPU days per day to our total. Welcome back!
----------------------------------------
Core i9-10900K (Comet Lake) - 10C/20T
Core i7-2600 (Sandy Bridge) - 4C/8T
Ryzen 7 Pro 3700U (Zen+ Picasso) - 4C/8T
Core i5-3320M (Ivy Bridge) - 2C/4T
Core2 Duo E8400 (Wolfdale) - 2C/2T

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widdershins
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Re: Gold Silver Bronze

Current stress test of WCG and Open Pandemics systems are paying handsome dividends for me. Only got one GPU new enough, but it's pretty decent and is powering through those units. I've used a config app file to run multiple GPU units concurrently so the GPU is maxed out since there is a lot of idle time if running only one.

I've been tweaking it up over the last couple of days, seems 14 GPU units running together keeps it going flat out. biggrin

I'm looking forward to the stats run tonight.
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widdershins
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Re: Gold Silver Bronze

It seems that running MCM as CPU jobs along with maxing out the GPU makes a PC a tad sluggish. Have cut down the number of concurrent GPU tasks and also the number of concurrent MCM tasks until those MCM tasks are all flushed out. I'm guessing the I/O was too much for the spinning rust to cope with
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retsof
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Re: Gold Silver Bronze

I didn't change any proportions, but I have seen some GPU NVIDIA jobs running for real over the last few days, and the points is more than double.

Beta just sat there, but these things seem to be working.
I am only seeing one GPU run at a time per computer, so that will do for awhile.
I noted the app config above, but the message wrapped up with a mangling factor.

I will skip GPU for an ancient Vista machine and a laptop.
----------------------------------------
SUPPORT ADVISOR
Work+GPU i7 8700 12threads
School i7 4770 8threads
Default+GPU Ryzen 7 3700X 16threads
Ryzen 7 3800X 16 threads
Ryzen 9 3900X 24threads
Home i7 3540M 4threads50%
----------------------------------------
[Edit 3 times, last edit by retsof at May 1, 2021 10:47:16 AM]
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widdershins
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Re: Gold Silver Bronze

Depends on your GPU, I can run about 10 at once, plus a few other cpu tasks that aren't too resource heavy. The app config can take a little patience and testing, but if you've spent the money on a decent GPU it's worth the effort to get the performance (and points) boost that multiple concurrent tasks brings.
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retsof
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Re: Gold Silver Bronze

Depends on your GPU, I can run about 10 at once, plus a few other cpu tasks that aren't too resource heavy. The app config can take a little patience and testing, but if you've spent the money on a decent GPU it's worth the effort to get the performance (and points) boost that multiple concurrent tasks brings.

A couple of my machines are Ryzen 7 game machines with upper end GPUs so they are good candidates. I bought them at a good price from a reputable local CPU repair/builder.

It kind of looks like I would just have to change the GPU to .1 to run 10 simultaneously.
Some graphics cards need a dedicated CPU thread. Apparently we need to give it some kind of chunk of the CPU. What if the CPU line were left out?
The app_config.xml above has some more references for each project app,open CPU, open GPU (which I extracted) plus GPU beta, but I have the four BOINC divisions set to run so many of each one. I have already cut back the counts a bit since they have more GPU activity. The GPU queue is a separate animal. It looks as if the tools is set to read the app_config file for each computer if desired to put in this change in the c:\ {BOINC} {DATA} directory for each one.

<app_config>
<app>
<name>opng</name>
<gpu_versions>
<gpu_usage>.1</gpu_usage>
<cpu_usage>.1</cpu_usage>
</gpu_versions>
</app>
</app_config>
----------------------------------------
SUPPORT ADVISOR
Work+GPU i7 8700 12threads
School i7 4770 8threads
Default+GPU Ryzen 7 3700X 16threads
Ryzen 7 3800X 16 threads
Ryzen 9 3900X 24threads
Home i7 3540M 4threads50%
----------------------------------------
[Edit 8 times, last edit by retsof at May 2, 2021 1:26:31 PM]
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widdershins
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Re: Gold Silver Bronze

It depends on the capabilities and make of the gpu. But because there are long pauses for the GPU at the end of each ligand as it checkpoints, you can usually run multiple gpu units on more modern cards. CPU needs also vary, for me NVIDIA needs about 1 cpu thread per running gpu unit.

The only thing to be careful of is the heavy I/O if you are running it on an SSD drive. If you have a powerful GPU the I/O wear on the SSD could be substantial.

There are instructions here on setting up a Ramdrive if you have enough memory available.

I know power outages have been a bit of a bit of a sore point in Texas recently, and if using a ramdrive you could lose all your GPU WU's. There are ways around that, such as UPS, but the units are fairly short and generally speaking power cuts are rare enough that in my view the risk of losing a few minutes work isn't worth the effort to mitigate against it for most home users. The other option is install a cheap spinning rust HDD for BOINC to use.
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