Message boards : Number crunching : GPU version: kernel size tuning and less UI lags
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Azmodes Send message Joined: 5 Mar 17 Posts: 20 Credit: 3,515,133,859 RAC: 82,867 |
And another. https://sech.me/boinc/Amicable/workunit.php?wuid=12033885 https://sech.me/boinc/Amicable/workunit.php?wuid=12033891 So shouldn't these colossal things yield more than the usual amount of credit? |
Azmodes Send message Joined: 5 Mar 17 Posts: 20 Credit: 3,515,133,859 RAC: 82,867 |
Ah well, both ended in a compute error after half a day... |
pututu Send message Joined: 6 Feb 17 Posts: 6 Credit: 108,287,548 RAC: 6,982 |
I randomly sampled the tasks that I had completed over the past 3 days with varying run time and task size. Though not perfect, it seems to indicate that there is a good correlation between task size and run time. All tasks were completed on the same GPU. BTW, I"m running two tasks per GPU and the GPU run time shown in the graph is not normalized to one task. There is one outlier but if we ignore this single point, the regression-squared or R-squared increased from 52% to 95%. Wondering if there is any chance to allocate higher credit points for larger task size? Some folks don't care about credits but just my one cent to keep things within reasonable perspective. Perhaps allocating task size of 1011, 1012 and 1013 with different fixed credit buckets? https://postimg.cc/gx5J8Rg1 |
Sergei Chernykh Project administrator Project developer Send message Joined: 5 Jan 17 Posts: 534 Credit: 72,451,573 RAC: 0 |
Yes, I'll adjust credit for these tasks. |
pututu Send message Joined: 6 Feb 17 Posts: 6 Credit: 108,287,548 RAC: 6,982 |
Thank you sir! |
Azmodes Send message Joined: 5 Mar 17 Posts: 20 Credit: 3,515,133,859 RAC: 82,867 |
I'm only getting compute errors for the longer tasks. Is kernel size to blame? Quite a bit of crunching time wasted. exceeded elapsed time limit 28237.96 (10000000.00G/341.91G) |
Jozef J Send message Joined: 24 Jan 17 Posts: 20 Credit: 1,193,014,322 RAC: 0 |
Hi, i see ,amicable pairs discovering are bit stall, or go slowly now.. We get to another phase" like before? |
Jozef J Send message Joined: 24 Jan 17 Posts: 20 Credit: 1,193,014,322 RAC: 0 |
Hi, i see ,amicable pairs discovering are bit stall, or go slowly now.. We get to another phase" like before? Wow , now is it going good...))) I like also this project app on memory using , becouse many boinc projest dont use memory and leave memory on computers just resting..in not use.. or is not optimised to use memory on computers ,just like another factor/buffer to improve computing on tasks. . not like "only cpu cores" and end..) we need more boinc projects where willl ram size another great key factor to do tasks . |
Azmodes Send message Joined: 5 Mar 17 Posts: 20 Credit: 3,515,133,859 RAC: 82,867 |
I'm only getting compute errors for the longer tasks. Is kernel size to blame? Quite a bit of crunching time wasted. This is still happening. Every once in a while I get one of the much longer tasks and by now I simply abort them whenever I see them, since a) they always end in an error for me and b) credit doesn't seem to have been adjusted anyway (but feel free to prove me wrong). Any official comment on those? |
Steve Dodd Send message Joined: 31 Jan 17 Posts: 25 Credit: 4,091,809,238 RAC: 6,866,928 |
So, this thread hasn't been posted to in a while. Wondering if anyone has played with optimal kernel setting for RTX40XX (60Ti, 70)? |
SzaMoT Send message Joined: 27 Feb 17 Posts: 2 Credit: 53,985,421 RAC: 212,311 |
So, this thread hasn't been posted to in a while. Wondering if anyone has played with optimal kernel setting for RTX40XX (60Ti, 70)? You're having fun times on the 4070S, how to manually change kernel from 23 to e.g. 24/25 for 4090 during tests In which files would settings changes for kernel be saved? |
Sergei Chernykh Project administrator Project developer Send message Joined: 5 Jan 17 Posts: 534 Credit: 72,451,573 RAC: 0 |
If you're not getting full GPU utilization on RTX 4090, it's better to run several WUs per GPU in parallel than to increase the kernel size above 23. |
SzaMoT Send message Joined: 27 Feb 17 Posts: 2 Credit: 53,985,421 RAC: 212,311 |
@Steve Dodd Can you tell us how you get such great times for the 4070S? 4090 TDP 450W without limit reaches ~63 seconds for 1 task, Your 4070S looks much better. I wanted to manually increase the karnel value from 23 to ~25/26, but in the files it is mentioned in several places, after editing the karnel value returns to 23, counting several tasks at the same time 4, it did not bring anything positive, the gain was a few seconds. For 4 tasks about ~300W from 200 to 300, it varies. Let me know what can be improved |
Message boards : Number crunching : GPU version: kernel size tuning and less UI lags
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