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Search took 0.01 seconds. Search: Posts Made By: tshinozk
Forum: Hardware 2022-05-07, 02:13
Replies: 70
Views: 16,834
Posted By tshinozk
The value for 1-core benchmark may be incorrect. ...

The value for 1-core benchmark may be incorrect.
V30.7 has a bug. Use V30.8 for benchmarking.

https://www.mersenneforum.org/showpost.php?p=605105&postcount=203
Forum: Software 2022-05-07, 01:46
Replies: 227
Views: 48,726
Posted By tshinozk
Thanks, v30.8b15 fixed the issue. I can find...

Thanks,
v30.8b15 fixed the issue.
I can find a sweet spot for multi-core scaling.

Timings for 2048K FFT length (1 core, 1 worker): 5.16 ms. Throughput: 193.83 iter/sec.
Timings for 2048K FFT...
Forum: Software 2022-05-06, 15:55
Replies: 227
Views: 48,726
Posted By tshinozk
v30.8b14 has the issue, starting from v30.7b2 . ...

v30.8b14 has the issue, starting from v30.7b2 .

I try running prime95.exe with CpuSupportsXXX in local.txt .
I can disable AVXs, but the issue is not resolved.

Can nobody reproduce the issue...
Forum: Software 2022-05-06, 02:03
Replies: 227
Views: 48,726
Posted By tshinozk
My BIOS (X299) can not disable AVX-512, while it...

My BIOS (X299) can not disable AVX-512, while it seems RocketLake can.
I found that "noxsave" kernel parameter disables AVX....
Forum: Software 2022-05-05, 14:23
Replies: 227
Views: 48,726
Posted By tshinozk
I run mprime on linux (Mint) in the same machine,...

I run mprime on linux (Mint) in the same machine, in turn.

Timings for 2048K FFT length (1 core, 1 worker): 0.47 ms. Throughput: 2119.90 iter/sec.

mprime still uses all cores.
This result...
Forum: Software 2022-05-04, 06:38
Replies: 227
Views: 48,726
Posted By tshinozk
I try reduceing the active cores in BIOS setup. ...

I try reduceing the active cores in BIOS setup.
Even if I activate only 4 cores (disabling 14 cores) and Hyperthread is off , Prime95.exe still uses all cores.


Intel(R) Core(TM) i9-7980XE CPU...
Forum: Software 2022-05-03, 05:08
Replies: 227
Views: 48,726
Posted By tshinozk
"FFT timings benchmark" does not have the issue. ...

"FFT timings benchmark" does not have the issue.
I can see the multi-core scaling.

Timing FFTs using 1 core:
Best time for 2048K FFT length: 4.987 ms., avg: 5.001 ms.
Timing FFTs using 2 cores:...
Forum: Software 2022-05-03, 02:32
Replies: 227
Views: 48,726
Posted By tshinozk
No. Prime95.exe uses all cores, even if I...

No.
Prime95.exe uses all cores, even if I enter 1 in "Number of CPU cores to benchmark" textbox.

Timings for 2048K FFT length (1 core, 1 worker): 0.61 ms. Throughput: 1627.02 iter/sec....
Forum: Software 2022-05-03, 02:00
Replies: 227
Views: 48,726
Posted By tshinozk
"Benchmark all-complex FFTs" option is not much...

"Benchmark all-complex FFTs" option is not much faster as normal in my machine with AVX512.

Timings for 2048K FFT length (1 core, 1 worker): 0.65 ms. Throughput: 1535.94 iter/sec.

Timings for...
Forum: Software 2022-05-02, 02:22
Replies: 227
Views: 48,726
Posted By tshinozk
It seems that AlderLake has the issue. The...

It seems that AlderLake has the issue.
The result of 1 core shows too fast, even if AlderLake is running over 5GHz.

12900k:
https://mersenneforum.org/showpost.php?p=602718&postcount=64...
Forum: Software 2022-05-01, 14:17
Replies: 227
Views: 48,726
Posted By tshinozk
I run some old versions. From the taskmanger or...

I run some old versions.
From the taskmanger or the results of benchmarks, I can distinguish the issue.

p95v306b4.win64 OK (single core)
Timings for 2048K FFT length (1 core, 1 worker): ...
Forum: Software 2022-04-30, 03:29
Replies: 227
Views: 48,726
Posted By tshinozk
On p95v307b9.win64, I can not chage a number of...

On p95v307b9.win64, I can not chage a number of cores when I run the benchmark.
If I set to 1 core, UI shows 1 core but Prime95.exe uses all cores.

p95v308b13.win64 also has same issue.
Forum: Software 2019-06-01, 13:31
Replies: 612
Views: 176,524
Posted By tshinozk
I found a hang issue for Torture Test, which is...

I found a hang issue for Torture Test, which is reproducible in my machine.
(7980XE, Windows 10, p95v298b3.win64)

"Right after OS boot", I run the Torture Test.
But some workers did not start....
Forum: Software 2019-05-02, 02:34
Replies: 612
Views: 176,524
Posted By tshinozk
>The mistake is in local.txt. Set WorkerThreads=1...

>The mistake is in local.txt. Set WorkerThreads=1
OK.
When I set WorkerThreads=1, the issue is fixed. (gwnum.txt, results.bench.txt)
Thanks.

My wrong local.txt (WorkerThreads=5) seems to lead...
Forum: Software 2019-04-29, 15:56
Replies: 612
Views: 176,524
Posted By tshinozk
I run PRP tests as stability check using AVX512...

I run PRP tests as stability check using AVX512 for my machine.

I use a series of the well-known mersenne primes.
I use only one worker, and the worker uses all 18 cores of 7980XE.

Do I make...
Forum: Software 2019-04-29, 05:53
Replies: 612
Views: 176,524
Posted By tshinozk
I did not set AutoBench=0. This also occured...

I did not set AutoBench=0.

This also occured in p95v298b1.win64. (I deleted older versions than that.)
I attach it in this post, too.

The numbers of "Line-Feed" in results.bench.txt seem to...
Forum: Software 2019-04-29, 03:24
Replies: 612
Views: 176,524
Posted By tshinozk
I run some PRP tests in Windows 10....

I run some PRP tests in Windows 10. (p95v298b3.win64)
I aware that Prime95.exe seems to write nothing in results.bench.txt while PRP testing.
Is it OK?

I think that auto-bench wrote some...
Forum: Software 2019-04-08, 15:11
Replies: 51
Views: 10,401
Posted By tshinozk
As of now, PRP tests are fine on my machine. ...

As of now, PRP tests are fine on my machine. (p95v298b1.win64)
Forum: Software 2019-04-07, 01:29
Replies: 51
Views: 10,401
Posted By tshinozk
At this boundary, there is a difference, which...

At this boundary, there is a difference, which has "zero-padded" or not.


It seems that there is not the difference at higher boundaries.
Forum: Software 2019-04-06, 15:15
Replies: 51
Views: 10,401
Posted By tshinozk
I want to find a minimum failure point....

I want to find a minimum failure point. (p95v297b1.win64)

Firstly, lowering the n from 4344392810277*2^1290000-1, I get n=336101.
PRP=4344392810277,2,336101,-1 fail 40K FFT...
Forum: Software 2019-03-31, 15:19
Replies: 51
Views: 10,401
Posted By tshinozk
For a large k of 4344392810277*2^1290000-1, it...

For a large k of 4344392810277*2^1290000-1, it seems that there is a boundary.
If I halve the k,
PRP=4344392810277,2,1290000,-1
PRP=2172196405138,2,1290000,-1
PRP=1086098202569,2,1290000,-1...
Forum: Software 2019-03-31, 03:28
Replies: 51
Views: 10,401
Posted By tshinozk
PRP also failed on my machime in p95v297b1.win64....

PRP also failed on my machime in p95v297b1.win64. (Windows10 7980X)

[Worker #1 Mar 31 08:16] Iteration: 250000 / 1290041 [19.37%], ms/iter: 0.379, ETA: 00:06:34
[Worker #1 Mar 31 08:16] ERROR:...
Forum: Software 2019-03-30, 02:44
Replies: 612
Views: 176,524
Posted By tshinozk
I run a benchmark with the checkbox of "Benchmark...

I run a benchmark with the checkbox of "Benchmark all FFT implementations to find best one for your machine".
Then, the textbox of "Number of workers to" changes to "5" automatically without...
Forum: Software 2019-03-28, 13:56
Replies: 612
Views: 176,524
Posted By tshinozk
I confirm that 11) and 12) are fixed on my...

I confirm that 11) and 12) are fixed on my machine in p95v297b1.win64.
Forum: Software 2019-03-25, 13:24
Replies: 612
Views: 176,524
Posted By tshinozk
This issue exists in p95v294b8.win64 as well.

This issue exists in p95v294b8.win64 as well.
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