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Forum: YAFU 2021-09-17, 18:48
Replies: 254
Views: 16,012
Posted By bsquared
No worries at all. You just caught me in the...

No worries at all. You just caught me in the middle of other intermediate updates, where I don't even do my usual poor job of checking if things work on other architectures. Try the latest commit...
Forum: YAFU 2021-09-16, 17:20
Replies: 254
Views: 16,012
Posted By bsquared
Not trivial, given the ability to restart jobs...

Not trivial, given the ability to restart jobs and the non-linear growth of relation-sets in DLP/3LP variations.

Very roughly, when the number of fulls from partials is equal to the number of...
Forum: YAFU 2021-09-16, 17:10
Replies: 254
Views: 16,012
Posted By bsquared
Try the most-recent commit (just now). It is...

Try the most-recent commit (just now). It is working for me...
Forum: YAFU 2021-09-15, 23:40
Replies: 254
Views: 16,012
Posted By bsquared
Try removing the space *before* your tune_info...

Try removing the space *before* your tune_info line :) It is apparently picky about leading spaces.
Forum: YAFU 2021-09-15, 01:19
Replies: 254
Views: 16,012
Posted By bsquared
2.07 now available

This should be fixed now, as well as the previous problem building on avx2.

I verified the latest commits made it to github, we are now at 2.07.

In this version I've committed changes to the...
Forum: Factoring 2021-09-13, 14:11
Replies: 91
Views: 3,362
Posted By bsquared
Hmm, when running on 2^997-1 I'm getting *better*...

Hmm, when running on 2^997-1 I'm getting *better* throughput with VERIFY_NORMALIZED 1, 53.5 curves/sec with it defined to 1 vs. 45.6 curves/sec with it defined to 0, both running -gpucurves 2560. If...
Forum: YAFU 2021-09-13, 13:38
Replies: 254
Views: 16,012
Posted By bsquared
Because for some reason my push/commit didn't...

Because for some reason my push/commit didn't take... I'm still learning this whole git thing... :redface: I'll try again tonight.
Forum: YAFU 2021-09-12, 19:11
Replies: 254
Views: 16,012
Posted By bsquared
That should only matter if you have AVX-512, in...

That should only matter if you have AVX-512, in which case yafu will default to using AVX-ECM.
Forum: YAFU 2021-09-12, 19:01
Replies: 254
Views: 16,012
Posted By bsquared
Before ecm version 7 only single threads were...

Before ecm version 7 only single threads were allowed, so yafu does a check on the ecm version linked in during compile. I'm pretty sure I'm linking with version 7.0.4 in the executable I provide...
Forum: YAFU 2021-09-12, 14:52
Replies: 254
Views: 16,012
Posted By bsquared
This is something I can fix, but in the meantime...

This is something I can fix, but in the meantime use -ext_ecm X on the command line or .ini file, where X is the B1 crossover point to start using external ecm (something like 50000 works well).
...
Forum: YAFU 2021-09-12, 14:07
Replies: 254
Views: 16,012
Posted By bsquared
Thanks, it's fixed now. Those new function...

Thanks, it's fixed now.

Those new function make avx-ecm about 10% faster below 1040 bits, but I had forgotten to add stubs for non-avx-512 builds.
Forum: YAFU 2021-09-04, 15:48
Replies: 254
Views: 16,012
Posted By bsquared
It may seem redundant, but after a clean try...

It may seem redundant, but after a clean try this:

make SKYLAKEX=1 USE_AVX2=1 USE_BMI2=1 NFS=1

That is the build line I use all the time; if it doesn't work you can post or PM me the errors. I...
Forum: YAFU 2021-09-03, 03:48
Replies: 254
Views: 16,012
Posted By bsquared
Can you verify that when building files and...

Can you verify that when building files and linking you actually see these flags being passed:

gcc -g -DUSE_SSE2 -DUSE_BMI2 -DUSE_AVX2 -DUSE_AVX512F -DUSE_AVX512BW -DSKYLAKEX -DIFMA...
Forum: YAFU 2021-09-02, 18:35
Replies: 254
Views: 16,012
Posted By bsquared
I think CUDA_ERROR_FILE_NOT_FOUND refers to the...

I think CUDA_ERROR_FILE_NOT_FOUND refers to the stage1_core_sm**.ptx file; it is supposed to be next to the executable. The sort_engine.dll file should be in a directory called cub beneath the...
Forum: Factoring 2021-09-01, 21:20
Replies: 91
Views: 3,362
Posted By bsquared
1280: (~31 ms/curves) 2560: (~21 ms/curves) ...

1280: (~31 ms/curves)
2560: (~21 ms/curves)
640: (~63 ms/curves)
1792: (~36 ms/curves)

So we have a winner! -gpucurves 2560 beats all the others and anything the old build could do as well...
Forum: Factoring 2021-09-01, 15:02
Replies: 91
Views: 3,362
Posted By bsquared
I re-cloned the gpu_integration branch to capture...

I re-cloned the gpu_integration branch to capture the latest changes and went through the build process with the following caveats:

specifying --with-gmp together with --with-cgbn-include doesn't...
Forum: Factoring 2021-08-30, 20:43
Replies: 15
Views: 996
Posted By bsquared
(t=1/8, seed1) line 41 c266 : 5120 curves @...

(t=1/8, seed1) line 41 c266 : 5120 curves @ 3M/default stg2, no factor (cgbn gpu + gmpecm stg2)
(t=1/8, seed1) line 42 c162 : 5184 curves @ 3M/300M, p31 * c132 (avxecm)
(t=1/8, seed1) line 43 c263...
Forum: Factoring 2021-08-30, 19:42
Replies: 91
Views: 3,362
Posted By bsquared
I am working on the ability to process ecm save...

I am working on the ability to process ecm save files with yafu, but it isn't ready yet.
Forum: Factoring 2021-08-27, 19:24
Replies: 91
Views: 3,362
Posted By bsquared
I have run 2^997-1 up to B1=10M so far with no...

I have run 2^997-1 up to B1=10M so far with no problems. I will go up another order of magnitude; should take a few hours.

(2^499-1)/20959 has a factor that is found on my card in stage 1 at...
Forum: YAFU 2021-08-26, 20:19
Replies: 254
Views: 16,012
Posted By bsquared
PM will work for now.

PM will work for now.
Forum: YAFU 2021-08-26, 13:36
Replies: 254
Views: 16,012
Posted By bsquared
It's my pleasure, thank you. And please keep...

It's my pleasure, thank you. And please keep letting me know about issues; I may not always have an answer but it's how I learn. And nothing will get better if I don't know there is a problem.
Forum: YAFU 2021-08-26, 13:31
Replies: 254
Views: 16,012
Posted By bsquared
I just mean that I don't plan to keep...

I just mean that I don't plan to keep building/testing on msys2 and won't be releasing any more windows executables that are produced by mingw64/msys2. I will always have a windows executable - it...
Forum: YAFU 2021-08-26, 13:25
Replies: 84
Views: 58,689
Posted By bsquared
That's something I've contemplated doing several...

That's something I've contemplated doing several times but haven't pulled the trigger on. It probably won't be easy. Fundamentally all of the instructions should port; meaning, I'm not using...
Forum: Factoring 2021-08-25, 18:24
Replies: 91
Views: 3,362
Posted By bsquared
I got CGBN set up and configured your code with...

I got CGBN set up and configured your code with the proper cgbn include path.

Needed to make the following changes to get it to compile:


Lines 510 and 587, replace 100'000'000 with 1000000000...
Forum: YAFU 2021-08-25, 17:43
Replies: 254
Views: 16,012
Posted By bsquared
Yes it does, but while it seems to work for me,...

Yes it does, but while it seems to work for me, people have reported problems/crashes there as well.

Given the availability nowadays of WSL2 and a much better visual studio implementation as of...
Showing results 1 to 25 of 1000

 
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