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Forum: GMP-ECM 2020-11-23, 20:33
Replies: 5
Views: 225
Posted By frmky
Using Tom's code modified for a param 3 sigma. ...

Using Tom's code modified for a param 3 sigma.
FindGroupOrder2 := function (p, s)
K := GF(p);
x := K ! 2;
b := K ! 2^32;
a := K ! 4*s;
A := a/b-2;
b := x^3 + A*x^2 + x;
E...
Forum: GMP-ECM 2020-11-23, 09:19
Replies: 5
Views: 225
Posted By frmky
The group order factors as 2^6 * 5 * 7 * 1483 *...

The group order factors as 2^6 * 5 * 7 * 1483 * 1783 * 1913 * 1973 * 88339 * 196379 * 7907150747 so it should always be found with B1=2e5, B2=8e9. Not sure why B2=1e9 works, though.
Forum: GpuOwl 2020-11-22, 01:36
Replies: 185
Views: 7,790
Posted By frmky
Using nVidia OpenCL, I also need to add ...

Using nVidia OpenCL, I also need to add

#include <iomanip>

to Gpu.cpp to get it to compile.
Forum: NFS@Home 2020-11-14, 04:57
Replies: 1,828
Views: 117,202
Posted By frmky
wfm

wfm
Forum: GpuOwl 2020-11-02, 00:50
Replies: 185
Views: 7,790
Posted By frmky
Just tried to update to 7.2 and got the following...

Just tried to update to 7.2 and got the following error
Gpu.cpp:37:15: error: static_assert expression is not an integral constant expression
static_assert(sinl(M_PI) != sin(M_PI));
...
Forum: GpuOwl 2020-11-01, 19:25
Replies: 185
Views: 7,790
Posted By frmky
Can we upgrade in the middle of a PRP run with...

Can we upgrade in the middle of a PRP run with 7.1?
Forum: NFS@Home 2020-10-31, 03:20
Replies: 50
Views: 2,883
Posted By frmky
I requeued it.

I requeued it.
Forum: NFS@Home 2020-10-31, 03:03
Replies: 89
Views: 4,035
Posted By frmky
I canceled the WUs on the server. When they next...

I canceled the WUs on the server. When they next connect to the server, those WUs will be canceled locally.
Forum: Hardware 2020-10-30, 04:23
Replies: 112
Views: 6,023
Posted By frmky
Hijacking the thread, KNL works well enough for...

Hijacking the thread, KNL works well enough for msieve LA if you are careful. Be sure to put one MPI thread on each tile. Sharing threads across tiles REALLY slows it down. And keep everything in...
Forum: GpuOwl 2020-10-18, 19:40
Replies: 185
Views: 7,790
Posted By frmky
Yes, that fixed it. 2020-10-18 12:36:19...

Yes, that fixed it.

2020-10-18 12:36:19 Tesla K20c-0 6972649 P2(1.5M,10M) Setup 1024 P2 buffers in 3.7s
...
2020-10-18 12:38:35 Tesla K20c-0 6972649 GCD: 11352967935560261207067499316137
Forum: GpuOwl 2020-10-18, 08:35
Replies: 185
Views: 7,790
Posted By frmky
Thought I'd try this on an nVidia Telsa K20. I...

Thought I'd try this on an nVidia Telsa K20. I compiled using clang++-9 on Ubuntu 18.04 LTS since g++-8 failed.

Using ./gpuowl -prp 6972649 -b1 1500000 -b2 10000000 -maxAlloc 4.5G
I got...
Forum: FactorDB 2020-10-14, 06:16
Replies: 457
Views: 45,632
Posted By frmky
http://factordb.com/index.php?id=11000000010464687...

http://factordb.com/index.php?id=1100000001046468738 is listed as PRP, but it is composite with the factor 17756960164157539411. When I report the factor, it returns that the factor is already known.
Forum: NFS@Home 2020-10-04, 22:45
Replies: 11
Views: 1,075
Posted By frmky
The script just counts the number of lines. A...

The script just counts the number of lines. A simple
zcat L1510.dat.gz | wc -l
agrees with the webpage. Sometimes the project gets odd garbage in returned files as we use a forgiving validation...
Forum: Factoring 2020-09-16, 06:54
Replies: 6
Views: 615
Posted By frmky
SNFS requires two polynomials, a degree-d...

SNFS requires two polynomials, a degree-d polynomial f(x), and a linear polynomial, g(x)=ax-b, which share a common root modulo the number you are factoring. The difficulty is given by the size of...
Forum: PrimeNet 2020-09-11, 04:48
Replies: 2,037
Views: 160,576
Posted By frmky
Done. The extension page now says 236 days but...

Done. The extension page now says 236 days but the workload page still says 3 days. It's for 83877517 and 83878189.
Forum: PrimeNet 2020-09-11, 03:28
Replies: 2,037
Views: 160,576
Posted By frmky
On my assignments page at...

On my assignments page at https://www.mersenne.org/workload/ I have two Manual testing PRP assignments from PRP-DC via gpuOwl that say they are original and current cat 0 and now expire in 3 days. ...
Forum: GpuOwl 2020-09-07, 09:26
Replies: 59
Views: 6,026
Posted By frmky
Yes, that was in fact the problem....

Yes, that was in fact the problem. gpuowl-expanded.cl was in fact empty. I deleted these files and recompiled, and it now works fine. Perhaps a make clean should delete these? Thanks!

And in the...
Forum: GpuOwl 2020-09-07, 09:12
Replies: 59
Views: 6,026
Posted By frmky
Thank you! That works on Ubuntu 18.04. :smile:

Thank you! That works on Ubuntu 18.04. :smile:
Forum: GpuOwl 2020-09-07, 03:57
Replies: 59
Views: 6,026
Posted By frmky
So you did get this to work with nVidia? I tried...

So you did get this to work with nVidia? I tried compiling using g++-8 and clang++-9 on Ubuntu 18.04 and the CUDA 11 OpenCL library, but whenever I run it on a Tesla K20 gpu I get the same error,...
Forum: NFS@Home 2020-09-04, 07:39
Replies: 55
Views: 3,138
Posted By frmky
Done. And badges are implemented. See...

Done. And badges are implemented. See CharityEngine and Gridcoin for example.
Forum: NFS@Home 2020-09-04, 07:35
Replies: 55
Views: 3,138
Posted By frmky
The scheduler keeps jobs from all of the queues...

The scheduler keeps jobs from all of the queues ready for assigning to users. If a user doesn't set a preference, the server will on average hand out 5 lasievef jobs and 1 job from each of the other...
Forum: NFS@Home 2020-09-03, 19:50
Replies: 55
Views: 3,138
Posted By frmky
Done.

Done.
Forum: NFS@Home 2020-09-03, 09:09
Replies: 55
Views: 3,138
Posted By frmky
I moved the GNFS-191 over as a test of the new...

I moved the GNFS-191 over as a test of the new f_small queue. In the process I lowered the limits and moved sieving to the algebraic side. I didn't benchmark these changes; just felt right. :smile:
Forum: NFS@Home 2020-09-01, 21:06
Replies: 55
Views: 3,138
Posted By frmky
Incorporating CADO las isn't on the table right...

Incorporating CADO las isn't on the table right now. Just don't have the bandwidth for it.
Forum: NFS@Home 2020-09-01, 17:54
Replies: 55
Views: 3,138
Posted By frmky
There's no reason the existing queues need to...

There's no reason the existing queues need to cease to exist. d can remain for any small, quick jobs that come up but normally be unused. And there's certainly no reason for e_small if there's no e. ...
Showing results 1 to 25 of 1000

 
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