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Forum: Factoring 2020-09-16, 06:54
Replies: 6
Views: 238
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: 1,976
Views: 142,010
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‚ÄČand 83878189.
Forum: PrimeNet 2020-09-11, 03:28
Replies: 1,976
Views: 142,010
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: 56
Views: 4,618
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: 56
Views: 4,618
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: 56
Views: 4,618
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: 1,354
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: 1,354
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: 1,354
Posted By frmky
Done.

Done.
Forum: NFS@Home 2020-09-03, 09:09
Replies: 55
Views: 1,354
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: 1,354
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: 1,354
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. ...
Forum: NFS@Home 2020-09-01, 07:52
Replies: 55
Views: 1,354
Posted By frmky
Would all of the needs be met by the creation of...

Would all of the needs be met by the creation of lasievee_small (15e smaller numbers) and lasievef_small (16e smaller numbers) queues? On the back end these would be the same as the existing lasievee...
Forum: Msieve 2020-08-15, 07:23
Replies: 23
Views: 4,536
Posted By frmky
Here's a bench using compute nodes with one Xeon...

Here's a bench using compute nodes with one Xeon E5-2650 v4 Broadwell cpu with 12-cores, 24 threads.

1 node 7h 40m
2 nodes 2h 45m
4 nodes 1h 35m
8 nodes 1h 10m

Not sure why the time for...
Forum: Msieve 2020-08-14, 18:06
Replies: 23
Views: 4,536
Posted By frmky
I know this is late, but if you still have this...

I know this is late, but if you still have this data set up, try
mpirun -np 2 msieve -nc2 1,2 -v -t 20
Forum: Cunningham Tables 2020-06-27, 07:48
Replies: 186
Views: 17,604
Posted By frmky
Sorry, but I don't. I took a QFT course 20 years...

Sorry, but I don't. I took a QFT course 20 years ago from Alfred Shapere at U. Kentucky, who was a student of Frank Wilczek. Haven't looked at it since I'm afraid. The closest I've come to string...
Forum: Cunningham Tables 2020-06-27, 07:33
Replies: 186
Views: 17,604
Posted By frmky
Wow. I've been so busy I didn't even notice. Yay!

Wow. I've been so busy I didn't even notice. Yay!
Forum: Cunningham Tables 2020-06-19, 01:49
Replies: 186
Views: 17,604
Posted By frmky
I've been very busy with teaching a 5 week summer...

I've been very busy with teaching a 5 week summer course from home so I just threw 3,667- in to keep the clients busy. I'll update everything in a couple of weeks or so.
Forum: Cunningham Tables 2020-04-09, 05:08
Replies: 127
Views: 16,082
Posted By frmky
I'm good with wherever. So 30M it is.

I'm good with wherever. So 30M it is.
Forum: Lounge 2020-03-12, 06:06
Replies: 26
Views: 3,496
Posted By frmky
The American Physical Society cancelled the March...

The American Physical Society cancelled the March meeting in Denver the day before it was to start on March 2. It's a meeting with over 10,000 attendees. Pre-meeting workshops were already being...
Forum: Lounge 2020-03-12, 05:35
Replies: 26
Views: 3,496
Posted By frmky
Over the past week, Cal State Fullerton added USB...

Over the past week, Cal State Fullerton added USB cams and mics to all of the classrooms to enable video teleconferencing in the classroom. These relatively cheap cameras are quite adequate now. We...
Forum: Cunningham Tables 2020-02-25, 05:59
Replies: 127
Views: 16,082
Posted By frmky
They absolutely are useful. As long as the...

They absolutely are useful. As long as the polynomial is correct, the relations will be valid. Sieving on a different side with different limits will still produce valid relations.

In fact,...
Forum: Cunningham Tables 2020-02-24, 21:05
Replies: 127
Views: 16,082
Posted By frmky
OK, I realized that I'm a bit of an idiot. This...

OK, I realized that I'm a bit of an idiot. This is a GNFS sextic at the edge of where we should be using a sextic, so the algebraic side is going to be by far the largest. So we need to choose q's...
Forum: Cunningham Tables 2020-02-19, 19:16
Replies: 186
Views: 17,604
Posted By frmky
As behind as the status page suggests. In the...

As behind as the status page suggests. In the weeds. :max:

This is why I've been prioritizing the base-2 numbers. But 2,1165+ will give us some time to catch up a bit. And I don't think anyone is...
Forum: Cunningham Tables 2020-02-19, 07:38
Replies: 186
Views: 17,604
Posted By frmky
Just a few to bring the matrix down a bit. And...

Just a few to bring the matrix down a bit. And I'm queueing all of 2,2210M and 2,2230M before 2,1165+.
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