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Search: Posts Made By: chris2be8
Forum: NFS@Home 2021-04-16, 15:37
Replies: 42
Views: 14,504
Posted By chris2be8
Which queues should be ramped up? I could queue a...

Which queues should be ramped up? I could queue a few Brent tables numbers on 14e, though I would need to sieve on both sides (I have a script to do post-processing). Or I could queue some to...
Forum: NFS@Home 2021-04-14, 16:00
Replies: 99
Views: 5,730
Posted By chris2be8
f91_128p1 has built a matrix. About 110 hours...

f91_128p1 has built a matrix. About 110 hours remain.

Chris
Forum: NFS@Home 2021-04-14, 15:57
Replies: 118
Views: 12,105
Posted By chris2be8
In this case all the odd-degree coefficients are...

In this case all the odd-degree coefficients are zero. So it doesn't matter what sign they are.

But I've just made a copy of the .poly with Y1: -1 and it still tests out OK (msieve rates it the...
Forum: NFS@Home 2021-04-11, 15:40
Replies: 118
Views: 12,105
Posted By chris2be8
QUEUED AS f17_206p1 (17^206+1)/1004612453170...

QUEUED AS f17_206p1

(17^206+1)/1004612453170 from the Brent tables:

# Built Thu Apr 8 17:20:28 2021
# Estimated SNFS difficulty 254, GNFS equivalent 184, GNFS difficulty 242, degree 6
n:...
Forum: NFS@Home 2021-04-11, 15:35
Replies: 99
Views: 5,730
Posted By chris2be8
f70_136p1 is done: p74 factor:...

f70_136p1 is done:

p74 factor: 17751359621134014159266004468490682870184827359755598080519759153898525457
p144 factor:...
Forum: YAFU 2021-04-10, 15:58
Replies: 12
Views: 373
Posted By chris2be8
For NFS a lot of the messages come from msieve...

For NFS a lot of the messages come from msieve (yafu calls it to do the linear algebra). Downloading a current version of msieve and reading the Readme files that come with it will help.

The...
Forum: NFS@Home 2021-04-07, 15:46
Replies: 99
Views: 5,730
Posted By chris2be8
f70_136p1 has built a matrix. About 85 hours...

f70_136p1 has built a matrix. About 85 hours remain so I should have a result on Sunday.

Chris
Forum: Factoring 2021-04-07, 15:40
Replies: 23
Views: 785
Posted By chris2be8
Did YAFU run ECM before it started GNFS? Telling...

Did YAFU run ECM before it started GNFS? Telling yafu to factor a number will make it look for small factors with ECM etc before resorting to QS or GNFS. That's a waste of time if you know the number...
Forum: Factoring 2021-04-06, 15:42
Replies: 23
Views: 785
Posted By chris2be8
I think pol5 was written as part of ggnfs. But...

I think pol5 was written as part of ggnfs. But you would be better off using msieve for polynomial selection today. In fact all you need is the lattice sievers, msieve and a current driver script...
Forum: mersenne.ca 2021-04-06, 15:35
Replies: 597
Sticky: mersenne.ca
Views: 67,777
Posted By chris2be8
A PM to bsquared asking how to do it will...

A PM to bsquared asking how to do it will probably get you further. He wrote YAFU.

Chris
Forum: NFS@Home 2021-04-02, 15:48
Replies: 118
Views: 12,105
Posted By chris2be8
QUEUED AS f13_227p1 ...

QUEUED AS f13_227p1

(13^227+1)/48914381958910035231989580698779555090073247829617043348724152238 from the Brent tables:

# Built Thu Apr 1 17:42:30 2021
# Estimated SNFS difficulty 254, GNFS...
Forum: Information & Answers 2021-04-02, 15:24
Replies: 7
Views: 338
Posted By chris2be8
Try !ls -l '/content/drive/My...

Try !ls -l '/content/drive/My Drive/gpuowl/gpuowlbuilded/gpuowl/tools/expand.py' before the chmod 777. That should tell you what it's permissions really are.

And run !ls -l '/content/drive/My...
Forum: YAFU 2021-03-24, 16:55
Replies: 62
Views: 28,241
Posted By chris2be8
What is the first digit of RSA100 compared to...

What is the first digit of RSA100 compared to your C100's? If it starts with 8 or 9 and yours mostly start with a smaller digit that would explain it. (I'm assuming they are all the same number of...
Forum: NFS@Home 2021-03-20, 16:57
Replies: 118
Views: 12,105
Posted By chris2be8
QUEUED AS f94_127m1 ...

QUEUED AS f94_127m1

(94^127-1)/12450453252350477911459813375437 from the Brent tables:

# Built Fri Mar 19 17:06:35 2021
# Estimated SNFS difficulty 251, GNFS equivalent 181, GNFS difficulty...
Forum: NFS@Home 2021-03-20, 16:47
Replies: 99
Views: 5,730
Posted By chris2be8
f46_151p1 is done: p56 factor:...

f46_151p1 is done:

p56 factor: 56716017332497737007943447942089613541504316740174903547
p194 factor:...
Forum: NFS@Home 2021-03-17, 16:42
Replies: 99
Views: 5,730
Posted By chris2be8
f46_151p1 has built a matrix. About 52 hours...

f46_151p1 has built a matrix. About 52 hours remain to solve it.

Chris
Forum: YAFU 2021-03-15, 16:49
Replies: 8
Views: 482
Posted By chris2be8
Does it work OK if you re-run in the *same*...

Does it work OK if you re-run in the *same* directory? If not there is probably some file in there that yafu thinks is relevant to the job but isn't.

I've never seen this in millions of yafu runs,...
Forum: FactorDB 2021-03-14, 17:01
Replies: 464
Views: 69,555
Posted By chris2be8
I've not had any problems. And I'm running a...

I've not had any problems. And I'm running a script to add algebraic factors to numbers in factordb so I've been doing about 1 access per second so would notice any outage.

Chris
Forum: NFS@Home 2021-03-14, 16:46
Replies: 99
Views: 5,730
Posted By chris2be8
f45_152p1 is done: p57 factor:...

f45_152p1 is done:

p57 factor: 438007127629694688269217045833378555728962574323073136977
p149 factor:...
Forum: NFS@Home 2021-03-13, 16:56
Replies: 118
Views: 12,105
Posted By chris2be8
QUEUED AS f91_128p1 ...

QUEUED AS f91_128p1

(91^128+1)/17665678229664618067953763191050743925392873431182599145531906 from the Brent tables:

# Built Fri Mar 12 17:44:37 2021
# Estimated SNFS difficulty 251, GNFS...
Forum: NFS@Home 2021-03-10, 16:29
Replies: 99
Views: 5,730
Posted By chris2be8
f45_152p1 had built a matrix. About 77 hours...

f45_152p1 had built a matrix. About 77 hours remain to solve it.

Chris
Forum: NFS@Home 2021-03-09, 16:44
Replies: 99
Views: 5,730
Posted By chris2be8
And f40_157m1 is done: p90 factor:...

And f40_157m1 is done:

p90 factor: 527542540928154590698530177904139620737209631881164035623107864884898559295196799458100333
p142 factor:...
Forum: NFS@Home 2021-03-08, 17:03
Replies: 118
Views: 12,105
Posted By chris2be8
QUEUED AS f70_136p1 ...

QUEUED AS f70_136p1

(70^136+1)/34250891181879650526539931362816657 from the Brent tables:

# Built Sun Mar 7 17:16:35 2021
# Estimated SNFS difficulty 255, GNFS equivalent 187, GNFS difficulty...
Forum: NFS@Home 2021-03-06, 16:52
Replies: 99
Views: 5,730
Posted By chris2be8
f40_157m1 has built a matrix. About 53 hours...

f40_157m1 has built a matrix. About 53 hours remain.

It took longer than I expected to get started. My internet connection is running at about half speed for some reason so it took about 35 hours...
Forum: Data 2021-03-02, 16:32
Replies: 11
Views: 1,147
Posted By chris2be8
By ECM I meant the program, /usr/bin/ecm on my...

By ECM I meant the program, /usr/bin/ecm on my system. Sorry for the confusion.

Carefully reading the README files shipped with ecm should help you know how it works. Also the NEWS and TODO files....
Showing results 1 to 25 of 1000

 
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