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Search: Posts Made By: ryanp
Forum: Information & Answers 2021-09-24, 09:36
Replies: 58
Views: 7,066
Posted By ryanp
For those who continue to believe that M1061 was...

For those who continue to believe that M1061 was factored by ECM: https://eprint.iacr.org/2012/444.pdf
Forum: Information & Answers 2021-09-24, 09:32
Replies: 58
Views: 7,066
Posted By ryanp
Nope, I did not factor M1061. He was referring to...

Nope, I did not factor M1061. He was referring to another composite (https://members.loria.fr/PZimmermann/records/top50.html) when talking about the ECM record (not even a Mersenne number).
Forum: Aliquot Sequences 2021-09-23, 16:09
Replies: 3,115
Views: 250,552
Posted By ryanp
Update: with 2.024B uniques and...

Update: with 2.024B uniques and target_density=130, msieve produces a 133.3M x 133.3M matrix:

Wed Sep 22 18:39:19 2021 commencing 2-way merge
Wed Sep 22 18:43:22 2021 reduce to 304431703...
Forum: Riesel Prime Search 2021-09-22, 17:29
Replies: 673
Views: 82,177
Posted By ryanp
When it rains...

When it rains (https://primes.utm.edu/primes/page.php?id=132732), it pours (https://primes.utm.edu/primes/page.php?id=132733)...
Forum: Riesel Prime Search 2021-09-22, 12:51
Replies: 273
Views: 47,389
Posted By ryanp
About 18,000 of the ~316K inputs that Serge...

About 18,000 of the ~316K inputs that Serge originally sent me.

P.S. (S.B.) - the exact row number for the hit was 13,239th
Forum: Aliquot Sequences 2021-09-21, 19:10
Replies: 3,115
Views: 250,552
Posted By ryanp
That's unfortunately a bit tough to answer, due...

That's unfortunately a bit tough to answer, due to the distributed nature of my sieving setup. :smile:

In any case, I now have a filtering run going with target_density=130 and 2.024B uniques. If...
Forum: Aliquot Sequences 2021-09-21, 00:06
Replies: 3,115
Views: 250,552
Posted By ryanp
The msieve run with 1.72B uniques succeeded, but...

The msieve run with 1.72B uniques succeeded, but generated a 169M x 169M matrix. Trying again now, with 1.9B uniques.
Forum: Riesel Prime Search 2021-09-20, 16:51
Replies: 673
Views: 82,177
Posted By ryanp
Probably doesn't make much of a difference to me....

Probably doesn't make much of a difference to me. :smile:
Forum: Aliquot Sequences 2021-09-20, 14:16
Replies: 3,115
Views: 250,552
Posted By ryanp
I had been running remdups up until now, but the...

I had been running remdups up until now, but the relations file is taking up too much disk space at this point, so now I'm just appending new rel's and handing the file right to msieve.
Forum: Aliquot Sequences 2021-09-20, 01:41
Replies: 3,115
Views: 250,552
Posted By ryanp
Latest run is going: Sun Sep 19 16:01:22...

Latest run is going:

Sun Sep 19 16:01:22 2021 commencing relation filtering
Sun Sep 19 16:01:22 2021 setting target matrix density to 120.0
Sun Sep 19 16:01:22 2021 estimated available RAM is...
Forum: Riesel Prime Search 2021-09-17, 23:53
Replies: 673
Views: 82,177
Posted By ryanp
If no one minds, I may grab n=6M..10M?

If no one minds, I may grab n=6M..10M?
Forum: Aliquot Sequences 2021-09-16, 17:09
Replies: 3,115
Views: 250,552
Posted By ryanp
I typically run remdups4 after gathering new...

I typically run remdups4 after gathering new relations files, though I haven't been keeping track of the % dups.

Currently at 1B uniques as of this morning.
Forum: Aliquot Sequences 2021-09-14, 13:58
Replies: 3,115
Views: 250,552
Posted By ryanp
Update: I'm at 555M uniques now. I currently seem...

Update: I'm at 555M uniques now. I currently seem to be pulling about 250M unique (not total) relations per day, so hopefully another 6-10 days of sieving should be enough, if the rate keeps up.
Forum: Aliquot Sequences 2021-09-12, 18:56
Replies: 3,115
Views: 250,552
Posted By ryanp
I'm sieving now. Thanks to those who found the...

I'm sieving now. Thanks to those who found the poly and params!

Will give an update in a few days.
Forum: Aliquot Sequences 2021-08-23, 20:09
Replies: 3,115
Views: 250,552
Posted By ryanp
I volunteer to sieve this, once you've finalized...

I volunteer to sieve this, once you've finalized the poly and params.
Forum: Astronomy 2021-08-22, 19:40
Replies: 5
Views: 1,060
Posted By ryanp
That's what they want you to believe... but...

That's what they want you to believe... but really, it was delayed so the Illuminati and New World Order could construct their secret underground bunker to survive the apocalypse...
Forum: Msieve 2021-08-07, 16:20
Replies: 60
Sticky: Msieve GPU LA
Views: 3,142
Posted By ryanp
That's quite impressive. I dug this up which I...

That's quite impressive. I dug this up which I believe was your MPI run of a 109.4M matrix from a few months back?

linear algebra completed 20216008 of 109441779 dimensions (18.5%, ETA 854h19m)
Forum: Msieve 2021-08-06, 21:20
Replies: 60
Sticky: Msieve GPU LA
Views: 3,142
Posted By ryanp
On that note, though, are there any plans to...

On that note, though, are there any plans to support multiple GPUs? If a single A100 is this fast, 16x A100's (https://cloud.google.com/blog/products/compute/a2-vms-with-nvidia-a100-gpus-are-ga) with...
Forum: Msieve 2021-08-06, 20:02
Replies: 60
Sticky: Msieve GPU LA
Views: 3,142
Posted By ryanp
Indeed! No, sadly, "just" A100 and...

Indeed!



No, sadly, "just" A100 and V100's.
Forum: Msieve 2021-08-06, 18:03
Replies: 60
Sticky: Msieve GPU LA
Views: 3,142
Posted By ryanp
Looks like it's working now with VBITS=128, and a...

Looks like it's working now with VBITS=128, and a pretty decent runtime:

./msieve -v -g 0 -i ./f/input.ini -l ./f/input.log -s ./f/input.dat -nf ./f/input.fb -nc2 block_nnz=1000000000
...
matrix...
Forum: Msieve 2021-08-06, 16:39
Replies: 60
Sticky: Msieve GPU LA
Views: 3,142
Posted By ryanp
Tried a bunch of settings: * all of 100M,...

Tried a bunch of settings:

* all of 100M, 500M, 1000M, 1750M with VBITS=256 all ran out of memory
* managed to get the matrix down to 27M with more sieving. VBITS=256, 1750M still runs out of...
Forum: Msieve 2021-08-06, 14:05
Replies: 60
Sticky: Msieve GPU LA
Views: 3,142
Posted By ryanp
Trying this out on an NVIDIA A100. Compiled and...

Trying this out on an NVIDIA A100. Compiled and starts to run. I'm invoking with:

./msieve -v -g 0 -i ./f/input.ini -l ./f/input.log -s ./f/input.dat -nf ./f/input.fb -nc2

Fri Aug 6 12:43:59...
Forum: Aliquot Sequences 2021-08-03, 21:48
Replies: 3,115
Views: 250,552
Posted By ryanp
Possibly, if there's a good poly found. But I'd...

Possibly, if there's a good poly found. But I'd also be happy for others to run the GNFS for this one :smile:
Forum: Aliquot Sequences 2021-08-02, 22:40
Replies: 3,115
Views: 250,552
Posted By ryanp
I have now run 91K curves at B1=29e8 against the...

I have now run 91K curves at B1=29e8 against the c220 blocker.
Forum: Riesel Prime Search 2021-07-24, 00:03
Replies: 1,037
Views: 150,437
Posted By ryanp
I'm taking k=7 from n=5M to n=8M. Already found a...

I'm taking k=7 from n=5M to n=8M. Already found a hit (https://primes.utm.edu/primes/page.php?id=132544).
Showing results 1 to 25 of 315

 
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