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Forum: Aliquot Sequences 2021-04-20, 18:41
Replies: 3,445
Views: 319,291
Posted By frmky
Update 2801742

Update 2801742
Forum: Homework Help 2021-04-09, 07:50
Replies: 21
Views: 947
Posted By frmky
It looks like you are perhaps trying to factor...

It looks like you are perhaps trying to factor this number?
33765749444723236975938383549571694531728722961303548619829414070181324100^2+1
Forum: Hardware 2021-04-09, 00:08
Replies: 5
Views: 210
Posted By frmky
Yes, in my experience most cluster systems are...

Yes, in my experience most cluster systems are built on a Red Hat-based distro. Although it looks like Rocks hasn't been updated in a while, and the community appears to be moving to OpenHPC.
...
Forum: Hardware 2021-04-08, 07:00
Replies: 5
Views: 210
Posted By frmky
I haven't tried this in quite a while, but when I...

I haven't tried this in quite a while, but when I built my own small clusters I used Rocks (http://www.rocksclusters.org/). That configures IB out of the box, as well as MPI supporting IB, a...
Forum: Science & Technology 2021-04-07, 05:37
Replies: 190
Views: 9,496
Posted By frmky
My actual kid is my biggest concern now. All of...

My actual kid is my biggest concern now. All of the adults in my immediate family have had both shots. I know outcomes for children are good but worry about currently unknown longer term effects.
Forum: Aliquot Sequences 2021-04-03, 18:19
Replies: 982
Views: 100,390
Posted By frmky
2747460 at i2916 merges with 1553820 at i7.

2747460 at i2916 merges with 1553820 at i7.
Forum: Aliquot Sequences 2021-03-30, 19:25
Replies: 9
Views: 362
Posted By frmky
Ah. So simple. Thanks!

Ah. So simple. Thanks!
Forum: Aliquot Sequences 2021-03-30, 18:57
Replies: 9
Views: 362
Posted By frmky
Speaking of participating casually, is there a...

Speaking of participating casually, is there a way to flag in the reservations page that a number should be updated on the blue page? I don't want to reserve and unreserve it as I've only run it for...
Forum: Aliquot Sequences 2021-03-29, 06:16
Replies: 3,445
Views: 319,291
Posted By frmky
Drop 133032

Drop 133032
Forum: Aliquot Sequences 2021-03-20, 20:56
Replies: 3,445
Views: 319,291
Posted By frmky
Taking 133032

Taking 133032
Forum: NFS@Home 2021-03-19, 23:21
Replies: 100
Views: 5,870
Posted By frmky
At this point I recommend to just keep going....

At this point I recommend to just keep going. You'll probably need to sieve to about 200M. Not a big problem, really. :smile:
Forum: Science & Technology 2021-03-18, 19:07
Replies: 190
Views: 9,496
Posted By frmky
With the first shot I just had a sore arm and a...

With the first shot I just had a sore arm and a short, mild headache. However, for me completing the vaccination was worth one day of reduced productivity.
Forum: Science & Technology 2021-03-17, 19:43
Replies: 190
Views: 9,496
Posted By frmky
For me the second Pfizer shot definitely hit...

For me the second Pfizer shot definitely hit harder. I got the shot in the early afternoon and symptoms started kicking in that evening. I felt crappy the next day with mostly muscle aches and...
Forum: Software 2021-03-13, 04:46
Replies: 14
Views: 558
Posted By frmky
Yes, more data is needed. For the first set, here...

Yes, more data is needed. For the first set, here are three models that do a reasonable job describing the data.

https://www.desmos.com/calculator/punkfe5upd
Forum: Factoring 2021-03-07, 05:23
Replies: 940
Views: 94,072
Posted By frmky
I think so... Certainly hope so! Filtering with...

I think so... Certainly hope so! Filtering with lots of excess relations is still hard so things could go awry there, but with a reasonable excess the remaining limit is 2^32 total, not unique,...
Forum: Cunningham Tables 2021-02-16, 06:32
Replies: 70
Views: 25,325
Posted By frmky
It split into P75 (just like 2,2330L) x P136.

It split into P75 (just like 2,2330L) x P136.
Forum: Factoring 2021-02-08, 06:49
Replies: 940
Views: 94,072
Posted By frmky
I was being a bit facetious. I've found it scales...

I was being a bit facetious. I've found it scales closer to d^2.5, so say a little under 6 times as long. And that computer isn't particularly fast. A rough estimate is about 2.5 months on the...
Forum: Factoring 2021-02-08, 03:15
Replies: 940
Views: 94,072
Posted By frmky
commencing linear algebra read 147295456 cycles...

commencing linear algebra
read 147295456 cycles
cycles contain 531217644 unique relations
read 531217644 relations
using 8 quadratic characters above 4294917295
building initial matrix
memory...
Forum: Factoring 2021-02-07, 21:52
Replies: 940
Views: 94,072
Posted By frmky
It's now in the official msieve SVN, so no need...

It's now in the official msieve SVN, so no need for the patch file. Just grab the latest code.
Forum: Factoring 2021-02-07, 17:39
Replies: 940
Views: 94,072
Posted By frmky
Sat Feb 6 23:19:11 2021 commencing 2-way merge ...

Sat Feb 6 23:19:11 2021 commencing 2-way merge
Sat Feb 6 23:28:47 2021 reduce to 334640603 relation sets and 328431256 unique ideals
Sat Feb 6 23:28:47 2021 commencing full merge
Sun Feb 7...
Forum: Factoring 2021-02-06, 09:02
Replies: 940
Views: 94,072
Posted By frmky
So far, so good. Gone past the place of the...

So far, so good. Gone past the place of the previous crash, and looping through clique and singleton removal now. Relations array checks are good so far.
Forum: Factoring 2021-02-05, 05:36
Replies: 940
Views: 94,072
Posted By frmky
Right before the call to delete_relations(), the...

Right before the call to delete_relations(), the relations array looks fine. At the end of delete_relations(), it's broken. I just noticed that in the loop in that function, the calculation of...
Forum: Factoring 2021-02-04, 09:03
Replies: 940
Views: 94,072
Posted By frmky
I added a check of the relations at the beginning...

I added a check of the relations at the beginning and before each major loop in purge_cliques_core() and restarted a run. I'll report back tomorrow.
Forum: Factoring 2021-02-04, 07:02
Replies: 940
Views: 94,072
Posted By frmky
And that didn't work. Same crash in the same...

And that didn't work. Same crash in the same place.

commencing duplicate removal, pass 2
found 9 duplicates and 2074342591 unique relations
memory use: 16280.0 MB
reading ideals above...
Forum: Factoring 2021-02-03, 07:37
Replies: 940
Views: 94,072
Posted By frmky
For 4, if num_reverse exceeds 2^32, then...

For 4, if num_reverse exceeds 2^32, then ideal_map[ideal].payload has definitely exceeded 2^30. As a quick and dirty check of the latter, I edited filter_priv.h to

typedef struct {
...
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