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Search: Posts Made By: James Heinrich
Forum: PrimeNet 2021-01-19, 04:40
Replies: 2,075
Views: 178,099
Posted By James Heinrich
Not me, just George.

Not me, just George.
Forum: Software 2021-01-18, 00:31
Replies: 508
Views: 52,473
Posted By James Heinrich
All new first-time checks will be run with PRP. ...

All new first-time checks will be run with PRP.
There is a large number of LL double-checks that need to be run on exponents in the 50M-100M range, this should solve your problem nicely.
In mprime...
Forum: PrimeNet 2021-01-17, 23:52
Replies: 2,075
Views: 178,099
Posted By James Heinrich
It is my understanding that a PRP test can show...

It is my understanding that a PRP test can show one of:
Unverified (suspect) -- single test but errors were detected in the test
Unverified (reliable) -- single test and no errors detected
...
Forum: PrimeNet 2021-01-17, 22:56
Replies: 2,075
Views: 178,099
Posted By James Heinrich
Your example (M57131) is apparently...

Your example (M57131) is apparently (https://www.mersenne.ca/prp.php?show=1&min_exponent=57131&max_exponent=57131) certified P17152 in addition to those 4 factors, so I'm not sure what part you're...
Forum: PrimeNet 2021-01-17, 22:25
Replies: 2,075
Views: 178,099
Posted By James Heinrich
Can you provide a specific example please?

Can you provide a specific example please?
Forum: PrimeNet 2021-01-16, 18:36
Replies: 2,075
Views: 178,099
Posted By James Heinrich
PRP+proof support came with v30 and that was...

PRP+proof support came with v30 and that was released Aug/Sep 2020, the quoted examples all had their PRP done in May/Jun 2020.
Forum: Software 2021-01-14, 15:27
Replies: 70
Sticky: Prime95 v30.4
Views: 3,843
Posted By James Heinrich
Thank you for the example. I think I've spotted a...

Thank you for the example. I think I've spotted a problem in the code, we need to examine it more closely and devise a fix.
Forum: Software 2021-01-14, 03:36
Replies: 70
Sticky: Prime95 v30.4
Views: 3,843
Posted By James Heinrich
You misnamed the Windows file, you called it...

You misnamed the Windows file, you called it p95v306b6.win64.zip instead of p95v304b6.win64.zip
Forum: Software 2021-01-13, 21:34
Replies: 70
Sticky: Prime95 v30.4
Views: 3,843
Posted By James Heinrich
Send an email to me and George with a sample...

Send an email to me and George with a sample result line (new P-1 effort with higher bounds on an already-factored exponent) and we'll look into why it's not behaving as it should.
Forum: Software 2021-01-13, 19:50
Replies: 70
Sticky: Prime95 v30.4
Views: 3,843
Posted By James Heinrich
It should be a purely server-side issue. I'm...

It should be a purely server-side issue.

I'm not very familiar with the data tables used on primenet, but as I recall the table that stores P-1 bounds is only applicable to unfactored exponent. I...
Forum: Cloud Computing 2021-01-08, 15:30
Replies: 1,123
Views: 75,566
Posted By James Heinrich
I reported this a month ago, you can see Chris'...

I reported this a month ago, you can see Chris' reply:
https://www.mersenneforum.org/showthread.php?p=566048#post566048
Forum: Software 2021-01-04, 03:47
Replies: 6
Views: 449
Posted By James Heinrich
.

.
Forum: mersenne.ca 2021-01-03, 12:53
Replies: 508
Sticky: mersenne.ca
Views: 48,016
Posted By James Heinrich
I guess I should have been clearer, to me it was...

I guess I should have been clearer, to me it was obvious that that HDD's useful life is over. I had actually already been considering replacing that drive with a newer/larger one for space reasons,...
Forum: mersenne.ca 2021-01-03, 03:33
Replies: 508
Sticky: mersenne.ca
Views: 48,016
Posted By James Heinrich
I made a small fix to code yesterday that didn't...

I made a small fix to code yesterday that didn't quite work right at end-of-year rollover, and my fix was slightly flawed resulting in the false display of "data as of 2020-12-31". I've fixed the fix...
Forum: Data 2021-01-03, 01:19
Replies: 335
Views: 41,441
Posted By James Heinrich
I would suspect more along the lines of either...

I would suspect more along the lines of either CPU or RAM being more heavily utilized in v30.4 causing a small amount of extra delay in what little off-GPU resources mfaktc needs to use.
Forum: mersenne.ca 2021-01-03, 01:14
Replies: 508
Sticky: mersenne.ca
Views: 48,016
Posted By James Heinrich
Things should have run mostly correctly...

Things should have run mostly correctly yesterday, but today Aaron has changed the PRP Certification results format in the nightly data sync. It's a minor change I need to make... but today I...
Forum: Lone Mersenne Hunters 2020-12-31, 05:55
Replies: 1,769
Views: 172,640
Posted By James Heinrich
All within 1 bit of each other?? That's......

All within 1 bit of each other?? That's... unusual.
Forum: Data 2020-12-31, 02:36
Replies: 335
Views: 41,441
Posted By James Heinrich
For the same bounds. As I understand it, part of...

For the same bounds. As I understand it, part of that speedup involves omitting Brent-Suyama. Since stage2 is faster, higher bounds can be selected for a similar runtime and increased chance of...
Forum: GPU to 72 2020-12-29, 20:54
Replies: 5,128
Views: 277,300
Posted By James Heinrich
The first factors I see from upper 900M range are...

The first factors I see from upper 900M range are from May 2008, so probably sometime around then.
Forum: GPU to 72 2020-12-29, 06:25
Replies: 5,128
Views: 277,300
Posted By James Heinrich
GPU72 status: done as of 2020-12-28...

GPU72 status: done as of 2020-12-28 (https://www.mersenne.ca/status/tf/20201228/0/1/0).
Forum: Data 2020-12-25, 00:02
Replies: 335
Views: 41,441
Posted By James Heinrich
Just mentioning I found my first factor with...

Just mentioning I found my first factor with v30.4:
M17840447 has a 75.272-bit (23-digit) factor: 45606749097226437406729 (https://www.mersenne.ca/M17840447) (P-1,B1=404000,B2=27105000)
Forum: Data 2020-12-24, 14:57
Replies: 335
Views: 41,441
Posted By James Heinrich
But not necessarily always -- when I upgraded...

But not necessarily always -- when I upgraded mid-assignment it also said "cannot continue stage 2", added a bit more B1, and then completed stage2 without problem.
(It did get stuck later on a...
Forum: Data 2020-12-24, 05:56
Replies: 335
Views: 41,441
Posted By James Heinrich
I happened to have a number of other program open...

I happened to have a number of other program open at one point, and when v30.4 started up stage2 Windows complained about low memory. This seems to have gotten Prime95 into a "stuck" state, where the...
Forum: Data 2020-12-24, 05:40
Replies: 335
Views: 41,441
Posted By James Heinrich
Yes, I gave it "wrong" values on purpose,...

Yes, I gave it "wrong" values on purpose, specifically to affect the bounds. Using Pfactor worktodo lines, specifying the "PrimeNet-default" TF level and a large number of tests-saved (anywhere from...
Forum: Data 2020-12-24, 03:34
Replies: 335
Views: 41,441
Posted By James Heinrich
Running some P-1 in the 17M range. v30.3 was...

Running some P-1 in the 17M range. v30.3 was using 7-8GB RAM (out of 40GB available) and 960 relative primes.
v30.4:Stage2 memory initialization seems faster than I'm used to for previous versions,...
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