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Search: Posts Made By: ATH
Forum: Lounge 2021-05-05, 22:36
Replies: 40
Views: 2,623
Posted By ATH
Harry Mack gets a lot of Star Wars reference into...

Harry Mack gets a lot of Star Wars reference into this freestyle rap in 30sec 13:00 - 13:30:

Death Star, not a moon a space station, light speed, Millennium Falcon, Wookiee, Han Solo, Chewbacca,...
Forum: Data 2021-05-03, 08:45
Replies: 69
Views: 1,998
Posted By ATH
It is probably even less than 10% for 12 bits. I...

It is probably even less than 10% for 12 bits. I did some ecm tests years ago on constructed numbers with different size factors:
https://mersenneforum.org/showpost.php?p=470180&postcount=48

You...
Forum: Software 2021-05-02, 18:53
Replies: 281
Views: 21,369
Posted By ATH
Yeah, I know you are capturing the results coming...

Yeah, I know you are capturing the results coming in, I was wondering if it could be based on data in the database instead.

On the exponents with "real" P+1 factors: 92419...
Forum: Software 2021-05-02, 16:20
Replies: 281
Views: 21,369
Posted By ATH
Why do you need to be able to read them or see...

Why do you need to be able to read them or see their size? They are old factors, that just happened to be "rediscovered" because people are not using the correct syntax in worktodo.


I understand...
Forum: Data 2021-05-02, 12:20
Replies: 21
Views: 2,009
Posted By ATH
https://srbase.my-firewall.org/sr5/ TF...

https://srbase.my-firewall.org/sr5/



TF Mersenne is just a random subproject they decided to do?
Forum: Data 2021-05-02, 11:56
Replies: 69
Views: 1,998
Posted By ATH
Full 50k ECM means there is a 1/e ~ 37% risk we...

Full 50k ECM means there is a 1/e ~ 37% risk we missed a 25 digit factor if there is one, not quite the same as TF to 2^84 (26 digits).




It probably throttles, you can try to use ThrottleStop...
Forum: Software 2021-05-01, 18:22
Replies: 281
Views: 21,369
Posted By ATH
It has been showing in the factor only report...

It has been showing in the factor only report since you found it:

https://www.mersenne.org/report_pplus1/?f=1&all=1
Forum: Software 2021-05-01, 12:05
Replies: 281
Views: 21,369
Posted By ATH
https://www.mersenne.org/report_pplus1/?f=1&all=1...

https://www.mersenne.org/report_pplus1/?f=1&all=1

Only 14 of the 24 current listed factors are real P+1 factors. The rest are old factors found again or combination of old factors found as...
Forum: Cloud Computing 2021-04-30, 22:24
Replies: 14
Views: 396
Posted By ATH
The c5.large, c5a.large, c5d.large, c5n.large...

The c5.large, c5a.large, c5d.large, c5n.large instances are 1 full core (2 vCPU = 2 threads)
Forum: Cloud Computing 2021-04-30, 22:06
Replies: 14
Views: 396
Posted By ATH
Actually the $0.019 / hour is both spot instance...

Actually the $0.019 / hour is both spot instance and linux. If you use Windows and/or dedicated instance it will be much more expensive than $12.36 per 111M exponent.

I forgot to mention that...
Forum: Software 2021-04-30, 22:04
Replies: 281
Views: 21,369
Posted By ATH
I have UnreserveDays=9999. Not sure if it...

I have UnreserveDays=9999. Not sure if it actually uses that full value, but it does not complain and does not unreserve anything.
Forum: Cloud Computing 2021-04-29, 23:29
Replies: 14
Views: 396
Posted By ATH
I mostly run the smallest instances with 1 core:...

I mostly run the smallest instances with 1 core: c5.large, c5a.large, c5d.large, c5n.large also in us-east-2, they cost $0.019 per hour.

I just tested a 111M exponent at 20.6-21.1 ms/iter, so if...
Forum: Marin's Mersenne-aries 2021-04-29, 22:44
Replies: 971
Views: 85,051
Posted By ATH
It's up to you, I just thought with 1 Suspect + 1...

It's up to you, I just thought with 1 Suspect + 1 Unverified there is a higher risk of not matching than with 2 Unverified, and for exponents >100M each additional test requires more work than the...
Forum: Software 2021-04-29, 01:29
Replies: 281
Views: 21,369
Posted By ATH
Weird error in mprime 30.5b1 (or primenet server...

Weird error in mprime 30.5b1 (or primenet server error).

Factors for these 2 exponents got reported twice each: 3021587 and 3310193

and for some reason they got added twice to the PRP-CF...
Forum: Data 2021-04-29, 01:05
Replies: 565
Views: 88,497
Posted By ATH
Yeah, that is strange I had not noticed, since it...

Yeah, that is strange I had not noticed, since it was spamming my results.txt with PRP. It was on an AWS instance, and I only noticed it by coincidence, because I was upgrading it to 30.6b4.

Now I...
Forum: Data 2021-04-28, 23:27
Replies: 565
Views: 88,497
Posted By ATH
Ryan Propper found another factor and another PRP...

Ryan Propper found another factor and another PRP #356: M3917
Forum: Data 2021-04-28, 22:51
Replies: 69
Views: 1,998
Posted By ATH
Yes, I will have to update it for P+1 if someone...

Yes, I will have to update it for P+1 if someone wants to do it. But getting data 50K-1M is slow and straining the server, because each exponents has so many entries, so I do not want to get it too...
Forum: Data 2021-04-28, 20:17
Replies: 69
Views: 1,998
Posted By ATH
We have not discussed B1/B2 sensible limits <...

We have not discussed B1/B2 sensible limits < 50K, because GMP-ECM is faster for stage2. They have all been done to fairly high B1. I can create worktodo for you if you give me a B1 limit you want to...
Forum: Data 2021-04-28, 19:17
Replies: 69
Views: 1,998
Posted By ATH
P-1 stats for 1M - 10M: With known...

P-1 stats for 1M - 10M:


With known factors:
B1>0 B1>1M B1>2M B1>3M B1>4M B1>5M
Exponents B1=0 B1<=1M B1<=2M B1<=3M B1<=4M B1<=5M B1<=10M B1>10M
1M-2M: ...
Forum: Data 2021-04-28, 04:04
Replies: 69
Views: 1,998
Posted By ATH
I tried generating the worktodo lines for all <1M...

I tried generating the worktodo lines for all <1M to test what I wanted, using these limits:

No known factors With known factors
Exponent P-1 B1 P+1 B1 P-1 B1 P+1 B1...
Forum: Data 2021-04-28, 01:53
Replies: 442
Views: 65,041
Posted By ATH
Sorry I moved all our posts again to a new...

Sorry I moved all our posts again to a new thread:
https://mersenneforum.org/showthread.php?t=26750

Somehow I thought it would fit in here, but we are just interrupting your group goals.
Forum: Data 2021-04-28, 01:41
Replies: 11
Views: 245
Posted By ATH
You should specify the trial factor level in the...

You should specify the trial factor level in the worktodo line, then it ignores your B2 and calculates the optimal.

Instead of:
Pplus1=1,2,14090003,-1,500000,10000000,1

then
...
Forum: Data 2021-04-27, 21:44
Replies: 11
Views: 245
Posted By ATH
We have been discussing this here, at least for...

We have been discussing this here, at least for <1M:
https://mersenneforum.org/showthread.php?t=22476

I'm getting the stats for >1M and I can generate worktodo lines for exponents with sensible...
Forum: Data 2021-04-26, 23:53
Replies: 69
Views: 1,998
Posted By ATH
Here are the P-1 data for exponents <1M: ...

Here are the P-1 data for exponents <1M:

With known factors:
B1>1M B1>5M B1>10M B1>15M B1>30M
Exponents B1=0 B1<=1M B1<=5M B1<=10M B1<=15M B1<=30M ...
Forum: Software 2021-04-25, 22:25
Replies: 281
Views: 21,369
Posted By ATH
Moved the posts regarding missing P-1 / P+1 work...

Moved the posts regarding missing P-1 / P+1 work to the "<20M unfactored" thread:
https://mersenneforum.org/showthread.php?t=22476
Showing results 1 to 25 of 1000

 
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