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Search: Posts Made By: ATH
Forum: Marin's Mersenne-aries 2022-08-15, 21:48
Replies: 19
Views: 73,985
Posted By ATH
Your result was correct again: 62897243 :smile:

Your result was correct again: 62897243 :smile:
Forum: Marin's Mersenne-aries 2022-08-13, 08:56
Replies: 19
Views: 73,985
Posted By ATH
Your result was correct: 62897227

Your result was correct: 62897227
Forum: Hardware 2022-08-11, 00:52
Replies: 6
Views: 326
Posted By ATH
I found the command: export...

I found the command:
export LD_LIBRARY_PATH="/usr/lib64-nvidia"
fixed nvidia-smi.

V100 is using 248W-253W and A100 is using 321W-323W (and TDP is actually 400W).

V100: 340 µs/iter * 253 W =...
Forum: Hardware 2022-08-10, 12:33
Replies: 6
Views: 326
Posted By ATH
Google Colab: Tesla...

Google Colab:


Tesla V100-SXM2-16GB-0 Gpuowl v6.11-380-g79ea0cc 3.25M FFT LL (not PRP): 340 µs/iter
Tesla A100-SXM4-40GB-0 Gpuowl v6.11-380-g79ea0cc 3.25M FFT LL (not PRP): 205 µs/iter


I...
Forum: Software 2022-08-08, 12:14
Replies: 7
Views: 257
Posted By ATH
Here are some discussion and explanations of P+1:...

Here are some discussion and explanations of P+1:
https://www.mersenneforum.org/showthread.php?t=26700

and in the 30.4/30.5/30.6 thread from post #150 and onwards when the P+1 feature was...
Forum: Dobri 2022-08-07, 18:50
Replies: 19
Views: 2,395
Posted By ATH
I did P-1 on M1277 with B1=1012 and B2=2.35*1017...

I did P-1 on M1277 with B1=1012 and B2=2.35*1017 with GMP-ECM 7.5 years ago back in January 2015, and I wouldn't be surprised if other people went even further.

I did not turn it into primenet...
Forum: Lounge 2022-07-30, 20:43
Replies: 375
Views: 70,519
Posted By ATH
This estimate is not proven and we had 13 between...

This estimate is not proven and we had 13 between 107 and 108, so who knows how many there will be.
Forum: Lounge 2022-07-30, 11:00
Replies: 375
Views: 70,519
Posted By ATH
Here is the list using the agreed upon discovery...

Here is the list using the agreed upon discovery dates, and today July 30th we reached the previous record gap of 1331 days, so tomorrow will be a new record :sad: This is not a record we want to...
Forum: Lounge 2022-07-30, 10:24
Replies: 375
Views: 70,519
Posted By ATH
It was turned in to the primenet server on Apr...

It was turned in to the primenet server on Apr 12th, which originally was considered the discovery date. But it was not noticed until June 4th which we later decided should be the real discovery date.
Forum: Software 2022-07-16, 17:37
Replies: 54
Views: 3,145
Posted By ATH
Here are some tests with the old Core i7-5960X...

Here are some tests with the old Core i7-5960X with 24000MB RAM for Prime95, only using 1 core for both Stage 1 + 2, since I was not sure what number of cores was best to test with in Stage 2, and if...
Forum: Software 2022-07-15, 17:25
Replies: 54
Views: 3,145
Posted By ATH
It IS an old computer (Core i7-5960X from 2014,...

It IS an old computer (Core i7-5960X from 2014, bought mine in Oct 2015), but it is using FMA3 FFT.

I will just continue with SumInputsErrorCheck=0 and hope it is just "almost really close"...
Forum: Software 2022-07-15, 11:13
Replies: 54
Views: 3,145
Posted By ATH
M2719 had many SUMOUT errors as well, so I set: ...

M2719 had many SUMOUT errors as well, so I set:
SumInputsErrorCheck=0

and now it seems to run fine. Does that mean the SUMOUT errors are just hidden now but still there or are they false?
Forum: Software 2022-07-15, 02:10
Replies: 54
Views: 3,145
Posted By ATH
I was starting some timing tests as well, just...

I was starting some timing tests as well, just running on 1 core with 24GB RAM, but I got several SUMOUT errors during stage 1:
ECM2=1,2,2267,-1,800000000,80000000000,1

It did finish stage 1 at...
Forum: Proth Prime Search 2022-07-12, 19:53
Replies: 17
Views: 1,025
Posted By ATH
You only need to check about half the primes, as...

You only need to check about half the primes, as you pointed out Ken Wilke found some dependencies, so you only need to check primes that are 1, 9 or 11 (mod 14) which is about half of all primes...
Forum: Marin's Mersenne-aries 2022-07-05, 21:44
Replies: 804
Views: 144,206
Posted By ATH
Was already taken: DoubleCheck=61963261,75,1 ...

Was already taken:
DoubleCheck=61963261,75,1

I took the rest.
Forum: Proth Prime Search 2022-07-05, 14:05
Replies: 17
Views: 1,025
Posted By ATH
We have an old thread for this: ...

We have an old thread for this:
https://www.mersenneforum.org/showthread.php?t=10336

The list is in post #10, we are only missing factor for that one for p=74207281. I checked to 6*1012 back...
Forum: Information & Answers 2022-07-01, 05:11
Replies: 4
Views: 283
Posted By ATH
Maybe you should post this question in the sticky...

Maybe you should post this question in the sticky "Prime95 30.8 ....." thread in the Software forum, in case this thread is not noticed.
Forum: Marin's Mersenne-aries 2022-07-01, 00:09
Replies: 804
Views: 144,206
Posted By ATH
Was already taken: Higher level ...

Was already taken:
Higher level
DoubleCheck=65351981,75,1

I took the rest.
Forum: Information & Answers 2022-06-30, 21:39
Replies: 4
Views: 283
Posted By ATH
Have you tried increasing CertMaxExponent ? ...

Have you tried increasing CertMaxExponent ?

Because my PRP CF worker is almost at 13.3M, so the PRP CF wavefront is past your 13218487, and the only CERT needed would be for PRP CF run on any...
Forum: Software 2022-06-29, 08:38
Replies: 77
Views: 6,382
Posted By ATH
If it is when mprime is running 22K exponents,...

If it is when mprime is running 22K exponents, then it is because at small exponents (small FFTs) the multithreading is not very efficient, so it is probably not using your entire CPU, unless you run...
Forum: Marin's Mersenne-aries 2022-06-25, 19:51
Replies: 804
Views: 144,206
Posted By ATH
Took: Cat 1 DoubleCheck=61584239,74,1 ...

Took:

Cat 1
DoubleCheck=61584239,74,1
DoubleCheck=61880477,75,1
DoubleCheck=61939831,75,1
Cat 1
DoubleCheck=61688987,76,1
Cat 2
DoubleCheck=63438541,74,1
Forum: Soap Box 2022-06-24, 19:54
Replies: 167
Views: 13,197
Posted By ATH
So the US wants to turn back time? Party like it...

So the US wants to turn back time? Party like it is 1776 again?
Forum: MattcAnderson 2022-06-23, 20:49
Replies: 5
Views: 174
Posted By ATH
All odd a>=3 is divisible by 11: a=2n+1 102n+1...

All odd a>=3 is divisible by 11: a=2n+1
102n+1 + 1 = 100n * 10 + 1 = 1n * 10 + 1 = 0 (mod 11)

All a=4n+2 >=6 is divisible by 101:
104n+2 + 1 = 10000n * 100 + 1 = 1n * 100 + 1 = 0 (mod 101)
...
Forum: Marin's Mersenne-aries 2022-06-21, 19:02
Replies: 804
Views: 144,206
Posted By ATH
I took: Cat 1 DoubleCheck=61882081,75,1 ...

I took:
Cat 1
DoubleCheck=61882081,75,1
DoubleCheck=61753487,74,1
DoubleCheck=61901351,75,1
Cat 2
DoubleCheck=63352697,74,1
DoubleCheck=63381943,74,1
DoubleCheck=63381959,74,1...
Forum: Marin's Mersenne-aries 2022-06-17, 00:32
Replies: 804
Views: 144,206
Posted By ATH
Took: Cat 3 DoubleCheck=64139371,74,1 ...

Took:

Cat 3
DoubleCheck=64139371,74,1
DoubleCheck=64282409,74,1
DoubleCheck=64748917,74,1
DoubleCheck=64978231,74,1
Higher level
DoubleCheck=65792711,75,1
DoubleCheck=66524561,75,1
Showing results 1 to 25 of 1000

 
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