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Forum: Information & Answers 2022-07-19, 19:18
Replies: 27
Views: 1,487
Posted By timbit
I just noticed now that on the mersenne.org...

I just noticed now that on the mersenne.org "Download software" page, it links to 30.8 b15.
On the main page, the latest announcement lists version 30.7 released, so I never bothered to check for...
Forum: Information & Answers 2022-06-30, 16:45
Replies: 27
Views: 1,487
Posted By timbit
Looks like all 14 workers are using Pass1=256,...

Looks like all 14 workers are using Pass1=256, Pass2=192, clm=2. Please see attached prime_log_307.txt.


Ok, according to the results.bench.txt for 14 workers, 1 core each, this is indeed the...
Forum: Information & Answers 2022-06-30, 01:31
Replies: 27
Views: 1,487
Posted By timbit
And here's 30.8b15: Prime95 64-bit...

And here's 30.8b15:


Prime95 64-bit version 30.8, RdtscTiming=1
FFTlen=48K, Type=3, Arch=4, Pass1=256, Pass2=192, clm=4 (14 cores, 14 workers): 0.22, 0.22, 0.22, 0.22, 0.22, 0.22, 0.22, ...
Forum: Information & Answers 2022-06-30, 00:59
Replies: 27
Views: 1,487
Posted By timbit
Here's 14 workers, 1 core each: Prime95...

Here's 14 workers, 1 core each:


Prime95 64-bit version 30.7, RdtscTiming=1
FFTlen=48K, Type=3, Arch=4, Pass1=256, Pass2=192, clm=4 (14 cores, 14 workers): 0.22, 0.22, 0.22, 0.22, 0.22, ...
Forum: Information & Answers 2022-06-29, 20:53
Replies: 27
Views: 1,487
Posted By timbit
That's definitely possible. I am only using 4...

That's definitely possible. I am only using 4 cores per worker at the most.

Let me run the 30.7 version throughput test, 14 workers, 1 core per worker. I can have some results within 24 hours.
...
Forum: Information & Answers 2022-06-29, 19:57
Replies: 27
Views: 1,487
Posted By timbit
Hi, ya I saw that too. I didn't think much of it...

Hi, ya I saw that too. I didn't think much of it because the autobench would know your current configuration (plus the manual throughput test, the user is inputting the number of cores and workers)....
Forum: Information & Answers 2022-06-29, 19:18
Replies: 27
Views: 1,487
Posted By timbit
Ok, thanks for the reply. I will move the files...

Ok, thanks for the reply. I will move the files out of the "trash bin". Was unaware the program uses all the results from the past. I would only assume it takes the latest one. (if there's only 1...
Forum: Information & Answers 2022-06-29, 16:35
Replies: 27
Views: 1,487
Posted By timbit
Ok, I managed to see the autobench last night (1...

Ok, I managed to see the autobench last night (1 worker, 4 cores). The fastest FFT implementation did not get selected.


I then decided to go back to basics. 1 worker, 1 core that's it. I...
Forum: Information & Answers 2022-06-28, 16:18
Replies: 27
Views: 1,487
Posted By timbit
Hi, thanks for all the replies. My slow...

Hi, thanks for all the replies.

My slow system has 32 GB DDR4-2400 ECC RDIMM (4 * 8GB) RAM running in quad channel. (Intel Xeon E5-2680 v4, 14 cores, 28 threads). In the local.txt I have:
...
Forum: Information & Answers 2022-06-28, 05:14
Replies: 27
Views: 1,487
Posted By timbit
OK I've deleted the results.bench.txt and the...

OK I've deleted the results.bench.txt and the gwnum.txt files.
I've manually run the thoughput tests on the same size FFT.
Now it's running the ECM again. I'll let this go for a day or two and...
Forum: Information & Answers 2022-06-27, 16:09
Replies: 27
Views: 1,487
Posted By timbit
I am well aware the E5-2480 v4 is a 14 core...

I am well aware the E5-2480 v4 is a 14 core system. Due to the slowness of any Mersenne work I assign to it, I only use 1 worker (8 threads).

Is 8 threads the max for any worker? I am setting 1...
Forum: Information & Answers 2022-06-27, 15:28
Replies: 27
Views: 1,487
Posted By timbit
Faster machine = Win10 4 sticks DDR4-2133 ECC...

Faster machine = Win10
4 sticks DDR4-2133 ECC RIMM Quad channel
Intel Xeon E5-1607 v3 @ 3.1 Ghz
Does ECM 4 threads at ~M1000000 range (B1=1000000) stage 1 = 1450 sec, stage 2, 850 sec, total =...
Forum: Information & Answers 2022-06-27, 04:46
Replies: 27
Views: 1,487
Posted By timbit
Actually the slower machine has DDR4-2400, faster...

Actually the slower machine has DDR4-2400, faster has DDR4-2133.

Again, slower machine is 2 times slower. No idea why. I'm trying to get slower machine to run an autobench, but does not do so...
Forum: Information & Answers 2022-06-27, 02:14
Replies: 27
Views: 1,487
Posted By timbit
How to get mprime to run self bench?

Hi,
I'm have a fresh install of mprime on a linux x64 (Ubuntu 2204) machine. I have it testing an exponent (ECM) and it's running really really slow. On a computer with almost identical hardware...
Forum: PrimeNet 2012-01-07, 07:32
Replies: 1,444
Views: 129,012
Posted By timbit
Large p-1 factor found

Hi,

I found a large factor for M77999869:

p61 = 1815615329758341197381057535338581863482459211614518833203801

123-bit number

= p24 195493151840292702688361 *
p37...
Forum: Software 2011-03-02, 22:38
Replies: 175
Views: 40,432
Posted By timbit
It works! Thanks for the quick turn-around time!...

It works! Thanks for the quick turn-around time!

Cheers!
Forum: Software 2011-03-01, 19:38
Replies: 175
Views: 40,432
Posted By timbit
mprime on Ubuntu 9.04 32-bit

Hello, I have Ubuntu 9.04 32-bit and I am seeing this with the v26.5 mprime:

> ./mprime -d
./mprime: /lib/tls/i686/cmov/libc.so.6: version `GLIBC_2.11' not found (required by ./mprime)

In the...
Forum: YAFU 2009-09-22, 20:54
Replies: 1,276
Views: 168,749
Posted By timbit
Actually, I can repro the problem when factoring...

Actually, I can repro the problem when factoring a different number the next time.

I'll try the patched binary.
Forum: YAFU 2009-09-22, 20:41
Replies: 1,276
Views: 168,749
Posted By timbit
Windows Bug?

Hello, I downloaded the YAFU 1.11 Windows 32-bit binary from the YAFU homepage.

I am running Windows XP SP3 32-bit. I am running yafu-win32-32k.exe.

The yafu application crashes after...
Forum: Information & Answers 2009-03-13, 18:45
Replies: 0
Views: 1,237
Posted By timbit
P-1 factoring, relative primes

Hello,

First time post, using Prime95 for a long time.

Quick question regarding P-1 factoring and the number of relative primes for Stage 2. I apologize in advance if this has already been...
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