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Search: Posts Made By: WraithX
Forum: GMP-ECM 2022-11-05, 03:30
Replies: 121
Views: 64,731
Posted By WraithX
ecm.py version 0.46

That line 2094 is from Seth's version of ecm.py. I just tried to download and run his version, but it gave me errors with both python 2 and 3, so I couldn't confirm the error.

When I tested my...
Forum: GMP-ECM 2022-10-22, 18:45
Replies: 6
Views: 1,019
Posted By WraithX
I realized that we probably don't need to build...

I realized that we probably don't need to build everything from the ground up. We can probably look at porting the existing gmp-ecm code over to a gpu framework. We can discuss details over email....
Forum: GMP-ECM 2022-10-19, 22:07
Replies: 6
Views: 1,019
Posted By WraithX
George, thank you for the link to the Bernstein...

George, thank you for the link to the Bernstein paper! I can see that being a huge help to this project.

Seth, I am thinking of running Stage 2 on numbers with fewer than 8000 bits. My range of...
Forum: GMP-ECM 2022-10-19, 11:00
Replies: 6
Views: 1,019
Posted By WraithX
Who can implement ECM Stage 2 on a GPU?

I'd like to ask the forum for help in finding someone to implement ECM Stage 2 on a GPU.

Can anyone here on the forum do this?

Can we reach out to a mathematician or software engineer who can?...
Forum: GMP-ECM 2022-09-21, 23:47
Replies: 29
Views: 3,843
Posted By WraithX
Is there any way we can see the code for this new...

Is there any way we can see the code for this new ecm functionality? Perhaps an extra pair of eyes, or a dozen!, can help find any potential issues.
Forum: YAFU 2022-09-21, 21:24
Replies: 86
Views: 3,140
Posted By WraithX
I'm not sure if the windbg (windows debugger) can...

I'm not sure if the windbg (windows debugger) can help track down what the illegal instruction is, but it may be worth a shot. You can install it by downloading the Windows SDK for Win 10

Windows...
Forum: YAFU 2022-09-21, 20:48
Replies: 86
Views: 3,140
Posted By WraithX
Btw, just like last time...

Btw, just like last time (https://mersenneforum.org/showpost.php?p=586255&postcount=175) (post 175 in this thread) I am able to run yafu 2.10 on my Windows 7 x64 computer without any problems.

...
Forum: And now for something completely different 2022-05-16, 17:12
Replies: 207
Views: 22,522
Posted By WraithX
Put the file gwnum.a in the same folder that...

Put the file gwnum.a in the same folder that libgmp.a is in (not sure if gwnum.ld is needed, since I've never used it for anything).
I've renamed my gwnum.a file to libgwnum.a
Then, you can compile...
Forum: And now for something completely different 2022-05-14, 13:58
Replies: 207
Views: 22,522
Posted By WraithX
Not sure how much this will help, but here are...

Not sure how much this will help, but here are some notes from the gmp-ecm README.dev file:

To use the autotools:

$ libtoolize
$ autoheader
$ aclocal
$ automake -c -a
$ autoconf
$...
Forum: And now for something completely different 2022-05-03, 01:05
Replies: 151
Views: 41,315
Posted By WraithX
After sieving to 1e15, we are now down to 8158...

After sieving to 1e15, we are now down to 8158 candidate Sm(n), with 1e6 < n < 2e6.

I have attached the remaining candidates file and a factors file containing all known factors f, with 1e9 < f <...
Forum: No Prime Left Behind 2022-04-21, 12:24
Replies: 24
Views: 1,238
Posted By WraithX
When your Windows computer (for example) tries to...

When your Windows computer (for example) tries to connect to noprimeleftbehind.net, it queries its configured DNS server to find the IP address. You can run ipconfig /all on Windows to see what your...
Forum: No Prime Left Behind 2022-04-18, 01:55
Replies: 620
Views: 141,823
Posted By WraithX
Just to let you know, 192.168.x.x is not routable...

Just to let you know, 192.168.x.x is not routable on the internet, it is a local-only (private) subnet. No one but you will be able to reach that server via that ip address.

You can read more...
Forum: GMP-ECM 2022-04-01, 20:42
Replies: 24
Views: 3,415
Posted By WraithX
Did you try to download the release tarball from...

Did you try to download the release tarball from my post up above? It contains both configure and install-sh.

Here is the link to the Releases page: https://gitlab.inria.fr/zimmerma/ecm/-/releases
Forum: GMP-ECM 2022-04-01, 16:19
Replies: 24
Views: 3,415
Posted By WraithX
The official source code repository for gmp-ecm...

The official source code repository for gmp-ecm is here: https://gitlab.inria.fr/zimmerma/ecm
I have heard back from PaulZ, and the official release files are here:...
Forum: GMP-ECM 2022-04-01, 04:15
Replies: 24
Views: 3,415
Posted By WraithX
autoreconf is a command that can be installed in...

autoreconf is a command that can be installed in Linux. It is included when you install the autoconf package. I am currently using autoconf 2.69. You will also need to install m4 when using...
Forum: GMP-ECM 2022-03-31, 23:21
Replies: 24
Views: 3,415
Posted By WraithX
When you download the source straight from the...

When you download the source straight from the repository (https://gitlab.inria.fr/zimmerma/ecm), you need to run autoreconf -i first, and then you will have a configure file.

Only the Release...
Forum: And now for something completely different 2022-03-26, 15:54
Replies: 151
Views: 41,315
Posted By WraithX
I have finished sieving from 2e14-6e14. I am...

I have finished sieving from 2e14-6e14.

I am currently sieving from 6e14-8e14 (each range of 2e14 is taking about 20 days). Here is that current progress:
p=663470593157233, 3.506M p/sec, 19...
Forum: Factoring 2022-03-07, 21:12
Replies: 147
Views: 21,107
Posted By WraithX
Are the "without CGBN" times still using the gpu?...

Are the "without CGBN" times still using the gpu? Or is that cpu time to complete 896 curves?

Could you run those tests again with "-gpucurves 2688"? I'd be interested to see if you can get more...
Forum: Programming 2022-02-26, 19:20
Replies: 15
Views: 2,193
Posted By WraithX
The CUDA Wikipedia page...

The CUDA Wikipedia page (https://en.wikipedia.org/wiki/CUDA) has a really good breakdown of which CUDA SDK's support which Compute Capabilities and Cards.

In the GPU's supported section they map...
Forum: And now for something completely different 2022-02-10, 18:44
Replies: 151
Views: 41,315
Posted By WraithX
1e14-2e14 found 179 factors, we are down to 8569...

1e14-2e14 found 179 factors, we are down to 8569 candidates. New factors and remaining candidates attached.

p=199981274007871, 3.472M p/sec, 179 factors found at 11737 sec per factor (la
...
Forum: And now for something completely different 2022-01-30, 00:15
Replies: 151
Views: 41,315
Posted By WraithX
I've started sieving from 1e14 to 2e14, looks...

I've started sieving from 1e14 to 2e14, looks like it will finish around Feb 8.
Forum: Software 2022-01-20, 01:09
Replies: 227
Views: 40,854
Posted By WraithX
Ah, sorry. Good catch! Yes, there are two you...

Ah, sorry. Good catch! Yes, there are two you can use:

#define __MINGW32__ 1
#define __MINGW64__ 1

I'd recommend using the mingw64 target. If someone needs the mingw32 target, we can check...
Forum: And now for something completely different 2022-01-19, 20:17
Replies: 151
Views: 41,315
Posted By WraithX
I have the (same?) crash when I run smsievecl on...

I have the (same?) crash when I run smsievecl on Windows. I am attaching the output of runs with a normal build, a debug build, and a debug build run through gdb. Here is the gdb output:

(gdb) r...
Forum: Software 2022-01-19, 20:11
Replies: 227
Views: 40,854
Posted By WraithX
Hello Prime95, I just ran into a small issue...

Hello Prime95, I just ran into a small issue when compiling 30.7b9 with MingW64 in MSYS. I just needed to make two small changes to the makemw64 file to correct these issues and get the gwnum.a...
Forum: And now for something completely different 2022-01-19, 04:32
Replies: 151
Views: 41,315
Posted By WraithX
After sieving 1e6 to 2e6 with primes up to 1e11 I...

After sieving 1e6 to 2e6 with primes up to 1e11 I had 11107 candidates remaining. Ryan has one less than me because his sieve went a little over 1e11 finding an extra factor and removing that one...
Showing results 1 to 25 of 526

 
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