I have been trying to factor a 133 digit composite for a couple of weeks and ran into a problem in ggnfs-lasieve. It appears to be stuck in a loop in redu2.c...
I've seen this a couple of times. Very annoying! I saved the files somewhere to track it down later, but never did. I not sure I still have those files...
... I regularly have the siever / perl script get stuck on some special q's. Just increase the special q in the .job file with a couple of thousand and...
Hello! Could anyone help me with building 64-bit executable for Windows? I don't currently have required environment to build it myself, so your help is much...
Dear friends, I would like to ask if there is any possibility to help with factorization of 512 bits number. I am trying to find somebody who could help me...
... While it's feasible for a single person to manage a job like this, it still is going to be a lot of work. If you have about a dozen fast machines you...
Jason Papadopoulos
jasonp@...
Jul 17, 2008 8:20 pm
2245
Is there anybody currently working on any changes to ggnfs? It would be nice if ggnfs would set the priority of its processes to something less than "normal"....
... I can add an option to msieve that switches to idle priority, but I don't want to make it mandatory because many users run other things in the background....
Jason Papadopoulos
jasonp@...
Jul 27, 2008 9:30 pm
2247
Hello Jason, thanks for your help. I am quite far with the factorization. Sieving is now running on several Core 2 Quad machines, with several tens milions...
... The postprocessing for 512-bit RSA is entirely feasible with current tools. Depending on how much you oversieve, it shouldn't take more than a few days....
Jason Papadopoulos
jasonp@...
Jul 30, 2008 2:31 pm
2249
Hello Jason, thanks for your help. I am quite far with the factorization. Sieving is now running on several Core 2 Quad machines, with several tens milions...
Hello, I have previously been able to compile ggnfs on my 32bit Pentium 4, but now I just recently built a new Intel Core 2 machine and it won't compile. How...
Hi, ive trying to factor the RSA150, just for fun for a long time. Right now i have more than 1.8GB in my rsa150.dat and i dont know how much bigger should it...
I've been running the factMsieve.pl script and the latest svn snapshot compiled for nocona on a Core 2 Quad for about 20 hours on a 154 digit number. I am...
http://mersenneforum.org/showthread.php?t=10564 Not to be missed. History unfolding in real time. Last time was more than 1.5 years ago. Next time may well be...
Hi, I've just discovered this interest group. I've had a healthy interest in integer factorization for a long time now. I do regular trial factoring for the...
... First, just to be pedantic, GNFS = General Number Field Sieve GGNFS = GNU licensed implementation of the number field sieve, including the general number...
Jason Papadopoulos
jasonp@...
Sep 7, 2008 5:39 pm
2257
... Thanks for the clarification. ... I am certainly after the latest versions. SVN is new to me, I'm reading up on it now at SourceForge. Looks like I need an...
... Thanks Serge, that is a great tip and a very useful feature on SourceForge to be able to download the latest tarball like that. I've just compiled GGNFS on...
Hello all, Just wanted to let you all know that I finally plan to release a beta 1.0 version of GGNFS in the near future. The post-processing changes are all...
This is great news! Bruce Dodson and I have been recently factoring Cunningham targets with SNFS difficulty around 260-265 digits. Msieve's threaded block...
Hi. some months ago someone requested a Windows build here in this group. I provided a SVN build but now it is outdated and possibly not as fast as the newer...
where do you get those x64 files? I built matbuild using binaries with visual studio 2005 in x64 mode and still was limited to 2gb max matrix size. (mine...
... and ... Windows version didn't work for me. I built matbuild using openSUSE 11 x64. You can remove singletons before using original matbuild. Maybe it ...
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