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Search: Posts Made By: charybdis
Forum: YAFU 2021-08-19, 00:10
Replies: 248
Views: 15,540
Posted By charybdis
Thank you for the tip! I'm seeing a >10% speedup...

Thank you for the tip! I'm seeing a >10% speedup at c90 and c95 :smile:
Forum: YAFU 2021-08-18, 20:28
Replies: 248
Views: 15,540
Posted By charybdis
While trying to do a 2.05 vs 2.06 benchmark, I...

While trying to do a 2.05 vs 2.06 benchmark, I discovered that the -batchfile option seems to be broken. When I run "yafu "siqs(@)" -batchfile in.bat", yafu quits with

>> fopen error: No such...
Forum: YAFU 2021-08-16, 21:53
Replies: 248
Views: 15,540
Posted By charybdis
This must be very specific to gcc-10: I was using...

This must be very specific to gcc-10: I was using 9.3.0 when I tried and failed to reproduce this. Looks like installing a second gcc version (with the necessary care, of course) would be an...
Forum: YAFU 2021-08-11, 18:45
Replies: 248
Views: 15,540
Posted By charybdis
In case it's helpful in diagnosing the issue, I...

In case it's helpful in diagnosing the issue, I couldn't reproduce this crash on an i5-8500 with the same build flags.
Forum: YAFU 2021-07-06, 15:23
Replies: 248
Views: 15,540
Posted By charybdis
Despite the recent changes to make poly selection...

Despite the recent changes to make poly selection faster, it still continues up until the deadline for most 109-digit numbers:

07/05/21 07:12:47, nfs: commencing nfs on c109:...
Forum: YAFU 2021-06-25, 18:33
Replies: 248
Views: 15,540
Posted By charybdis
Latest yafu segfaults when resuming NFS. Here's...

Latest yafu segfaults when resuming NFS. Here's the gdb output:

>> nfs: checking for job file - job file found, testing for matching input
nfs: number in job file matches input
nfs: checking for...
Forum: YAFU 2021-06-01, 17:50
Replies: 248
Views: 15,540
Posted By charybdis
Ah, this must be it - the default yafu.ini has...

Ah, this must be it - the default yafu.ini has plan=deep. I think this is rather confusing, as I can't see anything in the documentation saying that I need to change this to plan=normal in order for...
Forum: YAFU 2021-06-01, 16:30
Replies: 248
Views: 15,540
Posted By charybdis
Thank you! Any chance you'll fix this...

Thank you!



Any chance you'll fix this soon? Or is it a feature rather than a bug?
Forum: YAFU 2021-05-30, 12:53
Replies: 248
Views: 15,540
Posted By charybdis
There appears to be a bug in SNFS polynomial...

There appears to be a bug in SNFS polynomial selection for (at least) the k*b^n+-1 and b^n+-k forms, for example:
$ yafu...
Forum: YAFU 2021-04-11, 16:51
Replies: 248
Views: 15,540
Posted By charybdis
Looks good now. Thank you!

Looks good now. Thank you!
Forum: YAFU 2021-04-09, 19:17
Replies: 248
Views: 15,540
Posted By charybdis
tune() doesn't segfault anymore, but I'm still...

tune() doesn't segfault anymore, but I'm still seeing a couple of issues. First it incorrectly detects a 64-bit linux system as 32-bit:
tune_info=Intel(R) Core(TM) i5-8500 CPU @...
Forum: YAFU 2021-04-09, 12:41
Replies: 248
Views: 15,540
Posted By charybdis
I don't think yafu's internal ecm can run...

I don't think yafu's internal ecm can run multithreaded on windows? Try using an external ecm binary and changing "ext_ecm=1000000000" in yafu.ini to something smaller like 10000 to make sure that it...
Forum: YAFU 2021-04-09, 01:58
Replies: 248
Views: 15,540
Posted By charybdis
I'm getting a segfault when attempting tune(), on...

I'm getting a segfault when attempting tune(), on both windows and linux:

===============================================================
======= Welcome to YAFU (Yet Another Factoring Utility)...
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