Date: Sat, 26 Jan 2013 10:28:21 +0100 From: magnum <john.magnum@...hmail.com> To: john-dev@...ts.openwall.com Subject: Re: Proposed optimizations to pwsafe Bleeding has experimental multi-device support added, and possibly some initial performane regression from that (that we hopefully can fix). magnum On 26 Jan, 2013, at 10:12 , Brian Wallace <nightstrike9809@...il.com> wrote: > Something I noticed when benchmarking. For some reason, CUDA runs slower in bleeding than unstable. > > On Sat, Jan 26, 2013 at 2:29 AM, Brian Wallace <nightstrike9809@...il.com> wrote: > I have some working improvements to pwsafe-cuda. I don't have the most powerful GPU, but the improvement so far is as follows: > > Original: > Benchmarking: Password Safe SHA-256 [CUDA]... DONE > Raw: 51801 c/s real, 51801 c/s virtual > > New: > Benchmarking: Password Safe SHA-256 [CUDA]... DONE > Raw: 70593 c/s real, 70593 c/s virtual > > I do see some other improvements I can make though. > > On Fri, Jan 25, 2013 at 8:05 PM, Solar Designer <solar@...nwall.com> wrote: > On Fri, Jan 25, 2013 at 05:55:38AM +0100, Lukas Odzioba wrote: > > 2013/1/21 Solar Designer <solar@...nwall.com>: > > > hashcat's is better, too (354k vs. 501k). Lukas? > > > > I have an idea what's need to be done to improve this and some others > > sha256 formats. > > The problem is that I will not have time for that in the next 3 weeks > > because of exams. > > I planned for this weekend some other minor/trivial changes that I > > think we need before jumbo release, but that's all what I can do at > > the moment. > > I added this task next to gpu pbkdf2-sha512 to my todo list. > > Sounds fine. Meanwhile: > > <gat3way> OK I am in the pwsafe game too. @hashcat you beat me by several K c/s :) http://t.co/CIXK83FT > > http://twitter.com/gat3way/status/294968226209726464/photo/1 > > Alexander > > Content of type "text/html" skipped
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