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Message-ID: <7dd9e16cbec9a4c01aedf96b7faf9b03@smtp.hushmail.com>
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
>
>
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