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Message-ID: <20120708101628.GA30067@openwall.com>
Date: Sun, 8 Jul 2012 14:16:28 +0400
From: Solar Designer <solar@...nwall.com>
To: john-dev@...ts.openwall.com
Subject: Re: RAdmin, SIP speedup
On Sun, Jul 08, 2012 at 04:55:09AM -0500, jfoug wrote:
> >From: Solar Designer [mailto:solar@...nwall.com]
> >
> >On Sat, Jul 07, 2012 at 09:58:36PM -0500, jfoug wrote:
> >> Here is an update to dynamic.
> >>
> >> $ ../run/john -test=5 -form=dynamic_1010
> >> Benchmarking: dynamic_1010 dynamic_1010: RAdmin v2.x MD5 [32/32 128x1
> >> (MD5_Body)]... DONE
> >> Raw: 2117K c/s real, 2122K c/s virtual
> >>
> >> $ ../run/john -test=5 -form=dynamic_1011
> >> Benchmarking: dynamic_1011 dynamic_1011: RAdmin v2.x MD5 [32/32 128x1
> >> (MD5_Body)]... DONE
> >> Raw: 2582K c/s real, 2587K c/s virtual
> >
> >Maybe you should make your dynamic_1011 the new dynamic_1010 instead,
> >when you commit this? That is, have just one dynamic format for RAdmin.
>
> If the original change has not been made yet, then I would deem that the
> proper change.
I think you should go ahead and replace my dynamic_1010 with your
dynamic_1011 (making it the new 1010) despite of the fact that my patch
was already committed. We did not include it in a release yet.
> [...] When running OMP, I do not usually get the
> same speed (it usually is slower), the machine behaves sluggish, unless I
> run the IDLE=Y in the .conf file
We're ignoring Idle=Y when running OpenMP-enabled formats. This is
documented in doc/CONFIG.
---
Starting with version 1.7.7, this setting is ignored for OpenMP-enabled
hash types when the actual number of threads is greater than 1.
Unfortunately, it did not work right at least with GNU libgomp on Linux.
---
Alexander
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