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Message-ID: <20111024175719.GB22049@openwall.com>
Date: Mon, 24 Oct 2011 21:57:19 +0400
From: Solar Designer <solar@...nwall.com>
To: john-dev@...ts.openwall.com
Subject: Re: new DES key setup
On Mon, Oct 24, 2011 at 11:56:46AM -0400, Erik Winkler wrote:
> Builds and runs fine with OpenMP flags on my 2.4Ghz Core2Duo Macbook for gcc-4.2.1 and gcc-4.6.1.
Thank you for testing!
> Quite the speed improvement on LM hashes, at least 2x for me.
Frankly, LM hashes are about as fast without OpenMP. There's roughly a
3x speedup for them due to the new key setup algorithm. Just try a
non-OpenMP build.
We'll need to parallelize LM hashes differently - at a higher level.
Alexander
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