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Message-ID: <20120624230421.GA7323@openwall.com>
Date: Mon, 25 Jun 2012 03:04:21 +0400
From: Solar Designer <solar@...nwall.com>
To: john-dev@...ts.openwall.com
Subject: Re: Why the PHPS benchmark change from Many salts/Only one salt to Raw since jumbo-5?
Frank, magnum -
On Mon, Jun 25, 2012 at 02:06:14AM +0400, Solar Designer wrote:
> There's only one test vector in PHPS_fmt_plug.c, so the "many salts"
> benchmark wouldn't be reasonable. A recent change to bench.c recognizes
> this special case now.
>
> We need to add more test vectors. In general, having only one test
> vector is wrong, yet this is the case for many formats currently.
The attached patch adds a second test vector to PHPS_fmt_plug.c. Now I
am getting:
Benchmarking: PHPS md5(md5($pass).$salt) [128/128 XOP intrinsics 16x4x2]... DONE
Many salts: 30354K c/s real, 30354K c/s virtual
Only one salt: 8820K c/s real, 8820K c/s virtual
Alexander
View attachment "john-phps-tests.diff" of type "text/plain" (742 bytes)
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