Date: Thu, 22 May 2003 15:14:55 -0700 From: "Sam Leffler" <sam@errno.com> To: "Rene de Vries" <rene@canyon.xs4all.nl>, <hackers@freebsd.org> Subject: Re: Hardware crypto support, ubsec RSA performance Message-ID: <016f01c320af$946f65c0$52557f42@errno.com> References: <406B3072-8C2E-11D7-A0FF-00039357FA7A@canyon.xs4all.nl>
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I've made no effort to tune the asymmetric crypto ops. All the techniques I
used to speedup symmetric ops (and more) should apply to asymmetric ops.
Feel free to dig in.
Sam
----- Original Message -----
From: "Rene de Vries" <rene@canyon.xs4all.nl>
To: <hackers@freebsd.org>
Sent: Thursday, May 22, 2003 1:20 AM
Subject: Hardware crypto support, ubsec RSA performance
> Hello,
>
> I've been testing with an "Broadcom CryptoNetX SSL800" card and the
> performance (when testing with openssl) is a bit disapointing. I would
> expect about 800 (or nearly 800) sign/s, but in stead the card+openssl
> only do about 94 sign/s (with 1024 bit RSA keys). This is less than one
> eigth of what I expected. Am I doing something wrong or is there some
> magic that I need to perform?
>
> Rene
>
> Measurements done on FreeBSD 4.8.
> System: Pentium III 930Mhz (256Mb memory).
> Using "Openssl speed rsa -elapsed" (version 0.9.7a).
>
> With Broadcom CryptoNetX SSL800 (BM5820/ubsec):
>
> sign verify sign/s verify/s
> rsa 512 bits 0.0027s 0.0001s 369.9 8541.5
> rsa 1024 bits 0.0106s 0.0002s 94.7 5392.2
> rsa 2048 bits 0.1586s 0.0010s 6.3 1014.4
> rsa 4096 bits 2.2629s 0.0105s 0.4 95.1
>
> Without hardware encryption:
>
> sign verify sign/s verify/s
> rsa 512 bits 0.0031s 0.0003s 324.7 3599.0
> rsa 1024 bits 0.0170s 0.0009s 59.0 1172.5
> rsa 2048 bits 0.1026s 0.0029s 9.8 350.6
> rsa 4096 bits 0.6629s 0.0098s 1.5 101.8
>
> --
> Rene de Vries <rene@tunix.nl>
> TUNIX Internet Security & Training
>
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