| To: | David Dillow <dave@xxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [RFC 2.6.10 0/22] Add hardware assist for IPSEC crypto |
| From: | "David S. Miller" <davem@xxxxxxxxxxxxx> |
| Date: | Fri, 21 Jan 2005 14:35:02 -0800 |
| Cc: | netdev@xxxxxxxxxxx, dave@xxxxxxxxxxxxxx |
| In-reply-to: | <20041230035000.01@xxxxxxxxxxxxxxxxxx> |
| References: | <20041230035000.01@xxxxxxxxxxxxxxxxxx> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
On Thu, 30 Dec 2004 03:48:34 -0500 David Dillow <dave@xxxxxxxxxxxxxx> wrote: > Bandwidth tests > > Config (sender -> receiver) Bandwidth ori CPU tank CPU > No IPSEC (tank->ori) 11494 KB/s 11.9% 18.7% > No IPSEC (ori->tank) 11492 KB/s 9.5% 34.3% > > AH/SHA1 (sw) (tank->ori) 11303 KB/s 29.2% 79.3% > AH/SHA1 (sw) (ori->tank) 11302 KB/s 28.6% 91.1% > ESP/3DES,SHA1 (sw) (tank->ori) 2130 KB/s 29.6% 100% > ESP/3DES,SHA1 (sw) (ori->tank) 2263 KB/s 29.3% 99.7% > ESP-AH/3DES,SHA1-SHA1 (sw) (tank->ori) 1906 KB/s 29.1% 100% > ESP-AH/3DES,SHA1-SHA1 (sw) (ori->tank) 2051 KB/s 29.3% 99.7% It's a shame we don't have an assembler optimized 3DES at least for x86 in the crypto library of the kernel, even if just for tests such as this. I'll start reviewing your patches right now. |
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