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Re: 10k pps

From: Claudio Jeker (cjekerdiehard.n-r-g.com)
Date: Thu Apr 06 2006 - 16:08:06 CDT


On Thu, Apr 06, 2006 at 11:47:16PM +0300, Claudiu Pruna wrote:
> Hi there list,
>
> I got to a situation at work where I have an OpenBSD 3.9 amd64 router
> acting as bgp and ospf router, and it has to coupe with 100Mbps and
> approx 15.000 packets per second, but it can't at about 10k pps, I have
> like 70% cpu utilisation on iterrupt, and all the traffic becomes an
> extreme sport, it is an Intel P4 3GHz em64 with 512MB of ram and 2 Intel
> Pro100 (fxp) network cards.
>
> Any ideea if/how can I "jump" over the 10k barrier ?
>
>
>
> P.S.: Claudio thanks for the advice about 3.9 bgpd version and additive
> communities, I works smooth.
>
> Thanks for any sugestion or advice.
>

Switch to i386. amd64 has some interrupt problems, the amd64 I tested once
maxed at 80kpps but did 450kpps in i386 mode.

--
:wq Claudio