From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jamal Hadi Subject: Re: Route cache performance under stress Date: Tue, 10 Jun 2003 07:28:16 -0400 (EDT) Sender: netdev-bounce@oss.sgi.com Message-ID: <20030610072444.Q37105@shell.cyberus.ca> References: <008001c32eda$56760830$4a00000a@badass> <20030609195652.E35696@shell.cyberus.ca> <20030609204257.L35799@shell.cyberus.ca> <20030610043453.GC23009@netnation.com> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Cc: ralph+d@istop.com, "netdev@oss.sgi.com" , "linux-net@vger.kernel.org" Return-path: To: Simon Kirby In-Reply-To: <20030610043453.GC23009@netnation.com> Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org On Mon, 9 Jun 2003, Simon Kirby wrote: > I was going to ask before, and it's probably not even possible anymore, > but have you tried on a 2.0 kernel before? 2.0 kernels probably have a > lot of other problems and don't support the new hardware, but it would be > interesting to see how it scales to many srcs/dsts before the route cache > was integrated. It probably scales a lot more like FreeBSD does. You'd > probably have to use eepro100s or something, though. > As a side note, note that stateless forwarding like BSD patricie tries is no longer sufficient. Its no longer just looking up a nexthop, dec ttl, recompute csum that we are optimizing for. The dst cache/flowi is the way to go, so theres no going back;-> - we just gotta make what we have work better. cheers, jamal