Re: Swamped! How to tune OBSD for massive web traffic?

["Robert Collins" <robert.collins@itdomain.com.au>]

From: "Henning Brauer" <lists-openbsd@bsws.de>
To: "Misc OpenBSD" <misc@openbsd.org>
Sent: Sunday, January 21, 2001 5:13 AM
Subject: Re: Swamped! How to tune OBSD for massive web traffic?


> On Fri, Jan 19, 2001 at 06:44:46PM -0800, Seth Arnold wrote:
> > It might also help (depending on how your users use your site) to set
> > the KeepAliveTimeout number higher as well; one minute seems like the
> > highest that number should be pushed.
>
> KeepAlive INCREASES Serverload as more httpds are running. Without KeepAlive
> you can shoot nearly every router down with heavy used severs due to the
> pure mass of tcp connections, so you'll have to find a good compromise. 15
> seconds is normally a good value.
>
>

I thought kept alive connections were less load on the os not more? Certainly that's what the http/1.1 performance tests indicate
(they show up to 3 times the perfomance on a lan with http/1.1 over 1.0 mainly due to pipelined requests on persistent connections.

Rob