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Re: load balancing


From: Joerg Sonnenberger <joerg@xxxxxxxxxxxxxxxxx>
Date: Sun, 05 Nov 2006 14:24:53 +0100
Mail-followup-to: users@crater.dragonflybsd.org

On Sun, Nov 05, 2006 at 11:12:17AM +0100, Simon 'corecode' Schubert wrote:
> but for static content (which usually is larger in comparison to 
> dynamically generated pages), and using sendfile, it might be beneficial 
> (considering 10G ethernet arriving) to just keep a reduced tcp window and 
> access the buffer cache for lost packets, thus avoiding the duplication.

It's the other way around. For sendfile you can advertise a larger
window and not use the socket buffer at all, as the buffer cache can be
used to regenerate missing packets.

Joerg



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