[OpenAFS] Using OpenAFS with Web Servers

Paul Blackburn mpb@est.ibm.com
Thu, 21 Mar 2002 11:49:08 +0000


Jacob Gorm Hansen wrote:

>If you want to build a scaleable webserver, take a look at the LARD
>(Locality Aware Resource Distribution if my mind serves correctly).
>Basically what the authors suggest is a load-balancing scheme which lets
>each server 'specialize' in some part of the content, hopefully meaning
>that your effective memory-cache grows proportionally with the number of
>web servers.
>
>If you really want speed, I would suggest that you take a look at the
>Tux in-kernel webserver for linux, and also that you serve from a real
>local filesystem, maybe synced (from AFS or by other means) by a cron
>job or something similar, which will always be faster than serving from
>AFS, since AFS' added layer imposes some overhead.
>
Jacob,
AFS can be configured to use RAM cache instead of disk cache.
In my experience, AFS RAM cache is faster than local filesystem
--
cheers
paul                             http://acm.org/~mpb