[OpenAFS] Using OpenAFS with Web Servers

Paul Blackburn mpb@est.ibm.com
Thu, 21 Mar 2002 08:46:47 +0000

AFS has one especially strong capability. That is scalability.

Combining multiple webservers serving data from AFS gives
you a website that can dynamically grow to meet demand.

See the paper "A Scalable HTTP Server: The NCSA Prototype"
by Eric Katz, Michelle Butler and Robert McGrath
written at National Center for Supercomputing Applications,
University of Illinois, Urbana-Champaign, Il 61820


I hope this helps.
paul                        http://acm.org/~mpb

BNQ wrote:

>How suitable is OpenAFS for use as network attached storage for production
>level web servers?  The reason I want to do this is because I want all my
>clients to be in a center place.  Then I can have all my web server access
>pages from that place.  By doing this I have increased scalability, because
>I can expand the AFS cell as my storage needs grow, and I can have multiple
>web servers serving the same website.
>Has anybody tried doing this before?  How well would OpenAFS respond to read
>requests for thousands of small file every second?
>If there anything that can be done to optimize such a system?  On the
>clients is the cache stored in memory or hard disk?  Is it possible to store
>it in both?  Would having a large client side cache (like 2G) solve my
>This system will also require me to create and maintain a large number of
>users.  I have decided that OpenLDAP is the best way to go about doing this.
>Is it possible to integrate OpenAFS with OpenLDAP so that authentication is
>done though OpenLDAP, and authorized access to files is done though OpenAFS
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