[Zope-dev] ZCatalog caching with memcached

[Roché Compaan]

On Mon, 2008-10-27 at 12:42 +0000, Russ Ferriday wrote:
> Have you looked at whether you are overflowing the zeocache and having
> to fetch your catalog from disk too often? The timing mentioned in
> this thread seems about right for that to be the case.
> 
> I have a client with about a 300k small documents, for whom I have
> separated the catalog from the rest of Data.fs. This means I can have
> different cache settings for small and large objects. Resulting in
> markedly faster catalog queries.

We mount all catalogs on separate filestorage instances and each have a
cache of 200000 objects. Our queries are CPU bound, not memory or IO bound.

-- 
Roché Compaan
Upfront Systems                   http://www.upfrontsystems.co.za