[horde] Database performance problem with Horde3/IMP4 with large user base

[Jan Schneider]

Zitat von Luc Germain <Luc.Germain at USherbrooke.ca>:

>> As for caching, caching in the session would be pretty easy; if we're
>> careful it shouldn't even affect session size too much. The flip side
>> is that permissions changes would take a logout/login cycle to show up
>> - would that be acceptable to people?
>
> It's true that perms changes would not show immediatly to other users,
> but if perms caching is valid only for some configurable amount of time
> (30 minutes for example), I could live with that, at least until a
> better solution is available (like moving applications shares in their
> own tables).

Couldn't we use the SessionObjects API, using a sensible size limit, or 
even introducing a time limit? This way the cached permission won't 
persist the complete session.

Jan.

-- 
Do you need professional PHP or Horde consulting?
http://horde.org/consulting/