Author: Jens Vonderheide Date: To: exim-users Subject: RE: [Exim] Persistent DB connections to MySQL database
> And heck, while I'm day-dreaming, any chance of being able to > tune the size of the cache? We've got plenty of memory left over
> running only exim. I'd love to be able to bump the lookup cache
> well above just the last lookup. The memory consumption of
> having, say, the last 20 lookups cached per type would be trivial
> compared to the gains in the reduction of overhead.
For now, you could give some memory to MySQL for it to cache its results.
Not as good as caching in Exim itself (you still have the connection
overhead), but it should help some.