Re: [Exim] MySQL connections

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Autor: Philip Hazel
Data:  
A: Oliver Cook
CC: exim-users
Assumpte: Re: [Exim] MySQL connections
On Fri, 20 Apr 2001, Oliver Cook wrote:

> I assume that the caching applies on a per exim
> process basis; and that, if the verification
> does not occur in the daemon process, this would
> be the cause of the additional mysql processes
> on the database server.


Correct.

> So, the question is, how do I go about limiting
> the number of database connections that Exim will
> open? Not very easily, I guess is the answer, if
> it is not the daemon that is doing the verifica-
> tion.


Correct again. The daemon does almost nothing - it must not do much,
because it has to react to incoming calls, so it spawns child processes
to do the real work.

> Perhaps this will be easier in Exim 4?


There are no plans to change the process structure in Exim 4.

-- 
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.