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Re: New to qmail+pgsql



Got it. Thank you very much !

Philippe

Le Mercredi 13 Décembre 2000 13:36, Michael Devogelaere a écrit :
> > I haven't read the code yet, so feel free to send me a huge RTFM (or
> > RTFCode better) but how comes the database is not overloaded when qmail
> > receives mails : to deliver the mail, it has to make a sql request to get
> > user informations ?
>
> Qmail has some internal limits:
> - it won't handle more than 10 local connections at the same time: maximum
>   10 qmail-getpws at the same time (qmail-getpw checks for the user-info)
> in the worst case: normally the mail-delivery takes some time too, in which
> the database isn't queried. You can change this limit (i think), but it's a
> good default. qmail-getpw access the database in read-only mode, while
> pop/imap can write some information about the lastlogin (or attempt), wich
> stresses the database a lot.
> - (not more than 20 remote connections)
>
> You can of course set the same limit on the number of pop-connections, but
> users won't like it i think (they don't care about the qmail-limit, since
> they don't notice it); so the pop-connections (i think imap too .. Alex ?)
> cause most load.
>
> Kindly regards,
> Michael

-- 
Philippe BARNETCHE

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