> frequently (about 2 times a month) the file limits are being exceeded by
> qmail haveing to many files open. The box only has qmail/vpopmail and
> pop3 running on it.
>
> I have traced the 'failure' to 2 messages with 1053 reciepients listed.
>
> Evidently there is no way I can find to increase the 1024 open file limit
> on my 2.2.12 Red Hat box.
I'm not familiar enough with the internals of qmail to give you any
advice on it's behaviour, but it is certainly possible to increase the
number of open files above 1024 on Linux. see:
http://customer.support.redhat.com/rhoaprod/plsql/xxrh_know_pkg.srch2?p_id=3
52
While those instructions were written for the 2.0.x kernels, I've used
the same procedure on 2.2.x, 2.3.x, and 2.4.x kernels.
steve