replies below...
>
> > 1. Since postfix has a mailbox_size_limit, why do we still need to have
> > quota implemented (say via dovecot). Is it just for "enforcment and
> > notification"?
>
> Some admins like to set per user (or group) quotas via dovecot. Many dovecot
> implementations use Maildir mailboxes, for which quotas are not supported by
> mailbox_size_limit.
thanx, i did not know that mailbox_size_limit did not cover maildir type mail
boxes
> > 1a. Is it ok to just set mailbox_size_limit=0 and then impose quota via
> > dovecot (say 1GB) or must both settings match?
>
> The two settings do not have to match.
>
> > 2. For a setup of about 1500 virtual users on a centos 5.2 machine with a
> > raid10 array and with 8gb of ram, what settings do i need to change in
> > postfix for better performance with regards to main.cf /master.cf. Dovecot
> > provides POP/IMAP services.
>
> Way too general.
Sorry. Allow me to rephrase, is there any setting in postfix (main.cf,
master.cf) whereby we can increase the number of threads, memory usage ,etc to
allow for higher concurrency?
Thanx.
