> > I'm looking for pointers (past experience in particular) for sizing a > > mail server for a large-ish mail install based on postfix, cyrus, > > amavisd-new, clamav, spamassassin, and web mail (most likely imp) > > serving around 100k mailboxes. > I'm out of my league in estimating the hardware side of things, > but on the webmail front I would seriously reconsider using HORDE/IMP.
We've been serving Cyrus IMAPd to users for years using Horde/IMP; never had any problems. The associated Turba address book is a wonderfully flexible package. --- Cyrus Home Page: http://asg.web.cmu.edu/cyrus Cyrus Wiki/FAQ: http://cyruswiki.andrew.cmu.edu List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html