On Tue, 2007-03-06 at 15:00 +1100, Rob Mueller wrote: > Yep, there's obviously a 2 sided limit here. > > Too few lmtpds and postfix won't be able to deliver incoming mail fast > enough, and thus the mail queue on the postfix side will build up. I'll try some config tweaking here... I guess it'll take some experimenting and time to find the best combination. > I guess the questions then is, in normal operating conditions when you're > not flushing a postfix queue: > 1. Is the cyrus server overloaded? > 2. Does the postfix queue build up at all, or is delivering to lmtp fast > enough? In general the problem starts when postfix flushes the queue, and then it's kind of a snowball effect because cyrus can't recover. I've lowered my lmtpd process limit and also the concurrency limit in postfix. Let's see how this goes... Thanks for all the help Andre ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html