On 4:39:45 pm 05/25/04 "Kevin Baker" <[EMAIL PROTECTED]> wrote: > We are testing a number of email configurations for a > 10,000+ user-base. Was hoping to get some thoughts on > below: > > - Postfix > - Cyrus-SASL > - Mysql Auth > > We will likely start with 3 frontend servers and 3 backend > servers. Replicate MySQL across all servers auth, maildrop > routing. > > We were thinking of doing some sort of rysync of the imap > mailstore across the backend servers. Then Heartbeat on > the backend servers with IP takeover to handle failover. > > The hope is that if a server goes down the mailstore will > be sync'ed up on the server that takes over. > > Thought? This is obviously just a sketch... but I haven't > seen a this done before as far as the failover solution > with rsync and thought it might work pretty well.
I have been doing this with an 18 gig mailstore that uses maildirs. After the first sync I can run rsync every 5 minutes and it only takes 35-40 seconds to complete, even if I move/delete a few thousand messages at a time. \__ Jason Munro \__ [EMAIL PROTECTED] \__ http://hastymail.sourceforge.net/ --- 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
