On Sat, 2006-07-22 at 11:07 -0500, Anthony Messina wrote: > I have scoured the posts and found many users who have successfully run > an "upgrade" installation of FC5, upgrading from FC4. Has anyone had > any experience in doing this when the FC4 server is running cyrus-imapd, > mailman and postfix? Cyrus-imapd is my main concern with the upgrade as > the databases can be troublesome. Any information about > successes/failures would be greatly appreciated. > let me guess, This is a _production machine_ and you are planning an upgrade. Have you paid the life insurance? In other words, have you done a backup so that if something goes wrong you can recover? I have never done an 'upgrade' install. However, there are many who have, and many messages just after FC5 came out about 4 months ago concerning both successes and failures. You may want to check the archives from the March - April time frame to see what others had to say about it.