Norm Mackey: > The failure was logged in /var/log/mail/errors as messages like: > > [r...@relay mail]# cat errors |grep "open files"|head -n 5 > > Jan 19 00:39:43 relay postfix/qmgr[26415]: fatal: socket: Too many > open files
Your machine resources don't match the Postfix configuration. Either scale down Postfix (the process limits) or get a better machine. Running Postfix like this is like cramming a school class into a telephone booth, if you are old enough to remember what that is. Wietse