> Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. What does the IO wait look like on the system? Is this system under high load? You might want to check to make sure that syslog is not calling sync every time that it writes to file. /etc/syslog.conf Should be a "-' in front of /var/log/messages Just a thought. Joshua Gimer