Is there a rule-of-thumb that can be used to determine the correct size for a ramdisk to contain /var/spool/MIMEDefang? I am running 2 email mx servers with MD/SA/Clamav. They are both 2.5 Ghz P4s with 1Gig of ram. Each machine processes about 20k email messages / day. -- EKB My spelling sometimes fails to conform to published standards.