Nataraj: > Thank you everyone for your helpful responses. I've narrowed the problem > down further, though it is not solved yet. It does not appear to be > specific to postfix. I've written a simple program with a select > statement that delays 10 seconds when run on any of my own computers, > but when run on the virtual machine hosting my mailserver it returns > immediately. I'm suspecting a vmware related problem, but I don't know > yet...
Accurate time keeping is one of the dirty secrets of virtualization. Wietse http://www.vmware.com/pdf/vmware_timekeeping.pdf