On Mon, Mar 22, 2010 at 06:57:42AM -0400, Wietse Venema wrote: > Another possible test: > > #ifconfig lo0 mtu 1500 > > That should decide any argument about write buffer sizes.
Has the OP considered turning off the clamav milter, and retesting? -- Viktor. P.S. Morgan Stanley is looking for a New York City based, Senior Unix system/email administrator to architect and sustain our perimeter email environment. If you are interested, please drop me a note.