Same with my dual amd64 4GB ram: test# netstat -m 18446744073709360129 mbufs in use 8/25600 mbuf clusters in use (current/max) 0/0/0 sfbufs in use (current/peak/max) 18014398509434128 KBytes allocated to network 0 requests for sfbufs denied 0 requests for sfbufs delayed 0 requests for I/O initiated by sendfile 91 calls to protocol drain routines Regards, gg.