hi amos , i note that it only on kid1 and i have no i/o on my cache rock dirs !!!! not tcp_hit !! also i noted that it occurs on js , xml files !!!! ----- Dr.x -- View this message in context: http://squid-web-proxy-cache.1019090.n4.nabble.com/why-wccp-config-with-smp-must-be-put-in-backend-conf-tp4662961p4662984.html Sent from the Squid - Users mailing list archive at Nabble.com.