try to increase cache mem values : try ======================================================== # MEMORY CACHE OPTIONS cache_mem 4096 MB maximum_object_size_in_memory 2 MB ================ then test performance ----- Dr.x -- View this message in context: http://squid-web-proxy-cache.1019090.n4.nabble.com/how-to-use-multi-instances-SMP-in-squid-tp4663724p4663781.html Sent from the Squid - Users mailing list archive at Nabble.com.