On 11/05/2013 01:49 AM, Dr.x wrote: > Im trying to use smp on 4 cores of server of 8 g ram > 4 workers and no disk caching > Only depending on hot mem caching > > Don’t know why there is log if cache.log about "vary object loop" The "Vary object loop!" warning with shared memory caching may be the side effect of Squid bug #3806. See comment#9 for more details and a possible fix: http://bugs.squid-cache.org/show_bug.cgi?id=3806#c9 HTH, Alex.