hello i have problem with memory the OS centos 5.2 i have 146 GB total size of hard disk the size of cache_dir 91GB i have 5GB RAM squid version 2.7stable5 my conf file is cache_dir aufs /var/spool/squid 91000 130 256 cache_mem 512 MB maximum_object_size 5 MB maximum_object_size_in_memory 32 KB cache_swap_low 98% cache_swap_high 99% cache_replacement_policy heap LFUDA memory_replacement_policy heap GDSF high_memory_warning 1500 MB ipcache_size 4096 ipcache_low 98 ipcache_high 99 cache_store_log none hierarchy_stoplist cgi-bin ? acl QUERY urlpath_regex cgi-bin \? no_cache deny QUERY cache_effective_user squid auth_param basic children 5 auth_param basic realm Squid proxy-caching web server auth_param basic credentialsttl 2 hours auth_param basic casesensitive off when i run free command i found total used free shared buffers cached Mem: 5014372 4983464 30908 0 239252 3424148 please help me to put correct conf thank you