I have a trouble when i have traying creat swap file in Proxy server ( Squid v3). [root@gclc ~]# /usr/local/squid/sbin/squid & [1] 3422 [root@gclc ~]# WARNING: Cannot write log file: /usr/local/squid/var/logs/cache.l og /usr/local/squid/var/logs/cache.log: Permission denied messages will be sent to 'stderr'. But my all prmission is ok.... Please see.. [root@gclc ~]# cd /usr/local/squid/var/ [root@gclc var]# ls -al total 24 drwxr-xr-x 3 squid squid 4096 May 6 09:10 . drwxrwxrwx 9 squid squid 4096 May 6 09:08 .. drwxr-xr-x 2 squid squid 4096 May 6 12:32 logs ----------------------------------------------------------------------- ----------------------------------------------------------------------- [root@gclc var]# cd /usr/local/squid/var/logs/ [root@gclc logs]# ls -al total 52 drwxr-xr-x 2 squid squid 4096 May 6 12:32 . drwxr-xr-x 3 squid squid 4096 May 6 09:10 .. -rw-r--r-- 1 squid squid 0 May 6 09:32 access_log -rw-r----- 1 squid squid 0 May 6 12:32 access.log -rw-r--r-- 1 squid squid 0 May 6 09:32 cache_log -rw-r----- 1 squid squid 6978 May 6 13:25 cache.log -rw-r--r-- 1 squid squid 0 May 6 09:35 cache_store_log -rw-r--r-- 1 squid squid 5 May 6 12:32 squid.pid and my [root@gclc ~]# vi /usr/local/squid/etc/squid.conf acl manager proto cache_object acl localhost src 127.0.0.1/32 acl to_localhost dst 127.0.0.0/8 acl localnet src 10.0.0.0/8 # RFC1918 possible internal network acl localnet src 172.16.0.0/12 # RFC1918 possible internal network acl localnet src 192.168.0.0/16 # RFC1918 possible internal network acl SSL_ports port 443 acl Safe_ports port 80 # http acl Safe_ports port 21 # ftp acl Safe_ports port 443 # https acl Safe_ports port 70 # gopher acl Safe_ports port 210 # wais acl Safe_ports port 1025-65535 # unregistered ports acl Safe_ports port 280 # http-mgmt acl Safe_ports port 488 # gss-http acl Safe_ports port 591 # filemaker acl Safe_ports port 777 # multiling http acl CONNECT method CONNECT http_access allow manager localhost http_access deny manager http_access deny !Safe_ports http_access deny CONNECT !SSL_ports http_access allow localnet http_access deny all http_port 3128 hierarchy_stoplist cgi-bin ? refresh_pattern ^ftp: 1440 20% 10080 refresh_pattern ^gopher: 1440 0% 1440 refresh_pattern -i (/cgi-bin/|\?) 0 0% 0 refresh_pattern . 0 20% 4320 #coredump_dir /usr/local/squid/cache cache_dir ufs /usr/local/squid/cache 1000 16 256 Thanks Monzur