Hello I tried ecap gzip compression in last Squid (http://code.google.com/p/squid- ecap-gzip/ ) Compression works but every 5-20 minutes regularly squid restarts. Mayby my config is wrong: access_log /var/log/squid/access.log squid acl bad url_regex "/etc/squid/bad.url acl baza_danych src XX.XX.XX.XX/32 acl CONNECT method CONNECT acl localhost src 127.0.0.1/32 XX.XX.XX.XX/32 acl manager proto cache_object acl our_networks src XX.XX.XX.0/24 acl purge method PURGE acl QUERY urlpath_regex cgi-bin \? acl Safe_ports port 1025-65535 # unregistered ports acl Safe_ports port 21 # ftp acl Safe_ports port 210 # wais acl Safe_ports port 280 # http-mgmt acl Safe_ports port 443 # https acl Safe_ports port 488 # gss-http acl Safe_ports port 591 # filemaker acl Safe_ports port 70 # gopher acl Safe_ports port 777 # multiling http acl Safe_ports port 80 # http acl Safe_ports port 901 # SWAT acl SSL_ports port 443 acl to_localhost dst 127.0.0.0/8 acl zabronione dstdomain www.pogodynka.pl www.google.pl www.google.com buffered_logs on cache deny QUERY cache deny QUERY cache deny zabronione cache_log /var/log/squid/cache.log cache_mem 3500 MB cache_replacement_policy lru cache_store_log none cache_swap_high 97 cache_swap_low 92 client_db off coredump_dir none error_directory /usr/share/squid/errors/pl forwarded_for on half_closed_clients on hierarchy_stoplist cgi-bin ? http_access allow manager our_networks http_access allow our_networks http_access allow purge localhost http_access deny all http_access deny bad http_access deny CONNECT !SSL_ports http_access deny localhost http_access deny manager localhost http_access deny purge http_access deny !Safe_ports http_port XX.XX.XX.XX:3128 transparent icp_access allow all logfile_rotate 30 maximum_object_size 30000 KB maximum_object_size_in_memory 128 KB max_open_disk_fds 32768 memory_pools off memory_replacement_policy lru pid_filename /var/run/squid.pid quick_abort_min 0 KB redirector_bypass on refresh_pattern . 0 30% 7200 refresh_pattern ^ftp: 1440 20% 10080 refresh_pattern ^gopher: 1440 0% 1440 request_body_max_size 0 KB snmp_access allow baza_danych snmp_access deny all snmp_port 3405 tcp_outgoing_address XX.XX.XX.XX via on ecap_enable on ecap_service gzip_service respmod_precache 0 ecap://www.vigos.com/ecap_gzip loadable_modules /usr/lib/ecap_adapter_gzip.so acl GZIP_HTTP_STATUS http_status 200 adaptation_access gzip_service allow GZIP_HTTP_STATUS -- Best regards, Tomasz.