squid3(高命中率)缓存服务器配置
系统:centos 5.x
需要的软件:squid-3.0.STABLE25.tar.gz
1.下载squid
wget http://www.squid-cache.org/Versions/v3/3.0/squid-3.0.STABLE25.tar.gz
tar zxf squid-3.0.STABLE25.tar.gz && cd squid-3.0.STABLE25
2.编译squid
./configure --prefix=/usr/local/squid \ --enable-async-io=100 \ --with-pthreads \ --enable-storeio="aufs,diskd,ufs" \ --enable-removal-policies="heap,lru" \ --enable-icmp \ --enable-delay-pools \ --enable-useragent-log \ --enable-referer-log \ --enable-kill-parent-hack \ --enable-arp-acl \ --enable-default-err-language=Simplify_Chinese \ --enable-err-languages="Simplify_Chinese English" \ --disable-poll \ --disable-wccp \ --disable-wccpv2 \ --disable-ident-lookups \ --disable-internal-dns \ --enable-basic-auth-helpers="NCSA" \ --enable-stacktrace \ --with-large-files \ --disable-mempools \ --with-filedescriptors=65536 \ --enable-ssl \ --enable-x-accelerator-var make make install make install-pinger
3.配置squid
cp /usr/local/squid/etc/squid.conf /usr/local/squid/etc/squid.conf.old >/usr/local/squid/etc/squid.conf ln -s /usr/local/squid/etc/squid.conf /etc/squid.conf
squid.conf里的内容:
#accel listen port http_port 80 accel vhost vport #accel domain cache_peer xx.xx.xx.xx parent 80 0 no-query originserver no-digest name=a cache_peer_domain a blog.slogra.com #acl acl manager proto cache_object acl localhost src 127.0.0.1/255.255.255.255 acl SSL_ports port 443 563 acl Safe_ports port 80 # http acl Safe_ports port 8080 acl LanSrc src all acl LanDst dst all acl LanDstDM dstdomain blog.slogra.com 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 LanSrc http_access allow LanDst http_access allow LanDstDM http_access deny all #base visible_hostname blog.slogra.com cache_mgr [email protected] cache_effective_user squid cache_effective_group squid error_directory /usr/local/squid/share/errors/Simplify_Chinese icon_directory /usr/local/squid/share/icons mime_table /usr/local/squid/etc/mime.conf cache_replacement_policy lru #cache_dir cache_dir aufs /var/cache1 32768 64 64 cache_dir aufs /var/cache2 32768 64 64 cache_mem 2048 MB max_open_disk_fds 0 #maximum_object_size 512 KB #maximum_object_size_in_memory 256 KB maximum_object_size 20 MB maximum_object_size_in_memory 8 MB #keepalived client_persistent_connections off server_persistent_connections on #persistent_request_timeout 60 seconds #memory_pools on #memory_pools_limit 64 MB forwarded_for on log_icp_queries off via off httpd_suppress_version_string off ie_refresh off tcp_recv_bufsize 32 KB #acl webservices rep_header Server -i ^linuxtoneWS ^Apache ^nginx #broken_vary_encoding allow webservices #hidden the squid header #reply_header_access Server deny all #reply_header_access X-Cache deny all #reply_header_access Warning deny all #reply_header_access Expires deny all #reply_header_access Cache-Control deny all #reply_header_access age deny all #reply_header_access All deny all ipcache_size 1024 ipcache_low 90 ipcache_high 95 memory_replacement_policy lru hosts_file /etc/hosts request_header_max_size 128 KB #deny cache hierarchy_stoplist cgi-bin ? \.php acl QUERY urlpath_regex cgi-bin\? \.php cache deny QUERY #request_body_max_size 0 KB refresh_pattern ^ftp: 60 20% 10080 refresh_pattern ^gopher: 60 0% 1440 refresh_pattern . 0 20% 1440 refresh_pattern -i \.css$ 360 50% 2880 reload-into-ims refresh_pattern -i \.js$ 1440 50% 2880 reload-into-ims refresh_pattern -i \.html$ 720 50% 1440 reload-into-ims refresh_pattern -i \.jpg$ 1440 90% 2880 ignore-reload refresh_pattern -i \.gif$ 1440 90% 2880 ignore-reload refresh_pattern -i \.swf$ 1440 90% 2880 ignore-reload refresh_pattern -i \.jpg$ 1440 50% 2880 ignore-reload refresh_pattern -i \.png$ 1440 50% 2880 ignore-reload refresh_pattern -i \.bmp$ 1440 50% 2880 ignore-reload refresh_pattern -i \.doc$ 1440 50% 2880 ignore-reload refresh_pattern -i \.ppt$ 1440 50% 2880 ignore-reload refresh_pattern -i \.xls$ 1440 50% 2880 ignore-reload refresh_pattern -i \.pdf$ 1440 50% 2880 ignore-reload refresh_pattern -i \.rar$ 1440 50% 2880 ignore-reload refresh_pattern -i \.zip$ 1440 50% 2880 ignore-reload refresh_pattern -i \.txt$ 1440 50% 2880 ignore-reload quick_abort_min 20 KB quick_abort_max 20 KB quick_abort_pct 95 connect_timeout 1 minute negative_ttl 0 minutes read_timeout 30 seconds pconn_timeout 120 seconds shutdown_lifetime 5 seconds strip_query_terms off #snmp #snmp_port 3401 #acl snmppublic snmp_orgmunity snsimg #snmp_access allow snmppublic localhost #snmp_access deny all icp_port 0 # logfile emulate_httpd_log on #logformat combined %{X-Forwarded-For}>h %ui %un [%tl] “%rm %ru HTTP/%rv” %Hs %<st “%{Referer}>h” “%{User-Agent}>h” %Ss:%Sh #access_log none #access_log /data/logs/access.log combined logformat squid %ts.%03tu %6tr %>a %Ss/%03Hs %<st %rm %ru %un %Sh/%<A %mt access_log /var/log/squid/access.log squid #cache_store_log /var/log/squid/store.log cache_store_log /dev/null cache_log /var/log/squid/cache.log logfile_rotate 12
# MISCELLANEOUS
store_objects_per_bucket 15
client_db off
4.创建目录
/usr/sbin/groupadd squid /usr/sbin/useradd -g squid squid mkdir -p /var/log/squid chown -R squid:squid /var/log/squid mkdir -p /var/{cache1,cache2} chown -R squid:squid /var/{cache1,cache2}
/usr/local/squid/bin/squidclient -p 80 mgr:info通过
/usr/local/squid/bin/squidclient -p 80 mgr:可查看各选项的使用说明.
内存使用情况可通过如下选项查看
squidclient -p 80 mgr:mem
创建缓存目录:
#/usr/local/squid/sbin/squid –z
启动squid:
#/usr/local/squid/sbin/squid
停止squid:
#/usr/local/squid/sbin/squid -k shutdown
使用新配置启动:
#/usr/local/squid/sbin/squid -k reconfigure
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