{"id":208,"date":"2012-05-24T16:50:50","date_gmt":"2012-05-24T08:50:50","guid":{"rendered":"http:\/\/www.sulabs.net\/?p=208"},"modified":"2012-07-06T14:24:57","modified_gmt":"2012-07-06T06:24:57","slug":"varnish-%e7%ae%a1%e7%90%86%e5%8f%8a%e9%85%8d%e7%bd%ae%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/www.sulabs.net\/?p=208","title":{"rendered":"Varnish \u7ba1\u7406\u53ca\u914d\u7f6e\u8be6\u89e3"},"content":{"rendered":"

\u8f6c\u81eahttp:\/\/www.cnblogs.com\/littlehb\/archive\/2012\/02\/12\/2347768.html<\/a><\/p>\n

\u4e00\u3001varnishd\u6307\u4ee4
\n<\/strong>Varnish\u542f\u52a8\u7684\u547d\u4ee4\u662f\/usr\/local\/varnish\/sbin\/varnishd\uff0c\u6b64\u547d\u4ee4\u53c2\u6570\u8f83\u591a\uff0c\u7528\u6cd5\u6bd4\u8f83\u590d\u6742\uff0c\u5728\u547d\u4ee4\u884c\u6267\u884c\u201c\/usr\/local\/varnish\/sbin\/varnishd \u2013h\u201d\u5373\u53ef\u5f97\u5230varnishd\u7684\u8be6\u7ec6\u7528\u6cd5\uff0c\u88682-6\u5217\u51fa\u4e86varnishd\u5e38\u7528\u53c2\u6570\u7684\u4f7f\u7528\u65b9\u6cd5\u548c\u542b\u4e49\u3002
\n
\n\u547d\u4ee4\u53c2\u6570\u00a0\u53c2\u6570\u542b\u4e49<\/p>\n

\n
    \n
  1. -a\u00a0address:port\u00a0\u8868\u793avarnish\u5bf9httpd\u7684\u76d1\u542c\u5730\u5740\u53ca\u5176\u7aef\u53e3<\/li>\n
  2. -b\u00a0address:port\u00a0\u8868\u793a\u540e\u7aef\u670d\u52a1\u5668\u5730\u5740\u53ca\u5176\u7aef\u53e3<\/li>\n
  3. -d\u00a0\u8868\u793a\u4f7f\u7528debug\u8c03\u8bd5\u6a21\u5f0f<\/li>\n
  4. -f\u00a0file\u00a0\u6307\u5b9avarnish\u670d\u52a1\u5668\u7684\u914d\u7f6e\u6587\u4ef6<\/li>\n
  5. -p\u00a0param=value\u00a0\u6307\u5b9a\u670d\u52a1\u5668\u53c2\u6570\uff0c\u7528\u6765\u4f18\u5316varnish\u6027\u80fd<\/li>\n
  6. -P\u00a0file\u00a0Varnish\u8fdb\u7a0bPID\u6587\u4ef6\u5b58\u653e\u8def\u5f84<\/li>\n
  7. -n\u00a0dir\u00a0\u6307\u5b9avarnish\u7684\u5de5\u4f5c\u76ee\u5f55<\/li>\n
  8. -s\u00a0kind[,storageoptions]\u00a0\u6307\u5b9avarnish\u7f13\u5b58\u5185\u5bb9\u7684\u5b58\u653e\u65b9\u5f0f\uff0c\u5e38\u7528\u7684\u65b9\u5f0f\u6709\uff1a\u201c-s\u00a0file,<dir_or_file>,<size>\u201d\u3002<\/li>\n
  9. \u5176\u4e2d\u201c<dir_or_file>\u201d\u6307\u5b9a\u7f13\u5b58\u6587\u4ef6\u7684\u5b58\u653e\u8def\u5f84\uff0c\u201c<size>\u201d\u6307\u5b9a\u7f13\u5b58\u6587\u4ef6\u7684\u5927\u5c0f<\/li>\n
  10. -t\u00a0\u6307\u5b9a\u7f3a\u7701\u7684TTL\u503c<\/li>\n
  11. -T\u00a0address:port\u00a0\u8bbe\u5b9avarnish\u7684telnet\u7ba1\u7406\u5730\u5740\u53ca\u5176\u7aef\u53e3<\/li>\n
  12. -w\u00a0int[,int[,int]]\u00a0\u8bbe\u5b9avarnish\u7684\u5de5\u4f5c\u7ebf\u7a0b\u6570\uff0c\u5e38\u7528\u7684\u65b9\u5f0f\u6709\uff1a<\/li>\n
  13. -w\u00a0min,max<\/li>\n
  14. -w\u00a0min,max,timeout<\/li>\n
  15. \u4f8b\u5982\uff1a-w5,51200,30\uff0c\u8fd9\u91cc\u9700\u8981\u8bf4\u660e\u4e0b\uff0c\u5728varnish2.0\u7248\u672c\u4ee5\u540e\uff0c\u6700\u5c0f\u542f\u52a8\u7684\u7ebf\u7a0b\u6570\u4e0d\u80fd\u8bbe\u5b9a\u8fc7\u5927\uff0c\u8bbe\u7f6e\u8fc7\u5927\uff0c\u4f1a\u5bfc\u81f4varnish\u8fd0\u884c\u5f02\u5e38\u7f13\u6162\u3002
    \n-V\u00a0\u663e\u793avarnish\u7248\u672c\u53f7\u548c\u7248\u6743\u4fe1\u606f<\/li>\n<\/ol>\n<\/div>\n

    \u4e8c\u3001 \u914d\u7f6evarnish\u8fd0\u884c\u811a\u672c
    \n<\/strong>\u5728\u5b89\u88c5varnish\u4e00\u8282\u4e2d\uff0c\u5df2\u7ecf\u5c06varnish\u7684\u7ba1\u7406\u811a\u672c\u62f7\u8d1d\u5230\u4e86\u76f8\u5e94\u7684\u76ee\u5f55\u4e0b\uff0c\u8fd9\u91cc\u7a0d\u4f5c\u4fee\u6539\u5373\u53ef\u4f7f\u7528\uff0c\u9996\u5148\u4fee\u6539\/etc\/sysconfig\/varnish\u6587\u4ef6\uff0c\u6839\u636e\u672c\u7ae0\u7684\u5b9e\u4f8b\uff0c\u914d\u7f6e\u597d\u7684\u6587\u4ef6\u5982\u4e0b\uff1a<\/p>\n

    NFILES=131072 \r\nMEMLOCK=82000 \r\nDAEMON_OPTS="-a 192.168.12.246:80 \\  \r\n             -T 127.0.0.1:3500 \\  \r\n             -f \/usr\/local\/varnish\/etc\/vcl.conf \\  \r\n             -u varnish -g varnish \\  \r\n             -w 2,51200,10 \\  \r\n             -n \/data\/varnish\/cache \\  \r\n             -s file, \/data\/varnish\/cache\/varnish_cache.data,4G"<\/pre>\n
    \u8fd9\u91cc\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c\u7f13\u5b58\u6587\u4ef6\u201cvarnish_cache.data\u201d\u572832\u4f4d\u64cd\u4f5c\u7cfb\u7edf\u4e0b\uff0c\u6700\u5927\u4ec5\u80fd\u652f\u63012G\uff0c\u5982\u679c\u9700\u8981\u66f4\u5927\u7f13\u5b58\u6587\u4ef6\u5219\u9700\u8981\u5b89\u88c564\u4e3aLinux\u64cd\u4f5c\u7cfb\u7edf\u3002
    \n\u63a5\u7740\u9700\u8981\u4fee\u6539\u7684\u6587\u4ef6\u662f\/etc\/init.d\/varnish\uff0c\u627e\u5230\u5982\u4e0b\u884c\uff0c\u6539\u4e3a\u76f8\u5e94\u7684\u8def\u5f84\u5373\u53ef\uff1a<\/p>\n
    exec="\/usr\/local\/varnish\/sbin\/varnishd"   \r\nprog="varnishd" \r\nconfig="\/etc\/sysconfig\/varnish"    \r\nlockfile="\/var\/lock\/subsys\/varnish"<\/pre>\n
    \u5176\u4e2d\uff0c\u201cexec\u201d\u7528\u4e8e\u6307\u5b9avarnishd\u7684\u8def\u5f84\uff0c\u53ea\u9700\u4fee\u6539\u4e3avarnish\u5b89\u88c5\u8def\u5f84\u4e0b\u5bf9\u5e94\u7684varnishd\u6587\u4ef6\u5373\u53ef\u3002\u201cconfig\u201d\u7528\u4e8e\u6307\u5b9avarnish\u5b88\u62a4\u8fdb\u7a0b\u914d\u7f6e\u6587\u4ef6\u8def\u5f84\u3002
    \n\u4e24\u4e2a\u6587\u4ef6\u4fee\u6539\u5b8c\u6bd5\uff0c\u5c31\u53ef\u4ee5\u6388\u6743\u3001\u8fd0\u884c\/etc\/init.d\/varnish\u811a\u672c\u4e86\uff0c\u6267\u884c\u5982\u4e0b\uff1a<\/p>\n
    [root@varnish-server ~]#chmod 755 \/etc\/init.d\/varnish  \r\n[root@varnish-server ~]#\/etc\/init.d\/varnish   \r\nUsage:\/etc\/init.d\/varnish  \r\n{start|stop|status|restart|condrestart|try-restart|reload|force-reload}<\/pre>\n
    \u4ece\u8f93\u51fa\u53ef\u77e5\uff0c\u6b64\u811a\u672c\u529f\u80fd\u5f3a\u5927\uff0c\u53ef\u4ee5\u5bf9varnish\u8fdb\u884c\u542f\u52a8\u3001\u5173\u95ed\u3001\u67e5\u770b\u72b6\u6001\u3001\u91cd\u542f\u7b49\u64cd\u4f5c\u3002\u6700\u540e\uff0c\u542f\u52a8varnish\uff1a<\/p>\n
    [root@varnish-server ~]# \/etc\/init.d\/varnish  start  \r\nStarting varnish HTTP accelerator:                         [  OK  ]<\/pre>\n
    \u4e09\u3001\u7ba1\u7406varnish\u8fd0\u884c\u65e5\u5fd7
    \n<\/strong>varnish\u662f\u901a\u8fc7\u5185\u5b58\u5171\u4eab\u7684\u65b9\u5f0f\u63d0\u4f9b\u65e5\u5fd7\u7684\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e24\u79cd\u65e5\u5fd7\u8f93\u51fa\u5f62\u5f0f\uff0c\u5206\u522b\u662f\uff1a
    \n\uf071\u00a0\u901a\u8fc7\u81ea\u5e26\u7684varnishlog\u6307\u4ee4\u53ef\u4ee5\u83b7\u5f97varnish\u8be6\u7ec6\u7684\u7cfb\u7edf\u8fd0\u884c\u65e5\u5fd7\u3002
    \n\u4f8b\u5982\uff1a<\/p>\n
    [root@varnish-server ~]#\/usr\/local\/varnish\/bin\/varnishlog -n \/data\/varnish\/cache  \r\n0 CLI          - Rd ping  \r\n0 CLI          - Wr 200 PONG 1279032175 1.0  \r\n0 CLI          - Rd ping  \r\n0 CLI          - Wr 200 PONG 1279032178 1.0<\/pre>\n
    \uf071\u00a0\u901a\u8fc7\u81ea\u5e26\u7684varnishncsa\u6307\u4ee4\u5f97\u5230\u7c7b\u4f3capache\u7684combined\u8f93\u51fa\u683c\u5f0f\u7684\u65e5\u5fd7\u3002
    \n\u4f8b\u5982\uff1a<\/p>\n
    [root@varnish-server ~]#\/usr\/local\/varnish\/bin\/varnishncsa  -n  \/data\/varnish\/cache<\/pre>\n
    \u4e5f\u53ef\u4ee5\u5c06\u65e5\u5fd7\u8f93\u51fa\u5230\u4e00\u4e2a\u6587\u4ef6\u4e2d\uff0c\u901a\u8fc7\u201c-w\u201d\u53c2\u6570\u6307\u5b9a\u5373\u53ef\uff1a<\/p>\n
      \n
    1. [root@varnish-server\u00a0~]#\/usr\/local\/varnish\/bin\/varnishncsa\u00a0-n\u00a0\/data\/varnish\/cache\u00a0\\<\/li>\n
    2. >-w\u00a0\/data\/varnish\/log\/varnish.log<\/li>\n<\/ol>\n
      varnish\u4e24\u79cd\u65e5\u5fd7\u8f93\u51fa\u5f62\u5f0f\u4e2d\uff0c\u7b2c\u4e00\u79cd\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u5e76\u4e0d\u662f\u5fc5\u987b\u7684\uff0c\u8fd9\u91cc\u91cd\u70b9\u4ecb\u7ecd\u4e0b\u7b2c\u4e8c\u79cd\u65e5\u5fd7\u8f93\u51fa\u5f62\u5f0f\u7684\u914d\u7f6e\u65b9\u5f0f\u3002
      \n\u4e0b\u9762\u7f16\u5199\u4e00\u4e2a\u540d\u4e3avarnishncsa\u7684shell\u811a\u672c\uff0c\u5e76\u628a\u6b64\u6587\u4ef6\u653e\u5230\/etc\/init.d\u76ee\u5f55\u4e0b\uff0cvarnishncsa\u811a\u672c\u7684\u5b8c\u6574\u5185\u5bb9\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n
      #!\/bin\/sh  \r\n \r\nif [ "$1" = "start" ];then  \r\n\/usr\/local\/varnish\/bin\/varnishncsa -n \/data\/varnish\/cache  -f |\/usr\/sbin\/rotatelogs \/data\/varnish\/log\/varnish.%Y.%m.%d.%H.log 3600 480 &  \r\n \r\nelif [ "$1" = "stop" ];then  \r\n      killall varnishncsa  \r\nelse   \r\n                echo $0 "{start|stop}"  \r\nfi<\/pre>\n
      \u5728\u8fd9\u4e2a\u811a\u672c\u4e2d\uff0c\u901a\u8fc7\u7ba1\u9053\u65b9\u5f0f\u628a\u65e5\u5fd7\u5bfc\u5165\u5230\u201crotatelogs\u201d\u4e2d\uff0c\u800crotatelogs\u662f\u4e00\u4e2a\u6587\u4ef6\u5206\u5272\u5de5\u5177\uff0c\u5b83\u53ef\u4ee5\u901a\u8fc7\u6307\u5b9a\u65f6\u95f4\u6216\u8005\u5927\u5c0f\u7b49\u65b9\u5f0f\u6765\u5206\u5272\u65e5\u5fd7\u6587\u4ef6\uff0c\u8fd9\u6837\u5c31\u907f\u514d\u4e86\u65e5\u5fd7\u6587\u4ef6\u8fc7\u5927\u9020\u6210\u7684\u6027\u80fd\u95ee\u9898\u3002
      \n\u5176\u4e2d\uff0c\u201c3600\u201d\u662f\u4e00\u4e2a\u5c0f\u65f6\uff0c\u4e5f\u5c31\u662f\u6bcf\u4e2a\u5c0f\u65f6\u751f\u6210\u4e00\u4e2a\u65e5\u5fd7\u6587\u4ef6\uff0c\u201c480\u201d\u662f\u4e00\u4e2a\u65f6\u533a\u53c2\u6570\uff0c\u4e2d\u56fd\u662f\u7b2c\u516b\u65f6\u533a\uff0c\u76f8\u5bf9\u4e8eUTC\u76f8\u5dee480\u5206\u949f\uff0c\u5982\u679c\u4e0d\u8bbe\u7f6e480\u8fd9\u4e2a\u53c2\u6570\uff0c\u5c06\u5bfc\u81f4\u65e5\u5fd7\u8bb0\u5f55\u65f6\u95f4\u548c\u670d\u52a1\u5668\u65f6\u95f4\u76f8\u5dee8\u5c0f\u65f6\u3002\u5173\u4e8erotatelogs\u547d\u4ee4\u7528\u6cd5\uff0c\u8fd9\u91cc\u4e0d\u518d\u8be6\u7ec6\u8bb2\u8ff0\u3002
      \n\u901a\u8fc7\u5bf9varnish\u65e5\u5fd7\u7684\u76d1\u63a7\uff0c\u53ef\u4ee5\u77e5\u9053varnish\u7684\u8fd0\u884c\u72b6\u6001\u548c\u60c5\u51b5\u3002
      \n\u63a5\u7740\uff0c\u5c06\u6b64\u811a\u672c\u8fdb\u884c\u6388\u6743\uff1a<\/p>\n
        \n
      1. [root@varnish-server\u00a0~]#chmod\u00a0755\u00a0\/etc\/init.d\/varnishncsa<\/li>\n<\/ol>\n
        \u6700\u540e\u5c31\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u65b9\u5f0f\uff0c\u8fdb\u884c\u542f\u52a8\u3001\u5173\u95ed\u65e5\u5fd7\u7b49\u64cd\u4f5c\u4e86\uff1a<\/p>\n
          \n
        1. [root@varnish-server\u00a0~]#\/etc\/init.d\/varnishncsa\u00a0\u00a0{start|stop\u00a0}<\/li>\n<\/ol>\n
           <\/p>\n
          \u56db\u3001\u7ba1\u7406Varnish <\/strong><\/p>\n
          1\u3001\u67e5\u770bvarnish\u8fdb\u7a0b
          \n\u901a\u8fc7\u4e0a\u9762\u7ae0\u8282\u7684\u8bb2\u89e3\uff0cvarnish\u5df2\u7ecf\u53ef\u4ee5\u542f\u52a8\u8d77\u6765\u4e86\uff0c\u6267\u884c\u5982\u4e0b\u547d\u4ee4\u53ef\u4ee5\u67e5\u770bvarnish\u662f\u5426\u6b63\u5e38\u542f\u52a8\uff1a<\/p>\n
          [root@varnish-server ~]# ps -ef|grep varnish  \r\nroot     29615     1  0 00:20 pts\/1    00:00:00 \/usr\/local\/varnish\/bin\/varnishncsa -n \/data\/varnish\/cache -f  \r\nroot     29616     1  0 00:20 pts\/1    00:00:00 \/usr\/sbin\/rotatelogs \/data\/varnish\/log\/varnish.%Y.%m.%d.%H.log 3600 480  \r\nroot     29646     1  0 00:21 ?        00:00:00 \/usr\/local\/varnish\/sbin\/varnishd -P \/var\/run\/varnish.pid -a 192.168.12.246:80 -T 127.0.0.1:3500 -f \/usr\/local\/varnish\/etc\/vcl.conf -u varnish -g varnish -w 2,51200,10 -n \/data\/varnish\/cache -s file,\/data\/varnish\/cache\/varnish_cache.data,4G  \r\nvarnish  29647 29646  0 00:21 ?        00:00:00 \/usr\/local\/varnish\/sbin\/varnishd -P \/var\/run\/varnish.pid -a 192.168.12.246:80 -T 127.0.0.1:3500 -f \/usr\/local\/varnish\/etc\/vcl.conf -u varnish -g varnish -w 2,51200,10 -n \/data\/varnish\/cache -s file,\/data\/varnish\/cache\/varnish_cache.data,4G<\/pre>\n
          \u4ece\u547d\u4ee4\u6267\u884c\u7ed3\u679c\u53ef\u77e5\uff0cPID\u4e3a29615\u548c29616\u7684\u8fdb\u7a0b\u662fvarnish\u7684\u65e5\u5fd7\u8f93\u51fa\u8fdb\u7a0b\uff0c\u800cPID\u4e3a29646\u7684\u8fdb\u7a0b\u662fvarnishd\u7684\u4e3b\u8fdb\u7a0b\uff0c\u5e76\u4e14\u6d3e\u751f\u51fa\u4e86\u4e00\u4e2aPID\u4e3a29647\u7684\u5b50\u8fdb\u7a0b\u3002\u8fd9\u70b9\u8ddfapache\u7c7b\u4f3c\u3002
          \n\u5982\u679cvarnish\u6b63\u5e38\u542f\u52a8\u7684\u8bdd\uff0c80\u7aef\u53e3\u548c3500\u7aef\u53e3\u5e94\u8be5\u5904\u4e8e\u76d1\u542c\u72b6\u6001\uff0c\u901a\u8fc7\u5982\u4e0b\u547d\u4ee4\u53ef\u4ee5\u67e5\u770b\uff1a<\/p>\n
          [root@varnish-server ~]# netstat -antl|grep 3500  \r\ntcp        0      0 127.0.0.1:3500              0.0.0.0:*                   LISTEN        \r\n[root@varnish-server ~]#netstat -antl|grep 80    \r\ntcp        0      0 192.168.12.246:80           0.0.0.0:*                   LISTEN        \r\ntcp        1      0 192.168.12.246:41782        192.168.12.26:80            CLOSE_WAIT<\/pre>\n
          \u5176\u4e2d\uff0c80\u7aef\u53e3\u4e3avarnish\u7684\u4ee3\u7406\u7aef\u53e3\uff0c3500\u4e3avarnish\u7684\u7ba1\u7406\u7aef\u53e3\u3002
          \n2\u3001\u67e5\u770bvarnish\u7f13\u5b58\u6548\u679c\u4e0e\u72b6\u6001
          \n\u53ef\u4ee5\u901a\u8fc7\u6d4f\u89c8\u5668\u8bbf\u95ee\u5bf9\u5e94\u7684\u7f51\u9875\uff0c\u67e5\u770bvarnish\u7f13\u5b58\u7684\u6548\u679c\uff0c\u5982\u679cvarnish\u7f13\u5b58\u6210\u529f\u7684\u8bdd\uff0c\u7b2c\u4e8c\u6b21\u6253\u5f00\u7f51\u9875\u7684\u901f\u5ea6\u4f1a\u660e\u663e\u6bd4\u7b2c\u4e00\u6b21\u5feb\uff0c\u4f46\u662f\u8fd9\u79cd\u65b9\u5f0f\u5e76\u4e0d\u80fd\u591f\u5b8c\u5168\u8bf4\u660e\u95ee\u9898\uff0c\u4e0b\u9762\u901a\u8fc7\u547d\u4ee4\u884c\u65b9\u5f0f\uff0c\u901a\u8fc7\u67e5\u770b\u7f51\u9875\u5934\u6765\u67e5\u770b\u547d\u4e2d\u60c5\u51b5\uff0c\u64cd\u4f5c\u5982\u4e0b\uff1a<\/p>\n
          [root@varnish-server ~]# curl -I http:\/\/www.ixdba.net\/a\/mz\/2010\/0421\/11.html  \r\nHTTP\/1.1 200 OK  \r\nServer: Apache\/2.2.14 (Unix) PHP\/5.3.1 mod_perl\/2.0.4 Perl\/v5.10.1  \r\nLast-Modified: Sat, 10 Jul 2010 11:25:15 GMT  \r\nETag: "5e850b-616d-48b06c6031cc0"  \r\nContent-Type: text\/html  \r\nContent-Length: 24941  \r\nDate: Fri, 09 Jul 2010 08:29:16 GMT  \r\nX-Varnish: 1364285597  \r\nAge: 0  \r\nVia: 1.1 varnish  \r\nConnection: keep-alive  \r\nX-Cache: MISS from www.ixdba.net<\/pre>\n
          #\u8fd9\u91cc\u7684\"MISS\"\u8868\u793a\u6b64\u6b21\u8bbf\u95ee\u6ca1\u6709\u4ece\u7f13\u5b58\u8bfb\u53d6\u3002
          \n\u518d\u6b21\u6253\u5f00\u8fd9\u4e2a\u9875\u9762\uff0c\u67e5\u770b\u7f51\u9875\u5934\u4fe1\u606f\uff1a<\/p>\n
          [root@varnish-server ~]# curl -I http:\/\/www.ixdba.net\/a\/mz\/2010\/0421\/11.html  \r\nHTTP\/1.1 200 OK  \r\nServer: Apache\/2.2.14 (Unix) PHP\/5.3.1 mod_perl\/2.0.4 Perl\/v5.10.1  \r\nLast-Modified: Sat, 10 Jul 2010 11:25:15 GMT  \r\nETag: "5e850b-616d-48b06c6031cc0"  \r\nContent-Type: text\/html  \r\nContent-Length: 24941  \r\nDate: Fri, 09 Jul 2010 08:30:35 GMT  \r\nX-Varnish: 1364398612 1364285597  \r\nAge: 79  \r\nVia: 1.1 varnish  \r\nConnection: keep-alive  \r\nX-Cache: HIT from www.ixdba.net<\/pre>\n
          #\u7531\u201cHIT\u201d\u53ef\u77e5\uff0c\u7b2c\u4e8c\u6b21\u8bbf\u95ee\u6b64\u9875\u9762\u65f6\uff0c\u662f\u4ece\u7f13\u5b58\u4e2d\u8bfb\u53d6\u5185\u5bb9\u4e86\uff0c\u4e5f\u5c31\u662f\u7f13\u5b58\u547d\u4e2d\u3002
          \n\u7f13\u5b58\u547d\u4e2d\u7387\u7684\u9ad8\u4f4e\u76f4\u63a5\u8bf4\u660e\u4e86varnish\u7684\u8fd0\u884c\u72b6\u6001\u548c\u6548\u679c\uff0c\u8f83\u9ad8\u7684\u7f13\u5b58\u547d\u4e2d\u7387\u8bf4\u660e\u4e86varnish\u8fd0\u884c\u72b6\u6001\u826f\u597d\uff0cweb\u670d\u52a1\u5668\u7684\u6027\u80fd\u4e5f\u4f1a\u63d0\u9ad8\u5f88\u591a\uff0c\u53cd\u4e4b\uff0c\u8fc7\u4f4e\u7684\u7f13\u5b58\u547d\u4e2d\u7387\u8bf4\u660evarnish\u7684\u914d\u7f6e\u53ef\u80fd\u5b58\u5728\u95ee\u9898\uff0c\u90a3\u4e48\u5c31\u9700\u8981\u8fdb\u884c\u8c03\u6574\uff0c\u56e0\u6b64\uff0c\u4ece\u6574\u4f53\u4e0a\u4e86\u89e3varnish\u7684\u547d\u4e2d\u7387\u548c\u7f13\u5b58\u72b6\u6001\uff0c\u5bf9\u4e8e\u4f18\u5316\u548c\u8c03\u6574varnish\u81f3\u5173\u91cd\u8981\u3002
          \nvarnish\u63d0\u4f9b\u4e86\u4e00\u4e2avarnishstat\u547d\u4ee4\uff0c\u901a\u8fc7\u5b83\u53ef\u4ee5\u5e2e\u6211\u4eec\u83b7\u5f97\u5f88\u591a\u91cd\u8981\u7684\u4fe1\u606f\u3002
          \n\u4e0b\u9762\u662f\u4e00\u4e2avarnish\u7cfb\u7edf\u7684\u7f13\u5b58\u72b6\u6001\uff1a<\/p>\n
          [root@varnish-server ~]#\/usr\/local\/varnish\/bin\/varnishstat  -n \/data\/varnish\/cache  \r\nHitrate ratio:       10      100      113  \r\nHitrate avg:     0.9999   0.9964   0.9964  \r\n \r\n        9990        68.92        49.70 Client connections accepted  \r\n     121820       953.84       606.07 Client requests received  \r\n     112801       919.88       561.20 Cache hits  \r\n            68         0.00         0.34 Cache misses  \r\n        2688        33.96        13.37 Backend conn. success  \r\n        6336         1.00        31.52 Backend conn. reuses  \r\n        2642        33.96        13.14 Backend conn. was closed  \r\n        8978        29.96        44.67 Backend conn. recycles  \r\n        6389         1.00        31.79 Fetch with Length  \r\n        2630        32.96        13.08 Fetch chunked  \r\n         444          .            .   N struct sess_mem  \r\n          23          .            .   N struct sess  \r\n          64          .            .   N struct object  \r\n          78          .            .   N struct objectcore  \r\n          78          .            .   N struct objecthead  \r\n         132          .            .   N struct smf  \r\n           2          .            .   N small free smf  \r\n           3          .            .   N large free smf  \r\n           6          .            .   N struct vbe_conn  \r\n          14          .            .   N worker threads  \r\n          68         1.00         0.34 N worker threads created  \r\n           0         0.00         0.00 N queued work requests  \r\n        1201        11.99         5.98 N overflowed work requests  \r\n           1          .            .   N backends  \r\n           4          .            .   N expired objects    \r\n        3701          .            .   N LRU moved objects  \r\n      118109       942.85       587.61 Objects sent with write  \r\n        9985        71.91        49.68 Total Sessions  \r\n      121820       953.84       606.07 Total Requests<\/pre>\n
          \u8fd9\u91cc\u9700\u8981\u6ce8\u610f\u7684\u51e0\u4e2a\u5730\u65b9\u662f\uff1a
          \n\uf071\u00a0\u201cClient connections accepted\u201d\u8868\u793a\u5ba2\u6237\u7aef\u5411\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\u6210\u529f\u53d1\u9001HTTP\u8bf7\u6c42\u7684\u603b\u6570\u91cf\u3002
          \n\uf071\u00a0\"Client requests received\"\u8868\u793a\u5230\u73b0\u5728\u4e3a\u6b62\uff0c\u6d4f\u89c8\u5668\u5411\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\u53d1\u9001HTTP\u8bf7\u6c42\u7684\u7d2f\u79ef\u6b21\u6570\uff0c\u7531\u4e8e\u53ef\u80fd\u4f1a\u4f7f\u7528\u957f\u8fde\u63a5\uff0c\u6240\u4ee5\u8fd9\u4e2a\u503c\u4e00\u822c\u4f1a\u5927\u4e8e\u201cClient connections accepted\u201d\u3002
          \n\uf071\u00a0\u201cCache hits\u201d\u8868\u793a\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\u5728\u7f13\u5b58\u533a\u4e2d\u67e5\u627e\u5e76\u4e14\u547d\u4e2d\u7f13\u5b58\u7684\u6b21\u6570\u3002
          \n\uf071\u00a0\u201cCache misses\u201d\u8868\u793a\u76f4\u63a5\u8bbf\u95ee\u540e\u7aef\u4e3b\u673a\u7684\u8bf7\u6c42\u6570\u91cf\uff0c\u4e5f\u5c31\u662f\u975e\u547d\u4e2d\u6570\u3002
          \n\uf071\u00a0\u201cN struct object\u201d\u8868\u793a\u5f53\u524d\u88ab\u7f13\u5b58\u7684\u6570\u91cf\u3002
          \n\uf071\u00a0\u201cN expired objects\u201d\u8868\u793a\u8fc7\u671f\u7684\u7f13\u5b58\u5185\u5bb9\u6570\u91cf\u3002
          \n\uf071\u00a0\u201cN LRU moved objects\u201d\u8868\u793a\u88ab\u6dd8\u6c70\u7684\u7f13\u5b58\u5185\u5bb9\u4e2a\u6570\u3002
          \n\u4e94\u3001\u7ba1\u7406varnish\u7f13\u5b58\u5185\u5bb9
          \n<\/strong>\u00a0Varnish\u7684\u4e00\u4e2a\u663e\u8457\u4f18\u70b9\u662f\u53ef\u4ee5\u7075\u6d3b\u7684\u7ba1\u7406\u7f13\u5b58\u5185\u5bb9\uff0c\u800c\u7ba1\u7406\u7f13\u5b58\u4e3b\u8981\u7684\u5de5\u4f5c\u662f\u5982\u4f55\u8fc5\u901f\u6709\u6548\u7684\u63a7\u5236\u548c\u6e05\u9664\u6307\u5b9a\u7684\u7f13\u5b58\u5185\u5bb9\uff0cvarnish\u6e05\u9664\u7f13\u5b58\u76f8\u5bf9\u6bd4\u8f83\u590d\u6742\uff0c\u4e0d\u8fc7\u5e78\u8fd0\u7684\u662f\uff0c\u53ef\u4ee5\u901a\u8fc7varnish\u7684\u7ba1\u7406\u7aef\u53e3\u53d1\u9001PURGE\u6307\u4ee4\u6765\u6e05\u9664\u4e0d\u9700\u8981\u7684\u7f13\u5b58\u3002
          \n\u4e0b\u9762\u5217\u51fa\u4e86\u6e05\u9664\u7f13\u5b58\u5185\u5bb9\u7684\u547d\u4ee4\u683c\u5f0f\uff1a
          \n\/usr\/local\/varnish\/bin\/varnishadm -T 192.168.12.246:3500 purge.url\u00a0 <regexp>
          \n\u4e0b\u9762\u7684\u547d\u4ee4\u53ef\u4ee5\u5217\u51fa\u6700\u8fd1\u6e05\u9664\u7684\u8be6\u7ec6URL\u5217\u8868\uff1a
          \n\/usr\/local\/varnish\/bin\/varnishadm -T 192.168.12.246:3500\u00a0 purge.list
          \n\u4e3e\u4f8b\u5982\u4e0b\uff1a
          \n\uff081\uff09\u5982\u679c\u8981\u6e05\u9664http:\/\/www.example.com\/a\/2010.html<\/span><\/a>\u7684URL\u5730\u5740\uff0c\u53ef\u4ee5\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a
          \n\/usr\/local\/varnish\/bin\/varnishadm -T 192.168.12.246:3500\u00a0 purge.url \/a\/2010.html
          \n\uff082\uff09\u6279\u91cf\u6e05\u9664\u7c7b\u4f3c          http:\/\/www.example.com\/a\/b\/s*.html<\/span><\/a>\u7684URL\u5730\u5740\uff0c\u53ef\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a
          \n\/usr\/local\/varnish\/bin\/varnishadm -T 192.168.12.246:3500\u00a0 purge.url ^\/a\/b\/s.*$
          \n\uff083\uff09\u6279\u91cf\u6e05\u9664\u7c7b\u4f3c          http:\/\/www.example.com\/a\/b\/*.html<\/span><\/a>\u7684URL\u5730\u5740\uff0c\u53ef\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a
          \n\/usr\/local\/varnish\/bin\/varnishadm -T 192.168.12.246:3500\u00a0 purge.url\u00a0 ^\/a\/b.*$
          \n\uff084\uff09\u5982\u679c\u8981\u6e05\u9664\u6240\u6709\u7f13\u5b58\uff0c\u53ef\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a
          \n\/usr\/local\/varnish\/bin\/varnishadm -T 192.168.12.246:3500 purge.url\u00a0 ^.*$
          \n\uff085\uff09\u67e5\u770b\u6700\u8fd1\u6e05\u9664\u7684\u8be6\u7ec6URL\u5217\u8868
          \n[root@varnish-server ~]# \/usr\/local\/varnish\/bin\/varnishadm -T 192.168.12.246:3500 purge.list
          \n0x2dc310c0 1278674980.497631\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0 req.url ~ \/zm\/a\/web\/2010\/0423\/64.html
          \n0x2dc31100 1278674964.851327\u00a0\u00a0\u00a0\u00a0 1\u00a0\u00a0\u00a0\u00a0\u00a0 req.url ~ ^\/zm\/a\/d.*$
          \n\u9664\u4e86\u901a\u8fc7linux\u547d\u4ee4\u884c\u65b9\u5f0f\u6e05\u7406varnish\u7f13\u5b58\u5916\uff0c\u8fd8\u53ef\u4ee5\u901a\u8fc7telnet\u5230\u7ba1\u7406\u7aef\u53e3\u7684\u65b9\u5f0f\u6765\u6e05\u7406\u7f13\u5b58\u9875\u9762\uff0c\u4f8b\u5982\uff1a<\/p>\n
          [root@varnish-server ~]#telnet 192.168.12.246 3500                 \r\nTrying 192.168.12.246...  \r\nConnected to localhost.localdomain (192.168.12.246).  \r\nEscape character is '^]'.  \r\n200 154       \r\n-----------------------------  \r\nVarnish HTTP accelerator CLI.  \r\n-----------------------------  \r\nType 'help' for command list.  \r\nType 'quit' to close CLI session.  \r\n \r\npurge.url  \/a\/mz\/2010\/0421\/11.html  #\u8fd9\u91cc\u662f\u6e05\u9664\u8fd9\u4e2a\u9875\u9762\u7f13\u5b58  \r\n200 0         \r\n \r\npurge.url  ^\/zm\/a\/d.*$   #\u8fd9\u91cc\u662f\u6e05\u9664\/zm\/a\/d\/\u76ee\u5f55\u4e0b\u6240\u6709\u4ee5\u5b57\u6bcdd\u5f00\u5934\u7684\u7f13\u5b58\u9875\u9762  \r\n200 0<\/pre>\n
          \u5bf9\u4e8e\u7cfb\u7edf\u7ba1\u7406\u4eba\u5458\u6216\u8005\u8fd0\u7ef4\u4eba\u5458\u6765\u8bf4\uff0c\u65f6\u523b\u4e86\u89e3varnish\u547d\u4e2d\u7387\u662f\u81f3\u5173\u91cd\u8981\u7684\uff0c\u867d\u7136varnish\u7ed9\u51fa\u4e86\u5f88\u8be6\u7ec6\u7684\u7edf\u8ba1\u6570\u636e\uff0c\u4f46\u662f\u7edf\u8ba1\u7684\u6570\u636e\u4e0d\u662f\u5f88\u76f4\u89c2\uff0c\u5e76\u4e14\u5fc5\u987b\u767b\u5f55\u5230varnish\u670d\u52a1\u5668\u624d\u80fd\u67e5\u770b\uff0c\u4e0b\u9762\u7ed9\u51fa\u4e00\u4e2aphp\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u968f\u65f6\u968f\u5730\uff0c\u5e76\u4e14\u975e\u5e38\u6e05\u6670\u7684\u4e86\u89e3varnish\u7cfb\u7edf\u7684\u547d\u4e2d\u7387\u76f8\u5173\u60c5\u51b5\uff0c\u7a0b\u5e8f\u5982\u4e0b\uff1a<\/p>\n
          <?php \r\n\/\/ This is just a code snippet written by Jason "Foxdie" Gaunt, its not meant to be executed, it may work as-is, it may not.  \r\n\/\/ I freely acknowledge this code is unoptimised but it has worked in practice for 6 months :)  \r\n\/\/ Lets define our connection details  \r\n\r\n$adminHost = "127.0.0.1"; \/\/ varnish\u670d\u52a1\u5668\u7684IP\u5730\u5740  \r\n$adminPort = "3500"; \/\/ varnish\u670d\u52a1\u5668\u7ba1\u7406\u7aef\u53e3  \r\n \r\n\/\/ pollServer(str) - this function connects to the management port, sends the command and returns the results, or an error on failure  \r\nfunction pollServer($command) {  \r\n  global $adminHost, $adminPort;\r\n  $socket = socket_create(AF_INET, SOCK_STREAM, getprotobyname("tcp"));  \r\n\tif ((!socket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO, Array("sec" => "5", "usec" => "0"))) OR \r\n\t(!socket_set_option($socket, SOL_SOCKET, SO_SNDTIMEO, Array("sec" => "5", "usec" => "0"))))  {  \r\n\t\tdie("Unable to set socket timeout");  \r\n\t}  \r\n\r\n if (@socket_connect($socket, $adminHost, $adminPort)) {  \r\n  $data = "";  \r\n      \r\n  if (!$socket) {  \r\n   die("Unable to open socket to " . $server . ":" . $port . "\\n");  \r\n  }  \r\n    \r\n  socket_write($socket, $command . "\\n");  \r\n  socket_recv($socket, $buffer, 65536, 0);  \r\n  $data .= $buffer;    \r\n    \r\n  socket_close($socket);  \r\n    \r\n  return $data;  \r\n }  \r\n else {  \r\n  return "Unable to connect: " . socket_strerror(socket_last_error()) . "\\n";  \r\n }  \r\n}  \r\n \r\n\/\/ byteReduce(str) - this function converts a numeric value of bytes to a human readable format and returns the result  \r\nfunction byteReduce($bytes) {  \r\n \/\/ Terabytes  \r\n if ($bytes > 1099511627776) {  \r\n  return round($bytes \/ 1099511627776) . "TB";  \r\n }  \r\n else if ($bytes > 1073741824) {  \r\n  return round($bytes \/ 1073741824) . "GB";  \r\n }  \r\n else if ($bytes > 1048576) {  \r\n  return round($bytes \/ 1048576) . "MB";  \r\n }  \r\n else if ($bytes > 1024) {  \r\n  return round($bytes \/ 1024) . "KB";  \r\n }  \r\n else {  \r\n  return $bytes . "B";  \r\n }  \r\n}  \r\n \r\n\/\/ This is where our main code starts  \r\necho "<div class=\\"inner\\"><br \/>Statistics since last reset:<ul>";  \r\n$stats = pollServer("stats");  \r\nif (substr($stats, 0, 3) == "200") { \/\/ If request was legitimate  \r\n \/\/ Clear all excessive white space and split by lines  \r\n $stats = preg_replace("\/ {2,}\/", "|", $stats);   \r\n $stats = preg_replace("\/\\n\\|\/", "\\n", $stats);  \r\n $statsArray = explode("\\n", $stats);  \r\n   \r\n \/\/ Removes the first call return value and splits by pipe  \r\n array_shift($statsArray);  \r\n $statistics = array();  \r\n foreach ($statsArray as $stat) {  \r\n  @$statVal = explode("|", $stat);  \r\n  @$statistics[$statVal[1]] = $statVal[0];  \r\n }  \r\n unset($stats, $statsArray, $stat, $statVal);  \r\n   \r\n \/\/ Start outputting statistics  \r\n echo "<li>" . $statistics["Client connections accepted"] . " clients served over " . $statistics["Client requests received"] . " requests";  \r\n echo "<li>" . round(($statistics["Cache hits"] \/ $statistics["Client requests received"]) * 100) . "% of requests served from cache";  \r\n echo "<li>" . byteReduce($statistics["Total header bytes"] + $statistics["Total body bytes"]) . " served (" . byteReduce($statistics["Total header bytes"]) . " headers, " . byteReduce($statistics["Total body bytes"]) . " content)";  \r\n   \r\n \/\/ The following line is commented out because it only works when using file storage, I switched to malloc and this broke  \r\n \/\/ echo "<li>" . byteReduce($statistics["bytes allocated"]) . " out of " . byteReduce($statistics["bytes allocated"] + $statistics["bytes free"]) . " used (" . round(($statistics["bytes allocated"] \/ ($statistics["bytes allocated"] + $statistics["bytes free"])) * 100) . "% usage)";  \r\n}  \r\nelse {  \r\n echo "Unable to get stats, error was: \\"" . $stats;  \r\n}  \r\n \r\necho "<\/ul><\/div>";  \r\n \r\n?><\/pre>\n
          \u5c06\u6b64php\u7a0b\u5e8f\u653e\u5230varnish\u670d\u52a1\u5668\u4e0a\uff0c\u5373\u53ef\u7edf\u8ba1\u5904\u5f53\u524dvarnish\u7684\u547d\u4e2d\u7387\u4ee5\u53ca\u7f13\u5b58\u72b6\u6001\uff0c\u7edf\u8ba1\u7ed3\u679c\u7c7b\u4f3c\u4e8e\u4e0b\u9762\u7684\u4e00\u4e2a\u8f93\u51fa\uff1a<\/p>\n
            \n
          1. Statistics\u00a0since\u00a0last\u00a0reset:<\/li>\n
          2. \uf071\u00a063543\u00a0clients\u00a0served\u00a0over\u00a0584435\u00a0requests<\/li>\n
          3. \uf071\u00a098%\u00a0of\u00a0requests\u00a0served\u00a0from\u00a0cache<\/li>\n
          4. \uf071\u00a04GB\u00a0served\u00a0(246MB\u00a0headers,\u00a04GB\u00a0content)<\/li>\n<\/ol>\n
            \u5728\u8fd9\u4e2a\u8f93\u51fa\u4e2d\uff0c\u6e05\u6670\u7684\u5217\u51fa\u4e86\u6d4f\u89c8\u5668\u8bf7\u6c42\u603b\u6570\u3001\u7f13\u5b58\u547d\u4e2d\u7387\u3001\u7f13\u5b58\u533a\u4e2d\u6240\u6709\u7f13\u5b58\u5185\u5bb9\u7684HTTP\u5934\u4fe1\u606f\u957f\u5ea6\u548c\u7f13\u5b58\u5185\u5bb9\u7684\u6b63\u6587\u957f\u5ea6\u3002\u6839\u636e\u8fd9\u4e2a\u7ed3\u679c\u5224\u65ad\uff0cvarnish\u7684\u7f13\u5b58\u6548\u679c\u8fd8\u662f\u5f88\u4e0d\u9519\u7684\uff0c\u547d\u4e2d\u7387\u5f88\u9ad8\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
            \u8f6c\u81eahttp:\/\/www.cnblogs.com\/littlehb\/archiv …<\/p>\n
            \u7ee7\u7eed\u9605\u8bfb »<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[50],"class_list":["post-208","post","type-post","status-publish","format-standard","hentry","category-lamp","tag-varnish"],"_links":{"self":[{"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/posts\/208","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=208"}],"version-history":[{"count":3,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/posts\/208\/revisions"}],"predecessor-version":[{"id":211,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=\/wp\/v2\/posts\/208\/revisions\/211"}],"wp:attachment":[{"href":"https:\/\/www.sulabs.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sulabs.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=208"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}