{"id":2778,"date":"2019-03-14T22:38:49","date_gmt":"2019-03-14T14:38:49","guid":{"rendered":"http:\/\/www.liangliang.org.cn\/?p=2778"},"modified":"2023-08-23T17:47:00","modified_gmt":"2023-08-23T09:47:00","slug":"haproxy","status":"publish","type":"post","link":"https:\/\/www.liangliang.org.cn\/?p=2778","title":{"rendered":"HAProxy"},"content":{"rendered":"
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HAProxy\u662f\u4ec0\u4e48<\/h2>\n

HAProxy\u662f\u4e00\u4e2a\u514d\u8d39\u7684\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\uff0c\u53ef\u4ee5\u8fd0\u884c\u4e8e\u5927\u90e8\u5206\u4e3b\u6d41\u7684Linux\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u3002<\/p>\n

HAProxy\u63d0\u4f9b\u4e86L4(TCP)\u548cL7(HTTP)\u4e24\u79cd\u8d1f\u8f7d\u5747\u8861\u80fd\u529b\uff0c\u5177\u5907\u4e30\u5bcc\u7684\u529f\u80fd\u3002HAProxy\u7684\u793e\u533a\u975e\u5e38\u6d3b\u8dc3\uff0c\u7248\u672c\u66f4\u65b0\u5feb\u901f\uff08\u6700\u65b0\u7a33\u5b9a\u72481.7.2\u4e8e2017\/01\/13\u63a8\u51fa\uff09\u3002\u6700\u5173\u952e\u7684\u662f\uff0cHAProxy\u5177\u5907\u5ab2\u7f8e\u5546\u7528\u8d1f\u8f7d\u5747\u8861\u5668\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n

\u56e0\u4e3aHAProxy\u7684\u4e0a\u8ff0\u4f18\u70b9\uff0c\u5b83\u5f53\u524d\u4e0d\u4ec5\u4ec5\u662f\u514d\u8d39\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\u7684\u9996\u9009\uff0c\u66f4\u51e0\u4e4e\u6210\u4e3a\u4e86\u552f\u4e00\u9009\u62e9\u3002<\/p>\n

HAProxy\u7684\u6838\u5fc3\u80fd\u529b\u548c\u5173\u952e\u7279\u6027<\/h2>\n

HAProxy\u7684\u6838\u5fc3\u529f\u80fd<\/h3>\n
    \n
  • \u8d1f\u8f7d\u5747\u8861\uff1aL4\u548cL7\u4e24\u79cd\u6a21\u5f0f\uff0c\u652f\u6301RR\/\u9759\u6001RR\/LC\/IP Hash\/URI Hash\/URL_PARAM Hash\/HTTP_HEADER Hash\u7b49\u4e30\u5bcc\u7684\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5<\/li>\n
  • \u5065\u5eb7\u68c0\u67e5\uff1a\u652f\u6301TCP\u548cHTTP\u4e24\u79cd\u5065\u5eb7\u68c0\u67e5\u6a21\u5f0f<\/li>\n
  • \u4f1a\u8bdd\u4fdd\u6301\uff1a\u5bf9\u4e8e\u672a\u5b9e\u73b0\u4f1a\u8bdd\u5171\u4eab\u7684\u5e94\u7528\u96c6\u7fa4\uff0c\u53ef\u901a\u8fc7Insert Cookie\/Rewrite Cookie\/Prefix Cookie\uff0c\u4ee5\u53ca\u4e0a\u8ff0\u7684\u591a\u79cdHash\u65b9\u5f0f\u5b9e\u73b0\u4f1a\u8bdd\u4fdd\u6301<\/li>\n
  • SSL\uff1aHAProxy\u53ef\u4ee5\u89e3\u6790HTTPS\u534f\u8bae\uff0c\u5e76\u80fd\u591f\u5c06\u8bf7\u6c42\u89e3\u5bc6\u4e3aHTTP\u540e\u5411\u540e\u7aef\u4f20\u8f93<\/li>\n
  • HTTP\u8bf7\u6c42\u91cd\u5199\u4e0e\u91cd\u5b9a\u5411<\/li>\n
  • \u76d1\u63a7\u4e0e\u7edf\u8ba1\uff1aHAProxy\u63d0\u4f9b\u4e86\u57fa\u4e8eWeb\u7684\u7edf\u8ba1\u4fe1\u606f\u9875\u9762\uff0c\u5c55\u73b0\u5065\u5eb7\u72b6\u6001\u548c\u6d41\u91cf\u6570\u636e\u3002\u57fa\u4e8e\u6b64\u529f\u80fd\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u5f00\u53d1\u76d1\u63a7\u7a0b\u5e8f\u6765\u76d1\u63a7HAProxy\u7684\u72b6\u6001<\/li>\n<\/ul>\n

    HAProxy\u7684\u5173\u952e\u7279\u6027<\/h3>\n

    \u6027\u80fd<\/strong><\/p>\n

      \n
    • \u91c7\u7528\u5355\u7ebf\u7a0b\u3001\u4e8b\u4ef6\u9a71\u52a8\u3001\u975e\u963b\u585e\u6a21\u578b\uff0c\u51cf\u5c11\u4e0a\u4e0b\u6587\u5207\u6362\u7684\u6d88\u8017\uff0c\u80fd\u57281ms\u5185\u5904\u7406\u6570\u767e\u4e2a\u8bf7\u6c42\u3002\u5e76\u4e14\u6bcf\u4e2a\u4f1a\u8bdd\u53ea\u5360\u7528\u6570KB\u7684\u5185\u5b58\u3002<\/li>\n
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    • HAProxy\u5927\u91cf\u5229\u7528\u64cd\u4f5c\u7cfb\u7edf\u672c\u8eab\u7684\u529f\u80fd\u7279\u6027\uff0c\u4f7f\u5f97\u5176\u5728\u5904\u7406\u8bf7\u6c42\u65f6\u80fd\u53d1\u6325\u6781\u9ad8\u7684\u6027\u80fd\uff0c\u901a\u5e38\u60c5\u51b5\u4e0b\uff0cHAProxy\u81ea\u8eab\u53ea\u5360\u752815%\u7684\u5904\u7406\u65f6\u95f4\uff0c\u5269\u4f59\u768485%\u90fd\u662f\u5728\u7cfb\u7edf\u5185\u6838\u5c42\u5b8c\u6210\u7684\u3002<\/li>\n
    • HAProxy\u4f5c\u8005\u57288\u5e74\u524d\uff082009\uff09\u5e74\u4f7f\u75281.4\u7248\u672c\u8fdb\u884c\u4e86\u4e00\u6b21\u6d4b\u8bd5\uff0c\u5355\u4e2aHAProxy\u8fdb\u7a0b\u7684\u5904\u7406\u80fd\u529b\u7a81\u7834\u4e8610\u4e07\u8bf7\u6c42\/\u79d2\uff0c\u5e76\u8f7b\u677e\u5360\u6ee1\u4e8610Gbps\u7684\u7f51\u7edc\u5e26\u5bbd\u3002<\/li>\n<\/ul>\n

      \u7a33\u5b9a\u6027<\/strong><\/p>\n

      \u4f5c\u4e3a\u5efa\u8bae\u4ee5\u5355\u8fdb\u7a0b\u6a21\u5f0f\u8fd0\u884c\u7684\u7a0b\u5e8f\uff0cHAProxy\u5bf9\u7a33\u5b9a\u6027\u7684\u8981\u6c42\u662f\u5341\u5206\u4e25\u82db\u7684\u3002\u6309\u7167\u4f5c\u8005\u7684\u8bf4\u6cd5\uff0cHAProxy\u572813\u5e74\u95f4\u4ece\u672a\u51fa\u73b0\u8fc7\u4e00\u4e2a\u4f1a\u5bfc\u81f4\u5176\u5d29\u6e83\u7684BUG\uff0cHAProxy\u4e00\u65e6\u6210\u529f\u542f\u52a8\uff0c\u9664\u975e\u64cd\u4f5c\u7cfb\u7edf\u6216\u786c\u4ef6\u6545\u969c\uff0c\u5426\u5219\u5c31\u4e0d\u4f1a\u5d29\u6e83\uff08\u6211\u89c9\u5f97\u53ef\u80fd\u591a\u5c11\u8fd8\u662f\u6709\u5938\u5927\u7684\u6210\u5206\uff09\u3002<\/p>\n

      \u5728\u4e0a\u6587\u4e2d\u63d0\u5230\u8fc7\uff0cHAProxy\u7684\u5927\u90e8\u5206\u5de5\u4f5c\u90fd\u662f\u5728\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u5b8c\u6210\u7684\uff0c\u6240\u4ee5HAProxy\u7684\u7a33\u5b9a\u6027\u4e3b\u8981\u4f9d\u8d56\u4e8e\u64cd\u4f5c\u7cfb\u7edf\uff0c\u4f5c\u8005\u5efa\u8bae\u4f7f\u75282.6\u62163.x\u7684Linux\u5185\u6838\uff0c\u5bf9sysctls\u53c2\u6570\u8fdb\u884c\u7cbe\u7ec6\u7684\u4f18\u5316\uff0c\u5e76\u4e14\u786e\u4fdd\u4e3b\u673a\u6709\u8db3\u591f\u7684\u5185\u5b58\u3002\u8fd9\u6837HAProxy\u5c31\u80fd\u591f\u6301\u7eed\u6ee1\u8d1f\u8f7d\u7a33\u5b9a\u8fd0\u884c\u6570\u5e74\u4e4b\u4e45\u3002<\/p>\n

      \u4e2a\u4eba\u7684\u5efa\u8bae\uff1a<\/p>\n

        \n
      • \u4f7f\u75283.x\u5185\u6838\u7684Linux\u64cd\u4f5c\u7cfb\u7edf\u8fd0\u884cHAProxy<\/li>\n
      • \u8fd0\u884cHAProxy\u7684\u4e3b\u673a\u4e0a\u4e0d\u8981\u90e8\u7f72\u5176\u4ed6\u7684\u5e94\u7528\uff0c\u786e\u4fddHAProxy\u72ec\u5360\u8d44\u6e90\uff0c\u540c\u65f6\u907f\u514d\u5176\u4ed6\u5e94\u7528\u5f15\u53d1\u64cd\u4f5c\u7cfb\u7edf\u6216\u4e3b\u673a\u7684\u6545\u969c<\/li>\n
      • \u81f3\u5c11\u4e3aHAProxy\u914d\u5907\u4e00\u53f0\u5907\u673a\uff0c\u4ee5\u5e94\u5bf9\u4e3b\u673a\u786c\u4ef6\u6545\u969c\u3001\u65ad\u7535\u7b49\u7a81\u53d1\u60c5\u51b5\uff08\u642d\u5efa\u53cc\u6d3bHAProxy\u7684\u65b9\u6cd5\u5728\u540e\u6587\u4e2d\u6709\u63cf\u8ff0\uff09<\/li>\n
      • sysctl\u7684\u5efa\u8bae\u914d\u7f6e\uff08\u5e76\u4e0d\u662f\u4e07\u7528\u914d\u7f6e\uff0c\u4ecd\u7136\u9700\u8981\u9488\u5bf9\u5177\u4f53\u60c5\u51b5\u8fdb\u884c\u66f4\u7cbe\u7ec6\u7684\u8c03\u6574\uff0c\u4f46\u53ef\u4ee5\u4f5c\u4e3a\u9996\u6b21\u4f7f\u7528HAProxy\u7684\u521d\u59cb\u914d\u7f6e\u4f7f\u7528\uff09\uff1a<\/li>\n<\/ul>\n
        net.ipv4.tcp_tw_reuse = 1\nnet.ipv4.ip_local_port_range = 1024 65023\nnet.ipv4.tcp_max_syn_backlog = 10240\nnet.ipv4.tcp_max_tw_buckets = 400000\nnet.ipv4.tcp_max_orphans = 60000\nnet.ipv4.tcp_synack_retries = 3\nnet.core.somaxconn = 10000<\/code><\/pre>\n<\/div>\n
        \u4f5c\u8005\uff1akelgon
        \n\u94fe\u63a5\uff1ahttps:\/\/www.jianshu.com\/p\/c9f6d55288c0
        \n\u6765\u6e90\uff1a\u7b80\u4e66
        \n\u7b80\u4e66\u8457\u4f5c\u6743\u5f52\u4f5c\u8005\u6240\u6709\uff0c\u4efb\u4f55\u5f62\u5f0f\u7684\u8f6c\u8f7d\u90fd\u8bf7\u8054\u7cfb\u4f5c\u8005\u83b7\u5f97\u6388\u6743\u5e76\u6ce8\u660e\u51fa\u5904\u3002<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"
        HAProxy\u662f\u4ec0\u4e48 HAProxy\u662f\u4e00\u4e2a\u514d\u8d39\u7684\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\uff0c\u53ef\u4ee5\u8fd0\u884c\u4e8e\u5927\u90e8\u5206\u4e3b\u6d41\u7684Linux\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u3002 HAProxy\u63d0\u4f9b\u4e86L4(TCP)\u548cL7(HTTP)\u4e24\u79cd\u8d1f\u8f7d\u5747\u8861\u80fd\u529b\uff0c\u5177\u5907\u4e30\u5bcc\u7684\u529f\u80fd\u3002HAP...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-2778","post","type-post","status-publish","format-standard","hentry","category-linux-gnu"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/2778","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2778"}],"version-history":[{"count":1,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/2778\/revisions"}],"predecessor-version":[{"id":2779,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/2778\/revisions\/2779"}],"wp:attachment":[{"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2778"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2778"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2778"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}