{"id":35949,"date":"2025-03-26T13:58:33","date_gmt":"2025-03-26T05:58:33","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=35949"},"modified":"2025-03-26T13:58:33","modified_gmt":"2025-03-26T05:58:33","slug":"%e5%a6%82%e4%bd%95%e9%80%9a%e8%bf%87cdn%e5%ae%9e%e7%8e%b0%e9%ab%98%e6%95%88%e7%bd%91%e7%bb%9c%e6%b5%81%e9%87%8f%e5%88%86%e5%8f%91%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/35949.html","title":{"rendered":"\u5982\u4f55\u901a\u8fc7CDN\u5b9e\u73b0\u9ad8\u6548\u7f51\u7edc\u6d41\u91cf\u5206\u53d1\uff1f"},"content":{"rendered":"

\n

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\u3010\u524d\u8a00\u3011
\n\u5728\u6570\u5b57\u5316\u6d6a\u6f6e\u5e2d\u5377\u5168\u7403\u7684\u4eca\u5929\uff0c\u6bcf\u79d2\u4ea7\u751f\u7684\u7f51\u7edc\u8bf7\u6c42\u91cf\u5df2\u7a81\u7834\u4ebf\u7ea7\u95e8\u69db\u3002\u4e00\u5bb6\u7535\u5546\u5e73\u53f0\u5728\u4fc3\u9500\u671f\u95f4\u56e0\u8bbf\u95ee\u91cf\u6fc0\u589e\u5bfc\u81f4\u670d\u52a1\u5668\u5b95\u673a\uff0c\u4e00\u573a\u8de8\u56fd\u76f4\u64ad\u56e0\u5ef6\u8fdf\u8fc7\u9ad8\u6d41\u5931\u534a\u6570\u89c2\u4f17\u2014\u2014\u8fd9\u4e9b\u771f\u5b9e\u6848\u4f8b\u66b4\u9732\u51fa\u4f20\u7edf\u4e2d\u5fc3\u5316\u670d\u52a1\u5668\u7684\u5c40\u9650\u6027\u3002\u9762\u5bf9\u7528\u6237\u5bf9\u901f\u5ea6\u4e0e\u7a33\u5b9a\u6027\u7684\u6781\u81f4\u9700\u6c42\uff0cCDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09<\/strong> \u4f5c\u4e3a\u73b0\u4ee3\u4e92\u8054\u7f51\u7684”\u9ad8\u901f\u516c\u8def\u8c03\u5ea6\u5458”\uff0c\u6b63\u5728\u91cd\u6784\u6d41\u91cf\u5206\u53d1\u7684\u6e38\u620f\u89c4\u5219\u3002\u672c\u6587\u5c06\u6df1\u5165\u62c6\u89e3CDN\u5982\u4f55\u901a\u8fc7\u667a\u80fd\u8c03\u5ea6\u3001\u8fb9\u7f18\u8ba1\u7b97\u4e0e\u534f\u8bae\u4f18\u5316\u4e09\u5927\u6838\u5fc3\u7b56\u7565\uff0c\u5b9e\u73b0\u7f51\u7edc\u6d41\u91cf\u5206\u53d1<\/a>\u6548\u7387\u7684\u51e0\u4f55\u7ea7\u63d0\u5347<\/strong>\uff0c\u4e3a\u4f01\u4e1a\u5728\u6570\u5b57\u5316\u8f6c\u578b\u4e2d\u63d0\u4f9b\u5173\u952e\u652f\u6491\u3002<\/p>\n

\n

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    \n
  1. \u667a\u80fdDNS\u89e3\u6790<\/strong>\uff1a\u6839\u636e\u7528\u6237IP\u5730\u5740\u3001\u8282\u70b9\u8d1f\u8f7d\u3001\u7f51\u7edc\u72b6\u6001\u52a8\u6001\u9009\u62e9\u6700\u4f18\u63a5\u5165\u70b9\n<\/li>\n
  2. \u7f13\u5b58\u70ed\u529b\u56fe\u7b97\u6cd5<\/strong>\uff1a\u901a\u8fc7\u673a\u5668\u5b66\u4e60\u9884\u6d4b\u5185\u5bb9\u6d41\u884c\u5ea6\uff0c\u5728\u8fb9\u7f18\u8282\u70b9\u9884\u5b58\u70ed\u70b9\u8d44\u6e90\n<\/li>\n
  3. \u534f\u8bae\u6808\u4f18\u5316<\/strong>\uff1a\u91c7\u7528QUIC\u534f\u8bae\u66ff\u4ee3TCP\uff0c\u5728\u5f31\u7f51\u73af\u5883\u4e0b\u4ecd\u4fdd\u630185%\u4ee5\u4e0a\u7684\u4f20\u8f93\u6548\u7387\n<\/li>\n<\/ol>\n

    \u5168\u7403\u6700\u5927CDN\u670d\u52a1\u5546Akamai\u7684\u76d1\u6d4b\u6570\u636e\u663e\u793a\uff0c\u90e8\u7f72CDN\u540e\u7f51\u9875\u52a0\u8f7d\u65f6\u95f4\u4e2d\u4f4d\u6570\u4ece4.2\u79d2\u964d\u81f31.1\u79d2\uff0c\u8df3\u51fa\u7387\u4e0b\u964d37%\u3002\u8fd9\u5370\u8bc1\u4e86\u7f29\u77ed\u7269\u7406\u8ddd\u79bb\u4e0e\u4f18\u5316\u4f20\u8f93\u8def\u5f84<\/strong>\u5bf9\u7528\u6237\u4f53\u9a8c\u7684\u76f4\u63a5\u5f71\u54cd\u3002<\/p>\n

    \n

    \u4e8c\u3001\u52a8\u6001\u6d41\u91cf\u8c03\u5ea6\uff1a\u8ba9\u6570\u636e\u6d41\u52a8\u5177\u5907”\u6f6e\u6c50\u9002\u5e94\u529b”<\/h3>\n

    \u7a81\u53d1\u6d41\u91cf\u5982\u540c\u6d77\u5578\uff0c\u4f20\u7edf\u67b6\u6784\u5e38\u5728\u9ad8\u5cf0\u671f\u5d29\u6e83\u3002CDN\u7684\u5b9e\u65f6\u6d41\u91cf\u8c03\u5ea6\u7cfb\u7edf<\/strong>\u901a\u8fc7\u4e09\u4e2a\u7ef4\u5ea6\u6784\u5efa\u5f39\u6027\u9632\u62a4\u7f51\uff1a<\/p>\n

      \n
    • \n

      \u8d1f\u8f7d\u5747\u88612.0<\/strong>
      \n\u57fa\u4e8e\u5b9e\u65f6\u76d1\u63a7\u7684\u8282\u70b9\u5065\u5eb7\u5ea6\u8bc4\u5206\u7cfb\u7edf\uff0c\u81ea\u52a8\u5c06\u8bf7\u6c42\u5bfc\u5411\u7a7a\u95f2\u7387\u8d85\u8fc730%\u7684\u8282\u70b9\u3002\u5f53\u67d0\u8282\u70b9\u8d1f\u8f7d\u8d85\u8fc7\u9608\u503c\u65f6\uff0c\u8c03\u5ea6\u5668\u4f1a\u572850ms\u5185\u542f\u52a8\u6d41\u91cf\u8fc1\u79fb\uff0c\u907f\u514d\u5355\u70b9\u8fc7\u8f7d\u3002<\/p>\n<\/li>\n

    • \n

      \u667a\u80fdBGP\u8def\u7531<\/strong>
      \n\u7ed3\u5408\u8fd0\u8425\u5546\u7f51\u7edc\u62d3\u6251\u6570\u636e\uff0c\u81ea\u52a8\u89c4\u907f\u62e5\u5835\u94fe\u8def\u3002\u4f8b\u5982\u5728\u8de8\u6d32\u4f20\u8f93\u65f6\u4f18\u5148\u9009\u62e9\u4f4e\u5ef6\u8fdf\u7684Tier-1\u9aa8\u5e72\u7f51\uff0c\u800c\u975e\u53ef\u80fd\u7ed5\u8def\u7684\u516c\u5171\u4e92\u8054\u7f51\u4ea4\u6362\u70b9\u3002<\/p>\n<\/li>\n

    • \n

      DDoS\u653b\u51fb\u6d41\u91cf\u6e05\u6d17<\/em>
      \n\u901a\u8fc7\u884c\u4e3a\u5206\u6790\u6a21\u578b\u8bc6\u522b\u5f02\u5e38\u6d41\u91cf\uff0c\u5728\u8fb9\u7f18\u8282\u70b9\u5b8c\u6210\u6e05\u6d17\u3002Cloudflare\u66fe\u6210\u529f\u62e6\u622a\u6bcf\u79d21.2TB\u7684DDoS\u653b\u51fb\uff0c\u800c\u6b63\u5e38\u4e1a\u52a1\u6d41\u91cf\u4e0d\u53d7\u5f71\u54cd\u3002<\/p>\n<\/li>\n<\/ul>\n

      \u67d0\u89c6\u9891\u5e73\u53f0\u5728\u4e16\u754c\u676f\u51b3\u8d5b\u671f\u95f4\uff0c\u901a\u8fc7\u52a8\u6001\u8c03\u5ea6\u7b97\u6cd5\u5e73\u7a33\u627f\u8f7d\u4e86\u6bcf\u79d2230\u4e07\u6b21\u8bf7\u6c42\uff0c\u5cf0\u503c\u5e26\u5bbd\u8fbe82Tbps\uff0c\u9a8c\u8bc1\u4e86CDN\u5e94\u5bf9\u6d41\u91cf\u5c16\u5cf0\u7684\u53ef\u9760\u6027\u3002<\/p>\n

      \n

      \u4e09\u3001\u7f13\u5b58\u7b56\u7565\u8fdb\u5316\uff1a\u4ece\u9759\u6001\u5b58\u50a8\u5230\u9884\u6d4b\u5f0f\u5206\u53d1<\/h3>\n

      \u65e9\u671fCDN\u7684\u7f13\u5b58\u673a\u5236\u4f9d\u8d56\u7b80\u5355\u7684LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u7b97\u6cd5\uff0c\u5b58\u50a8\u6548\u7387\u4e0d\u8db340%\u3002\u65b0\u4e00\u4ee3AI\u9a71\u52a8\u7684\u7f13\u5b58\u7cfb\u7edf<\/strong>\u6b63\u5728\u7a81\u7834\u8fd9\u4e00\u74f6\u9888\uff1a<\/p>\n

        \n
      1. \n

        \u65f6\u7a7a\u9884\u6d4b\u6a21\u578b<\/strong>
        \n\u5206\u6790\u7528\u6237\u5730\u7406\u4f4d\u7f6e\u3001\u8bbf\u95ee\u65f6\u6bb5\u3001\u8bbe\u5907\u7c7b\u578b\u7b49200+\u7ef4\u5ea6\u6570\u636e\uff0c\u9884\u5224\u5185\u5bb9\u9700\u6c42\u3002\u4f8b\u5982\u5728\u5348\u4f11\u65f6\u6bb5\u4e3a\u5199\u5b57\u697c\u533a\u57df\u9884\u52a0\u8f7d\u77ed\u89c6\u9891\u5185\u5bb9\uff0c\u665a\u95f4\u4e3a\u5c45\u6c11\u533a\u7f13\u5b58\u957f\u89c6\u9891\u8d44\u6e90\u3002<\/p>\n<\/li>\n

      2. \n

        \u5206\u5c42\u7f13\u5b58\u67b6\u6784<\/strong>
        \n\u6784\u5efa”\u8fb9\u7f18-\u533a\u57df-\u4e2d\u5fc3”\u4e09\u7ea7\u5b58\u50a8\u4f53\u7cfb\uff1a<\/p>\n<\/li>\n<\/ol>\n

          \n
        • \u8fb9\u7f18\u8282\u70b9\u5b58\u653e24\u5c0f\u65f6\u5185\u8bbf\u95ee\u91cfTOP5%\u7684\u5185\u5bb9\n<\/li>\n
        • \u533a\u57df\u8282\u70b9\u8986\u76d6TOP20%\u7684\u4e2d\u957f\u5c3e\u8d44\u6e90\n<\/li>\n
        • \u4e2d\u5fc3\u8282\u70b9\u4f5c\u4e3a\u51b7\u6570\u636e\u5b58\u50a8\u5e93\uff0c\u54cd\u5e94\u4f4e\u9891\u8bf7\u6c42\n<\/li>\n<\/ul>\n
            \n
          1. \u4e3b\u52a8\u9884\u70ed\u673a\u5236<\/strong>
            \n\u5728\u91cd\u5927\u6d3b\u52a8\u524d72\u5c0f\u65f6\uff0c\u5c06\u9884\u8ba1\u70ed\u95e8\u5185\u5bb9\u63d0\u524d\u5206\u53d1\u81f3\u76ee\u6807\u533a\u57df\u8282\u70b9\u3002\u67d0\u97f3\u4e50\u5e73\u53f0\u5728\u65b0\u4e13\u8f91\u53d1\u5e03\u65f6\uff0c\u901a\u8fc7\u9884\u70ed\u4f7f\u9996\u5c0f\u65f6\u4e0b\u8f7d\u901f\u5ea6\u63d0\u53474\u500d\u3002\n<\/li>\n<\/ol>\n

            \u8fd9\u79cd\u9884\u6d4b\u5f0f\u5206\u53d1\u4f7f\u7f13\u5b58\u547d\u4e2d\u7387\u4ece\u884c\u4e1a\u5e73\u5747\u768475%\u63d0\u5347\u81f392%\uff0c\u6e90\u7ad9\u5e26\u5bbd\u6210\u672c\u4e0b\u964d68%\u3002<\/p>\n

            \n

            \u56db\u3001\u534f\u8bae\u5c42\u521b\u65b0\uff1a\u91cd\u65b0\u5b9a\u4e49\u4f20\u8f93\u6548\u7387\u5929\u82b1\u677f<\/h3>\n

            \u5f53\u7269\u7406\u4f18\u5316\u89e6\u53ca\u6781\u9650\u65f6\uff0c\u534f\u8bae\u521b\u65b0\u6210\u4e3a\u7a81\u7834\u70b9\u3002HTTP\/3\u4e0eQUIC\u534f\u8bae<\/strong>\u7684\u7ec4\u5408\u6b63\u5728\u6539\u5199\u4f20\u8f93\u89c4\u5219\uff1a<\/p>\n

              \n
            • 0-RTT\u63e1\u624b<\/strong>
              \n\u76f8\u6bd4TCP\u9700\u89813\u6b21\u63e1\u624b\u5efa\u7acb\u8fde\u63a5\uff0cQUIC\u901a\u8fc7\u4f1a\u8bdd\u6062\u590d\u5b9e\u73b0\u9996\u6b21\u8fde\u63a5\u5373\u53ef\u4f20\u8f93\u6570\u636e\uff0c\u964d\u4f4e30%\u7684\u5efa\u8fde\u5ef6\u8fdf\u3002\n<\/li>\n
            • \u591a\u8def\u590d\u7528\u65e0\u963b\u585e<\/strong>
              \n\u5355\u4e2a\u8fde\u63a5\u652f\u6301\u5e76\u884c\u6d41\u4f20\u8f93\uff0c\u907f\u514dTCP\u7684\u961f\u5934\u963b\u585e\u95ee\u9898\u3002\u6d4b\u8bd5\u663e\u793a\u57282%\u4e22\u5305\u7387\u4e0b\uff0cQUIC\u7684\u4f20\u8f93\u6548\u7387\u4ecd\u6bd4TCP\u9ad860%\u3002\n<\/li>\n
            • \u524d\u5411\u7ea0\u9519\u7f16\u7801<\/strong>
              \n\u5728\u6570\u636e\u5305\u4e2d\u52a0\u5165\u5197\u4f59\u6821\u9a8c\u4fe1\u606f\uff0c\u4f7f20%\u4ee5\u5185\u7684\u968f\u673a\u4e22\u5305\u65e0\u9700\u91cd\u4f20\u5373\u53ef\u6062\u590d\uff0c\u89c6\u9891\u5361\u987f\u7387\u964d\u4f4e\u81f30.3%\u4ee5\u4e0b\u3002\n<\/li>\n<\/ul>\n

              \u5168\u7403\u7ea638%\u7684\u7f51\u7ad9\u5df2\u542f\u7528HTTP\/3\uff0c\u5176\u4e2d\u7535\u5546\u5e73\u53f0\u5e94\u7528\u540e\u8d2d\u7269\u8f66\u653e\u5f03\u7387\u4e0b\u964d17%\uff0c\u5370\u8bc1\u4e86\u4f20\u8f93\u5c42\u4f18\u5316\u5bf9\u4e1a\u52a1\u6307\u6807\u7684\u76f4\u63a5\u5f71\u54cd<\/strong>\u3002<\/p>\n

              \n

              \u4e94\u3001\u5b9e\u8df5\u6307\u5357\uff1a\u4f01\u4e1a\u90e8\u7f72CDN\u7684\u56db\u6b65\u65b9\u6cd5\u8bba<\/h3>\n
                \n
              1. \n

                \u6d41\u91cf\u7279\u5f81\u753b\u50cf<\/strong>
                \n\u901a\u8fc77\u5929\u5168\u6d41\u91cf\u91c7\u6837\uff0c\u5206\u6790\u5185\u5bb9\u7c7b\u578b\u5360\u6bd4\u3001\u8bf7\u6c42\u5cf0\u503c\u65f6\u6bb5\u3001\u4e3b\u8981\u7528\u6237\u5206\u5e03\u533a\u57df\u3002\u67d0\u8de8\u5883\u7535\u5546\u53d1\u73b0\u517660%\u6d41\u91cf\u6765\u81ea\u4e1c\u5357\u4e9a\u540e\uff0c\u9488\u5bf9\u6027\u52a0\u5f3a\u4e86\u8be5\u533a\u57df\u8282\u70b9\u5bc6\u5ea6\u3002<\/p>\n<\/li>\n

              2. \n

                \u7f13\u5b58\u89c4\u5219\u5b9a\u5236<\/strong>
                \n\u6839\u636e\u4e1a\u52a1\u7279\u6027\u8bbe\u7f6eTTL\uff08\u751f\u5b58\u65f6\u95f4\uff09\uff1a\u65b0\u95fb\u7c7b\u5185\u5bb9\u8bbe\u4e3a5\u5206\u949f\uff0c\u8f6f\u4ef6\u4e0b\u8f7d\u5305\u53ef\u5ef6\u957f\u81f372\u5c0f\u65f6\u3002\u540c\u65f6\u5efa\u7acb\u7f13\u5b58\u5237\u65b0API\uff0c\u786e\u4fdd\u91cd\u8981\u66f4\u65b0\u53ca\u65f6\u751f\u6548\u3002<\/p>\n<\/li>\n

              3. \n

                \u5b89\u5168\u7b56\u7565\u914d\u7f6e<\/strong>
                \n\u542f\u7528WAF\uff08Web\u5e94\u7528\u9632\u706b\u5899\uff09\u3001\u8bbe\u7f6e\u901f\u7387\u9650\u5236\u89c4\u5219\u3001\u914d\u7f6eSSL\u8bc1\u4e66\u81ea\u52a8\u5316\u7ba1\u7406\u3002\u5efa\u8bae\u5c06DDoS\u9632\u62a4\u9608\u503c\u8bbe\u4e3a\u65e5\u5e38\u5cf0\u503c\u76843\u500d\u4ee5\u4e0a\u3002<\/p>\n<\/li>\n

              4. \n

                \u6027\u80fd\u76d1\u6d4b\u4f53\u7cfb<\/strong>
                \n\u90e8\u7f72\u5b9e\u65f6\u76d1\u63a7\u770b\u677f\uff0c\u91cd\u70b9\u5173\u6ce8\uff1a<\/p>\n<\/li>\n<\/ol>\n

                  \n
                • \u8fb9\u7f18\u8282\u70b9\u54cd\u5e94\u65f6\u95f4\uff08\u76ee\u6807<50ms>\n<\/li>\n
                • \u7f13\u5b58\u547d\u4e2d\u7387\uff08\u57fa\u51c6\u503c>80%\uff09\n<\/li>\n
                • \u56de\u6e90\u5e26\u5bbd\u5360\u6bd4\uff08\u5065\u5eb7\u503c<20>\n<\/li>\n<\/ul>\n

                  \u67d0\u91d1\u878dAPP\u901a\u8fc7\u56db\u6b65\u4f18\u5316\u6cd5\uff0c\u4f7fAPI\u54cd\u5e94\u901f\u5ea6\u4ece220ms\u964d\u81f389ms\uff0c\u7528\u6237\u7559\u5b58\u7387\u63d0\u534724%\u3002<\/p>\n

                  \n

                  \u968f\u77405G\u4e0e\u7269\u8054\u7f51\u8bbe\u5907\u7684\u7206\u53d1\u5f0f\u589e\u957f\uff0cCDN\u6b63\u4ece\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\u8fdb\u5316\u4e3a\u667a\u80fd\u8fde\u63a5\u5e73\u53f0<\/strong>\u3002\u4ece\u81ea\u52a8\u9a7e\u9a76\u9700\u8981\u5b9e\u65f6\u66f4\u65b0\u7684\u9ad8\u7cbe\u5730\u56fe\uff0c\u5230\u5143\u5b87\u5b99\u573a\u666f\u4e2d\u76843D\u6a21\u578b\u6d41\u5f0f\u52a0\u8f7d\uff0c\u57fa\u4e8e\u8fb9\u7f18\u8ba1\u7b97\u7684\u4e0b\u4e00\u4ee3CDN\u6280\u672f\u5c06\u6301\u7eed\u7a81\u7834\u7f51\u7edc\u6548\u7387\u7684\u8fb9\u754c\u3002\u5bf9\u4f01\u4e1a\u800c\u8a00\uff0c\u638c\u63e1CDN\u7684\u6df1\u5ea6\u4f18\u5316\u80fd\u529b\uff0c\u7b49\u540c\u4e8e\u5728\u6570\u5b57\u5316\u7ade\u4e89\u4e2d\u83b7\u5f97\u4e86”\u5168\u5c40\u52a0\u901f\u5668”\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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