{"id":209951,"date":"2025-10-24T01:54:14","date_gmt":"2025-10-23T17:54:14","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209951\/"},"modified":"2025-10-24T01:54:15","modified_gmt":"2025-10-23T17:54:15","slug":"cdn-209","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209951\/","title":{"rendered":"CDN\u8282\u70b9\u6269\u7f29\u5bb9\u5b9e\u6218\uff1a\u9ad8\u53ef\u7528\u4e0e\u6210\u672c\u53cc\u8d62\u7b56\u7565"},"content":{"rendered":"<p>\u5728\u5168\u7403\u5316\u7f51\u7edc\u670d\u52a1\u4e2d\uff0cCDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09\u8282\u70b9\u7684\u6269\u5bb9\u4e0e\u7f29\u5bb9\u76f4\u63a5\u5173\u7cfb\u5230\u7528\u6237\u4f53\u9a8c\u4e0e\u6210\u672c\u63a7\u5236\u3002\u672c\u6587\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u7528\u6237\u4e0e\u5f00\u53d1\u8005\uff0c\u6df1\u5165\u8bb2\u89e3CDN\u8282\u70b9\u6269\u7f29\u5bb9\u7684\u539f\u7406\u3001\u5b9e\u6218\u573a\u666f\u3001\u6280\u672f\u7ec6\u8282\u4e0e\u6210\u672c\u4f18\u5316\u7b56\u7565\uff0c\u5e76\u7ed9\u51fa\u4e0d\u540c\u5730\u533a\uff08\u5982\u9999\u6e2f\u3001\u7f8e\u56fd\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761\uff09\u8282\u70b9\u90e8\u7f72\u7684\u9009\u8d2d\u5efa\u8bae\uff0c\u5e2e\u52a9\u5b9e\u73b0<strong>\u9ad8\u53ef\u7528\u4e0e\u6210\u672c\u53cc\u8d62<\/strong>\u3002<\/p>\n<h2>CDN\u8282\u70b9\u6269\u7f29\u5bb9\u7684\u57fa\u672c\u539f\u7406<\/h2>\n<p>CDN\u8282\u70b9\u6269\u7f29\u5bb9\u6838\u5fc3\u5728\u4e8e\u6309\u9700\u8c03\u6574\u8fb9\u7f18\u8282\u70b9\uff08PoP\/POP\uff09\u6216\u8fb9\u7f18\u8ba1\u7b97\u8d44\u6e90\uff08\u5982\u8fb9\u7f18\u5bb9\u5668\u3001\u8fb9\u7f18\u865a\u62df\u673a\uff09\u7684\u6570\u91cf\u548c\u89c4\u683c\uff0c\u4ee5\u5e94\u5bf9\u6d41\u91cf\u6ce2\u52a8\u5e76\u7ef4\u6301\u4f4e\u5ef6\u8fdf\u4e0e\u9ad8\u53ef\u7528\u3002\u5e38\u89c1\u7684\u6269\u7f29\u5bb9\u7ef4\u5ea6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u8fb9\u7f18\u8282\u70b9\u6570\u91cf\uff08\u65b0\u589e\u6216\u56de\u6536PoP\uff09<\/li>\n<li>\u8282\u70b9\u5b9e\u4f8b\u89c4\u683c\uff08CPU\u3001\u5185\u5b58\u3001\u5e26\u5bbd\uff09<\/li>\n<li>\u7f13\u5b58\u7b56\u7565\u4e0eTTL\u8c03\u6574<\/li>\n<li>\u6e90\u7ad9\uff08Origin\uff09\u5b9e\u4f8b\u6269\u7f29\u5bb9\uff0c\u5982\u9999\u6e2f\u670d\u52a1\u5668\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u7b49<\/li>\n<\/ul>\n<p>\u5b9e\u73b0\u81ea\u52a8\u5316\u6269\u7f29\u5bb9\u901a\u5e38\u4f9d\u8d56\u76d1\u63a7\u6307\u6807\uff08\u5e26\u5bbd\u3001QPS\u3001cache hit ratio\u3001\u9519\u8bef\u7387\uff09\u3001\u544a\u8b66\u7b56\u7565\u4e0e\u81ea\u52a8\u8c03\u5ea6\u5668\uff08\u5982Kubernetes HPA\/Cluster Autoscaler\u6216\u4e91\u5382\u5546\u81ea\u5e26\u5f39\u6027\u7ec4\uff09\u3002<\/p>\n<h3>\u5e38\u7528\u89e6\u53d1\u5668\u4e0e\u51b3\u7b56\u903b\u8f91<\/h3>\n<ul>\n<li>\u5e26\u5bbd\/\u5e76\u53d1\u9608\u503c\uff1a\u6301\u7eed\u8d85\u8fc7\u9608\u503c\u89e6\u53d1\u6269\u5bb9\uff0c\u4f4e\u4e8e\u9608\u503c\u4e14\u7a33\u5b9a\u4e00\u6bb5\u65f6\u95f4\u5219\u7f29\u5bb9\u3002<\/li>\n<li>\u7f13\u5b58\u547d\u4e2d\u7387\uff1a\u5f53\u547d\u4e2d\u7387\u4e0b\u964d\u5bfc\u81f4\u56de\u6e90\u9891\u7e41\uff0c\u5e94\u6269\u5bb9\u8fb9\u7f18\u7f13\u5b58\u6216\u4f18\u5316\u7f13\u5b58\u7b56\u7565\u3002<\/li>\n<li>\u5730\u7406\u5206\u5e03\u4e0e\u5ef6\u8fdf\uff1a\u7279\u5b9a\u533a\u57df\u5ef6\u8fdf\u4e0a\u5347\u6216\u4e22\u5305\u7387\u4e0a\u5347\u65f6\uff0c\u4f18\u5148\u5728\u8be5\u533a\u57df\u6269\u5bb9\uff08\u5982\u9999\u6e2fVPS\u6216\u65b0\u52a0\u5761\u670d\u52a1\u5668\uff09\u3002<\/li>\n<li>\u6210\u672c\u9884\u7b97\uff1a\u7ed3\u5408\u6210\u672c\u6a21\u578b\u51b3\u5b9a\u662f\u5426\u4f7f\u7528\u9884\u7559\u5b9e\u4f8b\u6216Spot\/\u7ade\u4ef7\u5b9e\u4f8b\u4f5c\u4e3a\u6269\u5bb9\u8865\u5145\u3002<\/li>\n<\/ul>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u5b9e\u6218\u7b56\u7565<\/h2>\n<p>\u4e0d\u540c\u573a\u666f\u9700\u91c7\u53d6\u4e0d\u540c\u6269\u7f29\u5bb9\u7b56\u7565\u3002\u4ee5\u4e0b\u5217\u4e3e\u5178\u578b\u573a\u666f\u5e76\u7ed9\u51fa\u53ef\u884c\u65b9\u6848\uff1a<\/p>\n<h3>\u7a81\u53d1\u6d41\u91cf\uff08\u7535\u5546\u4fc3\u9500\u3001\u6d3b\u52a8\u76f4\u64ad\uff09<\/h3>\n<ul>\n<li>\u9884\u70ed\u4e0e\u9884\u7f6e\uff1a\u5728\u6d3b\u52a8\u524d\u901a\u8fc7\u9884\u70ed\u8bf7\u6c42\u548c\u9884\u53d6\uff08prefetch\uff09\u586b\u5145\u5173\u952e\u8d44\u6e90\u5230\u8fb9\u7f18\u8282\u70b9\uff0c\u964d\u4f4e\u56de\u6e90\u538b\u529b\u3002<\/li>\n<li>\u5f39\u6027\u6269\u5bb9\uff1a\u8bbe\u7f6e\u57fa\u4e8e\u5e26\u5bbd\u4e0eQPS\u7684\u81ea\u52a8\u6269\u5bb9\u7ec4\uff0c\u7ed3\u5408\u5feb\u901f\u542f\u52a8\u7684\u8f7b\u91cf\u5b9e\u4f8b\uff08\u5982\u9999\u6e2fVPS\u6216\u7f8e\u56fdVPS\uff09\u5e94\u5bf9\u6d41\u91cf\u5cf0\u503c\u3002<\/li>\n<li>\u8fb9\u7f18\u56de\u6e90\u63a7\u5236\uff1a\u542f\u7528Origin Shield\u6216\u4e2d\u95f4\u7f13\u5b58\u5c42\uff0c\u51cf\u5c11\u5bf9\u9999\u6e2f\u670d\u52a1\u5668\u6216\u6d77\u5916\u670d\u52a1\u5668\u7684\u7a81\u53d1\u538b\u529b\u3002<\/li>\n<\/ul>\n<h3>\u5730\u7406\u5206\u5e03\u4f18\u5316\uff08\u8de8\u56fd\u8bbf\u95ee\uff09<\/h3>\n<p>\u9488\u5bf9\u4e9a\u592a\u4e0e\u7f8e\u6d32\u7528\u6237\uff0c\u5408\u7406\u5e03\u5c40PoP\u80fd\u663e\u8457\u964d\u4f4e\u5ef6\u8fdf\u5e76\u51cf\u5c11\u8de8\u6d0b\u6d41\u91cf\u6210\u672c\uff1a<\/p>\n<ul>\n<li>\u4e9a\u592a\u4f18\u5148\u5728\u9999\u6e2f\u3001\u65b0\u52a0\u5761\u3001\u65e5\u672c\u3001\u97e9\u56fd\u7b49\u90e8\u7f72PoP\uff0c\u6b27\u6d32\u4e0e\u7f8e\u6d32\u4f7f\u7528\u7f8e\u56fd\u670d\u52a1\u5668\u6216\u672c\u5730PoP\u3002<\/li>\n<li>\u91c7\u7528Anycast\u4e0e\u667a\u80fdDNS\u6839\u636e\u5730\u7406\u4f4d\u7f6e\u5c06\u7528\u6237\u5bfc\u5411\u6700\u8fd1\u8282\u70b9\u3002<\/li>\n<li>\u5bf9\u957f\u5c3e\u5c0f\u6d41\u91cf\u5730\u533a\u91c7\u7528\u6309\u9700\u8282\u70b9\u6216\u8fb9\u7f18\u5bb9\u5668\uff0c\u907f\u514d\u6301\u7eed\u9a7b\u7559\u5bfc\u81f4\u9ad8\u6210\u672c\u3002<\/li>\n<\/ul>\n<h3>\u707e\u5907\u4e0e\u9ad8\u53ef\u7528<\/h3>\n<ul>\n<li>\u591a\u533a\u57df\u5197\u4f59\uff1a\u81f3\u5c11\u8de8\u4e24\u4e2a\u53ef\u7528\u533a\u6216\u56fd\u5bb6\uff08\u4f8b\u5982\u9999\u6e2f\u4e0e\u7f8e\u56fd\uff09\u90e8\u7f72origin\u6216\u7f13\u5b58\u56de\u6e90\u70b9\u3002<\/li>\n<li>\u5065\u5eb7\u68c0\u67e5\u4e0e\u5feb\u5207\uff1a\u91c7\u7528\u4e3b\u52a8\u5065\u5eb7\u63a2\u6d4b\u4e0eBGP\/Anycast\u8def\u7531\u5feb\u901f\u65c1\u8def\u6545\u969c\u8282\u70b9\u3002<\/li>\n<li>\u6570\u636e\u4e00\u81f4\u6027\u7b56\u7565\uff1a\u5bf9\u7f13\u5b58\u4e0d\u4e00\u81f4\u654f\u611f\u7684\u4e1a\u52a1\u4f7f\u7528\u77edTTL\u4e0e\u57fa\u4e8e\u7248\u672c\u7684\u7f13\u5b58Key\uff0c\u5fc5\u8981\u65f6\u652f\u6301\u5373\u65f6\u5f3a\u5236\u6e05\u7406\uff08purge\uff09\u3002<\/li>\n<\/ul>\n<h2>\u6280\u672f\u7ec6\u8282\uff1a\u5982\u4f55\u5b9e\u73b0\u81ea\u52a8\u5316\u3001\u7a33\u5b9a\u4e0e\u6210\u672c\u53ef\u63a7\u7684\u6269\u7f29\u5bb9<\/h2>\n<p>\u4e0b\u9762\u7ed9\u51fa\u53ef\u76f4\u63a5\u843d\u5730\u7684\u6280\u672f\u7ec6\u8282\u4e0e\u914d\u7f6e\u5efa\u8bae\uff1a<\/p>\n<h3>\u76d1\u63a7\u4e0e\u6307\u6807\u4f53\u7cfb<\/h3>\n<ul>\n<li>\u5173\u952e\u6307\u6807\uff1a\u8fb9\u7f18\u5e26\u5bbd\u3001QPS\u3001HTTP 5xx\/4xx\u7387\u3001cache hit ratio\u3001\u56de\u6e90\u5e26\u5bbd\u3001\u5e73\u5747\u54cd\u5e94\u65f6\u5ef6\u3002<\/li>\n<li>\u91c7\u96c6\u9891\u7387\uff1a\u9ad8\u9891\u91c7\u96c6\uff0810-30s\uff09\u7528\u4e8e\u5b9e\u65f6\u6269\u5bb9\u89e6\u53d1\uff1b\u4f4e\u9891\u91c7\u96c6\uff081-5min\uff09\u7528\u4e8e\u8d8b\u52bf\u5206\u6790\u4e0e\u5bb9\u91cf\u89c4\u5212\u3002<\/li>\n<li>\u544a\u8b66\u4e0e\u7194\u65ad\uff1a\u8bbe\u7f6e\u591a\u7ea7\u544a\u8b66\uff08\u8b66\u544a\/\u4e25\u91cd\uff09\uff0c\u5e76\u5728\u56de\u6e90\u9519\u8bef\u7387\u5f02\u5e38\u65f6\u89e6\u53d1\u7194\u65ad\u6216\u9650\u6d41\u7b56\u7565\u3002<\/li>\n<\/ul>\n<h3>\u81ea\u52a8\u6269\u7f29\u5bb9\u5b9e\u73b0\u65b9\u6848<\/h3>\n<ul>\n<li>Kubernetes\uff1a\u4f7f\u7528HPA\/Cluster Autoscaler\u914d\u5408Metric Server\u6216Prometheus Adapter\uff0c\u5b9e\u73b0\u57fa\u4e8e\u81ea\u5b9a\u4e49\u6307\u6807\uff08\u5982cache miss\u56de\u6e90\u901f\u7387\uff09\u7684\u81ea\u52a8\u4f38\u7f29\u3002<\/li>\n<li>\u4e91\u539f\u751f\u5f39\u6027\u7ec4\uff1a\u5229\u7528\u4e91\u5382\u5546Auto Scaling Group\uff0c\u9884\u7f6e\u51b7\u542f\u52a8\u955c\u50cf\uff08\u5305\u62ec\u7f13\u5b58\u9884\u70ed\u811a\u672c\uff09\u7f29\u77ed\u8282\u70b9\u4e0a\u7ebf\u65f6\u95f4\u3002<\/li>\n<li>\u6df7\u5408\u5b9e\u4f8b\u7b56\u7565\uff1a\u4e3b\u7528\u6309\u9700\u6216\u9884\u7559\u5b9e\u4f8b\uff0c\u6269\u5cf0\u4f7f\u7528Spot\/\u7ade\u4ef7\u5b9e\u4f8b\u4ee5\u8282\u7ea6\u6210\u672c\uff0c\u540c\u65f6\u914d\u7f6e\u56de\u9000\u903b\u8f91\u4ee5\u9632\u7ade\u4ef7\u5b9e\u4f8b\u88ab\u56de\u6536\u3002<\/li>\n<\/ul>\n<h3>\u8def\u7531\u4e0e\u6d41\u91cf\u8c03\u5ea6<\/h3>\n<ul>\n<li>Anycast vs DNS\u8c03\u5ea6\uff1aAnycast\u63d0\u4f9b\u4e00\u952e\u5230\u6700\u8fd1\u8282\u70b9\u7684\u80fd\u529b\uff0c\u4f46\u5bf9\u4e8e\u8de8\u5883\u4f18\u5316\u6709\u65f6\u9700\u7ed3\u5408DNS\u5730\u7406\u8c03\u5ea6\u5b9e\u73b0\u66f4\u7ec6\u7c92\u5ea6\u63a7\u5236\u3002<\/li>\n<li>\u6743\u91cd\u8c03\u6574\uff1a\u901a\u8fc7\u52a8\u6001\u8c03\u8282\u8282\u70b9\u6743\u91cd\u5c06\u6d41\u91cf\u4ece\u9ad8\u8d1f\u8f7d\u8282\u70b9\u5e73\u6ed1\u8fc1\u79fb\u81f3\u65b0\u6269\u5bb9\u8282\u70b9\u3002<\/li>\n<li>\u56de\u6e90\u8282\u6d41\uff1a\u5728\u56de\u6e90\u5e26\u5bbd\u63a5\u8fd1\u9608\u503c\u65f6\u542f\u52a8\u964d\u7ea7\u7b56\u7565\uff08\u5982\u964d\u4f4e\u89c6\u9891\u7801\u7387\u3001\u8fd4\u56de\u7f13\u5b58\u65e7\u7248\u672c\uff09\u4fdd\u62a4\u6e90\u7ad9\u7a33\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<h2>\u4f18\u52bf\u5bf9\u6bd4\uff1a\u9759\u6001\u6269\u5bb9\u4e0e\u52a8\u6001\u6269\u5bb9<\/h2>\n<p>\u9009\u62e9\u9759\u6001\uff08\u9884\u7559\uff09\u8fd8\u662f\u52a8\u6001\uff08\u6309\u9700\uff09\u6269\u5bb9\uff0c\u5e94\u57fa\u4e8e\u4e1a\u52a1\u7279\u6027\u4e0e\u6210\u672c\u6743\u8861\uff1a<\/p>\n<ul>\n<li><strong>\u9759\u6001\u6269\u5bb9\uff08\u9884\u7f6ePoP\/\u9884\u7559\u5b9e\u4f8b\uff09<\/strong>\uff1a\u9002\u5408\u7a33\u5b9a\u9ad8\u6d41\u91cf\u4e1a\u52a1\uff0c\u80fd\u4fdd\u8bc1\u4f4e\u5ef6\u8fdf\u4e0e\u9ad8\u53ef\u7528\uff0c\u4f46\u6210\u672c\u8f83\u9ad8\u4e14\u8d44\u6e90\u5229\u7528\u7387\u4f4e\u3002<\/li>\n<li><strong>\u52a8\u6001\u6269\u5bb9\uff08\u81ea\u52a8\u5f39\u6027\uff09<\/strong>\uff1a\u9002\u5408\u6ce2\u52a8\u5267\u70c8\u6216\u7a81\u53d1\u573a\u666f\uff0c\u80fd\u663e\u8457\u8282\u7701\u6210\u672c\uff0c\u4f46\u9700\u8981\u66f4\u590d\u6742\u7684\u76d1\u63a7\u4e0e\u81ea\u52a8\u5316\u4f53\u7cfb\u3002<\/li>\n<li>\u5efa\u8bae\uff1a\u5bf9\u6838\u5fc3\u4e1a\u52a1\u4fdd\u7559\u5c11\u91cf\u5e38\u9a7bPoP\uff08\u5982\u9999\u6e2f\u670d\u52a1\u5668\u4e3a\u4e9a\u6d32\u533a\u70ed\u70b9\uff09\uff0c\u5bf9\u5cf0\u503c\u4f7f\u7528\u52a8\u6001\u7b56\u7565\u8865\u8db3\u3002<\/li>\n<\/ul>\n<h2>\u9009\u8d2d\u5efa\u8bae\uff1a\u8282\u70b9\u4f4d\u7f6e\u4e0e\u5b9e\u4f8b\u7c7b\u578b\u9009\u62e9<\/h2>\n<p>\u5728\u9009\u62e9\u8282\u70b9\u4f4d\u7f6e\u4e0e\u5b9e\u4f8b\u7c7b\u578b\u65f6\uff0c\u8003\u8651\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<ul>\n<li>\u7528\u6237\u5206\u5e03\u4f18\u5148\u7ea7\uff1a\u591a\u6570\u7528\u6237\u5728\u4e9a\u592a\uff0c\u4f18\u5148\u8003\u8651\u9999\u6e2fVPS\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\u3001\u97e9\u56fd\/\u65e5\u672c\u8282\u70b9\uff1b\u7f8e\u6d32\u7528\u6237\u4f18\u5148\u7f8e\u56fd\u670d\u52a1\u5668\u6216\u7f8e\u56fdVPS\u3002<\/li>\n<li>\u5e26\u5bbd\u4e0e\u5ef6\u8fdf\uff1a\u8fb9\u7f18\u8282\u70b9\u5e94\u63d0\u4f9b\u5145\u8db3\u5e26\u5bbd\u4e0e\u826f\u597d\u4e92\u8054\uff08\u4f18\u9009\u6709\u826f\u597dCN2\/\u56fd\u9645\u5e26\u5bbd\u7684\u9999\u6e2f\u670d\u52a1\u5668\u8282\u70b9\uff09\u3002<\/li>\n<li>\u6210\u672c\u6a21\u578b\uff1a\u8bc4\u4f30\u6309\u5c0f\u65f6\u8ba1\u8d39\u3001\u6309\u6d41\u91cf\u8ba1\u8d39\u4e0e\u5305\u5e74\u5305\u6708\u7684\u7ed3\u5408\uff0c\u91cd\u8981\u4e1a\u52a1\u53ef\u4f7f\u7528\u9884\u7559\u6216\u5305\u5e74\u4ee5\u964d\u4f4e\u957f\u671f\u6210\u672c\u3002<\/li>\n<li>\u53ef\u6269\u5c55\u6027\uff1a\u9009\u62e9\u652f\u6301API\u5316\u7ba1\u7406\u7684\u4f9b\u5e94\u5546\u4ee5\u4fbf\u5b9e\u73b0\u81ea\u52a8\u5316\u6269\u7f29\u5bb9\u3002<\/li>\n<\/ul>\n<h2>\u6700\u4f73\u5b9e\u8df5\u6e05\u5355\uff08\u5feb\u901f\u53c2\u8003\uff09<\/h2>\n<ul>\n<li>\u5efa\u7acb\u5b8c\u5584\u7684\u76d1\u63a7\u4e0e\u544a\u8b66\u4f53\u7cfb\uff0c\u76d1\u63a7cache hit ratio\u4e0e\u56de\u6e90\u5e26\u5bbd\u3002<\/li>\n<li>\u6d3b\u52a8\u524d\u505a\u5bb9\u91cf\u9884\u70ed\u4e0e\u6d41\u91cf\u9884\u6d4b\uff0c\u63d0\u524d\u6269\u5bb9\u8fb9\u7f18\u7f13\u5b58\u3002<\/li>\n<li>\u4f7f\u7528Origin Shield\u6216\u4e2d\u95f4\u5c42\u51cf\u5c11\u5bf9\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u7b49\u6e90\u7ad9\u7684\u77ac\u65f6\u51b2\u51fb\u3002<\/li>\n<li>\u5728\u6210\u672c\u654f\u611f\u65f6\uff0c\u91c7\u7528Spot\/\u7ade\u4ef7\u5b9e\u4f8b\u4f5c\u4e3a\u5cf0\u503c\u8865\u5145\u5e76\u5b9e\u73b0\u81ea\u52a8\u56de\u9000\u3002<\/li>\n<li>\u9488\u5bf9\u4e0d\u540c\u5730\u533a\uff08\u5982\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761\uff09\u91c7\u7528\u5c40\u90e8\u4f18\u5316\u7684\u7f13\u5b58\u89c4\u5219\u4e0e\u8def\u7531\u7b56\u7565\u3002<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5728\u4fdd\u969c\u7528\u6237\u4f53\u9a8c\u4e0e\u53ef\u7528\u6027\u7684\u540c\u65f6\uff0c\u5b9e\u73b0\u5bf9\u6210\u672c\u7684\u7cbe\u7ec6\u5316\u63a7\u5236\u3002\u5728\u5b9e\u9645\u90e8\u7f72\u4e2d\uff0c\u5efa\u8bae\u7ed3\u5408\u4e1a\u52a1\u7279\u6027\u4e0e\u6d41\u91cf\u5386\u53f2\u8fdb\u884c\u6a21\u62df\u538b\u6d4b\u4e0e\u7070\u5ea6\u7b56\u7565\uff0c\u4ee5\u907f\u514d\u6269\u7f29\u5bb9\u8bef\u64cd\u4f5c\u5e26\u6765\u7684\u98ce\u9669\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>CDN\u8282\u70b9\u6269\u7f29\u5bb9\u662f\u4e00\u4e2a\u7cfb\u7edf\u5de5\u7a0b\uff0c\u65e2\u5305\u542b\u76d1\u63a7\u4e0e\u81ea\u52a8\u5316\u6280\u672f\uff0c\u4e5f\u6d89\u53ca\u5230\u5730\u7406\u90e8\u7f72\u3001\u8def\u7531\u7b56\u7565\u548c\u6210\u672c\u6a21\u578b\u3002\u9762\u5411\u5168\u7403\u7528\u6237\u65f6\uff0c\u5e94\u7ed3\u5408\u9999\u6e2fVPS\u3001\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fdVPS\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u4ee5\u53ca\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u548c\u65b0\u52a0\u5761\u670d\u52a1\u5668\u7b49\u8d44\u6e90\uff0c\u91c7\u7528\u6df7\u5408\u7684\u9759\u6001\u4e0e\u52a8\u6001\u6269\u7f29\u5bb9\u7b56\u7565\uff0c\u52a0\u4e0aOrigin 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\u7684\u539f\u7406\u4e0e\u5b9e\u6218\u65b9\u6848\uff0c\u5e76\u7ed9\u51fa\u5404\u5730\u533a\u90e8\u7f72\u4e0e\u6210\u672c\u4f18\u5316\u5efa\u8bae\uff0c\u52a9\u4f60\u5b9e\u73b0\u9ad8\u53ef\u7528\u4e0e\u6210\u672c\u53cc\u8d62\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4928],"tags":[4032,4033,4031,171,4034,4035,1319,3108,527,1628],"class_list":{"0":"post-209951","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-4928","7":"tag-cdn","10":"tag-171","11":"tag-ttl","12":"tag-4035","13":"tag-1319","14":"tag-pop","15":"tag-527","16":"tag-1628"},"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209951","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=209951"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209951\/revisions"}],"predecessor-version":[{"id":209952,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209951\/revisions\/209952"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=209951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=209951"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=209951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}