{"id":209541,"date":"2025-10-23T16:36:35","date_gmt":"2025-10-23T08:36:35","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209541\/"},"modified":"2025-10-23T16:36:36","modified_gmt":"2025-10-23T08:36:36","slug":"cdn-29","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209541\/","title":{"rendered":"\u7834\u89e3\u5730\u57df\u5ef6\u8fdf\uff1aCDN\u8de8\u533a\u57df\u52a0\u901f\u5b9e\u6218\u7b56\u7565"},"content":{"rendered":"<p>\u968f\u7740\u5168\u7403\u7528\u6237\u8bbf\u95ee\u5206\u5e03\u8d8a\u53d1\u5206\u6563\uff0c\u4f20\u7edf\u5355\u4e00\u673a\u623f\u7684\u90e8\u7f72\u96be\u4ee5\u6ee1\u8db3\u8de8\u533a\u57df\u8bbf\u95ee\u7684\u4f4e\u5ef6\u8fdf\u8981\u6c42\u3002\u5c24\u5176\u662f\u9762\u5411\u9999\u6e2f\u3001\u4e1c\u5357\u4e9a\u3001\u65e5\u672c\u3001\u97e9\u56fd\u4ee5\u53ca\u7f8e\u6d32\u7528\u6237\u65f6\uff0c\u5730\u57df\u5ef6\u8fdf\uff08latency\uff09\u4f1a\u76f4\u63a5\u5f71\u54cd\u9875\u9762\u9996\u5b57\u8282\u65f6\u95f4\uff08TTFB\uff09\u3001\u4ea4\u4e92\u4f53\u9a8c\u548c\u8f6c\u5316\u7387\u3002\u672c\u6587\u4ece\u539f\u7406\u5230\u5b9e\u6218\u7b56\u7565\uff0c\u8be6\u7ec6\u5256\u6790\u5982\u4f55\u5229\u7528 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HTTP\/3\uff08QUIC\uff09\u4ee5\u964d\u4f4e\u63e1\u624b\u4e0e\u5934\u90e8\u5f00\u9500\uff0c\u663e\u8457\u4f18\u5316\u9ad8\u4e22\u5305\u6216\u9ad8\u5ef6\u8fdf\u94fe\u8def\u7684\u8868\u73b0\u3002<\/li>\n<li><strong>\u8fde\u63a5\u590d\u7528\u4e0e\u4fdd\u6301\u6d3b\u8dc3\u8fde\u63a5\uff08Keep-Alive\uff09\uff1a<\/strong>\u51cf\u5c11 TCP \u63e1\u624b\u6b21\u6570\u3001\u907f\u514d\u6162\u542f\u52a8\u591a\u6b21\u89e6\u53d1\u3002<\/li>\n<\/ul>\n<h3>\u8fb9\u7f18\u4e0e\u56de\u6e90\u7684\u6743\u8861<\/h3>\n<p>\u8fb9\u7f18\u7f13\u5b58\u547d\u4e2d\u7387\u9ad8\u53ef\u4ee5\u5927\u5e45\u964d\u4f4e\u5ef6\u8fdf\uff0c\u4f46\u5e76\u975e\u6240\u6709\u5185\u5bb9\u9002\u5b9c\u957f\u671f\u8fb9\u7f18\u7f13\u5b58\u3002\u5bf9\u4e8e\u9891\u7e41\u53d8\u52a8\u7684 API \u54cd\u5e94\u6216\u7528\u6237\u4e13\u5c5e\u6570\u636e\uff0c\u901a\u5e38\u91c7\u7528 <strong>\u52a8\u6001\u52a0\u901f\u6216\u667a\u80fd\u56de\u6e90\u7b56\u7565<\/strong>\uff08\u5982 Origin 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\u6216\u9884\u70ed\uff08prefetch\uff09\u3002<\/li>\n<li>\u5f00\u542f\u5408\u9002\u7684\u538b\u7f29\uff08Brotli\u3001gzip\uff09\u4e0e\u56fe\u7247\u683c\u5f0f\u8f6c\u6362\uff08WebP\/AVIF \u8f6c\u6362\uff09\uff0c\u7ed3\u5408\u5ba2\u6237\u7aef\u80fd\u529b\u534f\u5546\uff0c\u51cf\u5c0f\u5e26\u5bbd\u4e0e\u4f20\u8f93\u5ef6\u8fdf\u3002<\/li>\n<li>\u5bf9\u4e8e\u8de8\u5883\u8bbf\u95ee\uff0c\u786e\u4fdd CDN \u5728\u9999\u6e2f\u3001\u4e1c\u4eac\u3001\u9996\u5c14\u3001\u65b0\u52a0\u5761\u53ca\u7f8e\u56fd\u7b49\u5173\u952e\u533a\u57df\u5747\u6709 PoP\uff0c\u4ece\u800c\u8986\u76d6\u4e3b\u8981\u7528\u6237\u7fa4\u3002<\/li>\n<\/ul>\n<h3>\u52a8\u6001 API \u4e0e\u5355\u9875\u5e94\u7528\uff08SPA\uff09<\/h3>\n<ul>\n<li>\u91c7\u7528\u8fb9\u7f18\u8ba1\u7b97\u6216\u8fb9\u7f18\u51fd\u6570\uff08Edge Workers\uff09\u5728\u8fd1\u7aef\u5904\u7406\u90e8\u5206\u52a8\u6001\u903b\u8f91\uff0c\u51cf\u5c11\u53bb\u6e90\u8bf7\u6c42\uff0c\u5c24\u5176\u9002\u5408\u4f1a\u8bdd\u9a8c\u8bc1\u3001A\/B 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HTTP\/2\/3\uff0c\u5e76\u5728\u8fb9\u7f18\u5b8c\u6210\u5c3d\u91cf\u591a\u7684\u5904\u7406\u3002<\/li>\n<li><strong>\u6301\u7eed\u6d4b\u8bd5\u4e0e\u76d1\u63a7\uff1a<\/strong>\u5728\u771f\u5b9e\u7f51\u7edc\u73af\u5883\u4e2d\u5b9a\u671f\u91c7\u96c6\u5ef6\u8fdf\u3001\u4e22\u5305\u4e0e TTFB \u6570\u636e\uff0c\u5e76\u57fa\u4e8e\u6570\u636e\u4f18\u5316\u8def\u7531\u4e0e\u56de\u6e90\u7b56\u7565\u3002<\/li>\n<\/ul>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u7a33\u5b9a\u3001\u5ef6\u8fdf\u4f4e\u4e14\u8986\u76d6\u4e9a\u592a\u4e0e\u7f8e\u6d32\u7684\u670d\u52a1\u5668\u8d44\u6e90\u4ee5\u914d\u5408 CDN \u7b56\u7565\u90e8\u7f72\uff0c\u53ef\u4ee5\u53c2\u8003\u6211\u4eec\u7684\u4ea7\u54c1\uff1a\u9999\u6e2f\u670d\u52a1\u5668\u4e0e\u5176\u4ed6\u6d77\u5916\u670d\u52a1\u5668\u9009\u9879\uff0c\u5305\u542b\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS 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