{"id":209849,"date":"2025-10-24T00:13:44","date_gmt":"2025-10-23T16:13:44","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209849\/"},"modified":"2025-10-24T00:13:45","modified_gmt":"2025-10-23T16:13:45","slug":"cdn-159","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209849\/","title":{"rendered":"CDN \u56fd\u5185\u8282\u70b9 vs 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PoP\uff08\u5982\u9999\u6e2f\u3001\u65b0\u52a0\u5761\u3001\u4e1c\u4eac\u3001\u9996\u5c14\u3001\u6d1b\u6749\u77f6\u7b49\uff09\uff0c\u9002\u5408\u6d77\u5916\u6216\u8de8\u5883\u8bbf\u95ee\u573a\u666f\u3002<\/li>\n<\/ul>\n<p>\u6b64\u5916\uff0c\u8282\u70b9\u63a5\u5165\u53ef\u91c7\u7528 Anycast \u6280\u672f\u5b9e\u73b0\u6d41\u91cf\u5c31\u8fd1\u8c03\u5ea6\uff0c\u6216\u57fa\u4e8e DNS\/HTTP \u91cd\u5b9a\u5411\u7b56\u7565\u5b9e\u73b0\u5730\u7406\u8c03\u5ea6\uff1b\u8282\u70b9\u4e0e\u6e90\u7ad9\u4e4b\u95f4\u7684\u56de\u6e90\u8def\u5f84\uff08Backhaul\uff09\u4ee5\u53ca\u662f\u5426\u652f\u6301 HTTP\/2\u3001HTTP\/3\uff08QUIC\uff09\u3001TLS \u5378\u8f7d\u4e0e\u8fb9\u7f18\u8ba1\u7b97\u529f\u80fd\uff0c\u4e5f\u90fd\u4f1a\u663e\u8457\u5f71\u54cd\u5b9e\u9645\u4f53\u9a8c\u3002<\/p>\n<h3>\u5173\u952e\u7f51\u7edc\u6307\u6807\u4e0e\u7f13\u5b58\u884c\u4e3a<\/h3>\n<p>\u8bc4\u4f30 CDN \u6027\u80fd\u65f6\u5e38\u7528\u6307\u6807\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5ef6\u8fdf\uff08Latency \/ RTT\uff09<\/strong>\uff1a\u5f71\u54cd\u9996\u5b57\u8282\u65f6\u95f4\uff08TTFB\uff09\u3002<\/li>\n<li><strong>\u5e26\u5bbd\u541e\u5410\uff08Throughput\uff09<\/strong>\uff1a\u4e0b\u8f7d\u901f\u5ea6\u53d7 TCP \u7a97\u53e3\u3001\u4e22\u5305\u7387\u5f71\u54cd\u3002<\/li>\n<li><strong>\u4e22\u5305\u7387\u4e0e\u6296\u52a8<\/strong>\uff1a\u5bf9\u5b9e\u65f6\u6216\u6d41\u5a92\u4f53\u4f53\u9a8c\u5f71\u54cd\u5927\u3002<\/li>\n<li><strong>\u7f13\u5b58\u547d\u4e2d\u7387\uff08HIT\/MISS\uff09<\/strong>\uff1a\u9ad8\u547d\u4e2d\u7387\u80fd\u663e\u8457\u964d\u4f4e\u56de\u6e90\u538b\u529b\u3002<\/li>\n<li><strong>TLS \u63e1\u624b\u8017\u65f6<\/strong>\uff1a\u652f\u6301 TLS session resumption\u3001OCSP stapling \u53ef\u964d\u4f4e\u63e1\u624b\u5f00\u9500\u3002<\/li>\n<\/ul>\n<h2>\u6027\u80fd\u5b9e\u6d4b\u65b9\u6cd5\u4e0e\u5bf9\u6bd4\u6848\u4f8b<\/h2>\n<p>\u4e0b\u9762\u7ed9\u51fa\u4e00\u5957\u53ef\u590d\u73b0\u7684\u5b9e\u6d4b\u65b9\u6cd5\uff0c\u5e76\u5217\u51fa\u5178\u578b\u7684\u5bf9\u6bd4\u7ed3\u8bba\u4f9b\u53c2\u8003\uff1a<\/p>\n<h3>\u6d4b\u8bd5\u5de5\u5177\u4e0e\u6d41\u7a0b<\/h3>\n<ul>\n<li>\u7f51\u7edc\u63a2\u6d4b\uff1aping\u3001traceroute\u3001mtr \u7528\u4e8e\u6d4b RTT\u3001\u4e22\u5305\u4e0e\u8def\u7531\u8def\u5f84\u3002<\/li>\n<li>\u541e\u5410\u6d4b\u8bd5\uff1aiperf3\uff08TCP\/UDP\uff09\u3001wget\/curl \u591a\u7ebf\u7a0b\u6d4b\u8bd5\u6587\u4ef6\u4e0b\u8f7d\u901f\u5ea6\u3002<\/li>\n<li>Web \u6027\u80fd\uff1awebpagetest.org\u3001Lighthouse\u3001curl -w \u914d\u5408\u771f\u5b9e\u9875\u9762\u6d4b\u8bd5\u9996\u5b57\u8282\u65f6\u95f4\uff08TTFB\uff09\u3001\u7b2c\u4e00\u5185\u5bb9\u7ed8\u5236\uff08FCP\uff09\u7b49\u3002<\/li>\n<li>\u5e94\u7528\u573a\u666f\uff1a\u9759\u6001\u8d44\u6e90\uff08\u56fe\u7247\/JS\/CSS\uff09\u3001\u5927\u6587\u4ef6\u4e0b\u8f7d\u3001API \u63a5\u53e3\uff08\u52a8\u6001\u56de\u6e90\uff09\u4ee5\u53ca\u89c6\u9891\u6d41\u3002<\/li>\n<\/ul>\n<h3>\u793a\u4f8b\u5bf9\u6bd4\uff08\u56fd\u5185\u8282\u70b9 vs \u9999\u6e2f\/\u6d77\u5916\u8282\u70b9\uff09<\/h3>\n<p>\u5047\u8bbe\u6e90\u7ad9\u4f4d\u4e8e\u9999\u6e2f VPS\uff08\u8fd1\u4f3c\u9999\u6e2f\u670d\u52a1\u5668\uff09\uff0c\u9762\u5411\u4e2d\u56fd\u5927\u9646\u7528\u6237\uff1a<\/p>\n<ul>\n<li>\u4ece\u5317\u4eac\u6d4b\u5230\u56fd\u5185\u8282\u70b9\uff1a\u5e73\u5747 RTT 10\u201330 ms\uff0c\u4e22\u5305 &lt;1%\uff0cHTTP\/2 \u9996\u5b57\u8282 50\u2013100 ms\uff0c\u9759\u6001\u6587\u4ef6\u4e0b\u8f7d\u5cf0\u503c\u53ef\u4ee5\u7a33\u5b9a\u5728\u6570\u5341 MB\/s\uff08\u53d6\u51b3\u4e8e\u8fd0\u8425\u5546\u4e0e\u5e76\u53d1\uff09\u3002<\/li>\n<li>\u4ece\u5317\u4eac\u6d4b\u5230\u9999\u6e2f\u8282\u70b9\uff08\u6d77\u5916\u8282\u70b9\uff09\uff1a\u5e73\u5747 RTT 40\u201380 ms\uff0c\u4e22\u5305\u7565\u9ad8\uff0cTTFB \u5e38\u5728120\u2013250 ms \u533a\u95f4\uff0c\u5c24\u5176\u662f\u8de8\u8fd0\u8425\u5546\u56de\u7a0b\u4e0d\u4f73\u65f6\u4f1a\u6709\u7a81\u589e\u3002<\/li>\n<li>\u4ece\u6d77\u5916\uff08\u65e5\u672c\/\u97e9\u56fd\/\u65b0\u52a0\u5761\uff09\u5230\u9999\u6e2f\u8282\u70b9\uff1a\u5ef6\u8fdf\u8f83\u4f4e\uff0810\u201350 ms\uff09\uff0c\u5bf9\u4e9a\u6d32\u5176\u4ed6\u56fd\u5bb6\u7528\u6237\u53cb\u597d\uff1b\u4ece\u7f8e\u56fd\u5230\u9999\u6e2f\u5219\u9ad8\u5ef6\u8fdf\u3002<\/li>\n<\/ul>\n<p>\u7ed3\u8bba\uff1a\u5982\u679c\u4e3b\u8981\u7528\u6237\u5728\u4e2d\u56fd\u5927\u9646\uff0c<strong>\u56fd\u5185 CDN \u8282\u70b9\u5728\u5ef6\u8fdf\u548c\u7a33\u5b9a\u6027\u4e0a\u660e\u663e\u4f18\u4e8e\u9999\u6e2f\/\u6d77\u5916\u8282\u70b9<\/strong>\uff1b\u5982\u679c\u7528\u6237\u5206\u5e03\u5728\u4e9a\u592a\u6216\u5168\u7403\uff0c\u9999\u6e2f\/\u65b0\u52a0\u5761\/\u4e1c\u4eac \u7b49\u6d77\u5916\u8282\u70b9\u80fd\u5728\u533a\u57df\u5185\u63d0\u4f9b\u66f4\u597d\u7684\u5747\u8861\u4f53\u9a8c\u3002<\/p>\n<h2>\u4f18\u52bf\u5bf9\u6bd4\uff1a\u56fd\u5185\u8282\u70b9\u4e0e\u6d77\u5916\u8282\u70b9\u7684\u6743\u8861<\/h2>\n<h3>\u56fd\u5185\u8282\u70b9\u7684\u4f18\u52bf\u4e0e\u9650\u5236<\/h3>\n<ul>\n<li><strong>\u4f18\u52bf\uff1a<\/strong>\u5bf9\u5927\u9646\u7528\u6237\u7684\u5ef6\u8fdf\u4f4e\u3001\u4e22\u5305\u5c11\uff1b\u80fd\u66f4\u597d\u5730\u4e0e\u8fd0\u8425\u5546\u7f51\u7edc\u4e92\u8054\uff0c\u652f\u6301\u5927\u5e76\u53d1\u5cf0\u503c\uff1b\u5e38\u6709 ICP \u5907\u6848\u4e0e\u5408\u89c4\u652f\u6301\u3002<\/li>\n<li><strong>\u9650\u5236\uff1a<\/strong>\u9700\u8981\u529e\u7406 ICP \u5907\u6848\u4e0e\u7b26\u5408\u5ba1\u67e5\u8981\u6c42\uff0c\u90e8\u5206\u8de8\u5883\u8bbf\u95ee\u6216\u7b2c\u4e09\u65b9\u670d\u52a1\u8054\u901a\u5b58\u5728\u9650\u5236\uff1b\u56fd\u9645\u5e26\u5bbd\u6210\u672c\u8f83\u9ad8\u3002<\/li>\n<\/ul>\n<h3>\u6d77\u5916\u8282\u70b9\u7684\u4f18\u52bf\u4e0e\u9650\u5236<\/h3>\n<ul>\n<li><strong>\u4f18\u52bf\uff1a<\/strong>\u90e8\u7f72\u7075\u6d3b\uff0c\u65e0\u9700\u5927\u9646\u5907\u6848\uff0c\u9002\u5408\u9762\u5411\u6d77\u5916\u7528\u6237\u6216\u8de8\u5883\u4e1a\u52a1\uff1b\u9999\u6e2f\u670d\u52a1\u5668\u6216\u65e5\u672c\u670d\u52a1\u5668\u901a\u5e38\u4e0e\u56fd\u9645\u94fe\u8def\u76f4\u8fde\uff0c\u56de\u6e90\u5ef6\u8fdf\u4f4e\u3002<\/li>\n<li><strong>\u9650\u5236\uff1a<\/strong>\u5bf9\u4e2d\u56fd\u5927\u9646\u7528\u6237\u4f53\u9a8c\u53ef\u80fd\u4e0d\u7a33\u5b9a\uff0c\u53d7\u56fd\u9645\u94fe\u8def\u6ce2\u52a8\u5f71\u54cd\uff1b\u5728\u56fd\u5185\u8bbf\u95ee\u53ef\u80fd\u5b58\u5728\u8f83\u9ad8\u7684\u63e1\u624b\u6216 DNS \u89e3\u6790\u5ef6\u8fdf\u3002<\/li>\n<\/ul>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u9009\u578b\u5efa\u8bae<\/h2>\n<p>\u6839\u636e\u4e0d\u540c\u4e1a\u52a1\u7279\u6027\uff0c\u53ef\u4ee5\u91c7\u53d6\u4e0d\u540c\u7684 CDN \u8282\u70b9\u7b56\u7565\uff1a<\/p>\n<h3>\u573a\u666f\u4e00\uff1a\u4e3b\u8981\u9762\u5411\u4e2d\u56fd\u5927\u9646\u7528\u6237\u7684\u4f01\u4e1a\/\u7ad9\u957f<\/h3>\n<ul>\n<li>\u4f18\u5148\u9009\u62e9\u5728\u4e2d\u56fd\u5927\u9646\u6709\u5e7f\u6cdb PoP \u7684 CDN\uff0c\u4fdd\u969c\u4f4e\u5ef6\u8fdf\u4e0e\u9ad8\u547d\u4e2d\u7387\u3002<\/li>\n<li>\u6ce8\u610f ICP \u5907\u6848\u3001\u56fd\u5185\u8282\u70b9\u7684\u5b89\u5168\u5408\u89c4\u4ee5\u53ca\u534f\u8bae\u652f\u6301\uff08HTTP\/2\u3001TLS1.3\uff09\u3002<\/li>\n<li>\u5bf9\u4e8e\u52a8\u6001 API\uff0c\u8003\u8651\u57fa\u4e8e\u667a\u80fd\u8def\u7531\u7684\u52a0\u901f\u6216\u5728\u56fd\u5185\u90e8\u7f72\u52a8\u6001\u52a0\u901f\u8282\u70b9\u3002<\/li>\n<\/ul>\n<h3>\u573a\u666f\u4e8c\uff1a\u9762\u5411\u4e9a\u592a\u6216\u5168\u7403\u7528\u6237\u7684 SaaS\u3001\u5a92\u4f53\u4e0e\u7535\u5546<\/h3>\n<ul>\n<li>\u91c7\u7528\u6df7\u5408\u7b56\u7565\uff1a\u56fd\u5185\u8282\u70b9 + \u9999\u6e2f\/\u65b0\u52a0\u5761\/\u4e1c\u4eac \u7b49\u6d77\u5916\u8282\u70b9\uff0c\u6216\u4f7f\u7528 Multi-CDN \u65b9\u6848\u4ee5\u8986\u76d6\u4e0d\u540c\u533a\u57df\u3002<\/li>\n<li>\u5bf9\u5ef6\u8fdf\u654f\u611f\u7684\u771f\u5b9e\u65f6\u5e94\u7528\uff08\u5982\u6e38\u620f\u3001\u89c6\u9891\u901a\u8bdd\uff09\uff0c\u4f18\u5148\u9009\u62e9\u9760\u8fd1\u7528\u6237\u7684 PoP \u5e76\u542f\u7528 QUIC\/HTTP3\u3002<\/li>\n<\/ul>\n<h3>\u573a\u666f\u4e09\uff1a\u4ee5\u6d77\u5916\u7528\u6237\u4e3a\u4e3b\u6216\u5408\u89c4\u8981\u6c42\u4e0d\u80fd\u5907\u6848\u7684\u9879\u76ee<\/h3>\n<ul>\n<li>\u4f18\u5148\u4f7f\u7528\u6d77\u5916\u8282\u70b9\uff08\u9999\u6e2f\u3001\u7f8e\u56fd\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761 \u7b49\uff09\u3002<\/li>\n<li>\u82e5\u4ecd\u9700\u8986\u76d6\u5927\u9646\u7528\u6237\uff0c\u53ef\u8003\u8651\u5728\u6e90\u7ad9\u6216\u8fb9\u7f18\u4f7f\u7528\u667a\u80fd\u8def\u7531\u3001\u4f18\u5316 TCP \u53c2\u6570\u3001\u5f00\u542f Brotli \u538b\u7f29\u4e0e\u957f\u8fde\u63a5\u590d\u7528\u7b49\u6280\u672f\u624b\u6bb5\u3002<\/li>\n<\/ul>\n<h3>\u5176\u4ed6\u9009\u8d2d\u5efa\u8bae\uff08\u6280\u672f\u4e0e\u6210\u672c\u5e76\u91cd\uff09<\/h3>\n<ul>\n<li>\u8bc4\u4f30 PoP \u5206\u5e03\uff1a\u67e5\u770b CDN \u63d0\u4f9b\u5546\u5728\u76ee\u6807\u5e02\u573a\uff08\u5927\u9646\/\u9999\u6e2f\/\u65e5\u672c\/\u7f8e\u56fd\uff09\u662f\u5426\u6709\u76f4\u63a5 PoP \u4e0e Anycast \u652f\u6301\u3002<\/li>\n<li>\u5173\u6ce8\u7f13\u5b58\u7b56\u7565\uff1a\u652f\u6301\u81ea\u5b9a\u4e49 Cache-Control\u3001Stale-While-Revalidate\u3001\u8fb9\u7f18\u7f13\u5b58\u5237\u65b0\u4e0e\u5206\u7ea7\u56de\u6e90\u3002<\/li>\n<li>\u5b89\u5168\u6027\uff1aDDoS \u9632\u62a4\u3001WAF\u3001Bot \u7ba1\u63a7\u3001\u901f\u7387\u9650\u5236\u7b49\u5bf9\u4e1a\u52a1\u53ef\u7528\u6027\u81f3\u5173\u91cd\u8981\u3002<\/li>\n<li>\u534f\u8bae\u652f\u6301\uff1aHTTP\/2\u3001HTTP\/3\u3001TLS1.3\u3001OCSP stapling\u3001\u8fb9\u7f18\u538b\u7f29\uff08Brotli\/Gzip\uff09\u7b49\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u4f53\u9a8c\u3002<\/li>\n<li>\u76d1\u6d4b\u4e0e\u65e5\u5fd7\uff1a\u5b9e\u65f6\u76d1\u63a7\u3001\u8fb9\u7f18\u65e5\u5fd7\u4e0e\u56de\u6eaf\u80fd\u529b\u4fbf\u4e8e\u5b9a\u4f4d\u95ee\u9898\u3002<\/li>\n<li>\u6210\u672c\u4f18\u5316\uff1a\u5408\u7406\u8bbe\u7f6e TTL\u3001\u5206\u7ea7\u7f13\u5b58\u4e0e\u56de\u6e90\u5e26\u5bbd\u7b56\u7565\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u56de\u6e90\u6d41\u91cf\u3002<\/li>\n<\/ul>\n<h2>\u90e8\u7f72\u7ec6\u8282\u4e0e\u4f18\u5316\u5efa\u8bae<\/h2>\n<p>\u5728\u5b9e\u9645\u90e8\u7f72\u4e2d\uff0c\u4e00\u4e9b\u7ec6\u8282\u4f1a\u51b3\u5b9a\u6700\u7ec8\u6548\u679c\uff1a<\/p>\n<ul>\n<li>DNS \u7b56\u7565\uff1a\u4f7f\u7528\u5730\u7406\u5316 DNS \u6216\u8005 EDNS \u5ba2\u6237\u7aef\u5b50\u7f51\u4ee5\u63d0\u9ad8\u5c31\u8fd1\u89e3\u6790\u51c6\u786e\u6027\u3002<\/li>\n<li>TCP \u8c03\u4f18\uff1a\u542f\u7528 BBR\u3001\u4f18\u5316 initial congestion window\uff08IW\uff09\u548c\u6700\u5927\u7a97\u53e3\uff0c\u51cf\u5c11\u6162\u542f\u52a8\u5f71\u54cd\u3002<\/li>\n<li>TLS \u4f18\u5316\uff1a\u5f00\u542f 0-RTT\uff08\u5728\u53ef\u63a5\u53d7\u7684\u5b89\u5168\u8303\u56f4\u5185\uff09\u3001\u542f\u7528 Session Resumption\uff0c\u51cf\u5c11\u63e1\u624b\u5f00\u9500\u3002<\/li>\n<li>\u7f13\u5b58\u9884\u70ed\uff1a\u5bf9\u70ed\u70b9\u5185\u5bb9\u8fdb\u884c\u9884\u70ed\uff0c\u4ee5\u63d0\u5347\u7f13\u5b58\u547d\u4e2d\u7387\u5e76\u5e73\u7a33\u6d41\u91cf\u3002<\/li>\n<li>\u9759\u6001\/\u52a8\u6001\u5206\u79bb\uff1a\u5c06\u9759\u6001\u8d44\u6e90\u8d70 CDN\uff0c\u52a8\u6001\u63a5\u53e3\u91c7\u7528\u667a\u80fd\u6d41\u91cf\u8c03\u5ea6\u6216\u4e13\u7ebf\u52a0\u901f\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5f53\u4f7f\u7528\u9999\u6e2f\u670d\u52a1\u5668\u4f5c\u4e3a\u6e90\u7ad9\u5e76\u5e0c\u671b\u517c\u987e\u5927\u9646\u7528\u6237\u65f6\uff0c\u5efa\u8bae\u5728\u56fd\u5185\u90e8\u7f72\u7f13\u5b58\u6216\u4f7f\u7528\u56fd\u5185 CDN \u8282\u70b9\u4f5c\u4e3a\u524d\u7aef\uff0c\u9999\u6e2f\u8282\u70b9\u4f5c\u4e3a\u56fd\u9645\u51fa\u53e3\uff0c\u7ed3\u5408\u8d1f\u8f7d\u5747\u8861\u4e0e\u667a\u80fd\u8def\u7531\uff0c\u5b9e\u73b0\u533a\u57df\u5185\u7684\u6700\u4f18\u4f53\u9a8c\u4e0e\u6210\u672c\u63a7\u5236\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u5728\u201c\u56fd\u5185\u8282\u70b9 vs \u6d77\u5916\u8282\u70b9\u201d\u7684\u6289\u62e9\u4e2d\uff0c\u6ca1\u6709\u4e00\u5200\u5207\u7684\u7b54\u6848\u3002\u603b\u4f53\u539f\u5219\u662f\uff1a\u9762\u5411\u4e2d\u56fd\u5927\u9646\u7528\u6237\u4f18\u5148\u9009\u62e9\u56fd\u5185\u8282\u70b9\u4ee5\u83b7\u53d6\u66f4\u4f4e\u5ef6\u8fdf\u548c\u66f4\u9ad8\u7a33\u5b9a\u6027\uff1b\u9762\u5411\u4e9a\u592a\u6216\u5168\u7403\u7528\u6237\u5219\u5b9c\u91c7\u7528\u9999\u6e2f\u3001\u65b0\u52a0\u5761\u3001\u4e1c\u4eac\u7b49\u6d77\u5916\u8282\u70b9\u6216\u6df7\u5408\u591a\u533a\u7b56\u7565\u3002\u65e0\u8bba\u9009\u62e9\u54ea\u79cd\u65b9\u6848\uff0c\u91cd\u89c6\u7f13\u5b58\u7b56\u7565\u3001\u534f\u8bae\u652f\u6301\u3001\u76d1\u63a7\u4e0e\u5b89\u5168\u80fd\u529b\uff0c\u914d\u5408\u5408\u7406\u7684\u6d4b\u8bd5\uff08ping\u3001mtr\u3001iperf3\u3001webpagetest 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\u67b6\u6784\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9762\u5411\u4e2d\u56fd\u5927\u9646\u7528\u6237\u7684\u7ad9\u70b9\uff0c\u9009\u62e9\u56fd\u5185\u6216\u6d77\u5916\u8282\u70b9\u4f1a\u76f4\u63a5\u5f71\u54cd\u8bbf\u95ee\u901f\u5ea6\u3001\u5408\u89c4\u4e0e\u6210\u672c\uff1b\u672c\u6587\u901a\u8fc7\u539f\u7406\u89e3\u6790\u4e0e\u5b9e\u6d4b\u6570\u636e\uff0c\u4e3a\u4f60\u7684 CDN \u8282\u70b9\u9009\u578b \u63d0\u4f9b\u6e05\u6670\u53ef\u884c\u7684\u5efa\u8bae\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":[3764,3762,3765,3763,3766,3410,1223,3010],"class_list":{"0":"post-209849","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-4928","7":"tag-cdn-","9":"tag-icp","10":"tag-3763","11":"tag-3766","12":"tag-3410","13":"tag-rtt","14":"tag-3010"},"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209849","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=209849"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209849\/revisions"}],"predecessor-version":[{"id":209850,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209849\/revisions\/209850"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=209849"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=209849"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=209849"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}