{"id":209915,"date":"2025-10-24T01:10:25","date_gmt":"2025-10-23T17:10:25","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209915\/"},"modified":"2025-10-24T01:10:26","modified_gmt":"2025-10-23T17:10:26","slug":"cdn-191","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209915\/","title":{"rendered":"CDN \u8282\u70b9\u6545\u969c\u6392\u67e5\uff1a\u5feb\u901f\u5b9a\u4f4d\u4e0e\u9ad8\u6548\u4fee\u590d\u6307\u5357"},"content":{"rendered":"<p>\u5728\u5168\u7403\u5316\u4e92\u8054\u7f51\u90e8\u7f72\u4e2d\uff0cCDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09\u627f\u62c5\u7740\u63d0\u9ad8\u5185\u5bb9\u8bbf\u95ee\u901f\u5ea6\u3001\u964d\u4f4e\u6e90\u7ad9\u538b\u529b\u4e0e\u6539\u5584\u7528\u6237\u4f53\u9a8c\u7684\u91cd\u4efb\u3002\u4f46\u5f53CDN\u67d0\u4e2a\u8282\u70b9\u53d1\u751f\u6545\u969c\u65f6\uff0c\u4e1a\u52a1\u53ef\u5728\u51e0\u5206\u949f\u5185\u53d7\u5230\u663e\u8457\u5f71\u54cd\u3002\u672c\u6587\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u7528\u6237\u4e0e\u5f00\u53d1\u8005\uff0c\u7cfb\u7edf\u6027\u5730\u4ecb\u7ecd <strong>CDN \u8282\u70b9\u6545\u969c\u6392\u67e5<\/strong> \u7684\u539f\u7406\u3001\u5e38\u89c1\u6545\u969c\u7c7b\u578b\u3001\u5b9a\u4f4d\u6b65\u9aa4\u4e0e\u9ad8\u6548\u4fee\u590d\u7b56\u7565\uff0c\u5e76\u7ed9\u51fa\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae\uff0c\u5e2e\u52a9\u60a8\u5728\u4f7f\u7528\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS \u7b49\u8d44\u6e90\u65f6\u5feb\u901f\u6062\u590d\u670d\u52a1\u3002<\/p>\n<h2>\u4e00\u3001CDN \u8282\u70b9\u4e0e\u6545\u969c\u7684\u57fa\u672c\u539f\u7406<\/h2>\n<p>\u8981\u5feb\u901f\u5b9a\u4f4d\u6545\u969c\uff0c\u9996\u5148\u9700\u8981\u7406\u89e3 CDN \u7684\u57fa\u672c\u7ec4\u6210\u4e0e\u5de5\u4f5c\u673a\u5236\u3002\u5178\u578b CDN \u7531\u4ee5\u4e0b\u90e8\u5206\u6784\u6210\uff1a<\/p>\n<ul>\n<li>\u8fb9\u7f18\u8282\u70b9\uff08Edge\/PoP\uff09\uff1a\u8d1f\u8d23\u7f13\u5b58\u5e76\u5bf9\u7528\u6237\u8bf7\u6c42\u505a\u6700\u8fd1\u8ddd\u79bb\u54cd\u5e94\uff1b<\/li>\n<li>\u56de\u6e90\/\u4e2d\u8f6c\u8282\u70b9\uff1a\u5f53\u8fb9\u7f18\u672a\u547d\u4e2d\u7f13\u5b58\u65f6\uff0c\u5411\u6e90\u7ad9\u56de\u6e90\u83b7\u53d6\u5185\u5bb9\uff1b<\/li>\n<li>\u8c03\u5ea6\u7cfb\u7edf\uff1a\u6839\u636e\u7528\u6237\u5730\u7406\u3001\u7f51\u7edc\u72b6\u51b5\u3001\u5065\u5eb7\u68c0\u67e5\u7ed3\u679c\u505a\u6d41\u91cf\u8c03\u5ea6\uff1b<\/li>\n<li>\u63a7\u5236\/\u7ba1\u7406\u5c42\uff1a\u4e0b\u53d1\u914d\u7f6e\u3001\u8bc1\u4e66\u4e0e\u7f13\u5b58\u7b56\u7565\uff0c\u5e76\u76d1\u63a7\u8282\u70b9\u5065\u5eb7\uff1b<\/li>\n<li>DNS\/Anycast \u5c42\uff1a\u5b9e\u73b0\u8bf7\u6c42\u5bfc\u6d41\u4e0e\u9ad8\u53ef\u7528\u6027\uff08\u5e38\u89c1 Anycast + DNS \u7ec4\u5408\uff09\u3002<\/li>\n<\/ul>\n<p>\u5e38\u89c1\u8282\u70b9\u6545\u969c\u4f1a\u4f53\u73b0\u5728\uff1a<\/p>\n<ul>\n<li>\u8bf7\u6c42\u8d85\u65f6\u6216\u8fde\u63a5\u91cd\u7f6e\uff08TCP\/\u63e1\u624b\u5931\u8d25\uff09\uff1b<\/li>\n<li>HTTP \u9519\u8bef\u7801\uff084xx\/5xx\u3001\u5c24\u5176\u662f 5xx \u6216 503\uff09\uff1b<\/li>\n<li>\u5f02\u5e38\u7684\u7f13\u5b58\u547d\u4e2d\u7387\u9aa4\u964d\u6216\u7f13\u5b58\u96ea\u5d29\uff1b<\/li>\n<li>\u8bc1\u4e66\/\u63e1\u624b\u5931\u8d25\u5bfc\u81f4 TLS \u9519\u8bef\uff1b<\/li>\n<li>\u7f51\u7edc\u8def\u7531\u95ee\u9898\u5bfc\u81f4\u90e8\u5206\u5730\u533a\u4e0d\u53ef\u8fbe\uff08BGP\/ISP \u6545\u969c\uff09\u3002<\/li>\n<\/ul>\n<h2>\u4e8c\u3001\u5b9a\u4f4d\u6d41\u7a0b\u4e0e\u5b9e\u64cd\u5de5\u5177<\/h2>\n<p>\u5efa\u8bae\u6309\u201c\u4ece\u5916\u5411\u5185\u3001\u4ece\u7f51\u7edc\u5230\u5e94\u7528\u201d\u7684\u987a\u5e8f\u6392\u67e5\uff0c\u9075\u5faa\u5feb\u901f\u786e\u8ba4\u5f71\u54cd\u9762 \u2192 \u6536\u96c6\u8bc1\u636e \u2192 \u9010\u5c42\u6392\u67e5 \u2192 \u4e34\u65f6\u89c4\u907f \u2192 \u6839\u56e0\u4fee\u590d\u7684\u6d41\u7a0b\u3002<\/p>\n<h3>1. \u5feb\u901f\u786e\u8ba4\u4e0e\u5f71\u54cd\u9762\u8bc4\u4f30<\/h3>\n<ul>\n<li>\u4ece\u76d1\u63a7\u4e0e\u544a\u8b66\u5165\u624b\uff1a\u67e5\u770b CDN \u5e73\u53f0\u544a\u8b66\u3001Prometheus\/Grafana \u6307\u6807\uff08\u5982\u8bf7\u6c42\u91cf\u3001\u9519\u8bef\u7387\u3001\u5ef6\u8fdf\u3001\u7f13\u5b58\u547d\u4e2d\u7387\uff09\u5e76\u786e\u8ba4\u65f6\u95f4\u7a97\u53e3\uff1b<\/li>\n<li>\u5408\u6210\u76d1\u6d4b\uff08Synthetics\uff09\uff1a\u7528\u591a\u4e2a\u5730\u533a\uff08\u9999\u6e2f\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761\u3001\u7f8e\u56fd\uff09\u8fdb\u884c\u6d4b\u901f\u3001HTTP \u68c0\u67e5\u4e0e\u4e0b\u8f7d\u6d4b\u8bd5\uff0c\u5224\u65ad\u662f\u5426\u4e3a\u533a\u57df\u6027\u95ee\u9898\uff1b<\/li>\n<li>\u5ba2\u6237\u53cd\u9988\u4e0e\u65e5\u5fd7\uff1a\u6c47\u603b\u7528\u6237\u6295\u8bc9\u3001\u6536\u96c6 access\/error \u65e5\u5fd7\u3001HTTP \u62a5\u5934\uff08\u901a\u8fc7 curl -I\/&#8211;verbose \u83b7\u53d6\uff09\u3002<\/li>\n<\/ul>\n<h3>2. \u7f51\u7edc\u5c42\u6392\u67e5<\/h3>\n<ul>\n<li>traceroute\/mtr\uff1a\u5b9a\u4f4d\u5230\u8fbe\u8fb9\u7f18\u8282\u70b9\u6216\u56de\u6e90\u8def\u5f84\u7684\u4e22\u5305\/\u8df3\u70b9\u5f02\u5e38\uff1b<\/li>\n<li>ping \u4e0e TCP \u8fde\u63a5\u6d4b\u8bd5\uff08telnet host port \u6216 nc\uff09\uff1a\u786e\u8ba4\u7aef\u53e3\u53ef\u8fbe\u6027\uff1b<\/li>\n<li>BGP\/\u8def\u7531\u67e5\u770b\uff1a\u68c0\u67e5\u662f\u5426\u6709 BGP \u8def\u7531\u6c61\u67d3\u6216 Anycast \u5e7f\u544a\u5f02\u5e38\uff08\u5e38\u7528 bgp.he.net\u3001BGPView \u7b49\uff09\uff1b<\/li>\n<li>\u6293\u5305 tcpdump\/wireshark\uff1a\u5728\u8fb9\u7f18\u8282\u70b9\u6216\u56de\u6e90\u63a5\u53e3\u6293\u53d6\u6570\u636e\u5305\uff0c\u67e5\u770b TCP \u91cd\u4f20\u3001RST\u3001SYN \u4e22\u5931\u6216 MTU \u95ee\u9898\uff1b<\/li>\n<li>\u68c0\u67e5\u4e2d\u95f4\u94fe\u8def\u8bbe\u5907\uff08\u9632\u706b\u5899\u3001\u8d1f\u8f7d\u5747\u8861\u5668\uff09\u662f\u5426\u6709 ACL \u6216\u7b56\u7565\u8bef\u62e6\u622a\u3002<\/li>\n<\/ul>\n<h3>3. \u5e94\u7528\u5c42\u6392\u67e5<\/h3>\n<ul>\n<li>HTTP \u54cd\u5e94\u5934\u68c0\u67e5\uff1a\u5173\u6ce8 Cache-Control\u3001Age\u3001Via\u3001X-Cache\uff08\u6216 CDN \u5e73\u53f0\u81ea\u5b9a\u4e49\u5934\uff09\u3001Retry-After \u7b49\uff1b<\/li>\n<li>\u9519\u8bef\u9875\u4e0e\u72b6\u6001\u7801\u5206\u6790\uff1a503 \u5e38\u89c1\u4e8e\u6e90\u7ad9\u4e0d\u53ef\u8fbe\u6216\u5bb9\u91cf\u4e0d\u8db3\uff1b504 \u5e38\u89c1\u4e8e\u56de\u6e90\u8d85\u65f6\uff1b5xx \u53ef\u80fd\u6765\u6e90\u4e8e\u6e90\u7ad9\u5e94\u7528\u629b\u9519\uff1b<\/li>\n<li>\u56de\u6e90\u65e5\u5fd7\u548c\u6e90\u7ad9\u76d1\u63a7\uff1a\u786e\u8ba4\u6e90\u7ad9\u662f\u5426 CPU\/\u5185\u5b58\/\u8fde\u63a5\u6570\u8017\u5c3d\u6216\u6709\u9891\u7e41\u5783\u573e\u56de\u6536\uff1b<\/li>\n<li>TLS\/\u8bc1\u4e66\u68c0\u67e5\uff1aOCSP\u3001\u8bc1\u4e66\u94fe\u3001SNI \u914d\u7f6e\u9519\u8bef\u6216\u8bc1\u4e66\u8fc7\u671f\u4f1a\u5bfc\u81f4\u5efa\u7acb TLS \u5931\u8d25\uff1b<\/li>\n<li>\u7f13\u5b58\u7b56\u7565\u68c0\u67e5\uff1a\u4e0d\u5408\u7406\u7684 TTL \u6216 purge \u7b56\u7565\u53ef\u80fd\u5f15\u8d77\u7f13\u5b58\u4e0d\u4e00\u81f4\u6216\u96ea\u5d29\u3002<\/li>\n<\/ul>\n<h3>4. CDN \u5e73\u53f0\u4fa7\u914d\u7f6e\u4e0e\u7b56\u7565\u68c0\u67e5<\/h3>\n<ul>\n<li>\u8282\u70b9\u5065\u5eb7\u68c0\u67e5\uff08Health Check\uff09\uff1a\u68c0\u67e5\u63a2\u6d4b\u8def\u5f84\u3001\u63a2\u6d4b\u9891\u7387\u4e0e\u8d85\u65f6\u65f6\u95f4\u662f\u5426\u8bbe\u7f6e\u5408\u7406\uff1b<\/li>\n<li>\u8d1f\u8f7d\u5747\u8861\/\u8c03\u5ea6\u914d\u7f6e\uff1a\u6743\u91cd\u914d\u7f6e\u3001\u5730\u7406\u8def\u7531\u7b56\u7565\u3001\u56de\u6e90\u4f18\u5148\u7ea7\u662f\u5426\u6709\u8bef\uff1b<\/li>\n<li>\u901f\u7387\u9650\u5236\u4e0e WAF\uff1a\u786e\u8ba4\u662f\u5426\u56e0\u4e3a\u9632\u62a4\u7b56\u7565\u8bef\u5224\u5bfc\u81f4\u5927\u89c4\u6a21\u8bf7\u6c42\u88ab\u963b\u65ad\uff1b<\/li>\n<li>\u8bc1\u4e66\u4e0b\u53d1\u4e0e\u56de\u6eda\u673a\u5236\uff1a\u786e\u5b9a\u6700\u65b0\u8bc1\u4e66\u662f\u5426\u5df2\u540c\u6b65\u5230\u6240\u6709 PoP\uff1b<\/li>\n<li>\u67e5\u770b\u662f\u5426\u6709\u6700\u8fd1\u914d\u7f6e\u53d8\u66f4\u6216\u90e8\u7f72\u5bfc\u81f4\u95ee\u9898\uff08\u53ef\u901a\u8fc7\u53d8\u66f4\u7ba1\u7406\/\u7248\u672c\u56de\u6eda\uff09\u3002<\/li>\n<\/ul>\n<h2>\u4e09\u3001\u5e38\u89c1\u6545\u969c\u6848\u4f8b\u4e0e\u4fee\u590d\u63aa\u65bd\uff08\u53ef\u7acb\u5373\u6267\u884c\u7684\u6b65\u9aa4\uff09<\/h2>\n<h3>\u6848\u4f8b A\uff1a\u67d0\u533a\u57df\u5927\u91cf 503\/504<\/h3>\n<ul>\n<li>\u6392\u67e5\uff1a\u901a\u8fc7\u5408\u6210\u76d1\u6d4b\u786e\u8ba4\u53ea\u6709\u7279\u5b9a\u533a\u57df\u51fa\u73b0\uff0ctraceroute \u6307\u5411\u8fb9\u7f18\u8282\u70b9\u4f46\u56de\u6e90\u8bf7\u6c42\u8d85\u65f6\uff1b<\/li>\n<li>\u4e34\u65f6\u4fee\u590d\uff1a\u5f00\u542f\u56de\u6e90\u8fde\u63a5\u91cd\u8bd5\u6216\u56de\u6e90\u5e76\u53d1\u9650\u5236\u653e\u5bbd\uff0c\u6216\u8005\u5728\u8c03\u5ea6\u5c42\u5c06\u6d41\u91cf\u5207\u6362\u5230\u76f8\u90bb\u5065\u5eb7 PoP\uff1b<\/li>\n<li>\u6839\u56e0\u4fee\u590d\uff1a\u6392\u67e5\u6e90\u7ad9\u541e\u5410\u3001\u6570\u636e\u5e93\u6162\u67e5\u8be2\u6216\u4e2d\u95f4\u7f13\u5b58\u5931\u6548\u3002\u589e\u52a0\u6e90\u7ad9\u5bb9\u91cf\uff08\u4f8b\u5982\u6269\u5c55\u5230 <a href=\"https:\/\/server.hk\/server.php\">\u9999\u6e2f\u670d\u52a1\u5668<\/a> \u6216 <a href=\"https:\/\/server.hk\/server.php\">\u7f8e\u56fd\u670d\u52a1\u5668<\/a>\uff09\u6216\u4f18\u5316\u5e94\u7528\u5c42\u4ee3\u7801\u3002<\/li>\n<\/ul>\n<h3>\u6848\u4f8b B\uff1a\u67d0\u8282\u70b9 TLS \u63e1\u624b\u5931\u8d25<\/h3>\n<ul>\n<li>\u6392\u67e5\uff1a\u6293\u5305\u663e\u793a ClientHello \u53d1\u9001\u540e\u65e0 ServerHello \u6216\u51fa\u73b0 TLS alert\uff1b\u68c0\u67e5\u8bc1\u4e66\u662f\u5426\u8fc7\u671f\u3001\u79c1\u94a5\u662f\u5426\u6b63\u786e\u3001SNI \u662f\u5426\u5339\u914d\uff1b<\/li>\n<li>\u4e34\u65f6\u4fee\u590d\uff1a\u56de\u6eda\u5230\u4e4b\u524d\u6709\u6548\u7684\u8bc1\u4e66\/\u914d\u7f6e\u6216\u4ece\u63a7\u5236\u5c42\u5f3a\u5236\u91cd\u65b0\u4e0b\u53d1\u8bc1\u4e66\uff1b<\/li>\n<li>\u6839\u56e0\u4fee\u590d\uff1a\u4fee\u590d\u81ea\u52a8\u5316\u8bc1\u4e66\u66f4\u65b0\u6d41\u7a0b\uff08ACME\/Let&#8217;s Encrypt \u6216\u5546\u4e1a CA\uff09\uff0c\u5e76\u76d1\u63a7\u8bc1\u4e66\u5230\u671f\u63d0\u9192\u3002<\/li>\n<\/ul>\n<h3>\u6848\u4f8b C\uff1a\u8fb9\u7f18\u8282\u70b9\u7f13\u5b58\u547d\u4e2d\u7387\u9aa4\u964d<\/h3>\n<ul>\n<li>\u6392\u67e5\uff1a\u67e5\u770b X-Cache\/Cache-Control\u3001Vary \u5b57\u6bb5\uff0c\u662f\u5426\u88ab\u4e0d\u5f53\u7684 no-cache \u6216\u4e2a\u6027\u5316\u5934\u90e8\u547d\u4e2d\u7387\u4e0b\u964d\uff1b<\/li>\n<li>\u4e34\u65f6\u4fee\u590d\uff1a\u5bf9\u9759\u6001\u8d44\u6e90\u4e34\u65f6\u589e\u52a0\u957f TTL \u6216\u4f7f\u7528\u7248\u672c\u5316 URL\uff08\u4f8b\u5982\u52a0\u5165 hash\uff09\u4ee5\u51cf\u5c11\u56de\u6e90\u8bf7\u6c42\uff1b<\/li>\n<li>\u6839\u56e0\u4fee\u590d\uff1a\u5ba1\u8ba1\u5e94\u7528\u751f\u6210\u7684\u54cd\u5e94\u5934\uff0c\u907f\u514d\u5728\u9759\u6001\u8d44\u6e90\u4e0a\u4f7f\u7528 Set-Cookie \u6216\u52a8\u6001 Vary\u3002<\/li>\n<\/ul>\n<h2>\u56db\u3001\u9ad8\u6548\u4fee\u590d\u4e0e\u9884\u9632\u7b56\u7565<\/h2>\n<h3>1. \u81ea\u52a8\u5316\u4e0e\u53ef\u89c2\u6d4b\u6027<\/h3>\n<ul>\n<li>\u96c6\u4e2d\u5316\u65e5\u5fd7\u4e0e\u8ffd\u8e2a\uff08ELK\/EFK\u3001Jaeger\/Zipkin\uff09\uff1a\u5b9e\u73b0\u7aef\u5230\u7aef\u8bf7\u6c42\u94fe\u8def\u53ef\u89c6\u5316\uff1b<\/li>\n<li>\u6307\u6807\u4e0e\u544a\u8b66\u7b56\u7565\u4f18\u5316\uff1a\u9519\u8bef\u7387\u3001P50\/P95\/P99 \u5ef6\u8fdf\u3001\u7f13\u5b58\u547d\u4e2d\u7387\u90fd\u5e94\u6709\u591a\u5c42\u544a\u8b66\u9608\u503c\u5e76\u6309\u533a\u57df\u805a\u5408\uff1b<\/li>\n<li>\u5408\u6210\u76d1\u6d4b\u8986\u76d6\u4e3b\u8981\u5730\u57df\uff08\u9999\u6e2f\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761\u3001\u7f8e\u56fd\u7b49\uff09\uff0c\u5e76\u4f7f\u7528\u4e0d\u540c\u8fd0\u8425\u5546\u8282\u70b9\u4ee5\u8986\u76d6\u591a\u79cd\u8def\u5f84\u3002<\/li>\n<\/ul>\n<h3>2. \u5197\u4f59\u4e0e\u5bb9\u91cf\u89c4\u5212<\/h3>\n<ul>\n<li>Anycast \u4e0e\u591a\u673a\u623f\u90e8\u7f72\uff1a\u51cf\u5c11\u5355\u70b9 PoP \u6545\u969c\u5f71\u54cd\uff1b<\/li>\n<li>\u5f39\u6027\u6269\u5bb9\u4e0e\u6d41\u91cf\u524a\u5cf0\uff1a\u914d\u5408\u9650\u6d41\u3001\u7194\u65ad\u4e0e\u964d\u7ea7\u7b56\u7565\uff0c\u9632\u6b62\u56de\u6e90\u88ab\u6253\u57ae\uff1b<\/li>\n<li>\u591a\u6e90\u7ad9\u4e0e\u667a\u80fd\u56de\u6e90\uff1a\u5c06\u56de\u6e90\u5206\u6563\u5230\u591a\u4e2a\u7269\u7406\u673a\u623f\/\u4e91\u533a\uff08\u53ef\u4f7f\u7528\u9999\u6e2fVPS \u4e0e\u7f8e\u56fdVPS \u4f5c\u4e3a\u5907\u6e90\uff09\uff0c\u5e76\u8bbe\u7f6e\u4f18\u5148\u7ea7\u3002<\/li>\n<\/ul>\n<h3>3. \u53d8\u66f4\u7ba1\u7406\u4e0e\u56de\u6eda\u673a\u5236<\/h3>\n<ul>\n<li>\u6bcf\u6b21\u914d\u7f6e\u53d8\u66f4\u90fd\u5e94\u652f\u6301\u7070\u5ea6\u53d1\u5e03\u4e0e\u56de\u6eda\uff1b<\/li>\n<li>\u5bf9\u7f13\u5b58\u7b56\u7565\/\u8bc1\u4e66\/\u9632\u706b\u5899\u89c4\u5219\u7684\u4fee\u6539\uff0c\u5148\u5728\u5c0f\u8303\u56f4 PoP \u9a8c\u8bc1\u518d\u5168\u7f51\u751f\u6548\u3002<\/li>\n<\/ul>\n<h3>4. \u8fd0\u884c\u6f14\u7ec3\u4e0e\u77e5\u8bc6\u5e93<\/h3>\n<ul>\n<li>\u5b9a\u671f\u8fdb\u884c\u6545\u969c\u6f14\u7ec3\uff08GameDay\uff09\uff0c\u9a8c\u8bc1\u8fd0\u7ef4\u811a\u672c\u4e0e\u81ea\u52a8\u5316 Runbook\uff1b<\/li>\n<li>\u5efa\u7acb\u8282\u70b9\u7ea7\u522b\u7684\u6545\u969c\u6392\u67e5\u77e5\u8bc6\u5e93\uff0c\u5305\u62ec\u5e38\u89c1\u547d\u4ee4\u3001\u65e5\u5fd7\u8def\u5f84\u4e0e\u56de\u6eda\u6b65\u9aa4\u3002<\/li>\n<\/ul>\n<h2>\u4e94\u3001\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae\uff08\u8282\u70b9\u4e0e\u533a\u57df\u6bd4\u8f83\uff09<\/h2>\n<p>\u9009\u8d2d CDN \u6216\u81ea\u5efa\u52a0\u901f\u8282\u70b9\u65f6\uff0c\u9700\u8981\u7efc\u5408\u8003\u8651\u5730\u7406\u8986\u76d6\u3001\u7f51\u7edc\u8d28\u91cf\u3001\u6cd5\u5f8b\u5408\u89c4\u4ee5\u53ca\u6210\u672c\u3002\u4ee5\u4e0b\u7ed9\u51fa\u65b9\u5411\u6027\u5efa\u8bae\uff1a<\/p>\n<h3>1. \u5730\u7406\u4e0e\u7f51\u7edc\u8986\u76d6<\/h3>\n<ul>\n<li>\u82e5\u4e3b\u8981\u7528\u6237\u4f4d\u4e8e\u4e1c\u4e9a\u2014\u8003\u8651\u52a0\u5f3a\u9999\u6e2f\u3001\u4e1c\u4eac\uff08\u65e5\u672c\u670d\u52a1\u5668\uff09\u3001\u9996\u5c14\uff08\u97e9\u56fd\u670d\u52a1\u5668\uff09\u3001\u65b0\u52a0\u5761\u7684 PoP \u4e0e\u56de\u6e90\u652f\u6301\uff1b<\/li>\n<li>\u82e5\u7528\u6237\u5168\u7403\u5206\u5e03\u2014\u5efa\u8bae\u6df7\u5408\u90e8\u7f72\u5168\u7403 PoP \u5e76\u7ed3\u5408 <strong>Anycast<\/strong> \u8def\u7531\u4e0e\u533a\u57df\u8c03\u5ea6\uff1b<\/li>\n<li>\u5bf9\u8de8\u5883\u4e1a\u52a1\uff0c\u9009\u62e9\u540c\u65f6\u63d0\u4f9b\u9999\u6e2f\u670d\u52a1\u5668 \u4e0e \u7f8e\u56fd\u670d\u52a1\u5668 \u7684\u670d\u52a1\u5546\u80fd\u964d\u4f4e\u56de\u6e90\u5ef6\u8fdf\u5e76\u63d0\u9ad8\u5bb9\u707e\u80fd\u529b\u3002<\/li>\n<\/ul>\n<h3>2. \u6027\u80fd\u4e0e\u6210\u672c\u6743\u8861<\/h3>\n<ul>\n<li>\u8fb9\u7f18\u8282\u70b9\u8d8a\u9760\u8fd1\u7528\u6237\uff0c\u5ef6\u8fdf\u8d8a\u4f4e\u4f46\u8282\u70b9\u7ef4\u62a4\u6210\u672c\u66f4\u9ad8\uff1b<\/li>\n<li>\u4f7f\u7528 <a href=\"https:\/\/server.hk\/server.php\">\u9999\u6e2f\u670d\u52a1\u5668<\/a> \u6216 <a href=\"https:\/\/server.hk\/server.php\">\u7f8e\u56fd\u670d\u52a1\u5668<\/a> \u4f5c\u56de\u6e90\u8282\u70b9\uff0c\u53ef\u4ee5\u5728\u6210\u672c\u4e0e\u6027\u80fd\u95f4\u53d6\u5f97\u5e73\u8861\uff1b<\/li>\n<li>\u5bf9\u4e2d\u5c0f\u7f51\u7ad9\uff0c\u53ef\u4f18\u5148\u8003\u8651\u6258\u7ba1 CDN \u63d0\u4f9b\u5546\uff0c\u4f7f\u7528 <a href=\"https:\/\/server.hk\/server.php\">\u9999\u6e2fVPS<\/a> \u6216 <a href=\"https:\/\/server.hk\/server.php\">\u7f8e\u56fdVPS<\/a> \u505a\u5907\u6e90\u3002<\/li>\n<\/ul>\n<h3>3. \u5408\u89c4\u4e0e\u5ef6\u5c55\u6027<\/h3>\n<ul>\n<li>\u5173\u6ce8\u5730\u57df\u5408\u89c4\uff08\u6570\u636e\u4e3b\u6743\u3001\u9690\u79c1\u6cd5\u89c4\uff09\uff0c\u5728\u5fc5\u8981\u65f6\u5c06\u7279\u5b9a\u6570\u636e\u4fdd\u7559\u5728\u672c\u5730\u8282\u70b9\uff1b<\/li>\n<li>\u9009\u62e9\u652f\u6301\u81ea\u52a8\u8bc1\u4e66\u7ba1\u7406\u3001API \u63a7\u5236\u4e0e\u4e30\u5bcc\u76d1\u63a7\u96c6\u6210\u7684 CDN \u5e73\u53f0\uff0c\u4fbf\u4e8e\u540e\u7eed\u6269\u5c55\u3002<\/li>\n<\/ul>\n<h2>\u516d\u3001\u603b\u7ed3<\/h2>\n<p>CDN \u8282\u70b9\u6545\u969c\u6392\u67e5\u662f\u4e00\u9879\u7cfb\u7edf\u5de5\u7a0b\uff0c\u9700\u8981\u7f51\u7edc\u3001\u5e94\u7528\u4e0e\u5e73\u53f0\u4e09\u5c42\u7684\u534f\u540c\u6392\u67e5\u3002\u901a\u8fc7\u5efa\u7acb\u5b8c\u5584\u7684\u76d1\u63a7\u544a\u8b66\u3001\u5408\u6210\u76d1\u6d4b\u3001\u81ea\u52a8\u5316\u8fd0\u7ef4\u4e0e\u6f14\u7ec3\u673a\u5236\uff0c\u53ef\u4ee5\u628a\u6545\u969c\u5f71\u54cd\u7f29\u5230\u6700\u5c0f\u3002\u9047\u5230\u8282\u70b9\u5f02\u5e38\u65f6\uff0c\u9075\u5faa\u201c\u5feb\u901f\u786e\u8ba4\u5f71\u54cd\u9762 \u2192 \u6536\u96c6\u8bc1\u636e \u2192 \u7f51\u7edc\u5c42\u6392\u67e5 \u2192 \u5e94\u7528\u5c42\u8bca\u65ad \u2192 \u4e34\u65f6\u7f13\u89e3 \u2192 \u6839\u56e0\u4fee\u590d\u201d\u7684\u6d41\u7a0b\uff0c\u80fd\u591f\u5b9e\u73b0\u5feb\u901f\u5b9a\u4f4d\u4e0e\u9ad8\u6548\u4fee\u590d\u3002<\/p>\n<p>\u5728\u9009\u578b\u4e0e\u90e8\u7f72\u4e0a\uff0c\u5408\u7406\u5229\u7528\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS \u7b49\u56de\u6e90\u8d44\u6e90\uff0c\u4ee5\u53ca\u5728\u4e1c\u4e9a\uff08\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\uff09\u4e0e\u7f8e\u897f\/\u7f8e\u4e1c\u5e03\u70b9\uff0c\u5c06\u6709\u6548\u63d0\u5347\u5197\u4f59\u4e0e\u8bbf\u95ee\u4f53\u9a8c\u3002\u82e5\u9700\u8981\u8fdb\u4e00\u6b65\u6269\u5c55\u56de\u6e90\u6216\u6d4b\u8bd5\u73af\u5883\uff0c\u53ef\u4ee5\u53c2\u9605\u5e76\u9009\u62e9\u9002\u5408\u7684\u670d\u52a1\u5668\u4ea7\u54c1\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u53ef\u7528\u4e8e\u56de\u6e90\u6216\u90e8\u7f72\u6d4b\u8bd5\u7684\u670d\u52a1\u5668\u4ea7\u54c1\uff0c\u8bf7\u67e5\u770b\u6211\u4eec\u7684\u4ea7\u54c1\u9875\uff1a<a href=\"https:\/\/server.hk\/server.php\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u3002\u66f4\u591a\u8d44\u8baf\u4e0e\u670d\u52a1\u8bf7\u8bbf\u95ee <a href=\"https:\/\/server.hk\/\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u7528\u6237\u8bbf\u95ee\u53d8\u6162\u6216\u4e2d\u65ad\u65f6\uff0c\u672c\u6307\u5357\u6559\u4f60\u5982\u4f55\u901a\u8fc7\u7cfb\u7edf\u5316\u65b9\u6cd5\u8fdb\u884c CDN \u8282\u70b9\u6545\u969c\u6392\u67e5\uff0c\u5feb\u901f\u5b9a\u4f4d\u6839\u56e0\u5e76\u5b9e\u65bd\u9ad8\u6548\u4fee\u590d\u3002\u65e0\u8bba\u662f\u5728\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u8fd8\u662f VPS \u73af\u5883\uff0c\u6211\u4eec\u63d0\u4f9b\u5b9e\u7528\u6b65\u9aa4\u4e0e\u9009\u8d2d\u5efa\u8bae\uff0c\u5e2e\u52a9\u60a8\u5c3d\u5feb\u6062\u590d\u670d\u52a1\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":[3928,3932,3927,3926,3935,3930,3934,3931,3929,3933],"class_list":{"0":"post-209915","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-4928","7":"tag-cdn-","11":"tag-vps--cdn-","12":"tag-3930","13":"tag--cdn","14":"tag-3931","15":"tag-3929"},"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209915","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=209915"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209915\/revisions"}],"predecessor-version":[{"id":209916,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209915\/revisions\/209916"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=209915"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=209915"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=209915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}