\u5b9e\u65bdCDN\u53ef\u4ee5\u901a\u8fc7\u5728\u591a\u4e2a\u5168\u7403\u4f4d\u7f6e\u7f13\u5b58\u60a8\u7684\u5185\u5bb9\u6765\u663e\u8457\u51cf\u5c11\u5ef6\u8fdf\u65f6\u95f4\u3002\u4ee5\u4e0b\u662f\u8bbe\u7f6eCloudflare\uff08\u4e00\u4e2a\u6d41\u884c\u7684CDN\uff09\u7684\u5feb\u901f\u6307\u5357\uff1a<\/p>\n

\n
1. \u6ce8\u518cCloudflare\u8d26\u6237<\/li>\n
2. \u5c06\u60a8\u7684\u7f51\u7ad9\u6dfb\u52a0\u5230Cloudflare<\/li>\n
3. \u5c06\u60a8\u57df\u540d\u7684\u540d\u79f0\u670d\u52a1\u5668\u66f4\u65b0\u4e3aCloudflare\u7684\u540d\u79f0\u670d\u52a1\u5668<\/li>\n
4. \u914d\u7f6e\u60a8\u7684Cloudflare\u8bbe\u7f6e\uff08\u4f8b\u5982\uff0c\u542f\u7528HTTPS\uff0c\u8bbe\u7f6e\u7f13\u5b58\u89c4\u5219\uff09<\/li>\n<\/ol>\n

   \u4f7f\u7528CDN\uff0c\u7528\u6237\u5c06\u8fde\u63a5\u5230\u6700\u8fd1\u7684\u8fb9\u7f18\u670d\u52a1\u5668\uff0c\u5927\u5927\u51cf\u5c11\u5ef6\u8fdf\u65f6\u95f4\u3002<\/p>\n

   [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n

   3. \u5347\u7ea7\u60a8\u7684\u5e26\u5bbd\u548c\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd<\/strong><\/h2>\n

   \u5982\u679c\u60a8\u5728\u9999\u6e2f\u4f7f\u7528\u670d\u52a1\u5668\u6258\u7ba1\u670d\u52a1\uff0c\u8003\u8651\u5347\u7ea7\u60a8\u7684\u5e26\u5bbd\u5206\u914d\u3002\u66f4\u9ad8\u7684\u5e26\u5bbd\u53ef\u4ee5\u51cf\u5c11\u62e5\u585e\u5e76\u6539\u5584\u6574\u4f53\u7f51\u7edc\u6027\u80fd\u3002\u6b64\u5916\uff0c\u786e\u4fdd\u60a8\u7684\u670d\u52a1\u5668\u79df\u7528\u63d0\u4f9b\u5546\u4f7f\u7528\u9ad8\u8d28\u91cf\u7684\u7f51\u7edc\u8bbe\u5907\uff0c\u5e76\u4e0e\u4e3b\u8981\u4e92\u8054\u7f51\u4ea4\u6362\u4e2d\u5fc3\u6709\u5197\u4f59\u8fde\u63a5\u3002<\/p>\n

   [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n

   4. \u5b9e\u65bd\u7f51\u7edc\u52a0\u901f\u670d\u52a1<\/strong><\/h2>\n

   \u7f51\u7edc\u52a0\u901f\u670d\u52a1\u4f7f\u7528\u5404\u79cd\u6280\u672f\u6765\u4f18\u5316\u8def\u7531\u5e76\u51cf\u5c11\u5ef6\u8fdf\u3002\u5176\u4e2d\u4e00\u79cd\u6280\u672f\u662fTCP BBR\uff08\u74f6\u9888\u5e26\u5bbd\u548c\u5f80\u8fd4\u4f20\u64ad\u65f6\u95f4\uff09\u3002\u4ee5\u4e0b\u662f\u5728Linux\u670d\u52a1\u5668\u4e0a\u542f\u7528\u5b83\u7684\u65b9\u6cd5\uff1a<\/p>\n

   # \u6dfb\u52a0\u5230 \/etc\/sysctl.conf\r\n\r\nnet.core.default_qdisc=fq\r\nnet.ipv4.tcp_congestion_control=bbr\r\n\r\n# \u5e94\u7528\u66f4\u6539\r\nsysctl -p\r\n\r\n# \u9a8c\u8bc1BBR\u662f\u5426\u542f\u7528\r\nsysctl net.ipv4.tcp_congestion_control<\/code><\/pre>\n
   \u8fd9\u79cd\u62e5\u585e\u63a7\u5236\u7b97\u6cd5\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u541e\u5410\u91cf\u5e76\u51cf\u5c11\u5ef6\u8fdf\uff0c\u7279\u522b\u662f\u5728\u957f\u8ddd\u79bb\u8fde\u63a5\u4e0a\u3002<\/p>\n
   [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
   5. \u4f18\u5316\u7f51\u7ad9\u4ee3\u7801\u548c\u6570\u636e\u5e93\u67e5\u8be2<\/strong><\/h2>\n
   \u867d\u7136\u4e0e\u5ef6\u8fdf\u4e0d\u76f4\u63a5\u76f8\u5173\uff0c\u4f46\u4f18\u5316\u60a8\u7f51\u7ad9\u7684\u4ee3\u7801\u548c\u6570\u636e\u5e93\u67e5\u8be2\u53ef\u4ee5\u51cf\u5c11\u670d\u52a1\u5668\u54cd\u5e94\u65f6\u95f4\uff0c\u8fd9\u6709\u52a9\u4e8e\u6539\u5584\u6574\u4f53\u7528\u6237\u4f53\u9a8c\u3002\u4f7f\u7528\u50cfPageSpeed Insights\u8fd9\u6837\u7684\u5de5\u5177\u6765\u8bc6\u522b\u9700\u8981\u6539\u8fdb\u7684\u5730\u65b9\u3002\u8fd9\u91cc\u6709\u4e00\u4e2a\u7b80\u5355\u7684PHP\u6570\u636e\u5e93\u67e5\u8be2\u4f18\u5316\u793a\u4f8b\uff1a<\/p>\n
   \/\/ \u4e0d\u8981\u8fd9\u6837\u505a\r\n$result = $mysqli->query(\"SELECT * FROM users WHERE active = 1\");\r\n\r\n\/\/ \u5e94\u8be5\u8fd9\u6837\u505a\r\n$result = $mysqli->query(\"SELECT id, username FROM users WHERE active = 1\");\r\n\r\n\/\/ \u5bf9\u9891\u7e41\u6267\u884c\u7684\u67e5\u8be2\u4f7f\u7528\u9884\u5904\u7406\u8bed\u53e5\r\n$stmt = $mysqli->prepare(\"SELECT id, username FROM users WHERE active = ?\");\r\n$stmt->bind_param(\"i\", $active);\r\n$active = 1;\r\n$stmt->execute();<\/code><\/pre>\n
   \u901a\u8fc7\u53ea\u9009\u62e9\u5fc5\u8981\u7684\u5217\u5e76\u4f7f\u7528\u9884\u5904\u7406\u8bed\u53e5\uff0c\u60a8\u53ef\u4ee5\u663e\u8457\u51cf\u5c11\u67e5\u8be2\u6267\u884c\u65f6\u95f4\u548c\u670d\u52a1\u5668\u8d1f\u8f7d\u3002<\/p>\n
   [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
   6. \u5b9e\u65bdDNS\u4f18\u5316<\/strong><\/h2>\n
   DNS\u89e3\u6790\u53ef\u80fd\u4f1a\u589e\u52a0\u4e0d\u5fc5\u8981\u7684\u5ef6\u8fdf\u3002\u5728\u60a8\u7684HTML\u4e2d\u5b9e\u65bdDNS\u9884\u53d6\u4ee5\u51cf\u5c11DNS\u67e5\u627e\u65f6\u95f4\uff1a<\/p>\n
   <link rel=\"dns-prefetch\" href=\"\/\/example.com\">\r\n<link rel=\"dns-prefetch\" href=\"\/\/cdn.example.com\"><\/code><\/pre>\n
   \u6b64\u5916\uff0c\u8003\u8651\u4f7f\u7528\u5177\u6709\u5168\u7403\u4efb\u64ad\u7f51\u7edc\u7684\u6258\u7ba1DNS\u670d\u52a1\u6765\u51cf\u5c11DNS\u89e3\u6790\u65f6\u95f4\u3002[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
   7. \u5b9a\u671f\u670d\u52a1\u5668\u7ef4\u62a4\u548c\u66f4\u65b0<\/strong><\/h2>\n
   \u4e3a\u60a8\u7684\u9999\u6e2f\u670d\u52a1\u5668\u5236\u5b9a\u4f8b\u884c\u7ef4\u62a4\u8ba1\u5212\u3002\u8fd9\u5e94\u5305\u62ec\uff1a<\/p>\n
   \n
   \u5b9a\u671f\u8f6f\u4ef6\u66f4\u65b0\u548c\u5b89\u5168\u8865\u4e01<\/li>\n
   \u786c\u4ef6\u5065\u5eb7\u68c0\u67e5<\/li>\n
   \u7f51\u7edc\u6027\u80fd\u5ba1\u8ba1<\/li>\n
   \u65e5\u5fd7\u5206\u6790\u4ee5\u8bc6\u522b\u548c\u89e3\u51b3\u53cd\u590d\u51fa\u73b0\u7684\u95ee\u9898<\/li>\n<\/ul>\n
   \u4e3b\u52a8\u7ef4\u62a4\u53ef\u4ee5\u9632\u6b62\u8bb8\u591a\u5bfc\u81f4\u9ad8\u5ef6\u8fdf\u548c\u670d\u52a1\u5668\u6027\u80fd\u4e0d\u4f73\u7684\u95ee\u9898\u3002[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
   \u9009\u62e9\u5408\u9002\u7684\u9999\u6e2f\u670d\u52a1\u5668\u63d0\u4f9b\u5546<\/strong><\/h2>\n
   \u60a8\u9009\u62e9\u7684\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528\u6216\u670d\u52a1\u5668\u6258\u7ba1\u63d0\u4f9b\u5546\u53ef\u4ee5\u5728\u5ef6\u8fdf\u65f6\u95f4\u4e0a\u4ea7\u751f\u663e\u8457\u5dee\u5f02\u3002\u5bfb\u627e\u63d0\u4f9b\u4ee5\u4e0b\u670d\u52a1\u7684\u63d0\u4f9b\u5546\uff1a<\/p>\n
   \n
   \u4e0e\u76ee\u6807\u5730\u533a\u4e3b\u8981ISP\u76f4\u63a5\u5bf9\u7b49<\/li>\n
   \u4e0e\u4e92\u8054\u7f51\u4ea4\u6362\u4e2d\u5fc3\u6709\u591a\u4e2a\u5197\u4f59\u8fde\u63a5<\/li>\n
   \u5148\u8fdb\u7684DDoS\u4fdd\u62a4<\/li>\n
   \u5177\u6709\u7f51\u7edc\u4e13\u4e1a\u77e5\u8bc6\u768424\/7\u6280\u672f\u652f\u6301<\/li>\n<\/ul>\n
   \u8bf7\u8bb0\u4f4f\uff0c\u5728\u6d89\u53ca\u670d\u52a1\u5668\u6027\u80fd\u548c\u53ef\u9760\u6027\u65f6\uff0c\u6700\u4fbf\u5b9c\u7684\u9009\u62e9\u5e76\u4e0d\u603b\u662f\u6700\u597d\u7684\u3002<\/p>\n
   [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
   \u7ed3\u8bba<\/strong><\/h2>\n
   \u89e3\u51b3\u9999\u6e2f\u670d\u52a1\u5668\u7684Ping\u503c\u9ad8\u7684\u95ee\u9898\u9700\u8981\u591a\u65b9\u9762\u7684\u65b9\u6cd5\u3002\u901a\u8fc7\u5b9e\u65bd\u8fd9\u4e03\u79cd\u7b56\u7565\uff0c\u60a8\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u670d\u52a1\u5668\u7684\u6027\u80fd\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u66f4\u597d\u7684\u4f53\u9a8c\u3002\u8bf7\u8bb0\u4f4f\uff0c\u4f18\u5316\u7f51\u7edc\u6027\u80fd\u662f\u4e00\u4e2a\u6301\u7eed\u7684\u8fc7\u7a0b\u3002\u5b9a\u671f\u76d1\u63a7\u60a8\u7684\u5ef6\u8fdf\u65f6\u95f4\uff0c\u5e76\u51c6\u5907\u6839\u636e\u6d41\u91cf\u6a21\u5f0f\u548c\u7528\u6237\u7fa4\u7684\u53d8\u5316\u8c03\u6574\u60a8\u7684\u7b56\u7565\u3002\u901a\u8fc7\u575a\u6301\u548c\u6b63\u786e\u7684\u6280\u672f\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u786e\u4fdd\u60a8\u7684\u9999\u6e2f\u670d\u52a1\u5668\u63d0\u4f9b\u7528\u6237\u671f\u671b\u7684\u901f\u5ea6\u548c\u53ef\u9760\u6027\u3002<\/p>\n
   [\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
   [vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””] \u9999\u6e2f\u670d\u52a1\u5668\u4ee5\u5176\u6218\u7565\u4f4d\u7f6e\u548c\u5f3a\u5927\u7684\u57fa\u7840\u8bbe\u65bd\u800c\u95fb\u540d\uff0c\u662f\u4f01\u4e1a\u7784\u51c6\u4e9a\u6d32\u5e02\u573a\u7684\u9996\u9009\u3002\u7136\u800c\uff0c\u9ad8Ping\u503c\u53ef\u80fd\u4f1a\u663e\u8457\u964d\u4f4e\u60a8\u670d\u52a1\u5668\u7684\u6027\u80fd\uff0c\u5bfc\u81f4\u7528\u6237\u4e0d\u6ee1\u548c\u6f5c\u5728\u7684\u6536\u5165\u635f\u5931\u3002\u5728\u8fd9\u4efd\u9762\u5411\u6280\u672f\u7684\u6307\u5357\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8\u7f51\u7edc\u5ef6\u8fdf\u7684\u4e16\u754c\uff0c\u5e76\u63a2\u7d22\u4e03\u79cd\u7ecf\u8fc7\u9a8c\u8bc1\u7684\u65b9\u6cd5\u6765\u89e3\u51b3\u9999\u6e2f\u670d\u52a1\u5668\u7684\u9ad8\u5ef6\u8fdf\u95ee\u9898\u3002 [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””] \u7406\u89e3Ping\u503c\uff1a\u60a8\u7f51\u7edc\u7684\u6570\u5b57\u8109\u640f \u5728\u6211\u4eec\u5f00\u59cb\u89e3\u51b3\u65b9\u6848\u4e4b\u524d\uff0c\u8ba9\u6211\u4eec\u5148\u6765\u4e86\u89e3\u4ec0\u4e48\u662f\u5ef6\u8fdf\u3002\u5728\u7f51\u7edc\u672f\u8bed\u4e2d\uff0c\u5ef6\u8fdf\u662f\u4e00\u79cd\u8861\u91cf\u4ece\u6e90\u5230\u76ee\u7684\u5730\u53d1\u9001\u6570\u636e\u5305\u7684\u5f80\u8fd4\u65f6\u95f4\u7684\u5de5\u5177\u3002\u5b83\u672c\u8d28\u4e0a\u662f\u56de\u58f0\u5b9a\u4f4d\u7684\u6570\u5b57\u7b49\u4ef7\u7269\uff0c\u544a\u8bc9\u6211\u4eec\u6570\u636e\u5f80\u8fd4\u670d\u52a1\u5668\u9700\u8981\u591a\u957f\u65f6\u95f4\u3002 \u4e3a\u4e86\u83b7\u5f97\u5b9e\u9645\u7406\u89e3\uff0c\u6253\u5f00\u60a8\u7684\u7ec8\u7aef\u5e76\u5c1d\u8bd5\u8fd9\u4e2a\u547d\u4ee4\uff1a ping example.com -c 4 \u8fd9\u5c06\u5411example.com\u53d1\u9001\u56db\u4e2aICMP\u56de\u58f0\u8bf7\u6c42\u5e76\u663e\u793a\u7ed3\u679c\u3002\u5178\u578b\u7684\u8f93\u51fa\u53ef\u80fd\u5982\u4e0b\u6240\u793a\uff1a PING example.com (93.184.216.34): 56 data bytes 64 bytes from 93.184.216.34: icmp_seq=0 ttl=56 time=14.919 ms 64 bytes from 93.184.216.34: icmp_seq=1 ttl=56 time=15.063 ms 64 bytes from 93.184.216.34: icmp_seq=2 ttl=56 time=14.691 ms 64 bytes from 93.184.216.34: icmp_seq=3 ttl=56 time=14.877 ms — example.com […]<\/p>\n
   Read More…<\/a><\/p>\n","protected":false},"author":1,"featured_media":17530,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62],"tags":[3564,1949,1906,1239,353,265],"class_list":["post-17534","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hong-kong-dedicated-server-sc","tag-high-ping-sc","tag-network-optimization-sc","tag-1906","tag-server-performance-sc","tag-server-rental-sc","tag-265"],"acf":[],"yoast_head":"\n