{"id":18664,"date":"2025-03-19T12:26:59","date_gmt":"2025-03-19T04:26:59","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-tw\/how-to-resolve-network-latency-issues-in-anti-ddos-servers-2\/"},"modified":"2025-03-19T12:29:09","modified_gmt":"2025-03-19T04:29:09","slug":"how-to-resolve-network-latency-issues-in-anti-ddos-servers","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/knowledge-tc\/how-to-resolve-network-latency-issues-in-anti-ddos-servers\/","title":{"rendered":"\u5982\u4f55\u89e3\u6c7a\u9632DDoS\u4f3a\u670d\u5668\u4e2d\u7684\u7db2\u8def\u5ef6\u9072\u554f\u984c\uff1f"},"content":{"rendered":"<p>DDoS\u9632\u8b77\u4f3a\u670d\u5668\u4e0a\u7684\u7db2\u8def\u5ef6\u9072\u6703\u986f\u8457\u5f71\u97ff\u696d\u52d9\u71df\u904b\u548c\u4f7f\u7528\u8005\u9ad4\u9a57\u3002\u96a8\u8457\u7d44\u7e54\u8d8a\u4f86\u8d8a\u4f9d\u8cf4\u5f37\u5927\u7684\u4f3a\u670d\u5668\u79df\u7528\u57fa\u790e\u8a2d\u65bd\uff0c\u512a\u5316\u4f3a\u670d\u5668\u6548\u80fd\u8b8a\u5f97\u81f3\u95dc\u91cd\u8981\u3002\u9019\u4efd\u5168\u9762\u7684\u6280\u8853\u6307\u5357\u63a2\u8a0e\u4e86\u6839\u672c\u539f\u56e0\uff0c\u4e26\u70ba\u7db2\u8def\u5ef6\u9072\u554f\u984c\u63d0\u4f9b\u4e86\u53ef\u57f7\u884c\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u7d50\u5408\u4e86\u7522\u696d\u6700\u4f73\u5be6\u52d9\u548c\u5148\u9032\u7684\u512a\u5316\u6280\u8853\u3002<\/p>\n<h2><strong>\u7406\u89e3\u7db2\u8def\u5ef6\u9072\uff1a\u6280\u8853\u5206\u6790<\/strong><\/h2>\n<p>\u7db2\u8def\u5ef6\u9072\u8868\u73fe\u70ba\u56de\u61c9\u6642\u9593\u589e\u52a0\u3001\u8cc7\u6599\u5305\u907a\u5931\u548c\u61c9\u7528\u7a0b\u5f0f\u6548\u80fd\u4e0b\u964d\u3002\u96d6\u7136DDoS\u9632\u8b77\u6dfb\u52a0\u4e86\u5fc5\u8981\u7684\u5b89\u5168\u5c64\uff0c\u4f46\u5b83\u53ef\u80fd\u6703\u5f15\u5165\u984d\u5916\u7684\u8655\u7406\u958b\u92b7\u3002\u9700\u8981\u76e3\u63a7\u7684\u95dc\u9375\u6307\u6a19\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5f80\u8fd4\u6642\u9593\uff08RTT\uff09\uff1a<\/strong>\u6e2c\u91cf\u8cc7\u6599\u5305\u5f9e\u4f86\u6e90\u5230\u76ee\u7684\u5730\u4e26\u8fd4\u56de\u6240\u9700\u7684\u6642\u9593\u3002\u5c0d\u5927\u591a\u6578\u61c9\u7528\u7a0b\u5f0f\u800c\u8a00\uff0c\u6700\u4f73RTT\u61c9\u4f4e\u65bc100ms\u3002<\/li>\n<li><strong>\u9996\u5b57\u7bc0\u6642\u9593\uff08TTFB\uff09\uff1a<\/strong>\u8868\u793a\u4f3a\u670d\u5668\u56de\u61c9\u80fd\u529b\u3002\u76ee\u6a19TTFB\u61c9\u5728200ms\u4ee5\u4e0b\uff0c\u4ee5\u7372\u5f97\u6700\u4f73\u4f7f\u7528\u8005\u9ad4\u9a57\u3002<\/li>\n<li><strong>\u8cc7\u6599\u5305\u907a\u5931\u7387\uff1a<\/strong>\u61c9\u4fdd\u6301\u57280.1%\u4ee5\u4e0b\uff0c\u4ee5\u78ba\u4fdd\u53ef\u9760\u7684\u7db2\u8def\u6548\u80fd\u3002<\/li>\n<li><strong>\u6296\u52d5\uff1a<\/strong>\u8cc7\u6599\u5305\u5ef6\u9072\u7684\u8b8a\u5316\uff0c\u61c9\u4fdd\u6301\u572830ms\u4ee5\u4e0b\u4ee5\u4fdd\u6301\u7a69\u5b9a\u6548\u80fd\u3002<\/li>\n<\/ul>\n<h2><strong>\u4f3a\u670d\u5668\u5ef6\u9072\u7684\u5e38\u898b\u6839\u672c\u539f\u56e0<\/strong><\/h2>\n<h3>1. \u786c\u9ad4\u9650\u5236<\/h3>\n<ul>\n<li><strong>CPU\/RAM\u5206\u914d\u4e0d\u8db3\uff1a<\/strong>\n<ul>\n<li>\u9ad8\u5cf0\u8ca0\u8f09\u671f\u9593\u7684CPU\u74f6\u9838<\/li>\n<li>\u7531\u65bcRAM\u4e0d\u8db3\u5c0e\u81f4\u7684\u8a18\u61b6\u9ad4\u4ea4\u63db<\/li>\n<li>\u7a0b\u5e8f\u6392\u7a0b\u885d\u7a81<\/li>\n<li>\u591a\u6838\u5fc3\u7cfb\u7d71\u4e2d\u7684\u57f7\u884c\u7dd2\u722d\u7528<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5132\u5b58I\/O\u74f6\u9838\uff1a<\/strong>\n<ul>\n<li>\u78c1\u789f\u4f47\u5217\u9577\u5ea6\u8d85\u904e\u6700\u4f73\u95be\u503c<\/li>\n<li>\u9ad8I\/O\u7b49\u5f85\u6642\u9593<\/li>\n<li>\u5132\u5b58\u63a7\u5236\u5668\u98fd\u548c<\/li>\n<li>RAID\u914d\u7f6e\u6548\u7387\u4f4e\u4e0b<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7db2\u5361\u98fd\u548c\uff1a<\/strong>\n<ul>\n<li>\u7de9\u885d\u5340\u6ea2\u4f4d<\/li>\n<li>\u4ecb\u9762\u932f\u8aa4\u548c\u885d\u7a81<\/li>\n<li>\u4f47\u5217\u6df1\u5ea6\u554f\u984c<\/li>\n<li>\u9a45\u52d5\u7a0b\u5f0f\u76f8\u5bb9\u6027\u554f\u984c<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>2. \u7db2\u8def\u57fa\u790e\u8a2d\u65bd\u554f\u984c<\/h3>\n<ul>\n<li><strong>BGP\u8def\u7531\u6548\u7387\u4f4e\u4e0b\uff1a<\/strong>\n<ul>\n<li>\u6b21\u512a\u8def\u5f91\u9078\u64c7<\/li>\n<li>\u8def\u7531\u6296\u52d5<\/li>\n<li>AS\u8def\u5f91\u524d\u7f6e\u554f\u984c<\/li>\n<li>\u793e\u7fa4\u5b57\u4e32\u914d\u7f6e\u932f\u8aa4<\/li>\n<\/ul>\n<\/li>\n<li><strong>DNS\u89e3\u6790\u5ef6\u9072\uff1a<\/strong>\n<ul>\n<li>\u905e\u8ff4\u67e5\u8a62\u958b\u92b7<\/li>\n<li>\u5feb\u53d6\u672a\u547d\u4e2d<\/li>\n<li>\u5340\u57df\u50b3\u8f38\u554f\u984c<\/li>\n<li>DNSSEC\u9a57\u8b49\u5ef6\u9072<\/li>\n<\/ul>\n<\/li>\n<li><strong>TCP\u64c1\u585e\uff1a<\/strong>\n<ul>\n<li>\u8996\u7a97\u7e2e\u653e\u554f\u984c<\/li>\n<li>\u91cd\u50b3\u903e\u6642<\/li>\n<li>\u7de9\u885d\u5340\u81a8\u8139<\/li>\n<li>\u64c1\u585e\u8996\u7a97\u9650\u5236<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u786c\u9ad4\u512a\u5316\u7b56\u7565<\/strong><\/h2>\n<p>\u6839\u64da\u6548\u80fd\u6307\u6a19\u5be6\u65bd\u9019\u4e9b\u7cfb\u7d71\u6027\u786c\u9ad4\u5347\u7d1a\uff1a<\/p>\n<h3>\u5132\u5b58\u512a\u5316<\/h3>\n<ul>\n<li><strong>NVMe\u5132\u5b58\u5be6\u65bd\uff1a<\/strong>\n<ul>\n<li>\u90e8\u7f72PCIe Gen4 NVMe\u78c1\u789f\u6a5f\u4ee5\u7372\u5f97\u6700\u5927\u50b3\u8f38\u91cf<\/li>\n<li>\u914d\u7f6e\u9069\u7576\u7684\u4f47\u5217\u6df1\u5ea6<\/li>\n<li>\u555f\u7528\u591a\u8def\u5f91\u4ee5\u5be6\u73fe\u5197\u9918<\/li>\n<li>\u5be6\u65bd\u9069\u7576\u7684\u71b1\u7ba1\u7406<\/li>\n<\/ul>\n<\/li>\n<li><strong>RAID\u914d\u7f6e\uff1a<\/strong>\n<ul>\n<li>\u9078\u64c7\u9069\u7576\u7684RAID\u7d1a\u5225\uff08RAID 10\u7528\u65bc\u6548\u80fd\uff09<\/li>\n<li>\u6839\u64da\u5de5\u4f5c\u8ca0\u8f09\u512a\u5316\u689d\u5e36\u5927\u5c0f<\/li>\n<li>\u5be6\u65bd\u96fb\u6c60\u652f\u63f4\u7684\u5beb\u5165\u5feb\u53d6<\/li>\n<li>\u5b9a\u671fRAID\u5065\u5eb7\u76e3\u63a7<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>\u7db2\u8def\u786c\u9ad4\u512a\u5316<\/h3>\n<ul>\n<li><strong>\u591a\u4f47\u5217\u7db2\u8def\u4ecb\u9762\u5361\uff1a<\/strong>\n<ul>\n<li>\u555f\u7528RSS\uff08\u63a5\u6536\u7aef\u7e2e\u653e\uff09<\/li>\n<li>\u914d\u7f6e\u9069\u7576\u7684\u4f47\u5217\u6578\u91cf<\/li>\n<li>\u512a\u5316\u4e2d\u65b7\u8abf\u7bc0<\/li>\n<li>\u5be6\u65bd\u9069\u7576\u7684\u9a45\u52d5\u7a0b\u5f0f\u8a2d\u5b9a<\/li>\n<\/ul>\n<\/li>\n<li><strong>NUMA\u512a\u5316\uff1a<\/strong>\n<ul>\n<li>\u5c07\u7db2\u8def\u4f47\u5217\u8207NUMA\u7bc0\u9ede\u5c0d\u9f4a<\/li>\n<li>\u914d\u7f6e\u8a18\u61b6\u9ad4\u5206\u914d\u7b56\u7565<\/li>\n<li>\u512a\u5316\u7a0b\u5e8f\/\u57f7\u884c\u7dd2\u653e\u7f6e<\/li>\n<li>\u76e3\u63a7NUMA\u547d\u4e2d\u7387<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u7db2\u8def\u5c64\u589e\u5f37<\/strong><\/h2>\n<h3>TCP\u512a\u5316<\/h3>\n<ul>\n<li><strong>TCP 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