{"id":36719,"date":"2026-10-20T08:00:45","date_gmt":"2026-10-20T00:00:45","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-tw\/how-to-determine-if-your-server-is-under-cc-attack-or-busy\/"},"modified":"2026-10-21T11:38:46","modified_gmt":"2026-10-21T03:38:46","slug":"how-to-determine-if-your-server-is-under-cc-attack-or-busy","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/knowledge-tc\/how-to-determine-if-your-server-is-under-cc-attack-or-busy\/","title":{"rendered":"\u5982\u4f55\u5224\u65b7\u4f60\u7684\u4f3a\u670d\u5668\u662f\u5728\u906d\u53d7 CC \u653b\u64ca\uff0c\u9084\u662f\u696d\u52d9\u7e41\u5fd9"},"content":{"rendered":"<p>\u7576\u4f60\u7684\u7db2\u7ad9\u8b8a\u5f97<a href=\"https:\/\/www.varidata.com\/zh-tw\/knowledge-tc\/how-to-fix-slow-website-loading-and-keep-your-customers\/\" target=\"_blank\">\u7570\u5e38\u7de9\u6162<\/a>\uff0c\u751a\u81f3\u76f4\u63a5\u96e2\u7dda\u6642\uff0c\u4f60\u5f80\u5f80\u5f88\u96e3\u5206\u8fa8\uff1a\u9019\u7a76\u7adf\u662f\u906d\u5230\u4e86\u653b\u64ca\uff0c\u9084\u662f\u56e0\u70ba\u6d41\u91cf\u592a\u597d\u3002\u9019\u88e1\u5148\u7d66\u51fa\u6700\u76f4\u63a5\u7684\u5224\u65b7\u65b9\u6cd5\uff1a\u5982\u679c\u662f\u771f\u5be6\u6d41\u91cf\u6fc0\u589e\uff0c\u983b\u5bec\u548c QPS \u5f80\u5f80\u6703\u540c\u6b65\u4e0a\u5347\uff1b\u5982\u679c\u662f CC \u653b\u64ca\uff0cQPS \u6703\u660e\u986f\u98c6\u5347\uff0c\u800c\u983b\u5bec\u901a\u5e38\u76f8\u5c0d\u5e73\u7a69\uff0c\u56e0\u70ba\u9019\u985e\u61c9\u7528\u5c64\u6d41\u91cf\u4e3b\u8981\u7531\u5927\u91cf\u77ed\u5c0f\u3001\u91cd\u8907\u7684\u7b2c 7 \u5c64\u8acb\u6c42\u69cb\u6210\u3002\u4f60\u53ef\u4ee5\u6309\u7167\u4e0b\u9762\u9019\u5957\u56db\u6b65\u8a3a\u65b7\u8207\u56de\u61c9\u6307\u5357\uff0c\u5224\u65b7<a href=\"https:\/\/www.varidata.com\/zh-tw\/server\/hk\/\" target=\"_blank\">\u4f3a\u670d\u5668<\/a>\u662f\u5426\u6b63\u5728\u906d\u53d7 CC \u653b\u64ca\u3002\u4f60\u5c07\u5b78\u6703\u5982\u4f55\u5340\u5206\u771f\u5be6\u6d41\u91cf\u66b4\u6f32\u3001\u7db2\u8def\u5c64\u6d2a\u6cdb\u653b\u64ca\uff0c\u4ee5\u53ca CC \u6d2a\u6cdb\u653b\u64ca\uff0c\u4e26\u64da\u6b64\u63a1\u53d6\u6b63\u78ba\u63aa\u65bd\u3002<\/p>\n<h2>\u5148\u5728\u76e3\u63a7\u4e2d\u67e5\u770b\u983b\u5bec\u8207 QPS<\/h2>\n<p>\u5927\u591a\u6578\u60c5\u6cc1\u4e0b\uff0c\u9019\u500b\u554f\u984c\u53ea\u9700\u5728\u4e00\u500b\u5730\u65b9\u5c31\u80fd\u521d\u6b65\u5224\u65b7\uff1a\u628a\u983b\u5bec\u548c QPS \u653e\u5728\u540c\u4e00\u6642\u9593\u8ef8\u4e0a\u4e26\u6392\u67e5\u770b\u3002\u898f\u5247\u5f88\u7c21\u55ae\u3002\u82e5\u662f\u771f\u5be6\u4f7f\u7528\u8005\u6d41\u91cf\u6fc0\u589e\uff0c\u983b\u5bec\u548c QPS \u6703\u540c\u6b65\u4e0a\u6f32\uff1b\u82e5\u662f CC \u653b\u64ca\uff0cQPS \u6703\u98c6\u5347\uff0c\u800c\u983b\u5bec\u5247\u76f8\u5c0d\u5e73\u7a69\u3002\u539f\u56e0\u5f88\u76f4\u63a5\uff1aCC \u653b\u64ca\u672c\u8cea\u4e0a\u662f\u61c9\u7528\u5c64\u6d2a\u6cdb\uff0c\u7531\u5927\u91cf\u77ed\u5c0f\u3001\u91cd\u8907\u7684 HTTP \u8acb\u6c42\u7d44\u6210\u3002\u55ae\u500b\u8acb\u6c42\u50b3\u8f38\u7684\u8cc7\u6599\u91cf\u5f88\u5c0f\uff0c\u56e0\u6b64\u4f54\u7528\u983b\u5bec\u6709\u9650\uff0c\u4f46\u8acb\u6c42\u6578\u91cf\u6703\u8fc5\u901f\u6500\u5347\u3002<\/p>\n<h3>\u7576\u5169\u500b\u6307\u6a19\u540c\u6642\u4e0a\u5347\u6642<\/h3>\n<p>\u6253\u958b\u4f60\u7684\u76e3\u63a7\u9762\u677f\uff0c\u628a\u5169\u5f35\u5716\u5c0d\u9f4a\u4f86\u770b\u3002\u771f\u6b63\u7684\u6d41\u91cf\u9ad8\u5cf0\u6703\u8868\u73fe\u70ba\u5169\u689d\u66f2\u7dda\u540c\u6b65\u4e0a\u63da\u3002\u9801\u9762\u700f\u89bd\u3001\u6a94\u6848\u4e0b\u8f09\u548c API \u547c\u53eb\u90fd\u6703\u651c\u5e36\u4e00\u5b9a\u7684\u8cc7\u6599\u8ca0\u8f09\uff0c\u56e0\u6b64\u4f7f\u7528\u8005\u8d8a\u591a\uff0c\u50b3\u8f38\u7684\u4f4d\u5143\u7d44\u6578\u4e5f\u8d8a\u591a\u3002\u4f60\u9084\u53ef\u4ee5\u5728\u5b58\u53d6\u65e5\u8a8c\u4e2d\u627e\u5230\u4f50\u8b49\uff1a\u771f\u5be6\u9801\u9762\u8acb\u6c42\u548c\u4e0b\u8f09\u8a18\u9304\u6703\u7b26\u5408\u6b63\u5e38\u4f7f\u7528\u8005\u5b58\u53d6\u8def\u5f91\u3002\u4e0d\u904e\u9019\u88e1\u6709\u4e00\u500b\u9700\u8981\u6ce8\u610f\u7684\u4f8b\u5916\u3002\u570b\u969b\u93c8\u8def\u6ce2\u52d5\u6709\u6642\u6703\u89f8\u767c TCP \u91cd\u50b3\uff0c\u5f9e\u800c\u9020\u6210\u300c\u983b\u5bec\u770b\u8d77\u4f86\u5f88\u6eff\u300d\u7684\u5047\u8c61\u3002\u6b64\u6642\u983b\u5bec\u5716\u6703\u7a81\u7136\u5347\u9ad8\uff0c\u4f46\u5176\u4e2d\u76f8\u7576\u4e00\u90e8\u5206\u6d41\u91cf\u5176\u5be6\u662f\u91cd\u8907\u8cc7\u6599\uff0c\u800c\u4e0d\u662f\u771f\u5be6\u5b58\u53d6\u3002\u5728\u4e0b\u7d50\u8ad6\u4e4b\u524d\uff0c\u61c9\u5148\u5c07\u4f86\u6e90\u5730\u5340\u8207\u5e73\u6642\u7684\u4f7f\u7528\u8005\u5206\u5e03\u505a\u5c0d\u6bd4\u3002<\/p>\n<p>\u6b63\u5e38\u696d\u52d9\u9ad8\u5cf0\u548c\u653b\u64ca\u5728\u4e00\u958b\u59cb\u770b\u8d77\u4f86\u53ef\u80fd\u975e\u5e38\u76f8\u4f3c\u3002\u884c\u92b7\u6d3b\u52d5\u3001\u8a0a\u606f\u63a8\u64ad\u6216\u5167\u5bb9\u75c5\u6bd2\u5f0f\u50b3\u64ad\uff0c\u90fd\u53ef\u80fd\u540c\u6642\u62c9\u9ad8 QPS \u548c CPU\u3002\u6b64\u6642\u8981\u548c\u4f60\u7684\u5e38\u614b\u57fa\u7dda\u5c0d\u6bd4\u3002\u6aa2\u67e5\u4f86\u6e90\u5730\u5340\u662f\u5426\u7b26\u5408\u4f60\u7684\u4f7f\u7528\u8005\u5206\u5e03\uff0c\u5b58\u53d6\u8def\u5f91\u662f\u5426\u50cf\u771f\u5be6\u4f7f\u7528\u8005\u90a3\u6a23\u2014\u2014\u5148\u6253\u958b\u9801\u9762\uff0c\u518d\u8acb\u6c42\u975c\u614b\u8cc7\u6e90\u548c API\u2014\u2014\u800c\u4e0d\u662f\u53cd\u8986\u53ea\u547d\u4e2d\u540c\u4e00\u500b\u4ecb\u9762\u3002<\/p>\n<h3>\u7576\u53ea\u6709 QPS \u55ae\u7368\u98c6\u5347\u6642<\/h3>\n<p>\u4f60\u6700\u9700\u8981\u6355\u6349\u7684\uff0c\u5c31\u662f\u9019\u7a2e\u300c\u6307\u6a19\u80cc\u96e2\u300d\u3002\u4e0b\u8868\u5c55\u793a\u4e86\u7d50\u5408\u5716\u8868\u4e00\u8d77\u5206\u6790\u6642\uff0c\u5169\u985e\u653b\u64ca\u662f\u5982\u4f55\u5340\u5206\u7684\u3002<\/p>\n<div class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 75px\">\n<colgroup>\n<col style=\"min-width: 25px\">\n<col style=\"min-width: 25px\">\n<col style=\"min-width: 25px\">\n    <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u6307\u6a19<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u7db2\u8def\u5c64 DDoS<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>CC \u653b\u64ca\uff08L7 HTTP Flood\uff09<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u983b\u5bec\uff08bps\uff09<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6025\u907d\u4e0a\u5347\uff0c\u901a\u5e38\u53ef\u9054 Gbps \u7d1a\u5225<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8b8a\u5316\u4e0d\u5927\uff0c\u901a\u5e38\u50c5\u70ba\u5e7e Mbps \u5230\u5e7e\u767e Mbps<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5c01\u5305\u91cf\uff08pps\uff09<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6025\u907d\u4e0a\u5347<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4e0d\u662f\u4e3b\u8981\u5224\u65b7\u6307\u6a19<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7b2c 7 \u5c64 QPS<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u53ef\u80fd\u8b8a\u5316\u4e0d\u660e\u986f\uff0c\u751a\u81f3\u4e0b\u964d<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7570\u5e38\u98c6\u5347<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4e26\u767c\u9023\u7dda\u6578 \/ \u6bcf\u79d2\u65b0 HTTP \u8acb\u6c42\u6578<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4e0d\u662f\u4e3b\u8981\u5224\u65b7\u6307\u6a19<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7570\u5e38\u98c6\u5347<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>SSH \u767b\u5165<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u901a\u5e38\u6703\u5931\u6557\u6216\u660e\u986f\u5361\u9813<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4e00\u822c\u4ecd\u53ef\u6b63\u5e38\u767b\u5165<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5b58\u53d6\u65e5\u8a8c<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8f03\u70ba\u5b89\u975c<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u77ed\u6642\u9593\u5167\u66b4\u589e<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u5c0d\u65bc CC \u653b\u64ca\uff0c\u7e3d\u983b\u5bec\u901a\u5e38\u76f8\u5c0d\u5e73\u7a69\uff0c\u4f46\u7b2c 7 \u5c64 QPS\u3001\u4e26\u767c\u9023\u7dda\u6578\u548c\u6bcf\u79d2\u65b0 HTTP \u8acb\u6c42\u6578\u6703\u7570\u5e38\u5347\u9ad8\u3002\u5c0d\u65bc\u7db2\u8def\u5c64\u6d2a\u6cdb\uff0c\u983b\u5bec\u548c\u6bcf\u79d2\u5c01\u5305\u6578\u6703\u6025\u907d\u4e0a\u5347\uff0c\u800c\u7b2c 7 \u5c64 QPS \u5247\u53ef\u80fd\u4fdd\u6301\u5e73\u7a69\uff0c\u751a\u81f3\u56e0\u70ba\u63e1\u624b\u5931\u6557\u800c\u4e0b\u964d\u3002\u9019\u7a2e\u5c0d\u6bd4\uff0c\u662f\u4f60\u6700\u5feb\u901f\u7684\u7b2c\u4e00\u6b65\u5224\u65b7\u3002\u5148\u554f\u81ea\u5df1\uff1a\u7a76\u7adf\u662f\u983b\u5bec\u548c\u5c01\u5305\u91cf\u4e00\u8d77\u98c6\u5347\u4e86\uff0c\u9084\u662f\u53ea\u6709\u8acb\u6c42\u901f\u7387\u55ae\u7368\u4e0a\u53bb\u4e86\uff1f<\/p>\n<p>\u4ee5\u4e0b\u4e09\u500b\u8f14\u52a9\u8a0a\u865f\uff0c\u53ef\u4ee5\u9032\u4e00\u6b65\u78ba\u8a8d\u7b2c\u4e8c\u7a2e\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\n<p>CPU \u9577\u6642\u9593\u6253\u6eff\uff0c\u800c\u983b\u5bec\u4e26\u4e0d\u7a81\u51fa<\/p>\n<\/li>\n<li>\n<p>\u8acb\u6c42\u96c6\u4e2d\u5728\u5c11\u6578\u5e7e\u500b\u9ad8\u6d88\u8017 URL \u4e0a<\/p>\n<\/li>\n<li>\n<p>\u5b58\u53d6\u65e5\u8a8c\u4e2d\uff0c\u540c\u4e00\u6279 IP \u4ee5\u9ad8\u5ea6\u898f\u5f8b\u7684\u6642\u9593\u9593\u9694\u53cd\u8986\u8acb\u6c42<\/p>\n<\/li>\n<\/ul>\n<p>\u7576\u9019\u4e9b\u73fe\u8c61\u8207 QPS \u98c6\u5347\u3001\u983b\u5bec\u5e73\u7a69\u540c\u6642\u51fa\u73fe\u6642\uff0c\u5c31\u61c9\u5148\u5c07\u5176\u8996\u70ba\u60e1\u610f\u6d41\u91cf\uff0c\u9664\u975e\u5f8c\u7e8c\u8b49\u64da\u80fd\u5920\u8b49\u660e\u4e26\u975e\u5982\u6b64\u3002\u9019\u4e5f\u662f\u5224\u65b7\u4f3a\u670d\u5668\u662f\u5426\u906d\u53d7 CC \u653b\u64ca\u3001\u907f\u514d\u62cd\u8166\u888b\u731c\u6e2c\u7684\u95dc\u9375\u65b9\u6cd5\u3002<\/p>\n<h2>\u4f60\u7684\u7db2\u7ad9\u906d\u53d7\u7684\u662f DDoS \u9084\u662f CC \u653b\u64ca\uff1f<\/h2>\n<p>\u5230\u9019\u88e1\uff0c\u4f60\u5df2\u7d93\u77e5\u9053\u7b2c\u4e00\u500b\u5206\u754c\u9ede\uff1a\u983b\u5bec\u548c QPS \u540c\u6642\u4e0a\u5347\uff0c\u591a\u534a\u662f\u771f\u5be6\u6d41\u91cf\u9ad8\u5cf0\uff1b\u53ea\u6709 QPS \u55ae\u7368\u66b4\u6f32\uff0c\u5247\u5f80\u5f80\u610f\u5473\u8457\u9ebb\u7169\u3002\u63a5\u4e0b\u4f86\u7684\u554f\u984c\u662f\uff1a\u9019\u7a76\u7adf\u662f\u54ea\u4e00\u7a2e\u9ebb\u7169\uff1f\u7db2\u8def\u5c64\u6d2a\u6cdb\u548c\u61c9\u7528\u5c64\u6d2a\u6cdb\u6703\u7559\u4e0b\u5b8c\u5168\u4e0d\u540c\u7684\u75d5\u8de1\uff0c\u4e5f\u9700\u8981\u63a1\u53d6\u4e0d\u540c\u7684\u61c9\u5c0d\u65b9\u5f0f\u3002\u5224\u65b7\u4f60\u7684\u7db2\u7ad9\u906d\u9047\u7684\u662f DDoS \u9084\u662f CC \u653b\u64ca\uff0c\u95dc\u9375\u5c31\u5728\u65bc\u5148\u78ba\u8a8d\u653b\u64ca\u767c\u751f\u5728\u54ea\u4e00\u5c64\u3002<\/p>\n<h3>\u7db2\u8def\u5c64\u8207\u61c9\u7528\u5c64\u7684\u5178\u578b\u7279\u5fb5<\/h3>\n<p>\u7db2\u8def\u5c64 DDoS \u6700\u660e\u986f\u7684\u8a0a\u865f\uff0c\u662f\u983b\u5bec\u7a81\u7136\u98c6\u5347\u3002\u6d41\u91cf\u578b\u6d2a\u6cdb\u6703\u5c07\u6d77\u91cf\u539f\u59cb\u5c01\u5305\u704c\u5411\u4f60\u7684\u93c8\u8def\uff0c\u56e0\u6b64\u6700\u95dc\u9375\u7684\u6307\u6a19\u662f\u6bcf\u79d2\u5c01\u5305\u6578\uff08pps\uff09\u3002\u800c\u61c9\u7528\u5c64 CC \u653b\u64ca\u5247\u6070\u6070\u76f8\u53cd\u3002\u5b83\u6703\u900f\u904e\u9ad8\u983b\u767c\u9001 HTTP\/HTTPS \u8acb\u6c42\uff0c\u53bb\u6a21\u64ec\u770b\u4f3c\u6b63\u5e38\u7684\u4f7f\u7528\u8005\u884c\u70ba\uff0c\u76ee\u6a19\u901a\u5e38\u662f\u767b\u5165\u9801\u3001\u641c\u5c0b\u9801\u3001\u63d0\u4ea4\u8868\u55ae\u7b49\u52d5\u614b\u9801\u9762\u3002\u6bcf\u500b\u8acb\u6c42\u672c\u8eab\u90fd\u770b\u8d77\u4f86\u5408\u6cd5\uff0c\u4f46\u76ee\u7684\u5728\u65bc\u8017\u76e1\u4f3a\u670d\u5668 CPU\u3001\u8cc7\u6599\u5eab\u9023\u7dda\u548c\u5176\u4ed6\u8a08\u7b97\u8cc7\u6e90\uff0c\u6700\u7d42\u8b93\u670d\u52d9\u505c\u6b62\u56de\u61c9\u3002\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u6700\u91cd\u8981\u7684\u6307\u6a19\u5c31\u662f\u6bcf\u79d2\u8acb\u6c42\u6578\u3002<\/p>\n<div class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px\">\n<colgroup>\n<col style=\"min-width: 25px\">\n<col style=\"min-width: 25px\">\n    <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u653b\u64ca\u5c64\u7d1a<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u6838\u5fc3\u6d41\u91cf\u8861\u91cf\u6307\u6a19<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7db2\u8def\u5c64 DDoS<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6bcf\u79d2\u5c01\u5305\u6578\uff08pps\uff09<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u61c9\u7528\u5c64\u653b\u64ca<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6bcf\u79d2\u8acb\u6c42\u6578\uff08rps\uff09<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4e0d\u904e\uff0c\u4e26\u4e0d\u662f\u6240\u6709\u61c9\u7528\u5c64\u653b\u64ca\u90fd\u6703\u8868\u73fe\u70ba\u300c\u8acb\u6c42\u98a8\u66b4\u300d\u3002\u50cf Slowloris \u9019\u6a23\u7684\u6162\u901f\u653b\u64ca\u540c\u6a23\u5c6c\u65bc\u9019\u4e00\u5c64\uff0c\u4f46\u5b83\u4e26\u4e0d\u6703\u5e36\u4f86\u9ad8 QPS\u3002\u5b83\u7684\u7279\u9ede\u662f\u8acb\u6c42\u9577\u6642\u9593\u4fdd\u6301\u672a\u5b8c\u6210\u72c0\u614b\uff0c\u56e0\u6b64\u65e5\u8a8c\u91cf\u751a\u81f3\u53ef\u80fd\u4e26\u4e0d\u6703\u660e\u986f\u589e\u52a0\u3002\u9047\u5230\u9019\u7a2e\u60c5\u6cc1\uff0c\u66f4\u61c9\u95dc\u6ce8\u4ee5\u4e0b\u8a0a\u865f\uff1a<\/p>\n<ul>\n<li>\n<p>ESTABLISHED \u9023\u7dda\u9577\u6642\u9593\u8655\u65bc\u98fd\u548c\u72c0\u614b<\/p>\n<\/li>\n<li>\n<p>Web \u670d\u52d9\u5de5\u4f5c\u7a0b\u5e8f\u8017\u76e1\uff0c\u800c CPU \u537b\u4e26\u4e0d\u9ad8<\/p>\n<\/li>\n<li>\n<p>\u65e5\u8a8c\u91cf\u770b\u8d77\u4f86\u6b63\u5e38\uff0c\u4f46\u7db2\u7ad9\u5df2\u660e\u986f\u8b8a\u6162<\/p>\n<\/li>\n<\/ul>\n<h3>\u5411\u8cc7\u6599\u4e2d\u5fc3\u7d22\u53d6\u6d41\u91cf\u5716<\/h3>\n<p>\u7db2\u8def\u5c64\u6216\u50b3\u8f38\u5c64 DDoS \u5f80\u5f80\u6bd4\u8f03\u5bb9\u6613\u78ba\u8a8d\u3002\u4f60\u53ef\u4ee5\u76f4\u63a5\u5411\u8cc7\u6599\u4e2d\u5fc3\u7d22\u53d6\u5c0d\u61c9 IP \u7684\u6d41\u91cf\u5716\u3002\u5982\u679c\u5716\u4e0a\u51fa\u73fe\u660e\u986f\u7684\u5165\u7ad9\u6d41\u91cf\u5c16\u5cf0\uff0c\u518d\u8207\u4f60\u81ea\u8eab\u76e3\u63a7\u8cc7\u6599\u9032\u884c\u6bd4\u5c0d\uff0c\u901a\u5e38\u5c31\u80fd\u5f88\u5feb\u78ba\u8a8d\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u61c9\u7528\u5c64 CC \u653b\u64ca\u66f4\u96e3\u6191\u9019\u985e\u5716\u8868\u76f4\u63a5\u5224\u65b7\u3002\u56e0\u70ba\u5176\u5c01\u5305\u770b\u8d77\u4f86\u975e\u5e38\u666e\u901a\uff0c\u6240\u4ee5\u6d41\u91cf\u5716\u53ef\u80fd\u5e7e\u4e4e\u6c92\u6709\u660e\u986f\u8b8a\u5316\u3002\u6b64\u6642\u4f60\u9700\u8981\u66f4\u6df1\u5165\u5730\u5206\u6790\u8acb\u6c42\u3001\u9023\u7dda\u548c\u65e5\u8a8c\uff0c\u624d\u80fd\u505a\u51fa\u6e96\u78ba\u5224\u65b7\u3002<\/p>\n<p>\u5f88\u591a\u7ba1\u7406\u54e1\u5bb9\u6613\u88ab\u4e00\u500b\u9677\u9631\u8aa4\u5c0e\uff1a\u653b\u64ca\u6301\u7e8c\u6642\u9593\u3002CC \u653b\u64ca\u8005\u5e38\u5e38\u7528\u77ed\u6642\u9593\u7684\u653b\u64ca\u6d41\u91cf\u53bb\u8017\u76e1\u8cc7\u6e90\uff0c\u6240\u4ee5\u4e00\u6b21\u77ed\u66ab\u4e8b\u4ef6\u4e26\u4e0d\u4ee3\u8868\u4f3a\u670d\u5668\u5f88\u5feb\u5c31\u6703\u6062\u5fa9\u6b63\u5e38\u3002\u54ea\u6015\u53ea\u662f\u77ed\u77ed\u4e00\u6ce2\u6d41\u91cf\uff0c\u4e5f\u53ef\u80fd\u8b93\u8cc7\u6599\u5eab\u9023\u7dda\u5728\u653b\u64ca\u7d50\u675f\u5f8c\u4ecd\u88ab\u8017\u7a7a\u3002\u56e0\u6b64\uff0c\u6301\u7e8c\u6642\u9593\u53ea\u80fd\u4f5c\u70ba\u8f03\u5f31\u7684\u53c3\u8003\u8a0a\u865f\uff0c\u66f4\u61c9\u91cd\u8996\u653b\u64ca\u5f37\u5ea6\u548c\u8acb\u6c42\u6a21\u5f0f\u3002\u7576\u4f60\u5224\u65b7\u4f3a\u670d\u5668\u662f\u5426\u6b63\u5728\u906d\u53d7 CC \u653b\u64ca\u6642\uff0c\u8acb\u6c42\u7684\u5f62\u614b\u9060\u6bd4\u6301\u7e8c\u4e86\u591a\u4e45\u66f4\u91cd\u8981\u3002\u5982\u679c\u4f60\u61f7\u7591\u4f3a\u670d\u5668\u6b63\u5728\u906d\u53d7\u653b\u64ca\uff0c\u4f46\u6d41\u91cf\u5716\u537b\u6c92\u6709\u660e\u986f\u6ce2\u52d5\uff0c\u5c31\u7e7c\u7e8c\u6aa2\u67e5\u9023\u7dda\u72c0\u614b\u548c\u5b58\u53d6\u65e5\u8a8c\uff0c\u5f8c\u9762\u7684\u7ae0\u7bc0\u6703\u8aaa\u660e\u5982\u4f55\u64cd\u4f5c\u3002\u9019\u4e5f\u662f\u5728\u61f7\u7591\u906d\u9047 DDoS \u6216 CC \u5f0f\u653b\u64ca\u6642\uff0c\u907f\u514d\u5728\u932f\u8aa4\u5c64\u9762\u6d6a\u8cbb\u6642\u9593\u7684\u6b63\u78ba\u6392\u67e5\u601d\u8def\u3002<\/p>\n<h2>\u6aa2\u67e5 TCP \u9023\u7dda\u72c0\u614b<\/h2>\n<p>\u76e3\u63a7\u5716\u544a\u8a34\u4f60\u61c9\u8a72\u5f80\u54ea\u88e1\u770b\uff0c\u9023\u7dda\u72c0\u614b\u5247\u6703\u544a\u8a34\u4f60\u7cfb\u7d71\u5167\u90e8\u7a76\u7adf\u767c\u751f\u4e86\u4ec0\u9ebc\u3002\u4f60\u53ef\u4ee5\u5728\u4e3b\u6a5f\u4e0a\u57f7\u884c <code>netstat -an<\/code> \u6216 <code>ss -s<\/code>\uff0c\u6309\u72c0\u614b\u7d71\u8a08 socket \u6578\u91cf\u3002\u4e00\u500b\u5065\u5eb7\u7684 Web \u4f3a\u670d\u5668\uff0c\u6703\u5448\u73fe\u8207\u6b63\u5e38\u4f7f\u7528\u8005\u8ca0\u8f09\u76f8\u5339\u914d\u3001\u76f8\u5c0d\u7a69\u5b9a\u7684\u72c0\u614b\u5206\u5e03\u3002<\/p>\n<h3>\u8b58\u5225\u7570\u5e38\u7684 SYN_RECV \u8207 TIME_WAIT<\/h3>\n<p>\u6709\u5169\u500b\u72c0\u614b\u5c24\u5176\u503c\u5f97\u91cd\u9ede\u95dc\u6ce8\u3002\u7b2c\u4e00\uff0c\u82e5\u6709\u5927\u91cf\u534a\u958b\u9023\u7dda\u9577\u671f\u505c\u7559\u5728 SYN_RECV\uff0c\u8aaa\u660e\u5f88\u591a\u7528\u6236\u7aef\u767c\u8d77\u4e86\u63e1\u624b\uff0c\u537b\u6c92\u6709\u5b8c\u6210\u5f8c\u7e8c\u904e\u7a0b\u3002\u7db2\u969b\u7db2\u8def\u4e2d\u5b58\u5728\u5c11\u91cf\u6b64\u985e\u96dc\u8a0a\u662f\u6b63\u5e38\u7684\uff0c\u4f46\u5982\u679c\u9019\u4e00\u6578\u91cf\u6301\u7e8c\u6500\u5347\u5230\u6578\u767e\u751a\u81f3\u66f4\u9ad8\uff0c\u4e26\u9577\u6642\u9593\u4e0d\u4e0b\u964d\uff0c\u5c31\u503c\u5f97\u8b66\u60d5\u3002\u7b2c\u4e8c\uff0cTIME_WAIT \u7684\u542b\u7fa9\u4e0d\u540c\u3002\u6bcf\u500b\u95dc\u9589\u7684\u9023\u7dda\u90fd\u6703\u5728\u77ed\u6642\u9593\u5167\u7559\u4e0b\u4e00\u500b TIME_WAIT\uff0c\u6240\u4ee5\u7e41\u5fd9\u7db2\u7ad9\u672c\u4f86\u5c31\u6703\u6709\u4e00\u4e9b\u3002\u4f46\u5982\u679c\u5b83\u5011\u6210\u5343\u4e0a\u842c\u5730\u5806\u7a4d\uff0c\u4e26\u4e14\u589e\u9577\u901f\u5ea6\u9060\u9ad8\u65bc\u6e05\u7406\u901f\u5ea6\uff0c\u5c31\u8aaa\u660e\u6709\u5927\u91cf\u77ed\u751f\u547d\u9031\u671f\u9023\u7dda\u6b63\u5728\u4ee5\u6a5f\u5668\u901f\u5ea6\u4e0d\u65b7\u5efa\u7acb\u548c\u95dc\u9589\u3002\u9019\u7a2e\u6a21\u5f0f\u66f4\u50cf\u662f CC \u6d2a\u6cdb\uff0c\u800c\u4e0d\u662f\u4e00\u5927\u7fa4\u771f\u5be6\u4f7f\u7528\u8005\u5728\u5b58\u53d6\u3002<\/p>\n<div class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 75px\">\n<colgroup>\n<col style=\"min-width: 25px\">\n<col style=\"min-width: 25px\">\n<col style=\"min-width: 25px\">\n    <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u72c0\u614b<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u6b63\u5e38\u8868\u73fe<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u53ef\u7591\u8868\u73fe<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>SYN_RECV<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6578\u91cf\u8f03\u5c11\uff0c\u4e14\u6703\u6ce2\u52d5<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6578\u91cf\u8f03\u5927\u4e14\u6301\u7e8c\u5b58\u5728<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>TIME_WAIT<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5b58\u5728\u4f46\u7e3d\u9ad4\u7a69\u5b9a<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5feb\u901f\u4e14\u7121\u4e0a\u9650\u5730\u589e\u9577<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>ESTABLISHED<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8207\u6d3b\u8e8d\u4f7f\u7528\u8005\u6578\u5927\u81f4\u540c\u6b65<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u9577\u6642\u9593\u8655\u65bc\u98fd\u548c\u72c0\u614b<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>\u5c07\u9023\u7dda\u60c5\u6cc1\u8207\u771f\u5be6\u4f7f\u7528\u8005\u884c\u70ba\u5c0d\u6bd4<\/h3>\n<p>\u6578\u5b57\u672c\u8eab\u53ea\u6709\u653e\u5728\u57fa\u7dda\u4e2d\u624d\u6709\u610f\u7fa9\u3002\u5efa\u8b70\u4f60\u9023\u7e8c\u4e00\u9031\u8a18\u9304\u4f3a\u670d\u5668\u5728\u96e2\u5cf0\u671f\u548c\u5c16\u5cf0\u671f\u7684\u9023\u7dda\u6578\uff0c\u9019\u6a23\u4f60\u5c31\u77e5\u9053\u4e00\u500b\u300c\u6b63\u5e38\u7684\u9031\u4e8c\u5c16\u5cf0\u300d\u61c9\u8a72\u9577\u4ec0\u9ebc\u6a23\u3002\u7576\u524d\u9023\u7dda\u6578\u61c9\u8207\u9019\u5957\u57fa\u7dda\u505a\u6bd4\u8f03\uff0c\u800c\u4e0d\u662f\u548c\u96f6\u76f8\u6bd4\u3002\u771f\u5be6\u4f7f\u7528\u8005\u7684\u884c\u70ba\u4e5f\u5177\u6709\u53ef\u8b58\u5225\u6027\uff1a\u4ed6\u5011\u6703\u5148\u8f09\u5165\u9801\u9762\uff0c\u518d\u53d6\u5f97\u9801\u9762\u8cc7\u6e90\uff0c\u7136\u5f8c\u505c\u4e0b\u4f86\u95b1\u8b80\u3002\u800c\u653b\u64ca\u4f86\u6e90\u5247\u6703\u4e0d\u505c\u5730\u6572\u6253\u67d0\u4e9b\u4ecb\u9762\uff0c\u5e7e\u4e4e\u6c92\u6709\u505c\u9813\u3002<\/p>\n<p>\u9664\u4e86 socket \u6578\u91cf\uff0c\u9084\u8981\u7559\u610f\u5176\u4ed6\u8f14\u52a9\u8a0a\u865f\u3002Ping \u5ef6\u9072\u5347\u9ad8\u3001\u7528\u6236\u7aef\u5728\u5de5\u4f5c\u968e\u6bb5\u4e2d\u9014\u983b\u7e41\u65b7\u7dda\u3001\u4f3a\u670d\u5668\u5f9e\u4f3a\u670d\u5668\u5217\u8868\u4e2d\u6d88\u5931\uff0c\u9019\u4e9b\u901a\u5e38\u90fd\u8aaa\u660e\u662f\u8cc7\u6e90\u8017\u76e1\uff0c\u800c\u4e0d\u662f\u55ae\u7d14\u300c\u592a\u53d7\u6b61\u8fce\u300d\u3002\u7db2\u8def\u5c64\u6d2a\u6cdb\u5f80\u5f80\u4e5f\u6703\u9023 SSH \u4e00\u8d77\u62d6\u57ae\uff0c\u800c CC \u653b\u64ca\u5247\u5e38\u5e38\u4e0d\u5f71\u97ff\u4f60\u6b63\u5e38\u767b\u5165\u3002\u628a\u9019\u4e9b\u7dda\u7d22\u8996\u70ba\u8f14\u52a9\u78ba\u8a8d\uff0c\u800c\u4e0d\u662f\u55ae\u7368\u8b49\u64da\u3002\u63a5\u4e0b\u4f86\u7e7c\u7e8c\u770b\u65e5\u8a8c\u3002<\/p>\n<h2>\u900f\u904e Web \u5b58\u53d6\u65e5\u8a8c\u8b58\u5225 CC \u6a21\u5f0f<\/h2>\n<p>\u5982\u679c\u50c5\u9760\u5716\u8868\u548c socket \u72c0\u614b\u4ecd\u96e3\u4ee5\u5224\u65b7\uff0c\u5c31\u53bb\u67e5\u770b Web \u5b58\u53d6\u65e5\u8a8c\u3002\u65e5\u8a8c\u6703\u8a18\u9304\u6bcf\u4e00\u6b21\u8acb\u6c42\uff0c\u56e0\u6b64\u5b83\u5f80\u5f80\u6bd4\u6d41\u91cf\u5716\u66f4\u80fd\u6e96\u78ba\u5e6b\u52a9\u4f60\u5224\u65b7\u4f3a\u670d\u5668\u662f\u5426\u6b63\u5728\u906d\u53d7 CC \u653b\u64ca\u3002CC \u653b\u64ca\u6703\u7559\u4e0b\u6e05\u6670\u53ef\u8b80\u7684\u75d5\u8de1\u3002\u5927\u91cf\u8acb\u6c42\u6703\u5728\u77ed\u6642\u9593\u5167\u96c6\u4e2d\u6e67\u5165\uff0c\u800c\u9019\u4e9b\u6d41\u91cf\u80cc\u5f8c\u7684\u6a21\u5f0f\uff0c\u6b63\u662f\u4f60\u5224\u65b7\u554f\u984c\u6027\u8cea\u7684\u95dc\u9375\u3002<\/p>\n<h3>\u91cd\u8907\u8def\u5f91\u8207\u55ae\u4e00\u4f86\u6e90\u9023\u7dda<\/h3>\n<p>\u771f\u5be6\u8a2a\u5ba2\u7684\u8acb\u6c42\u901a\u5e38\u6703\u5206\u6563\u5728\u591a\u500b\u9801\u9762\u4e0a\u3002\u4ed6\u5011\u6703\u5148\u5b58\u53d6\u9996\u9801\uff0c\u518d\u6253\u958b\u6587\u7ae0\uff0c\u540c\u6642\u8acb\u6c42\u5716\u7247\u548c\u8173\u672c\u7b49\u975c\u614b\u8cc7\u6e90\u3002\u653b\u64ca\u6d41\u91cf\u5247\u5f80\u5f80\u66f4\u96c6\u4e2d\u3002\u4f60\u6703\u770b\u5230\u540c\u4e00\u500b URL \u88ab\u9ad8\u983b\u5237\u65b0\uff0c\u4e14\u5e38\u5e38\u4f34\u96a8\u8457\u4f86\u81ea\u55ae\u4e00\u4f86\u6e90\u4f4d\u5740\u7684\u5927\u91cf\u4e26\u767c\u9023\u7dda\u3002\u6700\u660e\u986f\u7684\u7279\u5fb5\u662f\uff1a\u67d0\u500b\u7528\u6236\u7aef\u53cd\u8986\u53ea\u8acb\u6c42\u540c\u4e00\u500b\u4ecb\u9762\uff0c\u6bd4\u5982\u767b\u5165\u8868\u55ae\u6216\u641c\u5c0b\u4ecb\u9762\uff0c\u800c\u5b8c\u5168\u5ffd\u7565\u975c\u614b\u8cc7\u6e90\u3002\u6b64\u6642\u4f60\u8981\u554f\u81ea\u5df1\uff1a\u5b58\u53d6\u65e5\u8a8c\u4e2d\u662f\u5426\u5728\u6975\u77ed\u6642\u9593\u8996\u7a97\u88e1\uff0c\u5c0d\u540c\u4e00\u8def\u5f91\u51fa\u73fe\u4e86\u5927\u91cf\u8acb\u6c42\uff1f\u5982\u679c\u67d0\u4e9b\u52d5\u614b\u4ecb\u9762\u88ab\u5e36\u8457\u76f8\u540c\u53c3\u6578\u53cd\u8986\u885d\u64ca\uff0c\u9019\u66f4\u50cf\u662f HTTP\/HTTPS \u6d2a\u6cdb\uff0c\u800c\u4e0d\u662f\u6b63\u5e38\u8b80\u8005\u5b58\u53d6\u3002<\/p>\n<h3>\u4f7f\u7528\u65e5\u8a8c\u5de5\u5177\u9032\u884c\u5075\u6e2c\u8207\u8abf\u67e5<\/h3>\n<p>\u65e5\u8a8c\u5206\u6790\u5de5\u5177\u53ef\u4ee5\u5728\u65e5\u8a8c\u5beb\u5165\u7684\u540c\u6642\u5373\u6642\u6383\u63cf\uff0c\u4e26\u81ea\u52d5\u6a19\u8a18\u4e0a\u8ff0\u6a21\u5f0f\u3002\u5b83\u5011\u9084\u80fd\u5e6b\u52a9\u4f60\u4fdd\u7559\u8b49\u64da\uff0c\u9019\u5c0d\u65bc\u4e8b\u5f8c\u8abf\u67e5\u540c\u6a23\u91cd\u8981\u3002\u653b\u64ca\u7a81\u589e\u5075\u6e2c\u53c8\u591a\u52a0\u4e86\u4e00\u5c64\u9632\u8b77\uff1a\u5b83\u6703\u76e3\u6e2c\u5b89\u5168\u5f15\u64ce\u7684\u544a\u8b66\u901f\u7387\uff0c\u4e00\u65e6\u6d3b\u52d5\u504f\u96e2\u6b63\u5e38\u7bc4\u570d\uff0c\u5c31\u767c\u51fa\u9810\u8b66\u3002\u85c9\u52a9\u9019\u4e9b\u5de5\u5177\uff0c\u4f60\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u5340\u5206\u61c9\u7528\u5c64\u653b\u64ca\u8207\u7db2\u8def\u5c64\u653b\u64ca\u3002\u7b2c 7 \u5c64\u6d2a\u6cdb\u6703\u63a8\u9ad8\u8acb\u6c42\u6578\uff0c\u4f46\u5c01\u5305\u91cf\u4ecd\u76f8\u5c0d\u5e73\u7a69\uff0c\u8868\u73fe\u70ba\u7b2c 7 \u5c64 QPS \u4e0a\u5347\u537b\u6c92\u6709\u76f8\u61c9\u7684\u983b\u5bec\u589e\u9577\uff1b\u800c\u8f03\u4f4e\u5c64\u7684 DDoS \u5247\u6b63\u597d\u76f8\u53cd\u3002\u9019\u500b\u5c0d\u6bd4\u80fd\u5920\u5e6b\u52a9\u4f60\u78ba\u8a8d\u653b\u64ca\u5c64\u7d1a\uff0c\u4e26\u6307\u5c0e\u5f8c\u7e8c\u56de\u61c9\u3002<\/p>\n<h2>\u907f\u514d\u8aa4\u5224\uff0c\u4e26\u63a1\u53d6\u6b63\u78ba\u56de\u61c9<\/h2>\n<h3>\u5148\u6392\u9664\u5e38\u898b\u8aa4\u5831\u60c5\u6cc1<\/h3>\n<p>\u4fc3\u92b7\u6d3b\u52d5\u3001\u96fb\u5b50\u5831\u7fa4\u767c\u6216\u67d0\u7bc7\u5167\u5bb9\u7a81\u7136\u7206\u7d05\uff0c\u90fd\u53ef\u80fd\u88fd\u9020\u51fa\u770b\u4f3c\u300c\u60e1\u610f\u300d\u7684\u6d41\u91cf\u9ad8\u5cf0\u3002\u5728\u5c01\u9396\u4efb\u4f55\u4f86\u6e90\u4e4b\u524d\uff0c\u52d9\u5fc5\u5148\u6392\u9664\u9019\u4e9b\u60c5\u6cc1\u3002\u5148\u6aa2\u67e5\u4f60\u7684\u884c\u92b7\u6d3b\u52d5\u65e5\u66c6\u548c\u793e\u7fa4\u5e73\u53f0\u50b3\u64ad\u60c5\u6cc1\uff0c\u518d\u5c0d\u6bd4\u4f86\u6e90\u5730\u5340\u662f\u5426\u7b26\u5408\u5e73\u6642\u7684\u53d7\u773e\u5206\u5e03\u3002\u771f\u5be6\u4f7f\u7528\u8005\u901a\u5e38\u4f86\u81ea\u4f60\u539f\u672c\u670d\u52d9\u7684\u5340\u57df\uff0c\u800c\u4e14\u4ed6\u5011\u6703\u5148\u6253\u958b\u9801\u9762\uff0c\u518d\u8acb\u6c42\u5176\u4e2d\u7684\u8cc7\u6e90\u3002\u722c\u87f2\u5927\u898f\u6a21\u6293\u53d6\u6216\u76e3\u63a7\u6a5f\u5668\u4eba\u4e5f\u53ef\u80fd\u62ac\u9ad8\u8acb\u6c42\u6578\u3002\u6b64\u6642\u53ef\u4ee5\u67e5\u770b\u5b83\u5011\u662f\u5426\u5ba3\u544a\u4e86 User-Agent\uff0c\u4ee5\u53ca\u8acb\u6c42\u983b\u7387\u662f\u5426\u8db3\u5920\u514b\u5236\u3002\u6700\u5f8c\uff0c\u9084\u8981\u78ba\u8a8d\u9019\u6b21\u6d41\u91cf\u5cf0\u503c\u4e0d\u662f\u7531\u4e0d\u7a69\u5b9a\u7684\u570b\u969b\u93c8\u8def\u5c0e\u81f4\u7684\u91cd\u50b3\u96dc\u8a0a\u3002\u91cd\u8907\u8cc7\u6599\u5c01\u5305\u6703\u62ac\u9ad8\u6d41\u91cf\u5716\uff0c\u4f46\u4e26\u4e0d\u6703\u5e36\u4f86\u771f\u5be6\u4f7f\u7528\u8005\u3002<\/p>\n<h3>\u91dd\u5c0d\u4e0d\u540c\u5834\u666f\u5206\u5225\u61c9\u5c0d<\/h3>\n<p>\u5982\u679c\u662f\u771f\u5be6\u6d41\u91cf\u6fc0\u589e\uff0c\u61c9\u512a\u5148\u64f4\u5bb9\u4e26\u5f37\u5316\u5feb\u53d6\u3002\u6a6b\u5411\u589e\u52a0 Web worker\uff0c\u63d0\u5347\u8cc7\u6599\u5eab\u9023\u7dda\u4e0a\u9650\uff0c\u4e26\u900f\u904e CDN \u5206\u767c\u975c\u614b\u8cc7\u6e90\u3002\u5982\u679c\u696d\u52d9\u5141\u8a31\uff0c\u9084\u53ef\u4ee5\u5feb\u53d6\u5df2\u6e32\u67d3\u9801\u9762\u3002\u9019\u4e9b\u63aa\u65bd\u80fd\u5920\u5728\u4e0d\u5f71\u97ff\u771f\u5be6\u4f7f\u7528\u8005\u7684\u524d\u63d0\u4e0b\u6709\u6548\u5438\u6536\u6d41\u91cf\u3002<\/p>\n<p>\u5982\u679c\u662f CC \u653b\u64ca\uff0c\u5247\u9700\u8981\u5206\u5c64\u8655\u7406\u3002\u5148\u6309\u4f86\u6e90\u548c\u4ecb\u9762\u5be6\u65bd\u901f\u7387\u9650\u5236\uff1b\u518d\u5c0d\u53ef\u7591\u7528\u6236\u7aef\u52a0\u5165 JavaScript \u9a57\u8b49\u6216\u9a57\u8b49\u78bc\u6311\u6230\u3002\u96a8\u5f8c\u6aa2\u67e5\u4f3a\u670d\u5668\u65e5\u8a8c\u4e2d\u662f\u5426\u5b58\u5728\u60e1\u610f\u8173\u672c\u6216\u5df2\u77e5\u6f0f\u6d1e\u5229\u7528\uff0c\u56e0\u70ba\u4e00\u53f0\u88ab\u653b\u9677\u7684\u4e3b\u6a5f\u4e5f\u53ef\u80fd\u6b63\u5728\u53c3\u8207\u6d2a\u6cdb\u3002\u5982\u679c\u4f60\u61f7\u7591\u906d\u53d7\u7684\u662f\u7db2\u8def\u5c64\u653b\u64ca\uff0c\u5247\u61c9\u7acb\u5373\u806f\u7d61\u670d\u52d9\u63d0\u4f9b\u5546\u9032\u884c\u4e0a\u6e38\u6e05\u6d17\u3002\u9019\u500b\u5c64\u9762\u7684 DDoS\uff0c\u901a\u5e38\u4e0d\u662f\u9760\u4e3b\u6a5f\u672c\u5730\u8abf\u6821\u5c31\u80fd\u89e3\u6c7a\u7684\u3002\u8981\u5b78\u6703\u6839\u64da\u5404\u81ea\u7684\u8b49\u64da\u4f86\u8abf\u67e5\u4e0d\u540c\u985e\u578b\u4e8b\u4ef6\uff1a\u61c9\u7528\u5c64\u6d2a\u6cdb\u6703\u9ad4\u73fe\u5728\u8acb\u6c42\u65e5\u8a8c\u4e2d\uff0c\u800c\u7b2c 7 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