[vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]\u5728\u5f53\u4eca\u7684\u6570\u5b57\u5316\u73af\u5883\u4e2d,\u4e3a\u7f8e\u56fd\u72ec\u7acb\u670d\u52a1\u5668\u79df\u7528<\/a>\u9009\u62e9\u6b63\u786e\u7684\u7f51\u7edc\u67b6\u6784<\/a>\u5bf9\u4e1a\u52a1\u6210\u529f\u81f3\u5173\u91cd\u8981\u3002\u65e0\u8bba\u60a8\u662f\u8fd0\u8425\u9ad8\u6d41\u91cf\u7f51\u7ad9\u3001\u6e38\u620f\u670d\u52a1\u5668\u8fd8\u662f\u6d41\u5a92\u4f53\u5e73\u53f0,\u60a8\u7684\u7f51\u7edc\u67b6\u6784\u9009\u62e9\u90fd\u4f1a\u76f4\u63a5\u5f71\u54cd\u6027\u80fd\u3001\u53ef\u9760\u6027\u548c\u6210\u672c\u6548\u76ca\u3002<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u7f8e\u56fd\u72ec\u7acb\u670d\u52a1\u5668\u7684\u7f51\u7edc\u67b6\u6784\u901a\u5e38\u5206\u4e3a\u4e09\u5927\u7c7b:\u5355\u7ebf\u8def\u3001\u53cc\u7ebf\u8def\u548c\u591a\u7ebf\u8def\u914d\u7f6e\u3002\u6bcf\u79cd\u914d\u7f6e\u670d\u52a1\u4e8e\u4e0d\u540c\u7684\u4e1a\u52a1\u9700\u6c42,\u5177\u6709\u4e0d\u540c\u7684\u4f18\u52bf:<\/p>\n \u5355\u7ebf\u8def\u8bbe\u7f6e\u4f7f\u7528\u4e00\u4e2a\u4e3b\u8981\u7f51\u7edc\u8fde\u63a5,\u9002\u7528\u4e8e\u8f83\u5c0f\u89c4\u6a21\u7684\u8fd0\u8425:<\/p>\n \u5b9e\u65bd\u53cc\u7ebf\u8def\u914d\u7f6e\u9700\u8981\u8d1f\u8f7d\u5747\u8861\u8bbe\u7f6e\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684Nginx\u914d\u7f6e\u793a\u4f8b:<\/p>\n \u5bf9\u4e8e\u4f01\u4e1a\u7ea7\u90e8\u7f72,BGP\u8def\u7531\u63d0\u4f9b\u6700\u4f73\u8def\u5f84\u9009\u62e9\u3002\u8bf7\u53c2\u8003\u6b64BGP\u914d\u7f6e\u793a\u4f8b:<\/p>\n \u60a8\u5e0c\u671b\u6211\u7ee7\u7eed\u4ecb\u7ecd\u4e0b\u4e00\u8282\u5173\u4e8e\u6027\u80fd\u5206\u6790\u3001\u6210\u672c\u8003\u8651\u548c\u5b9e\u65bd\u7b56\u7565\u7684\u5185\u5bb9\u5417?<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u5728\u8bbe\u8ba1\u7f8e\u56fd\u72ec\u7acb\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u65f6,\u6709\u51e0\u4e2a\u5173\u952e\u56e0\u7d20\u51b3\u5b9a\u4e86\u6700\u4f73\u7f51\u7edc\u914d\u7f6e\u3002\u8ba9\u6211\u4eec\u4ece\u6280\u672f\u89d2\u5ea6\u5206\u6790\u8fd9\u4e9b\u56e0\u7d20:<\/p>\n \u8fd9\u662f\u4e00\u4e2a\u7528Python\u7f16\u5199\u7684\u5b9e\u7528\u7f51\u7edc\u6027\u80fd\u76d1\u63a7\u811a\u672c:<\/p>\n \u7406\u89e3\u6d41\u91cf\u6a21\u5f0f\u6709\u52a9\u4e8e\u4f18\u5316\u7f51\u7edc\u8d44\u6e90\u5206\u914d\u3002\u8003\u8651\u4ee5\u4e0b\u5e38\u89c1\u573a\u666f:<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u4f7f\u7528\u8fd9\u4e2aJavaScript\u8ba1\u7b97\u5668\u6765\u8ba1\u7b97\u603b\u62e5\u6709\u6210\u672c(TCO):<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n \u7f51\u7edc\u67b6\u6784\u5b9e\u65bd\u7684\u7cfb\u7edf\u65b9\u6cd5\u5305\u62ec:<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u8ba9\u6211\u4eec\u6765\u7814\u7a76\u4e09\u4e2a\u5177\u6709\u4e0d\u540c\u7f51\u7edc\u67b6\u6784\u5b9e\u65bd\u7684\u90e8\u7f72\u573a\u666f\u3002<\/p>\n \u4f7f\u7528HAProxy\u8fdb\u884c\u8d1f\u8f7d\u5747\u8861\u7684\u9ad8\u6d41\u91cf\u7535\u5b50\u5546\u52a1\u5e73\u53f0:<\/p>\n \u9488\u5bf9\u4f4e\u5ef6\u8fdf\u6e38\u620f\u670d\u52a1\u5668\u7684\u4f18\u5316\u914d\u7f6e:<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u5b9e\u65bd\u8fd9\u4e2a\u57fa\u4e8ePython\u7684\u76d1\u63a7\u7cfb\u7edf\u8fdb\u884c\u5b9e\u65f6\u7f51\u7edc\u5206\u6790:<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u7f8e\u56fd\u72ec\u7acb\u670d\u52a1\u5668\u79df\u7528\u7684\u683c\u5c40\u968f\u7740\u65b0\u5174\u6280\u672f\u548c\u65b9\u6cd5\u4e0d\u65ad\u53d1\u5c55:<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n \u4e3a\u60a8\u7684\u7f8e\u56fd\u72ec\u7acb\u670d\u52a1\u5668\u9009\u62e9\u6b63\u786e\u7684\u7f51\u7edc\u67b6\u6784\u9700\u8981\u4ed4\u7ec6\u8003\u8651\u6027\u80fd\u9700\u6c42\u3001\u6210\u672c\u7ea6\u675f\u548c\u53ef\u6269\u5c55\u6027\u9700\u6c42\u3002\u901a\u8fc7\u9075\u5faa\u672c\u6307\u5357\u4e2d\u6982\u8ff0\u7684\u6280\u672f\u6307\u5bfc\u548c\u5b9e\u65bd\u7b56\u7565,\u60a8\u53ef\u4ee5\u6784\u5efa\u4e00\u4e2a\u6ee1\u8db3\u7279\u5b9a\u4e1a\u52a1\u9700\u6c42\u7684\u5f3a\u5927\u670d\u52a1\u5668\u79df\u7528\u57fa\u7840\u8bbe\u65bd\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]\u5728\u5f53\u4eca\u7684\u6570\u5b57\u5316\u73af\u5883\u4e2d,\u4e3a\u7f8e\u56fd\u72ec\u7acb\u670d\u52a1\u5668\u79df\u7528\u9009\u62e9\u6b63\u786e\u7684\u7f51\u7edc\u67b6\u6784\u5bf9\u4e1a\u52a1\u6210\u529f\u81f3\u5173\u91cd\u8981\u3002\u65e0\u8bba\u60a8\u662f\u8fd0\u8425\u9ad8\u6d41\u91cf\u7f51\u7ad9\u3001\u6e38\u620f\u670d\u52a1\u5668\u8fd8\u662f\u6d41\u5a92\u4f53\u5e73\u53f0,\u60a8\u7684\u7f51\u7edc\u67b6\u6784\u9009\u62e9\u90fd\u4f1a\u76f4\u63a5\u5f71\u54cd\u6027\u80fd\u3001\u53ef\u9760\u6027\u548c\u6210\u672c\u6548\u76ca\u3002 [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text] \u4e86\u89e3\u5e38\u89c1\u7f51\u7edc\u67b6\u6784 \u7f8e\u56fd\u72ec\u7acb\u670d\u52a1\u5668\u7684\u7f51\u7edc\u67b6\u6784\u901a\u5e38\u5206\u4e3a\u4e09\u5927\u7c7b:\u5355\u7ebf\u8def\u3001\u53cc\u7ebf\u8def\u548c\u591a\u7ebf\u8def\u914d\u7f6e\u3002\u6bcf\u79cd\u914d\u7f6e\u670d\u52a1\u4e8e\u4e0d\u540c\u7684\u4e1a\u52a1\u9700\u6c42,\u5177\u6709\u4e0d\u540c\u7684\u4f18\u52bf: 1. \u5355\u7ebf\u8def\u67b6\u6784 \u5355\u7ebf\u8def\u8bbe\u7f6e\u4f7f\u7528\u4e00\u4e2a\u4e3b\u8981\u7f51\u7edc\u8fde\u63a5,\u9002\u7528\u4e8e\u8f83\u5c0f\u89c4\u6a21\u7684\u8fd0\u8425: CNGI\u7ebf\u8def: \u5177\u6709\u6807\u51c6\u8def\u7531\u7684\u57fa\u672c\u8fde\u63a5 CN2\u7ebf\u8def: \u5177\u6709\u6539\u8fdb\u5ef6\u8fdf\u7684\u4f18\u8d28\u8def\u7531 GTT\u7ebf\u8def: \u5177\u6709\u5e7f\u6cdb\u8986\u76d6\u8303\u56f4\u7684\u5168\u7403\u4f20\u8f93\u9009\u9879 2. \u53cc\u7ebf\u8def\u67b6\u6784 \u5b9e\u65bd\u53cc\u7ebf\u8def\u914d\u7f6e\u9700\u8981\u8d1f\u8f7d\u5747\u8861\u8bbe\u7f6e\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684Nginx\u914d\u7f6e\u793a\u4f8b: http { upstream backend_servers { server 192.168.1.10:80 weight=5; # CN2\u7ebf\u8def server 192.168.1.11:80 weight=3; # CNGI\u7ebf\u8def least_conn; # \u8d1f\u8f7d\u5747\u8861\u65b9\u6cd5 } server { listen 80; server_name example.com; location \/ { proxy_pass http:\/\/backend_servers; proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; } […]<\/p>\n\u4e86\u89e3\u5e38\u89c1\u7f51\u7edc\u67b6\u6784<\/strong><\/h2>\n
1. \u5355\u7ebf\u8def\u67b6\u6784<\/h3>\n
\n
2. \u53cc\u7ebf\u8def\u67b6\u6784<\/h3>\n
\r\nhttp {\r\n upstream backend_servers {\r\n server 192.168.1.10:80 weight=5; # CN2\u7ebf\u8def\r\n server 192.168.1.11:80 weight=3; # CNGI\u7ebf\u8def\r\n least_conn; # \u8d1f\u8f7d\u5747\u8861\u65b9\u6cd5\r\n }\r\n \r\n server {\r\n listen 80;\r\n server_name example.com;\r\n \r\n location \/ {\r\n proxy_pass http:\/\/backend_servers;\r\n proxy_set_header Host $host;\r\n proxy_set_header X-Real-IP $remote_addr;\r\n }\r\n }\r\n}\r\n <\/code><\/pre>\n3. \u591a\u7ebf\u8defBGP\u67b6\u6784<\/h3>\n
\r\nrouter bgp 65000\r\n bgp router-id 192.168.1.1\r\n neighbor 192.168.1.2 remote-as 65001\r\n neighbor 192.168.1.3 remote-as 65002\r\n \r\n address-family ipv4\r\n network 10.0.0.0 mask 255.255.255.0\r\n neighbor 192.168.1.2 activate\r\n neighbor 192.168.1.3 activate\r\n exit-address-family\r\n <\/code><\/pre>\n\u5f71\u54cd\u7f51\u7edc\u67b6\u6784\u9009\u62e9\u7684\u5173\u952e\u56e0\u7d20<\/strong><\/h2>\n
\u6027\u80fd\u9700\u6c42\u5206\u6790<\/h3>\n
\r\nimport speedtest\r\nimport time\r\nimport csv\r\n\r\ndef measure_network_performance():\r\n st = speedtest.Speedtest()\r\n \r\n metrics = {\r\n 'timestamp': time.strftime('%Y-%m-%d %H:%M:%S'),\r\n 'download': round(st.download() \/ 1000000, 2), # Mbps\r\n 'upload': round(st.upload() \/ 1000000, 2), # Mbps\r\n 'ping': round(st.results.ping, 2) # ms\r\n }\r\n \r\n with open('network_metrics.csv', 'a') as f:\r\n writer = csv.DictWriter(f, metrics.keys())\r\n writer.writerow(metrics)\r\n \r\n return metrics\r\n\r\n# \u6bcf\u5c0f\u65f6\u8fd0\u884c\u6d4b\u91cf\r\nwhile True:\r\n print(measure_network_performance())\r\n time.sleep(3600)\r\n <\/code><\/pre>\n\u6d41\u91cf\u6a21\u5f0f\u5206\u6790<\/h3>\n
\n\n
\n \u6d41\u91cf\u6a21\u5f0f<\/th>\n \u63a8\u8350\u67b6\u6784<\/th>\n \u5178\u578b\u5e26\u5bbd<\/th>\n<\/tr>\n \n \u7f51\u7ad9\u6258\u7ba1<\/td>\n \u53cc\u7ebf CN2 + CNGI<\/td>\n 50-200 Mbps<\/td>\n<\/tr>\n \n \u6e38\u620f\u670d\u52a1\u5668<\/td>\n \u591a\u7ebf\u8def BGP<\/td>\n 200-500 Mbps<\/td>\n<\/tr>\n \n \u6d41\u5a92\u4f53<\/td>\n CDN + CN2 GIA<\/td>\n 500+ Mbps<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u6210\u672c\u6548\u76ca\u5206\u6790\u5de5\u5177<\/strong><\/h2>\n
\r\nclass NetworkTCOCalculator {\r\n constructor(bandwidth, redundancy, duration) {\r\n this.bandwidth = bandwidth; \/\/ Mbps\r\n this.redundancy = redundancy; \/\/ \u7ebf\u8def\u6570\u91cf\r\n this.duration = duration; \/\/ \u6708\u6570\r\n }\r\n\r\n calculateBandwidthCost() {\r\n const baseRate = 8.5; \/\/ \u6bcfMbps\u7f8e\u5143\r\n return this.bandwidth * baseRate * this.redundancy;\r\n }\r\n\r\n calculateInfrastructureCost() {\r\n const setupCost = 1000; \/\/ \u7f8e\u5143\r\n const monthlyMaintenance = 200; \/\/ \u7f8e\u5143\r\n return setupCost + (monthlyMaintenance * this.duration);\r\n }\r\n\r\n getTotalCost() {\r\n return (this.calculateBandwidthCost() * this.duration) \r\n + this.calculateInfrastructureCost();\r\n }\r\n}\r\n\r\n\/\/ \u4f7f\u7528\u793a\u4f8b\r\nconst calculator = new NetworkTCOCalculator(100, 2, 12);\r\nconsole.log(`\u5e74\u5ea6TCO: $${calculator.getTotalCost()}`);\r\n <\/code><\/pre>\n\u5b9e\u65bd\u7b56\u7565\u548c\u6700\u4f73\u5b9e\u8df5<\/strong><\/h2>\n
\n
\n\u2022 \u7f51\u7edc\u5bb9\u91cf\u89c4\u5212
\n\u2022 \u786c\u4ef6\u517c\u5bb9\u6027\u9a8c\u8bc1
\n\u2022\u00a0\u5b89\u5168\u9700\u6c42\u5206\u6790<\/li>\n
\n\u2022 \u5ef6\u8fdf\u6d4b\u91cf
\n\u2022 \u541e\u5410\u91cf\u6d4b\u8bd5
\n\u2022\u00a0\u4e22\u5305\u76d1\u63a7<\/li>\n<\/ol>\n\u5b9e\u9645\u5b9e\u65bd\u6848\u4f8b<\/strong><\/h2>\n
\u7535\u5b50\u5546\u52a1\u5e73\u53f0\u6848\u4f8b\u7814\u7a76<\/h3>\n
\r\nglobal\r\n log \/dev\/log local0\r\n maxconn 4096\r\n user haproxy\r\n group haproxy\r\n\r\ndefaults\r\n log global\r\n mode http\r\n option httplog\r\n option dontlognull\r\n retries 3\r\n timeout connect 5s\r\n timeout client 30s\r\n timeout server 30s\r\n\r\nfrontend main\r\n bind *:80\r\n default_backend web_servers\r\n\r\nbackend web_servers\r\n balance roundrobin\r\n cookie SERVERID insert indirect nocache\r\n server server1 10.0.0.1:80 check cookie server1\r\n server server2 10.0.0.2:80 check cookie server2\r\n <\/code><\/pre>\n\u6e38\u620f\u670d\u52a1\u5668\u67b6\u6784<\/h3>\n
\r\n# \u7cfb\u7edf\u7ea7\u7f51\u7edc\u4f18\u5316\r\ncat >> \/etc\/sysctl.conf << EOF\r\n# TCP\u5feb\u901f\u6253\u5f00\r\nnet.ipv4.tcp_fastopen = 3\r\n\r\n# TCP\u4f18\u5316\r\nnet.core.rmem_max = 16777216\r\nnet.core.wmem_max = 16777216\r\nnet.ipv4.tcp_rmem = 4096 87380 16777216\r\nnet.ipv4.tcp_wmem = 4096 65536 16777216\r\n\r\n# BBR\u62e5\u585e\u63a7\u5236\r\nnet.core.default_qdisc = fq\r\nnet.ipv4.tcp_congestion_control = bbr\r\nEOF\r\n\r\nsysctl -p\r\n <\/code><\/pre>\n\u76d1\u63a7\u548c\u6545\u969c\u6392\u9664<\/strong><\/h2>\n
\r\nfrom prometheus_client import start_http_server, Gauge\r\nimport psutil\r\nimport time\r\n\r\n# \u521b\u5efa\u6307\u6807\r\nNETWORK_BYTES_SENT = Gauge('network_bytes_sent', '\u53d1\u9001\u7684\u7f51\u7edc\u5b57\u8282\u6570')\r\nNETWORK_BYTES_RECV = Gauge('network_bytes_recv', '\u63a5\u6536\u7684\u7f51\u7edc\u5b57\u8282\u6570')\r\nNETWORK_PACKETS_SENT = Gauge('network_packets_sent', '\u53d1\u9001\u7684\u7f51\u7edc\u6570\u636e\u5305')\r\nNETWORK_PACKETS_RECV = Gauge('network_packets_recv', '\u63a5\u6536\u7684\u7f51\u7edc\u6570\u636e\u5305')\r\n\r\ndef collect_metrics():\r\n while True:\r\n net_stats = psutil.net_io_counters()\r\n NETWORK_BYTES_SENT.set(net_stats.bytes_sent)\r\n NETWORK_BYTES_RECV.set(net_stats.bytes_recv)\r\n NETWORK_PACKETS_SENT.set(net_stats.packets_sent)\r\n NETWORK_PACKETS_RECV.set(net_stats.packets_recv)\r\n time.sleep(1)\r\n\r\nif __name__ == '__main__':\r\n start_http_server(8000)\r\n collect_metrics()\r\n <\/code><\/pre>\n\u672a\u6765\u8d8b\u52bf\u548c\u5efa\u8bae<\/strong><\/h2>\n
\n
\u7ed3\u8bba<\/strong><\/h2>\n