[vc_row][vc_column][vc_column_text css=””]<\/p>\n
\u5728\u5f53\u4eca\u5f71\u89c6\u7f51\u7ad9\u670d\u52a1\u5668\u79df\u7528<\/a>\u548c\u6d41\u5a92\u4f53\u670d\u52a1<\/a>\u7684\u52a8\u6001\u73af\u5883\u4e2d\uff0c\u4e3a\u7cbe\u901a\u6280\u672f\u7684\u5f00\u53d1\u8005\u548c\u7cfb\u7edf\u7ba1\u7406\u5458\u9009\u62e9\u6b63\u786e\u7684\u9999\u6e2f\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u672c\u7efc\u5408\u6307\u5357\u6df1\u5165\u63a2\u8ba8\u4e86\u5b9e\u73b0\u6700\u4f73\u6d41\u5a92\u4f53\u64ad\u653e\u6027\u80fd\u6240\u9700\u7684\u6280\u672f\u89c4\u683c\u548c\u67b6\u6784\u8003\u8651\u56e0\u7d20\u3002<\/p>\n \u8ba9\u6211\u4eec\u5206\u6790\u9ad8\u6027\u80fd\u6d41\u5a92\u4f53\u670d\u52a1\u5668\u6240\u9700\u7684\u6280\u672f\u6808\uff1a<\/p>\n \u4e3a\u5b9e\u73b0\u6700\u4f73\u6d41\u5a92\u4f53\u6027\u80fd\uff0c\u9700\u5b9e\u65bd\u591a\u5c42\u7f51\u7edc\u67b6\u6784\uff1a<\/p>\n \u5b9e\u65bd\u7ed3\u5408SSD\u548cHDD\u7684\u6df7\u5408\u5b58\u50a8\u89e3\u51b3\u65b9\u6848\uff0c\u91c7\u7528\u6700\u4f18RAID\u914d\u7f6e\uff1a<\/p>\n \u5728\u6218\u7565\u4f4d\u7f6e\u90e8\u7f72\u8fb9\u7f18\u670d\u52a1\u5668\u4ee5\u964d\u4f4e\u5ef6\u8fdf\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684\u8fb9\u7f18\u914d\u7f6e\uff1a<\/p>\n \u5b9e\u65bd\u4ee5\u4e0b\u5185\u6838\u7ea7\u4f18\u5316\u4ee5\u83b7\u5f97\u6700\u5927\u541e\u5410\u91cf\uff1a<\/p>\n \u4f7f\u7528Prometheus\u548cGrafana\u8bbe\u7f6e\u5168\u9762\u76d1\u63a7\uff1a<\/p>\n \u5728\u89c4\u5212\u5f71\u89c6\u6d41\u5a92\u4f53\u57fa\u7840\u8bbe\u65bd\u65f6\uff0c\u8003\u8651\u4ee5\u4e0b\u4e0d\u540c\u89c4\u6a21\u9700\u6c42\u7684\u5206\u5c42\u914d\u7f6e\uff1a<\/p>\n \u8d44\u6e90\u5206\u914d\u8003\u8651\u56e0\u7d20\uff1a<\/p>\n \u4f7f\u7528\u4ee5\u4e0b\u6307\u6807\u5b9e\u65bd\u8d44\u6e90\u76d1\u63a7\uff1a<\/p>\n \u5b9e\u65bd\u4ee5\u4e0b\u57fa\u672c\u5b89\u5168\u63aa\u65bd\uff1a<\/p>\n \u603b\u4e4b\uff0c\u5728\u9999\u6e2f\u9009\u62e9\u5408\u9002\u7684\u5f71\u89c6\u7f51\u7ad9\u670d\u52a1\u5668\u79df\u7528\u65b9\u6848\u9700\u8981\u4ed4\u7ec6\u8003\u8651\u786c\u4ef6\u89c4\u683c\u3001\u7f51\u7edc\u67b6\u6784\u548c\u4f18\u5316\u6280\u672f\u3002\u901a\u8fc7\u9075\u5faa\u672c\u6280\u672f\u6307\u5357\uff0c\u60a8\u53ef\u4ee5\u6784\u5efa\u4e00\u4e2a\u5f3a\u5927\u4e14\u53ef\u6269\u5c55\u7684\u6d41\u5a92\u4f53\u57fa\u7840\u8bbe\u65bd\uff0c\u63d0\u4f9b\u5353\u8d8a\u7684\u6027\u80fd\u8868\u73b0\u3002<\/p>\n [\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":" [vc_row][vc_column][vc_column_text css=””] \u5728\u5f53\u4eca\u5f71\u89c6\u7f51\u7ad9\u670d\u52a1\u5668\u79df\u7528\u548c\u6d41\u5a92\u4f53\u670d\u52a1\u7684\u52a8\u6001\u73af\u5883\u4e2d\uff0c\u4e3a\u7cbe\u901a\u6280\u672f\u7684\u5f00\u53d1\u8005\u548c\u7cfb\u7edf\u7ba1\u7406\u5458\u9009\u62e9\u6b63\u786e\u7684\u9999\u6e2f\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u672c\u7efc\u5408\u6307\u5357\u6df1\u5165\u63a2\u8ba8\u4e86\u5b9e\u73b0\u6700\u4f73\u6d41\u5a92\u4f53\u64ad\u653e\u6027\u80fd\u6240\u9700\u7684\u6280\u672f\u89c4\u683c\u548c\u67b6\u6784\u8003\u8651\u56e0\u7d20\u3002 \u5f71\u89c6\u6d41\u5a92\u4f53\u7684\u6838\u5fc3\u670d\u52a1\u5668\u8981\u6c42 \u8ba9\u6211\u4eec\u5206\u6790\u9ad8\u6027\u80fd\u6d41\u5a92\u4f53\u670d\u52a1\u5668\u6240\u9700\u7684\u6280\u672f\u6808\uff1a # \u6700\u4f4e\u670d\u52a1\u5668\u89c4\u683c CPU: Intel Xeon E-2288G \u6216 AMD EPYC 7302P RAM: 64GB DDR4 ECC \u5b58\u50a8: 2TB NVMe SSD (\u64cd\u4f5c\u7cfb\u7edf + \u7f13\u5b58) + 20TB \u4f01\u4e1a\u7ea7\u786c\u76d8 (\u5185\u5bb9\u5b58\u50a8) \u7f51\u7edc: 1Gbps \u4e13\u7528\u4e0a\u884c\u94fe\u8def (\u53ef\u7a81\u53d1\u81f3 10Gbps) \u7f51\u7edc\u67b6\u6784\u6df1\u5ea6\u89e3\u6790 \u4e3a\u5b9e\u73b0\u6700\u4f73\u6d41\u5a92\u4f53\u6027\u80fd\uff0c\u9700\u5b9e\u65bd\u591a\u5c42\u7f51\u7edc\u67b6\u6784\uff1a # \u7f51\u7edc\u914d\u7f6e\u793a\u4f8b upstream streaming_backend { server backend1.example.com:8080 weight=5; server backend2.example.com:8080 weight=5; keepalive 32; } server { listen 80; […]<\/p>\n\u5f71\u89c6\u6d41\u5a92\u4f53\u7684\u6838\u5fc3\u670d\u52a1\u5668\u8981\u6c42<\/strong><\/h2>\n
\r\n# \u6700\u4f4e\u670d\u52a1\u5668\u89c4\u683c\r\nCPU: Intel Xeon E-2288G \u6216 AMD EPYC 7302P\r\nRAM: 64GB DDR4 ECC\r\n\u5b58\u50a8: 2TB NVMe SSD (\u64cd\u4f5c\u7cfb\u7edf + \u7f13\u5b58) + 20TB \u4f01\u4e1a\u7ea7\u786c\u76d8 (\u5185\u5bb9\u5b58\u50a8)\r\n\u7f51\u7edc: 1Gbps \u4e13\u7528\u4e0a\u884c\u94fe\u8def (\u53ef\u7a81\u53d1\u81f3 10Gbps)\r\n<\/code><\/pre>\n\u7f51\u7edc\u67b6\u6784\u6df1\u5ea6\u89e3\u6790<\/strong><\/h2>\n
\r\n# \u7f51\u7edc\u914d\u7f6e\u793a\u4f8b\r\nupstream streaming_backend {\r\n server backend1.example.com:8080 weight=5;\r\n server backend2.example.com:8080 weight=5;\r\n keepalive 32;\r\n}\r\n\r\nserver {\r\n listen 80;\r\n server_name streaming.example.com;\r\n \r\n location \/content\/ {\r\n proxy_pass http:\/\/streaming_backend;\r\n proxy_buffering on;\r\n proxy_buffer_size 16k;\r\n proxy_buffers 8 16k;\r\n proxy_cache_valid 200 60m;\r\n }\r\n}\r\n<\/code><\/pre>\n\u5b58\u50a8\u7b56\u7565\u548cRAID\u914d\u7f6e<\/strong><\/h2>\n
\n\n
\n \u5b58\u50a8\u7c7b\u578b<\/th>\n RAID\u7ea7\u522b<\/th>\n \u7528\u9014<\/th>\n<\/tr>\n \n NVMe SSD<\/td>\n RAID 1<\/td>\n \u64cd\u4f5c\u7cfb\u7edf + \u7f13\u5b58<\/td>\n<\/tr>\n \n \u4f01\u4e1a\u7ea7HDD<\/td>\n RAID 6<\/td>\n \u5185\u5bb9\u5b58\u50a8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n CDN\u96c6\u6210\u548c\u8fb9\u7f18\u8ba1\u7b97<\/strong><\/h2>\n
\r\n# \u8fb9\u7f18\u670d\u52a1\u5668\u914d\u7f6e\r\nlocation ~* \\.(mp4|m4v|webm)$ {\r\n slice 1m;\r\n slice_buffer_size 2m;\r\n \r\n proxy_cache video_cache;\r\n proxy_cache_valid 200 72h;\r\n proxy_cache_use_stale error timeout http_500 http_502 http_503 http_504;\r\n proxy_cache_lock on;\r\n \r\n proxy_set_header Host $host;\r\n proxy_set_header X-Real-IP $remote_addr;\r\n \r\n add_header X-Cache-Status $upstream_cache_status;\r\n}\r\n<\/code><\/pre>\n\u6027\u80fd\u4f18\u5316\u6280\u672f<\/strong><\/h2>\n
\r\n# \u7cfb\u7edf\u8c03\u4f18\u53c2\u6570\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\nnet.ipv4.tcp_max_syn_backlog = 4096\r\nnet.core.netdev_max_backlog = 50000\r\n<\/code><\/pre>\n\u76d1\u63a7\u548c\u5206\u6790\u5b9e\u65bd<\/strong><\/h2>\n
\r\n# Prometheus\u914d\u7f6e\r\nscrape_configs:\r\n - job_name: 'streaming_metrics'\r\n static_configs:\r\n - targets: ['localhost:9090']\r\n metrics_path: '\/metrics'\r\n scheme: 'http'\r\n scrape_interval: 15s\r\n<\/code><\/pre>\n\u8d44\u6e90\u89c4\u5212\u548c\u5bb9\u91cf\u5206\u6790<\/strong><\/h2>\n
\n\n
\n \u57fa\u7840\u8bbe\u65bd\u7b49\u7ea7<\/th>\n \u670d\u52a1\u5668\u914d\u7f6e<\/th>\n \u5e76\u53d1\u7528\u6237\u6570<\/th>\n \u5b58\u50a8\u5bb9\u91cf<\/th>\n<\/tr>\n \n \u57fa\u7840\u7ea7<\/td>\n 8\u6838\/32G\/2TB<\/td>\n 500-1,000<\/td>\n 2TB\u5185\u5bb9 + 500GB\u7f13\u5b58<\/td>\n<\/tr>\n \n \u6807\u51c6\u7ea7<\/td>\n 16\u6838\/64G\/4TB<\/td>\n 1,000-5,000<\/td>\n 4TB\u5185\u5bb9 + 1TB\u7f13\u5b58<\/td>\n<\/tr>\n \n \u4f01\u4e1a\u7ea7<\/td>\n 32\u6838\/128G\/8TB<\/td>\n 5,000-10,000<\/td>\n 8TB\u5185\u5bb9 + 2TB\u7f13\u5b58<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \n\n
\n \u670d\u52a1\u7ec4\u4ef6<\/th>\n \u8d44\u6e90\u9700\u6c42<\/th>\n \u6269\u5c55\u56e0\u7d20<\/th>\n<\/tr>\n \n CDN\u8fb9\u7f18\u8282\u70b9<\/td>\n \u7f13\u5b58\u6bd4\u4f8b 1:4<\/td>\n \u6309\u5730\u7406\u533a\u57df<\/td>\n<\/tr>\n \n SSL\/TLS<\/td>\n \u6700\u4f4e2048\u4f4d<\/td>\n \u6309\u57df\u540d\/\u5b50\u57df\u540d<\/td>\n<\/tr>\n \n DDoS\u9632\u62a4<\/td>\n \u4e09\u56db\u4e03\u5c42\u9632\u62a4<\/td>\n \u57fa\u4e8e\u6d41\u91cf\u6a21\u5f0f<\/td>\n<\/tr>\n \n \u5907\u4efd\u7cfb\u7edf<\/td>\n \u5173\u952e\u6570\u636e1:1\u6bd4\u4f8b<\/td>\n \u6bcf\u5468\u5b8c\u6574\uff0c\u6bcf\u65e5\u589e\u91cf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \r\n# \u8d44\u6e90\u8ba1\u7b97\u516c\u5f0f\r\n\u6240\u9700CPU\u6838\u5fc3\u6570 = (\u5e76\u53d1\u7528\u6237\u6570 \u00d7 0.02) + \u57fa\u7840\u7cfb\u7edf\u8d1f\u8f7d\r\n\u5185\u5b58_GB = (\u5e76\u53d1\u7528\u6237\u6570 \u00d7 0.05) + \u7f13\u5b58\u5927\u5c0f_GB\r\n\u5b58\u50a8_TB = (\u5185\u5bb9\u65f6\u957f \u00d7 2.5GB) + (\u7528\u6237\u6570 \u00d7 0.1GB)\r\n\r\n# 5000\u7528\u6237\u914d\u7f6e\u793a\u4f8b\r\nCPU\u6838\u5fc3\u6570 = (5000 \u00d7 0.02) + 4 = 104\u6838\r\n\u5185\u5b58 = (5000 \u00d7 0.05) + 32 = 282GB\r\n\u5b58\u50a8 = (1000 \u00d7 2.5) + (5000 \u00d7 0.1) = 3000GB\r\n<\/code><\/pre>\n\r\n# \u5173\u952e\u6027\u80fd\u6307\u6807\r\n- CPU\u4f7f\u7528\u7387\uff1a\u4fdd\u6301\u572875%\u4ee5\u4e0b\r\n- \u5185\u5b58\u4f7f\u7528\uff1a\u4fdd\u6301\u572880%\u4ee5\u4e0b\r\n- \u5b58\u50a8I\/O\uff1a\u76d1\u63a7IOPS\u548c\u5ef6\u8fdf\r\n- \u7f51\u7edc\u541e\u5410\u91cf\uff1a\u8ddf\u8e2a\u6bcf\u7528\u6237\u6bd4\u7279\u7387\r\n- \u7f13\u5b58\u547d\u4e2d\u7387\uff1a\u76ee\u6807>85%\r\n- \u54cd\u5e94\u65f6\u95f4\uff1a\u76ee\u6807<200ms # \u8d44\u6e90\u6269\u5c55\u89e6\u53d1\u6761\u4ef6 if (CPU\u4f7f\u7528\u7387 > 75% || \u5185\u5b58\u4f7f\u7528\u7387 > 80%):\r\n \u89e6\u53d1\u6c34\u5e73\u6269\u5c55()\r\nif (\u5b58\u50a8\u4f7f\u7528\u7387 > 85%):\r\n \u6269\u5c55\u5b58\u50a8\u6c60()\r\nif (\u7f51\u7edc\u9971\u548c\u5ea6 > 90%):\r\n \u6fc0\u6d3b\u989d\u5916CDN\u8282\u70b9()\r\n<\/code><\/pre>\n\u5b89\u5168\u5b9e\u65bd\u6307\u5357<\/strong><\/h2>\n
\r\n# \u5b89\u5168\u6807\u5934\u914d\u7f6e\r\nadd_header X-Frame-Options \"SAMEORIGIN\" always;\r\nadd_header X-XSS-Protection \"1; mode=block\" always;\r\nadd_header X-Content-Type-Options \"nosniff\" always;\r\nadd_header Referrer-Policy \"no-referrer-when-downgrade\" always;\r\nadd_header Content-Security-Policy \"default-src 'self' http: https: data: blob: 'unsafe-inline'\" always;\r\n<\/code><\/pre>\n