{"id":19862,"date":"2024-12-10T09:38:58","date_gmt":"2024-12-10T01:38:58","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-cn\/how-los-angeles-dedicated-servers-power-live-streaming\/"},"modified":"2025-04-14T09:42:08","modified_gmt":"2025-04-14T01:42:08","slug":"how-los-angeles-dedicated-servers-power-live-streaming","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/blog\/how-los-angeles-dedicated-servers-power-live-streaming\/","title":{"rendered":"\u6d1b\u6749\u77f6\u72ec\u7acb\u670d\u52a1\u5668\u5982\u4f55\u652f\u6301\u76f4\u64ad\u6d41\u5a92\u4f53?"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_column_text css=&#8221;&#8221;]<\/p>\n<h2><strong>\u6d1b\u6749\u77f6\u72ec\u7acb\u670d\u52a1\u5668\u7684\u6218\u7565\u4f18\u52bf<\/strong><\/h2>\n<p><a href=\"https:\/\/www.varidata.com\/zh-cn\/server\/us\/cn2\/\" target=\"_blank\" rel=\"noopener\">\u6d1b\u6749\u77f6\u72ec\u7acb\u670d\u52a1\u5668<\/a>\u5df2\u6210\u4e3a\u73b0\u4ee3\u9ad8\u6e05\u6d41\u5a92\u4f53\u548c\u76f4\u64ad\u57fa\u7840\u8bbe\u65bd\u7684\u6838\u5fc3\u652f\u67f1\u3002\u4f5c\u4e3a\u4e3b\u8981\u4e92\u8054\u7f51\u67a2\u7ebd\u7684\u6218\u7565\u4f4d\u7f6e\uff0c\u52a0\u4e0a\u6bd7\u90bb\u5185\u5bb9\u521b\u4f5c\u8005\u548c\u5a92\u4f53\u516c\u53f8\u7684\u5730\u7406\u4f18\u52bf\uff0c\u4f7f\u6d1b\u6749\u77f6\u670d\u52a1\u5668\u6210\u4e3a\u6d41\u5a92\u4f53\u90e8\u7f72\u7684\u7406\u60f3\u9009\u62e9\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u8fd9\u4e9b\u670d\u52a1\u5668\u5982\u4f55\u9ad8\u6548\u5904\u7406\u9ad8\u6e05\u5185\u5bb9\u5206\u53d1\u7684\u4e25\u82db\u9700\u6c42\u3002<\/p>\n<h2><strong>\u6700\u4f18\u5316\u6d41\u5a92\u4f53\u6027\u80fd\u7684\u786c\u4ef6\u67b6\u6784<\/strong><\/h2>\n<p>\u73b0\u4ee3\u6d41\u5a92\u4f53\u670d\u52a1\u5668\u9700\u8981\u7279\u5b9a\u7684\u786c\u4ef6\u914d\u7f6e\u6765\u4fdd\u6301\u7a33\u5b9a\u6027\u80fd\uff1a<\/p>\n<p>&#8211; CPU\uff1a\u82f1\u7279\u5c14\u81f3\u5f3a\u6216AMD EPYC\u5904\u7406\u5668\uff0c\u6700\u4f4e2.4GHz\uff0c\u6bcfCPU 8\u6838\u4ee5\u4e0a<\/p>\n<p>&#8211; \u5185\u5b58\uff1a\u6700\u4f4e64GB DDR4\uff0c4K\u6d41\u5a92\u4f53\u63a8\u8350128GB<\/p>\n<p>&#8211; \u5b58\u50a8\uff1aRAID 10\u914d\u7f6e\u7684NVMe\u56fa\u6001\u786c\u76d8\uff0c\u6700\u5c112TB<\/p>\n<p>&#8211; \u7f51\u7edc\uff1a10Gbps\u4e13\u7528\u5e26\u5bbd\u7aef\u53e3<\/p>\n<h2><strong>\u6838\u5fc3\u6d41\u5a92\u4f53\u67b6\u6784\u5b9e\u73b0<\/strong><\/h2>\n<p>\u4ee5\u4e0b\u662f\u57fa\u7840NGINX\u7684RTMP\u6d41\u5a92\u4f53\u914d\u7f6e\uff1a<\/p>\n<pre><code>\r\nrtmp {\r\n    server {\r\n        listen 1935;\r\n        chunk_size 4096;\r\n        \r\n        application live {\r\n            live on;\r\n            record off;\r\n            \r\n            # HLS\u6d41\u5a92\u4f53\r\n            hls on;\r\n            hls_path \/tmp\/hls;\r\n            hls_fragment 3s;\r\n            hls_playlist_length 60s;\r\n            \r\n            # DASH\u6d41\u5a92\u4f53\r\n            dash on;\r\n            dash_path \/tmp\/dash;\r\n            dash_fragment 3s;\r\n            dash_playlist_length 60s;\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n<h2><strong>\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\u96c6\u6210<\/strong><\/h2>\n<p>\u6d1b\u6749\u77f6\u670d\u52a1\u5668\u91c7\u7528\u591a\u5c42CDN\u67b6\u6784\uff1a<\/p>\n<p>&#8211; \u8986\u76d6\u7f8e\u56fd\u4e3b\u8981\u57ce\u5e02\u7684\u8fb9\u7f18\u8282\u70b9<\/p>\n<p>&#8211; \u4f18\u5316\u8def\u7531\u7684\u533a\u57df\u63a5\u5165\u70b9(POP)<\/p>\n<p>&#8211; \u4f7f\u7528\u5730\u7406DNS\u7684\u8d1f\u8f7d\u5747\u8861<\/p>\n<p>&#8211; \u786e\u4fdd99.99%\u8fd0\u884c\u65f6\u95f4\u7684\u5197\u4f59\u7f51\u7edc\u8def\u5f84<\/p>\n<h2><strong>\u7cfb\u7edf\u4f18\u5316\u6280\u672f<\/strong><\/h2>\n<p>\u6d41\u5a92\u4f53\u4f18\u5316\u7684\u5173\u952e\u5185\u6838\u53c2\u6570\uff1a<\/p>\n<pre><code>\r\n# \/etc\/sysctl.conf\u7cfb\u7edf\u914d\u7f6e\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_congestion_control = bbr\r\n<\/code><\/pre>\n<h2><strong>\u5b9e\u9645\u90e8\u7f72\u6848\u4f8b\u5206\u6790<\/strong><\/h2>\n<p>\u67d0\u5927\u578b\u7535\u7ade\u5e73\u53f0\u5728\u6d1b\u6749\u77f6\u7684\u90e8\u7f72\u6210\u679c\uff1a<\/p>\n<p>&#8211; \u5e76\u53d1\u89c2\u4f17\uff1a\u8d85\u8fc750\u4e07<\/p>\n<p>&#8211; \u76f4\u64ad\u8d28\u91cf\uff1a1080p60fps\uff0c6Mbps\u7801\u7387<\/p>\n<p>&#8211; \u5ef6\u8fdf\uff1a\u4f4e\u4e8e3\u79d2<\/p>\n<p>&#8211; CPU\u4f7f\u7528\u7387\uff1a\u5e73\u574765%<\/p>\n<p>&#8211; \u7f51\u7edc\u541e\u5410\u91cf\uff1a\u5cf0\u503c3.5Tbps<\/p>\n<h2><strong>\u5b89\u5168\u63aa\u65bd\u5b9e\u65bd<\/strong><\/h2>\n<p>\u57fa\u672c\u5b89\u5168\u63aa\u65bd\u5305\u62ec\uff1a<\/p>\n<pre><code>\r\n# UFW\u9632\u706b\u5899\u914d\u7f6e\r\nufw allow 1935\/tcp  # RTMP\u534f\u8bae\r\nufw allow 80\/tcp    # HTTP\u534f\u8bae\r\nufw allow 443\/tcp   # HTTPS\u534f\u8bae\r\nufw deny all        # \u62d2\u7edd\u5176\u4ed6\u6240\u6709\u5165\u7ad9\r\n\r\n# SSL\u5b89\u5168\u914d\u7f6e\r\nssl_protocols TLSv1.2 TLSv1.3;\r\nssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256;\r\nssl_prefer_server_ciphers on;\r\n<\/code><\/pre>\n<h2><strong>\u57fa\u7840\u8bbe\u65bd\u8003\u8651\u8981\u7d20<\/strong><\/h2>\n<p>\u89c4\u5212\u6d41\u5a92\u4f53\u57fa\u7840\u8bbe\u65bd\u65f6\u9700\u8003\u8651\uff1a<\/p>\n<p>&#8211; \u670d\u52a1\u5668\u4f4d\u7f6e\u548c\u7f51\u7edc\u8d28\u91cf<\/p>\n<p>&#8211; \u5197\u4f59\u548c\u6545\u969c\u8f6c\u79fb\u7cfb\u7edf<\/p>\n<p>&#8211; \u5185\u5bb9\u5206\u53d1\u7f51\u7edc\u8986\u76d6\u8303\u56f4<\/p>\n<p>&#8211; DDoS\u9632\u62a4\u9700\u6c42<\/p>\n<p>&#8211; \u76d1\u63a7\u548c\u7ba1\u7406\u5de5\u5177<\/p>\n<h2><strong>\u6d41\u5a92\u4f53\u57fa\u7840\u8bbe\u65bd\u7684\u672a\u6765\u5c55\u671b<\/strong><\/h2>\n<p>\u6d1b\u6749\u77f6\u72ec\u7acb\u670d\u52a1\u5668\u7684\u53d1\u5c55\u6301\u7eed\u5851\u9020\u7740\u6d41\u5a92\u4f53\u884c\u4e1a\u7684\u683c\u5c40\u3002\u968f\u77408K\u5185\u5bb9\u548cAR\/VR\u6d41\u5a92\u4f53\u7684\u5174\u8d77\uff0c\u8fd9\u4e9b\u5f3a\u5927\u7684\u57fa\u7840\u8bbe\u65bd\u5c06\u901a\u8fc7\u53ef\u6269\u5c55\u67b6\u6784\u548c\u5148\u8fdb\u7684\u538b\u7f29\u6280\u672f\u4e0d\u65ad\u8fdb\u5316\u3002\u5bf9\u4e8e\u5bfb\u6c42\u53ef\u9760\u89e3\u51b3\u65b9\u6848\u7684\u6d41\u5a92\u4f53\u4e13\u4e1a\u4eba\u58eb\u800c\u8a00\uff0c\u6d1b\u6749\u77f6\u72ec\u7acb\u670d\u52a1\u5668\u63d0\u4f9b\u4e86\u6027\u80fd\u3001\u8fde\u901a\u6027\u548c\u6280\u672f\u8fdb\u6b65\u7684\u5b8c\u7f8e\u7ed3\u5408\u3002<\/p>\n<p>[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text css=&#8221;&#8221;] \u6d1b\u6749\u77f6\u72ec\u7acb\u670d\u52a1\u5668\u7684\u6218\u7565\u4f18\u52bf \u6d1b\u6749\u77f6\u72ec\u7acb\u670d\u52a1\u5668\u5df2\u6210\u4e3a\u73b0\u4ee3\u9ad8\u6e05\u6d41\u5a92\u4f53\u548c\u76f4\u64ad\u57fa\u7840\u8bbe\u65bd\u7684\u6838\u5fc3\u652f\u67f1\u3002\u4f5c\u4e3a\u4e3b\u8981\u4e92\u8054\u7f51\u67a2\u7ebd\u7684\u6218\u7565\u4f4d\u7f6e\uff0c\u52a0\u4e0a\u6bd7\u90bb\u5185\u5bb9\u521b\u4f5c\u8005\u548c\u5a92\u4f53\u516c\u53f8\u7684\u5730\u7406\u4f18\u52bf\uff0c\u4f7f\u6d1b\u6749\u77f6\u670d\u52a1\u5668\u6210\u4e3a\u6d41\u5a92\u4f53\u90e8\u7f72\u7684\u7406\u60f3\u9009\u62e9\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u8fd9\u4e9b\u670d\u52a1\u5668\u5982\u4f55\u9ad8\u6548\u5904\u7406\u9ad8\u6e05\u5185\u5bb9\u5206\u53d1\u7684\u4e25\u82db\u9700\u6c42\u3002 \u6700\u4f18\u5316\u6d41\u5a92\u4f53\u6027\u80fd\u7684\u786c\u4ef6\u67b6\u6784 \u73b0\u4ee3\u6d41\u5a92\u4f53\u670d\u52a1\u5668\u9700\u8981\u7279\u5b9a\u7684\u786c\u4ef6\u914d\u7f6e\u6765\u4fdd\u6301\u7a33\u5b9a\u6027\u80fd\uff1a &#8211; CPU\uff1a\u82f1\u7279\u5c14\u81f3\u5f3a\u6216AMD EPYC\u5904\u7406\u5668\uff0c\u6700\u4f4e2.4GHz\uff0c\u6bcfCPU 8\u6838\u4ee5\u4e0a &#8211; \u5185\u5b58\uff1a\u6700\u4f4e64GB DDR4\uff0c4K\u6d41\u5a92\u4f53\u63a8\u8350128GB &#8211; \u5b58\u50a8\uff1aRAID 10\u914d\u7f6e\u7684NVMe\u56fa\u6001\u786c\u76d8\uff0c\u6700\u5c112TB &#8211; \u7f51\u7edc\uff1a10Gbps\u4e13\u7528\u5e26\u5bbd\u7aef\u53e3 \u6838\u5fc3\u6d41\u5a92\u4f53\u67b6\u6784\u5b9e\u73b0 \u4ee5\u4e0b\u662f\u57fa\u7840NGINX\u7684RTMP\u6d41\u5a92\u4f53\u914d\u7f6e\uff1a rtmp { server { listen 1935; chunk_size 4096; application live { live on; record off; # HLS\u6d41\u5a92\u4f53 hls on; hls_path \/tmp\/hls; hls_fragment 3s; hls_playlist_length 60s; # DASH\u6d41\u5a92\u4f53 dash on; dash_path \/tmp\/dash; dash_fragment 3s; dash_playlist_length 60s; [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/www.varidata.com\/zh-cn\/blog\/how-los-angeles-dedicated-servers-power-live-streaming\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":8,"featured_media":19859,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[76],"tags":[],"class_list":["post-19862","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u6d1b\u6749\u77f6\u72ec\u7acb\u670d\u52a1\u5668\u5982\u4f55\u652f\u6301\u76f4\u64ad\u6d41\u5a92\u4f53?<\/title>\n<meta name=\"description\" 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