{"id":19617,"date":"2024-10-15T14:10:50","date_gmt":"2024-10-15T06:10:50","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-cn\/how-to-optimize-high-concurrency-for-us-servers\/"},"modified":"2025-04-09T14:18:12","modified_gmt":"2025-04-09T06:18:12","slug":"how-to-optimize-high-concurrency-for-us-servers","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/knowledge\/how-to-optimize-high-concurrency-for-us-servers\/","title":{"rendered":"\u5982\u4f55\u4f18\u5316\u7f8e\u56fd\u670d\u52a1\u5668\u9ad8\u5e76\u53d1\uff1f"},"content":{"rendered":"<p>\u5728\u73b0\u4ee3\u670d\u52a1\u5668\u73af\u5883\u4e2d\uff0c\u9ad8\u5e76\u53d1\u4f18\u5316\u4ecd\u7136\u662f\u4e00\u4e2a\u5173\u952e\u6311\u6218\u3002\u672c\u7efc\u5408\u6307\u5357\u63a2\u8ba8\u4e86\u5728\u9ad8\u8d1f\u8f7d\u4e0b\u63d0\u5347\u670d\u52a1\u5668\u6027\u80fd\u7684\u6210\u719f\u6280\u672f\uff0c\u91cd\u70b9\u5173\u6ce8\u90e8\u7f72\u5728<a href=\"https:\/\/www.varidata.com\/zh-cn\/server\/us\/cn2\/\" target=\"_blank\">\u7f8e\u56fd\u6570\u636e\u4e2d\u5fc3<\/a>\u7684\u57fa\u7840\u8bbe\u65bd\u3002<\/p>\n<h2><strong>\u786c\u4ef6\u4f18\u5316\u57fa\u7840<\/strong><\/h2>\n<p>\u9ad8\u5e76\u53d1\u7684\u57fa\u7840\u59cb\u4e8e\u6b63\u786e\u7684\u786c\u4ef6\u914d\u7f6e\u3002\u4f01\u4e1a\u7ea7\u5904\u7406\u5668\uff08\u5982\u82f1\u7279\u5c14\u81f3\u5f3a\u6216AMD EPYC\u7cfb\u5217\uff09\u5177\u6709\u9ad8\u6838\u5fc3\u6570\uff0c\u53ef\u63d0\u4f9b\u5e76\u53d1\u64cd\u4f5c\u6240\u9700\u7684\u8ba1\u7b97\u80fd\u529b\u3002\u8003\u8651\u4ee5\u4e0b\u89c4\u683c\uff1a<\/p>\n<p>&#8211; CPU\uff1a\u6700\u5c1116\u6838\u5fc3\uff0c32\u7ebf\u7a0b<\/p>\n<p>&#8211; \u5185\u5b58\uff1a64GB+DDR4 ECC\u5185\u5b58<\/p>\n<p>&#8211; \u5b58\u50a8\uff1aRAID\u914d\u7f6e\u7684NVMe\u56fa\u6001\u786c\u76d8<\/p>\n<p>&#8211; \u7f51\u7edc\uff1a10Gbps+\u8fde\u63a5<\/p>\n<h2><strong>\u64cd\u4f5c\u7cfb\u7edf\u8c03\u4f18<\/strong><\/h2>\n<p>Linux\u5185\u6838\u53c2\u6570\u9700\u8981\u4ed4\u7ec6\u8c03\u4f18\u4ee5\u83b7\u5f97\u6700\u4f73\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u5173\u952e\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<pre><code>\r\n# \/etc\/sysctl.conf \u4f18\u5316\r\nnet.core.somaxconn = 65535\r\nnet.ipv4.tcp_max_syn_backlog = 65535\r\nnet.core.netdev_max_backlog = 65535\r\nnet.ipv4.tcp_fin_timeout = 30\r\nnet.ipv4.tcp_keepalive_time = 1200\r\nnet.ipv4.tcp_mem = 8388608 8388608 8388608\r\n<\/code><\/pre>\n<h2><strong>\u8d1f\u8f7d\u5747\u8861\u5b9e\u65bd<\/strong><\/h2>\n<p>\u5b9e\u65bdNGINX\u4f5c\u4e3a\u8d1f\u8f7d\u5747\u8861\u5668\u53ef\u4ee5\u589e\u5f3a\u8bf7\u6c42\u5206\u914d\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u914d\u7f6e\uff1a<\/p>\n<pre><code>\r\nhttp {\r\n    upstream backend_servers {\r\n        least_conn;\r\n        server backend1.example.com:8080;\r\n        server backend2.example.com:8080;\r\n        server backend3.example.com:8080;\r\n    }\r\n    \r\n    server {\r\n        listen 80;\r\n        location \/ {\r\n            proxy_pass http:\/\/backend_servers;\r\n            proxy_set_header X-Real-IP $remote_addr;\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n<h2><strong>\u6570\u636e\u5e93\u4f18\u5316\u7b56\u7565<\/strong><\/h2>\n<p>\u901a\u8fc7\u4ee5\u4e0b\u5173\u952e\u65b9\u6cd5\u4f18\u5316\u6570\u636e\u5e93\u6027\u80fd\uff1a<\/p>\n<p>1. \u5b9e\u65bd\u8fde\u63a5\u6c60<\/p>\n<p>2. \u914d\u7f6e\u67e5\u8be2\u7f13\u5b58<\/p>\n<p>3. \u5229\u7528\u7d22\u5f15\u4f18\u5316<\/p>\n<p>4. \u542f\u7528\u6c34\u5e73\u5206\u7247<\/p>\n<p>MySQL\u4f18\u5316\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<pre><code>\r\n[mysqld]\r\ninnodb_buffer_pool_size = 12G\r\ninnodb_log_file_size = 512M\r\ninnodb_flush_method = O_DIRECT\r\ninnodb_flush_log_at_trx_commit = 2\r\nmax_connections = 2000\r\n<\/code><\/pre>\n<h2><strong>\u5e94\u7528\u5c42\u7f13\u5b58<\/strong><\/h2>\n<p>\u5b9e\u65bdRedis\u8fdb\u884c\u9ad8\u6027\u80fd\u7f13\u5b58\u3002\u57fa\u672c\u5b9e\u65bd\u793a\u4f8b\uff1a<\/p>\n<pre><code>\r\nconst Redis = require('ioredis');\r\nconst redis = new Redis({\r\n    host: 'your-redis-server',\r\n    port: 6379,\r\n    maxRetriesPerRequest: 3\r\n});\r\n\r\nasync function getCachedData(key) {\r\n    let data = await redis.get(key);\r\n    if (!data) {\r\n        data = await fetchFromDatabase();\r\n        await redis.set(key, JSON.stringify(data), 'EX', 3600);\r\n    }\r\n    return JSON.parse(data);\r\n}\r\n<\/code><\/pre>\n<h2><strong>\u76d1\u63a7\u548c\u6027\u80fd\u8ffd\u8e2a<\/strong><\/h2>\n<p>\u4f7f\u7528Prometheus\u548cGrafana\u7b49\u5de5\u5177\u90e8\u7f72\u7efc\u5408\u76d1\u63a7\u89e3\u51b3\u65b9\u6848\u3002\u9700\u8981\u8ffd\u8e2a\u7684\u91cd\u8981\u6307\u6807\uff1a<\/p>\n<p>&#8211; \u670d\u52a1\u5668\u54cd\u5e94\u65f6\u95f4<\/p>\n<p>&#8211; \u8bf7\u6c42\u961f\u5217\u957f\u5ea6<\/p>\n<p>&#8211; \u6570\u636e\u5e93\u8fde\u63a5\u6c60\u72b6\u6001<\/p>\n<p>&#8211; \u7f13\u5b58\u547d\u4e2d\u7387<\/p>\n<p>&#8211; \u7f51\u7edc\u541e\u5410\u91cf<\/p>\n<h2><strong>\u6700\u4f73\u5b9e\u8df5\u548c\u5efa\u8bae<\/strong><\/h2>\n<p>\u4e3a\u4fdd\u6301\u6700\u4f73\u6027\u80fd\uff1a<\/p>\n<p>1. \u5b9a\u671f\u8fdb\u884c\u7cfb\u7edf\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5<\/p>\n<p>2. \u5b9e\u65bd\u81ea\u52a8\u6269\u5c55\u7b56\u7565<\/p>\n<p>3. \u4f7f\u7528CDN\u8fdb\u884c\u9759\u6001\u5185\u5bb9\u5206\u53d1<\/p>\n<p>4. \u542f\u7528\u6570\u636e\u4f20\u8f93\u538b\u7f29<\/p>\n<p>5. \u5b89\u6392\u5b9a\u671f\u7ef4\u62a4\u7a97\u53e3<\/p>\n<p>\u9488\u5bf9\u9ad8\u5e76\u53d1\u4f18\u5316\u670d\u52a1\u5668\u6027\u80fd\u9700\u8981\u91c7\u7528\u5168\u9762\u7684\u65b9\u6cd5\uff0c\u7ed3\u5408\u786c\u4ef6\u5347\u7ea7\u3001\u8f6f\u4ef6\u4f18\u5316\u548c\u6301\u7eed\u76d1\u63a7\u3002\u65e0\u8bba\u60a8\u662f\u8fd0\u884c\u670d\u52a1\u5668\u6258\u7ba1\u8fd8\u662f\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\uff0c\u8fd9\u4e9b\u7b56\u7565\u90fd\u5c06\u5e2e\u52a9\u5728\u9ad8\u8d1f\u8f7d\u4e0b\u4fdd\u6301\u5f3a\u5927\u7684\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u73b0\u4ee3\u670d\u52a1\u5668\u73af\u5883\u4e2d\uff0c\u9ad8\u5e76\u53d1\u4f18\u5316\u4ecd\u7136\u662f\u4e00\u4e2a\u5173\u952e\u6311\u6218\u3002\u672c\u7efc\u5408\u6307\u5357\u63a2\u8ba8\u4e86\u5728\u9ad8\u8d1f\u8f7d\u4e0b\u63d0\u5347\u670d\u52a1\u5668\u6027\u80fd\u7684\u6210\u719f\u6280\u672f\uff0c\u91cd\u70b9\u5173\u6ce8\u90e8\u7f72\u5728\u7f8e\u56fd\u6570\u636e\u4e2d\u5fc3\u7684\u57fa\u7840\u8bbe\u65bd\u3002 \u786c\u4ef6\u4f18\u5316\u57fa\u7840 \u9ad8\u5e76\u53d1\u7684\u57fa\u7840\u59cb\u4e8e\u6b63\u786e\u7684\u786c\u4ef6\u914d\u7f6e\u3002\u4f01\u4e1a\u7ea7\u5904\u7406\u5668\uff08\u5982\u82f1\u7279\u5c14\u81f3\u5f3a\u6216AMD EPYC\u7cfb\u5217\uff09\u5177\u6709\u9ad8\u6838\u5fc3\u6570\uff0c\u53ef\u63d0\u4f9b\u5e76\u53d1\u64cd\u4f5c\u6240\u9700\u7684\u8ba1\u7b97\u80fd\u529b\u3002\u8003\u8651\u4ee5\u4e0b\u89c4\u683c\uff1a &#8211; CPU\uff1a\u6700\u5c1116\u6838\u5fc3\uff0c32\u7ebf\u7a0b &#8211; \u5185\u5b58\uff1a64GB+DDR4 ECC\u5185\u5b58 &#8211; \u5b58\u50a8\uff1aRAID\u914d\u7f6e\u7684NVMe\u56fa\u6001\u786c\u76d8 &#8211; \u7f51\u7edc\uff1a10Gbps+\u8fde\u63a5 \u64cd\u4f5c\u7cfb\u7edf\u8c03\u4f18 Linux\u5185\u6838\u53c2\u6570\u9700\u8981\u4ed4\u7ec6\u8c03\u4f18\u4ee5\u83b7\u5f97\u6700\u4f73\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u5173\u952e\u914d\u7f6e\u793a\u4f8b\uff1a # \/etc\/sysctl.conf \u4f18\u5316 net.core.somaxconn = 65535 net.ipv4.tcp_max_syn_backlog = 65535 net.core.netdev_max_backlog = 65535 net.ipv4.tcp_fin_timeout = 30 net.ipv4.tcp_keepalive_time = 1200 net.ipv4.tcp_mem = 8388608 8388608 8388608 \u8d1f\u8f7d\u5747\u8861\u5b9e\u65bd \u5b9e\u65bdNGINX\u4f5c\u4e3a\u8d1f\u8f7d\u5747\u8861\u5668\u53ef\u4ee5\u589e\u5f3a\u8bf7\u6c42\u5206\u914d\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u914d\u7f6e\uff1a http { upstream backend_servers { least_conn; server backend1.example.com:8080; server backend2.example.com:8080; server backend3.example.com:8080; } server { [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/www.varidata.com\/zh-cn\/knowledge\/how-to-optimize-high-concurrency-for-us-servers\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":11,"featured_media":19613,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[80],"tags":[],"class_list":["post-19617","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5982\u4f55\u4f18\u5316\u7f8e\u56fd\u670d\u52a1\u5668\u9ad8\u5e76\u53d1\uff1f<\/title>\n<meta name=\"description\" content=\"\u638c\u63e1\u670d\u52a1\u5668\u4f18\u5316\u6280\u672f\u4ee5\u5904\u7406\u9ad8\u5e76\u53d1\u8d1f\u8f7d\u3002\u5b66\u4e60\u786c\u4ef6\u5347\u7ea7\u3001\u64cd\u4f5c\u7cfb\u7edf\u8c03\u4f18\u3001\u67b6\u6784\u4f18\u5316\u548c\u76d1\u63a7\u89e3\u51b3\u65b9\u6848\uff0c\u4ee5\u5b9e\u73b0\u6700\u4f73\u6027\u80fd\u3002\" \/>\n<meta name=\"robots\" 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