{"id":237,"date":"2026-07-31T20:09:54","date_gmt":"2026-07-31T12:09:54","guid":{"rendered":"https:\/\/www.idcy.com\/help\/news\/10237.html"},"modified":"2026-07-31T20:09:54","modified_gmt":"2026-07-31T12:09:54","slug":"%e7%be%8e%e5%9b%bd%e9%ab%98%e9%98%b2%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%8e%af%e5%a2%83%e4%b8%8b%e7%9a%84linux%e5%ae%89%e5%85%a8%e5%9f%ba%e7%ba%bf%e9%85%8d%e7%bd%ae%e4%b8%8enginx%e8%b0%83%e4%bc%98%e5%ae%9e","status":"publish","type":"post","link":"https:\/\/www.idcy.com\/help\/docs\/10237.html","title":{"rendered":"\u7f8e\u56fd\u9ad8\u9632\u670d\u52a1\u5668\u73af\u5883\u4e0b\u7684Linux\u5b89\u5168\u57fa\u7ebf\u914d\u7f6e\u4e0eNginx\u8c03\u4f18\u5b9e\u8df5"},"content":{"rendered":"

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\u73af\u5883\u4e0e\u524d\u7f6e\u51c6\u5907<\/h2>\n

\u9002\u7528\u7cfb\u7edf\uff1aCentOS 7\/8\u3001Ubuntu 20.04\/22.04 LTS\u3002\u4e0d\u540c\u7248\u672c\u547d\u4ee4\u53ef\u80fd\u7565\u6709\u5dee\u5f02\uff0c\u8bf7\u53c2\u8003\u5f53\u524d\u73af\u5883\u5b98\u65b9\u6587\u6863\u3002\u64cd\u4f5c\u524d\u9700\u786e\u8ba4\u5df2\u62e5\u6709 root \u6216 sudo \u6743\u9650\uff0c\u5e76\u6267\u884c cp -a \/etc \/etc.bak.$(date +%Y%m%d)<\/code> \u5907\u4efd\u5173\u952e\u914d\u7f6e\u76ee\u5f55\u3002Nginx \u5efa\u8bae\u4f7f\u7528\u5b98\u65b9\u4e3b\u7ebf\u7248\u672c\u6216\u7a33\u5b9a\u7248\u672c\uff0c\u53ef\u901a\u8fc7 nginx -v<\/code> \u67e5\u770b\u5f53\u524d\u7248\u672c\uff0c\u907f\u514d\u4f7f\u7528\u5df2\u505c\u6b62\u7ef4\u62a4\u7684\u5206\u652f\u3002<\/p>\n

Linux\u5b89\u5168\u57fa\u7ebf\u914d\u7f6e<\/h2>\n

\u5b89\u5168\u914d\u7f6e\u7684\u6307\u5bfc\u601d\u60f3\u662f\u6700\u5c0f\u6743\u9650\u4e0e\u6700\u5c0f\u66b4\u9732\u9762\u3002\u9996\u5148\u9650\u5236 SSH \u8bbf\u95ee\uff1a\u7f16\u8f91 \/etc\/ssh\/sshd_config<\/code>\uff0c\u5c06 Port<\/code> \u4fee\u6539\u4e3a\u975e\u9ed8\u8ba4\u7aef\u53e3\uff08\u5982 22022\uff09\uff0c\u8bbe\u7f6e PermitRootLogin no<\/code>\uff0c\u5e76\u4ec5\u5141\u8bb8\u5bc6\u94a5\u8ba4\u8bc1 PasswordAuthentication no<\/code>\u3002\u91cd\u542f sshd \u670d\u52a1\u524d\u8bf7\u786e\u4fdd\u5f53\u524d\u7ec8\u7aef\u4fdd\u6301\u8fde\u63a5\uff0c\u5e76\u5728\u65b0\u7a97\u53e3\u9a8c\u8bc1\u6210\u529f\u540e\u518d\u9000\u51fa\u3002\u66f4\u8be6\u7ec6\u7684\u7b56\u7565\u53ef\u53c2\u9605\u5e2e\u52a9\u4e2d\u5fc3\u7684 Linux\u670d\u52a1\u5668\u5b89\u5168\u914d\u7f6e\u6307\u5357<\/a>\u3002<\/p>\n

\u5229\u7528\u7cfb\u7edf\u9632\u706b\u5899\u4ec5\u5f00\u653e\u5fc5\u8981\u7aef\u53e3\uff1a\u5982 HTTP(80)\u3001HTTPS(443) \u53ca\u81ea\u5b9a\u4e49 SSH \u7aef\u53e3\u3002\u4f7f\u7528 firewall-cmd --permanent --add-service=http<\/code> \u7b49\u547d\u4ee4\u6dfb\u52a0\u89c4\u5219\u540e\u6267\u884c firewall-cmd --reload<\/code>\u3002\u914d\u7f6e fail2ban \u5bf9\u6297\u66b4\u529b\u7834\u89e3\uff1a\u5b89\u88c5\u540e\u590d\u5236\u9ed8\u8ba4\u914d\u7f6e jail.local<\/code>\uff0c\u8c03\u6574 bantime<\/code> \u4e0e maxretry<\/code> \u53c2\u6570\u3002\u6240\u6709\u53d8\u66f4\u90fd\u5e94\u5728\u6d4b\u8bd5\u73af\u5883\u9a8c\u8bc1\u540e\u5b9e\u65bd\uff0c\u5e76\u8bb0\u5f55\u56de\u6eda\u6b65\u9aa4\uff1a\u5c06\u5907\u4efd\u7684\u914d\u7f6e\u6587\u4ef6\u8986\u76d6\u56de\u539f\u8def\u5f84\u5e76\u91cd\u542f\u5bf9\u5e94\u670d\u52a1\u5373\u53ef\u6062\u590d\u3002<\/p>\n

Nginx\u6027\u80fd\u4f18\u5316<\/h2>\n

\u9996\u5148\u8c03\u6574 worker \u8fdb\u7a0b\u6570\u4e0e\u8fde\u63a5\u6570\uff1a\u8bbe\u7f6e worker_processes auto;<\/code> \u548c worker_connections 10240;<\/code>\uff0c\u53d6\u51b3\u4e8e\u670d\u52a1\u5668 CPU \u6838\u6570\u548c\u5185\u5b58\u3002\u542f\u7528 gzip \u538b\u7f29\u4ee5\u51cf\u5c11\u4f20\u8f93\u4f53\u79ef\uff0c\u5728 http<\/code> \u5757\u4e2d\u52a0\u5165 gzip on;<\/code> \u53ca\u76f8\u5173\u7c7b\u578b\u63a7\u5236\uff0c\u4f46\u6ce8\u610f\u9ad8\u5e76\u53d1\u573a\u666f\u4e0b gzip \u4f1a\u589e\u52a0 CPU \u8d1f\u8f7d\uff0c\u9700\u6839\u636e\u4e1a\u52a1\u7c7b\u578b\u53d6\u820d\u3002\u5173\u4e8e\u7f13\u51b2\u4e0e\u8d85\u65f6\u8c03\u4f18\u53ef\u53c2\u8003\u5e2e\u52a9\u4e2d\u5fc3\u7684 Nginx\u670d\u52a1\u5668\u6027\u80fd\u4f18\u5316\u6307\u5357<\/a>\uff0c\u8be5\u6307\u5357\u63d0\u4f9b\u4e86\u66f4\u7cfb\u7edf\u7684\u8c03\u6574\u601d\u8def\u3002<\/p>\n

\u9759\u6001\u8d44\u6e90\u7f13\u5b58\u914d\u7f6e\u53ef\u901a\u8fc7 expires<\/code> \u6307\u4ee4\u5ef6\u957f\u5ba2\u6237\u7aef\u7f13\u5b58\u65f6\u95f4\uff0c\u51cf\u8f7b\u670d\u52a1\u5668\u538b\u529b\u3002\u82e5\u4e1a\u52a1\u4f7f\u7528\u53cd\u5411\u4ee3\u7406\uff0c\u9002\u5f53\u589e\u5927 proxy_buffer_size<\/code> \u4e0e proxy_buffers<\/code> \u80fd\u6539\u5584\u540e\u7aef\u54cd\u5e94\u901f\u5ea6\u3002\u4f18\u5316\u540e\u4f7f\u7528 nginx -t<\/code> \u68c0\u67e5\u8bed\u6cd5\uff0c\u901a\u8fc7 ab<\/code> \u6216 wrk<\/code> \u5de5\u5177\u8fdb\u884c\u538b\u529b\u6d4b\u8bd5\uff0c\u5bf9\u6bd4\u4f18\u5316\u524d\u540e\u7684 QPS \u548c\u54cd\u5e94\u65f6\u95f4\u3002\u56de\u6eda\u65f6\u53ea\u9700\u6062\u590d Nginx \u914d\u7f6e\u6587\u4ef6\u5e76\u6267\u884c nginx -s reload<\/code>\uff0c\u4e0d\u5f71\u54cd\u5728\u7ebf\u6d41\u91cf\u3002<\/p>\n

\u501f\u52a9\u9ad8\u9632\u670d\u52a1\u5668\u63d0\u5347\u4e1a\u52a1\u8fde\u7eed\u6027<\/h2>\n

\u4e0a\u8ff0\u672c\u5730\u4f18\u5316\u642d\u914d\u4ebf\u8fbe\u7f51\u7edc\u7684 \u7f8e\u56fd\u9ad8\u9632\u670d\u52a1\u5668\u63a8\u8350<\/a> \u65b9\u6848\uff0c\u53ef\u4ece\u7cfb\u7edf\u5c42\u548c\u7f51\u7edc\u5c42\u540c\u65f6\u589e\u5f3a\u9632\u62a4\u80fd\u529b\u3002\u7f8e\u56fd\u9ad8\u9632\u670d\u52a1\u5668\u63d0\u4f9b\u7684\u653b\u51fb\u7f13\u89e3\u4e0e\u6e90\u7ad9\u4fdd\u62a4\u673a\u5236\uff0c\u6709\u52a9\u4e8e\u964d\u4f4e DDoS \u653b\u51fb\u5bf9\u670d\u52a1\u53ef\u7528\u6027\u7684\u5f71\u54cd\uff0c\u4f7f\u4e1a\u52a1\u5728\u906d\u53d7\u7a81\u53d1\u6d41\u91cf\u65f6\u4ecd\u4fdd\u6301\u7a33\u5b9a\u8fd0\u884c\u3002\u5177\u4f53\u9632\u5fa1\u9608\u503c\u548c\u6e05\u6d17\u80fd\u529b\u8bf7\u4ee5\u5957\u9910\u53c2\u6570\u548c\u5b9e\u9645\u653b\u51fb\u573a\u666f\u4e3a\u51c6\uff0c\u5efa\u8bae\u6839\u636e\u4e1a\u52a1\u5cf0\u503c\u5e26\u5bbd\u548c\u5e76\u53d1\u91cf\u9009\u62e9\u5339\u914d\u7684\u9632\u62a4\u89c4\u683c\u3002<\/p>\n

\u9a8c\u8bc1\u4e0e\u56de\u6eda\u603b\u7ed3<\/h2>\n

\u6240\u6709\u914d\u7f6e\u53d8\u66f4\u52a1\u5fc5\u5206\u6b65\u8fdb\u884c\uff0c\u6bcf\u6b65\u5b8c\u6210\u540e\u901a\u8fc7\u529f\u80fd\u6d4b\u8bd5\u548c\u76d1\u63a7\u6307\u6807\u786e\u8ba4\u3002\u5efa\u8bae\u7ef4\u62a4\u4e00\u4efd\u53d8\u66f4\u65e5\u5fd7\uff0c\u8bb0\u5f55\u65e5\u671f\u3001\u4fee\u6539\u9879\u3001\u539f\u59cb\u503c\u548c\u76ee\u6807\u503c\u3002\u56de\u6eda\u7b56\u7565\u7edf\u4e00\u4e3a\uff1a\u4ece\u5907\u4efd\u76ee\u5f55\u6062\u590d\u88ab\u4fee\u6539\u7684\u6587\u4ef6\uff0c\u91cd\u542f\u76f8\u5173\u670d\u52a1\uff0c\u5e76\u91cd\u73b0\u6d4b\u8bd5\u7528\u4f8b\u3002\u5982\u679c\u5728\u4f18\u5316\u4e2d\u53d1\u73b0\u6027\u80fd\u4e0d\u5347\u53cd\u964d\uff0c\u5e94\u7acb\u5373\u56de\u6eda\u5e76\u5206\u6790\u539f\u56e0\uff0c\u907f\u514d\u5f71\u54cd\u751f\u4ea7\u73af\u5883\u3002<\/p>\n

\u901a\u8fc7\u89c4\u8303\u5316\u7684\u5b89\u5168\u52a0\u56fa\u4e0e\u6027\u80fd\u8c03\u4f18\uff0c\u60a8\u7684\u7f8e\u56fd\u9ad8\u9632\u670d\u52a1\u5668\u5c06\u66f4\u7a33\u5b9a\u53ef\u9760\u3002\u5982\u9700\u66f4\u4e13\u4e1a\u7684 IDC \u670d\u52a1\u652f\u6301\uff0c\u4ebf\u8fbe\u7f51\u7edc\uff08IDCY GLOBAL\uff09<\/a> \u63d0\u4f9b\u4ece\u786c\u4ef6\u57fa\u7840\u8bbe\u65bd\u5230\u9632\u62a4\u65b9\u6848\u7684\u5168\u65b9\u4f4d\u89e3\u51b3\u65b9\u6848\uff0c\u5e2e\u52a9\u4e1a\u52a1\u5728\u5168\u7403\u8303\u56f4\u5185\u6301\u7eed\u4ea4\u4ed8\u3002<\/p>\n

\u5e38\u89c1\u95ee\u9898<\/h2>\n

\u64cd\u4f5c\u524d\u5fc5\u987b\u5907\u4efd\u54ea\u4e9b\u6587\u4ef6\uff1f<\/h3>\n

\u81f3\u5c11\u5e94\u5907\u4efd \/etc<\/code> \u76ee\u5f55\u3001Nginx \u914d\u7f6e\u76ee\u5f55\uff08\u901a\u5e38\u4e3a \/etc\/nginx<\/code> \u6216 \/usr\/local\/nginx\/conf<\/code>\uff09\u4ee5\u53ca\u5e94\u7528\u6570\u636e\u76ee\u5f55\u3002\u5efa\u8bae\u4f7f\u7528\u7248\u672c\u63a7\u5236\u7cfb\u7edf\u7ba1\u7406\u914d\u7f6e\u6587\u4ef6\uff0c\u4fbf\u5229\u56de\u6eda\u4e0e\u5ba1\u8ba1\u3002<\/p>\n

\u5982\u4f55\u9a8c\u8bc1 Nginx \u4f18\u5316\u662f\u5426\u751f\u6548\uff1f<\/h3>\n

\u901a\u8fc7 nginx -t<\/code> \u786e\u8ba4\u914d\u7f6e\u8bed\u6cd5\u6b63\u786e\uff0c\u4f7f\u7528 htop<\/code> \u89c2\u5bdf worker \u8fdb\u7a0b\u6570\u53ca CPU \u5229\u7528\u7387\uff0c\u7ed3\u5408 ab -n 10000 -c 100 https:\/\/yourdomain.com\/<\/code> \u8fdb\u884c\u538b\u529b\u6d4b\u8bd5\uff0c\u5bf9\u6bd4\u4f18\u5316\u524d\u540e\u7684 Requests per second \u548c Time per request \u6307\u6807\u3002<\/p>\n

\u9ad8\u9632\u670d\u52a1\u5668\u7684\u9632\u62a4\u80fd\u529b\u662f\u65e0\u9650\u7684\u5417\uff1f<\/h3>\n

\u4e0d\u662f\u3002\u4efb\u4f55\u9ad8\u9632\u670d\u52a1\u90fd\u6709\u89c4\u5b9a\u7684\u9632\u62a4\u4e0a\u9650\uff0c\u5b9e\u9645\u9632\u5fa1\u503c\u53d6\u51b3\u4e8e\u6240\u9009\u5957\u9910\u548c\u653b\u51fb\u89c4\u6a21\u3002\u5408\u7406\u7684\u505a\u6cd5\u662f\u914d\u5408\u672c\u5730\u5b89\u5168\u914d\u7f6e\u4e0e\u6d41\u91cf\u76d1\u63a7\uff0c\u9009\u62e9\u9002\u5408\u4e1a\u52a1\u7684\u9632\u62a4\u7ea7\u522b\u3002\u4ebf\u8fbe\u7f51\u7edc\u7684\u7f8e\u56fd\u9ad8\u9632\u670d\u52a1\u5668\u63d0\u4f9b\u6709\u6548\u7684\u653b\u51fb\u7f13\u89e3\u80fd\u529b\uff0c\u5177\u4f53\u9632\u5fa1\u4e0a\u9650\u4ee5\u5957\u9910\u548c\u5b9e\u9645\u653b\u51fb\u573a\u666f\u4e3a\u51c6\u3002<\/p>\n

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