{"id":208916,"date":"2025-09-30T00:18:27","date_gmt":"2025-09-29T16:18:27","guid":{"rendered":"https:\/\/www.server.hk\/blog\/208916\/"},"modified":"2025-09-30T00:18:28","modified_gmt":"2025-09-29T16:18:28","slug":"vps-opencart","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208916\/","title":{"rendered":"\u9999\u6e2fVPS\u5b9e\u6218\uff1a\u7528OpenCart\u5feb\u901f\u642d\u5efa\u9ad8\u6027\u80fd\u5c0f\u578b\u7535\u5546\u5e73\u53f0"},"content":{"rendered":"<p>\u5728\u4e9a\u592a\u5730\u533a\uff0c\u9009\u62e9\u5408\u9002\u7684\u4e3b\u673a\u73af\u5883\u5bf9\u7535\u5546\u5e73\u53f0\u7684\u6027\u80fd\u4e0e\u7528\u6237\u4f53\u9a8c\u5177\u6709\u51b3\u5b9a\u6027\u5f71\u54cd\u3002\u672c\u6587\u805a\u7126\u5728\u9999\u6e2fVPS\u73af\u5883\u4e0b\uff0c\u4f7f\u7528OpenCart\u5feb\u901f\u642d\u5efa\u9ad8\u6027\u80fd\u7684\u5c0f\u578b\u7535\u5546\u5e73\u53f0\u7684\u5b9e\u6218\u65b9\u6cd5\uff0c\u8986\u76d6\u4ece\u73af\u5883\u67b6\u6784\u3001\u6027\u80fd\u4f18\u5316\u5230\u5b89\u5168\u4e0e\u5907\u4efd\u7b56\u7565\u7684\u5177\u4f53\u6280\u672f\u7ec6\u8282\u3002\u6587\u7ae0\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u7528\u6237\u548c\u5f00\u53d1\u8005\uff0c\u65e8\u5728\u63d0\u4f9b\u53ef\u76f4\u63a5\u843d\u5730\u7684\u914d\u7f6e\u4e0e\u8fd0\u7ef4\u5efa\u8bae\u3002<\/p>\n<h2>\u5f15\u8a00\uff1a\u4e3a\u4ec0\u4e48\u9009\u62e9\u9999\u6e2fVPS\u642d\u5efa\u5c0f\u578b\u7535\u5546\u5e73\u53f0<\/h2>\n<p>\u9999\u6e2f\u4f5c\u4e3a\u56fd\u9645\u7f51\u7edc\u67a2\u7ebd\uff0c\u5177\u6709\u4f4e\u5ef6\u8fdf\u7684\u56fd\u9645\u94fe\u8def\u548c\u4fbf\u4e8e\u63a5\u5165\u4e2d\u56fd\u5185\u5730\u53ca\u4e1c\u5357\u4e9a\u7528\u6237\u7684\u4f18\u52bf\u3002\u5bf9\u4e8e\u76ee\u6807\u5ba2\u6237\u4e3b\u8981\u96c6\u4e2d\u5728\u4e9a\u592a\u5730\u533a\u7684\u7535\u5546\u5e73\u53f0\uff0c\u90e8\u7f72\u5728\u9999\u6e2f\u7684\u865a\u62df\u79c1\u6709\u670d\u52a1\u5668\uff08VPS\uff09\u901a\u5e38\u80fd\u5e26\u6765\u66f4\u597d\u7684\u8bbf\u95ee\u901f\u5ea6\u548c\u7a33\u5b9a\u6027\u3002\u76f8\u8f83\u4e8e\u7f8e\u56fdVPS\u6216\u7f8e\u56fd\u670d\u52a1\u5668\uff0c\u9999\u6e2f\u670d\u52a1\u5668\u5728\u5230\u56fd\u5185\u7528\u6237\u7684\u7f51\u7edc\u8def\u5f84\u4e0a\u66f4\u77ed\uff0c\u6296\u52a8\u548c\u4e22\u5305\u7387\u66f4\u4f4e\u3002<\/p>\n<h2>OpenCart\u5feb\u901f\u642d\u5efa\u7684\u6574\u4f53\u539f\u7406\u4e0e\u67b6\u6784\u9009\u62e9<\/h2>\n<p>OpenCart\u4e3a\u8f7b\u91cf\u7ea7PHP + MySQL\u7684\u5f00\u6e90\u7535\u5546\u7cfb\u7edf\uff0c\u9002\u5408\u5c0f\u578b\u81f3\u4e2d\u7b49\u5546\u5e97\u3002\u5178\u578b\u90e8\u7f72\u67b6\u6784\u5305\u542b\uff1a<\/p>\n<ul>\n<li>\u524d\u7aef\uff1aNginx\uff08\u6216Apache\uff09\u4f5c\u4e3a\u53cd\u5411\u4ee3\u7406\u4e0e\u9759\u6001\u8d44\u6e90\u670d\u52a1\u3002<\/li>\n<li>\u5e94\u7528\u5c42\uff1aPHP-FPM \u6267\u884c OpenCart PHP \u4ee3\u7801\u3002<\/li>\n<li>\u6570\u636e\u5e93\uff1aMySQL \/ MariaDB \u5b58\u50a8\u5546\u54c1\u3001\u7528\u6237\u4e0e\u8ba2\u5355\u6570\u636e\u3002<\/li>\n<li>\u7f13\u5b58\u5c42\uff1aRedis \/ Memcached \u7528\u4e8e\u4f1a\u8bdd\u4e0e\u9875\u9762\/\u67e5\u8be2\u7f13\u5b58\u3002<\/li>\n<li>\u53ef\u9009\u5c42\uff1aVarnish \u6216 Nginx FastCGI Cache \u52a0\u901f\u52a8\u6001\u9875\u9762\u3002<\/li>\n<\/ul>\n<p>\u5bf9\u5c0f\u578b\u7535\u5546\uff0c\u63a8\u8350\u4f7f\u7528 <strong>LEMP\uff08Linux + Nginx + MySQL\/MariaDB + PHP-FPM\uff09<\/strong>\uff0c\u56e0\u4e3aNginx\u5728\u5904\u7406\u9759\u6001\u6587\u4ef6\u548c\u5e76\u53d1\u8fde\u63a5\u65f6\u8868\u73b0\u66f4\u4f18\uff0c\u8d44\u6e90\u5360\u7528\u4f4e\uff0c\u6709\u5229\u4e8eVPS\u6210\u672c\u63a7\u5236\u3002<\/p>\n<h3>\u57fa\u7840\u73af\u5883\u914d\u7f6e\u8981\u70b9<\/h3>\n<ul>\n<li>\u64cd\u4f5c\u7cfb\u7edf\uff1a\u9009\u62e9\u4e3b\u6d41\u7a33\u5b9a\u7248\uff0c\u5982 Ubuntu LTS \u6216 CentOS 7\/8\uff08\u6216 Rocky\/Alma\uff09\u3002<\/li>\n<li>Web\u670d\u52a1\u5668\uff1aNginx 1.18+\uff0c\u5f00\u542f gzip\u3001http2\uff08\u82e5\u4f7f\u7528 HTTPS\uff09\uff0c\u5e76\u5408\u7406\u914d\u7f6e keepalive_timeout \u4e0e worker_connections\u3002<\/li>\n<li>PHP\uff1a\u5efa\u8bae PHP 7.4\/8.0+\uff0c\u5f00\u542f opcache\uff0c\u8c03\u6574 php-fpm \u7684 pm \u6a21\u5f0f\uff08\u901a\u5e38\u4f7f\u7528 dynamic\uff09\uff0c\u6839\u636e\u5185\u5b58\u4e0e\u5e76\u53d1\u8c03\u8282 pm.max_children\u3002<\/li>\n<li>\u6570\u636e\u5e93\uff1aMariaDB 10.3+ \u6216 MySQL 5.7\/8.0\uff0c\u8bbe\u7f6e innodb_buffer_pool_size \u4e3a\u53ef\u7528\u5185\u5b58\u7684 50%-70%\uff1b\u5f00\u542f slow_query_log \u5e76\u4f18\u5316\u6162\u67e5\u8be2\u3002<\/li>\n<li>\u7f13\u5b58\uff1aRedis \u7528\u4e8e session \u4e0e\u5e38\u7528\u67e5\u8be2\u7f13\u5b58\uff0c\u914d\u7f6e RDB\/AOF \u6301\u4e45\u5316\u7b56\u7565\u4ee5\u5e73\u8861\u6027\u80fd\u4e0e\u6570\u636e\u5b89\u5168\u3002<\/li>\n<\/ul>\n<h2>\u90e8\u7f72\u4e0e\u6027\u80fd\u4f18\u5316\u5b9e\u6218\u7ec6\u8282<\/h2>\n<p>\u4e0b\u9762\u7ed9\u51fa\u4ece\u96f6\u5f00\u59cb\u7684\u5173\u952e\u6b65\u9aa4\u4e0e\u4f18\u5316\u53c2\u6570\uff0c\u4fbf\u4e8e\u5728\u9999\u6e2fVPS\u4e0a\u5feb\u901f\u4e0a\u7ebf\u9ad8\u6027\u80fd\u5e73\u53f0\u3002<\/p>\n<h3>1. \u73af\u5883\u51c6\u5907\u4e0e\u5b89\u5168\u52a0\u56fa<\/h3>\n<ul>\n<li>\u7cfb\u7edf\u66f4\u65b0\uff1asudo apt update &amp;&amp; sudo apt upgrade -y\u3002<\/li>\n<li>\u521b\u5efa\u975e root \u7528\u6237\u5e76\u914d\u7f6e sudo \u6743\u9650\uff0c\u5173\u95ed root SSH \u767b\u5f55\uff0c\u4fee\u6539 SSH \u7aef\u53e3\u6216\u4f7f\u7528 key \u8ba4\u8bc1\u3002<\/li>\n<li>\u914d\u7f6e\u9632\u706b\u5899\uff1a\u4f7f\u7528 ufw \u6216 iptables \u4ec5\u5f00\u653e\u5fc5\u8981\u7aef\u53e3\uff0880\/443\/SSH\uff09\uff0c\u5e76\u9650\u5236 SSH \u767b\u5f55\u6765\u6e90\uff08\u5982\u6709\u56fa\u5b9a\u7ba1\u7406 IP\uff09\u3002<\/li>\n<li>\u5b89\u88c5 Fail2ban \u9632\u6b62\u66b4\u529b\u7834\u89e3\uff0c\u914d\u7f6e\u9488\u5bf9 SSH\u3001PHPMyAdmin \u7b49\u670d\u52a1\u7684 jail\u3002<\/li>\n<\/ul>\n<h3>2. Nginx \u4e0e PHP-FPM \u8c03\u4f18<\/h3>\n<ul>\n<li>worker_processes auto\uff1bworker_connections \u53d6\u51b3\u4e8e VPS \u5185\u6838\u4e0e\u8d1f\u8f7d\uff0c\u5178\u578b 1024-4096\u3002<\/li>\n<li>\u5f00\u542f sendfile\u3001tcp_nopush\u3001tcp_nodelay \u4ee5\u4f18\u5316\u4f20\u8f93\u6548\u7387\u3002<\/li>\n<li>\u4f7f\u7528 gzip \u538b\u7f29\u3001expires\/Cache-Control \u7f13\u5b58\u9759\u6001\u8d44\u6e90\u5e76\u914d\u7f6e\u5408\u7406\u7684\u6587\u4ef6\u6307\u7eb9\uff08versioning\uff09\u4ee5\u4fbf\u957f\u671f\u7f13\u5b58\u3002<\/li>\n<li>PHP-FPM\uff1apm = dynamic\uff0cpm.max_children = floor(\u53ef\u7528RAM \/ \u5355\u4e2aPHP\u8fdb\u7a0b\u5185\u5b58\u6d88\u8017)\uff0c\u5e76\u76d1\u63a7 slowlog\u3002<\/li>\n<\/ul>\n<h3>3. \u6570\u636e\u5e93\u4f18\u5316\u4e0e\u5907\u4efd\u7b56\u7565<\/h3>\n<ul>\n<li>\u8c03\u6574 innodb_buffer_pool_size\u3001innodb_log_file_size\u3001query_cache_size\uff08\u82e5\u4f7f\u7528\u65e7\u7248 MySQL\uff09\u7b49\u53c2\u6570\uff1b\u5bf9 MariaDB\/MySQL 8 \u63a8\u8350\u91cd\u70b9\u4f18\u5316 buffer pool \u4e0e redo log\u3002<\/li>\n<li>\u4e3a\u9891\u7e41\u8bbf\u95ee\u7684\u67e5\u8be2\u6dfb\u52a0\u7d22\u5f15\uff0c\u907f\u514d\u5168\u8868\u626b\u63cf\uff0c\u4f7f\u7528 EXPLAIN \u5206\u6790\u6162\u67e5\u8be2\u3002<\/li>\n<li>\u8bbe\u7f6e\u5b9a\u671f\u5907\u4efd\uff1a\u6bcf\u65e5\u903b\u8f91\u5907\u4efd\uff08mysqldump\uff09\u4e0e\u5b9a\u671f\u7269\u7406\u5feb\u7167\uff08\u82e5VPS\u63d0\u4f9b snapshot \u529f\u80fd\uff09\u3002\u540c\u65f6\u914d\u7f6e\u5f02\u5730\u5907\u4efd\uff0c\u9632\u6b62\u533a\u57df\u6545\u969c\u3002<\/li>\n<\/ul>\n<h3>4. \u7f13\u5b58\u4e0e CDN \u7ed3\u5408\u63d0\u5347\u5e76\u53d1\u80fd\u529b<\/h3>\n<ul>\n<li>Redis \u7528\u4f5c\u7528\u6237\u4f1a\u8bdd\u5b58\u50a8\u53ca\u70ed\u70b9\u6570\u636e\u7f13\u5b58\uff0c\u80fd\u663e\u8457\u51cf\u5c11\u6570\u636e\u5e93\u8bfb\u8d1f\u8f7d\u3002<\/li>\n<li>\u4f7f\u7528 Nginx FastCGI Cache \u6216 Varnish \u7f13\u5b58\u53ef\u7f13\u5b58\u5546\u54c1\u5217\u8868\u9875\u4e0e\u9996\u9875\u7b49\u53ef\u88ab\u7f13\u5b58\u7684\u9875\u9762\uff0c\u964d\u4f4e PHP-FPM \u538b\u529b\u3002<\/li>\n<li>\u7ed3\u5408 CDN\uff08\u4f8b\u5982 Cloudflare \u6216\u5546\u4e1a CDN\uff09\u7f13\u5b58\u9759\u6001\u8d44\u6e90\u548c\u56fe\u7247\uff0c\u51cf\u8f7bVPS\u51fa\u53e3\u5e26\u5bbd\u538b\u529b\uff0c\u5e76\u63d0\u5347\u5168\u7403\u8bbf\u95ee\u901f\u5ea6\u3002\u5bf9\u4e8e\u9488\u5bf9\u7f8e\u6d32\u7528\u6237\u7684\u6d41\u91cf\uff0c\u53ef\u8003\u8651\u7f8e\u56fdVPS \u6216\u7f8e\u56fd\u670d\u52a1\u5668 \u4f5c\u4e3a\u65c1\u8def\u8282\u70b9\u6216\u591a\u5730\u57df\u90e8\u7f72\u3002<\/li>\n<\/ul>\n<h3>5. SSL\u3001HTTP\/2 \u4e0e\u5b89\u5168\u8bc1\u4e66\u81ea\u52a8\u5316<\/h3>\n<ul>\n<li>\u5f3a\u5236 HTTPS\uff1a\u4f7f\u7528 Let&#8217;s Encrypt \u8bc1\u4e66\u5e76\u914d\u7f6e\u81ea\u52a8\u7eed\u671f\uff08certbot cron\/ systemd timer\uff09\u3002<\/li>\n<li>\u542f\u7528 HTTP\/2 \u6216 HTTP\/3\uff08QUIC\uff09\u4ee5\u964d\u4f4e\u5ef6\u8fdf\u5e76\u63d0\u9ad8\u5e76\u53d1\u6d41\u91cf\u4e0b\u7684\u9875\u9762\u52a0\u8f7d\u901f\u5ea6\u3002<\/li>\n<li>\u8bbe\u7f6e\u4e25\u683c\u7684\u5b89\u5168\u5934\uff08HSTS\u3001X-Frame-Options\u3001Content-Security-Policy\uff09\u4ee5\u51cf\u5c11\u4e2d\u95f4\u4eba\u653b\u51fb\u4e0e\u8de8\u7ad9\u98ce\u9669\u3002<\/li>\n<\/ul>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u4f18\u52bf\u5bf9\u6bd4<\/h2>\n<p>\u5728\u9009\u62e9\u4e3b\u673a\u4f4d\u7f6e\u4e0e\u7c7b\u578b\u65f6\uff0c\u9700\u7ed3\u5408\u8bbf\u95ee\u6765\u6e90\u3001\u5408\u89c4\u548c\u6210\u672c\u505a\u51fa\u6743\u8861\u3002<\/p>\n<h3>\u9999\u6e2fVPS\u7684\u4f18\u52bf<\/h3>\n<ul>\n<li>\u77ed\u94fe\u8def\u5230\u4e2d\u56fd\u5185\u5730\u4e0e\u4e1c\u5357\u4e9a\uff0c\u9002\u5408\u4e9a\u592a\u5ba2\u6237\u7fa4\u3002<\/li>\n<li>\u76f8\u5bf9\u4f4e\u5ef6\u8fdf\u4e0e\u66f4\u7a33\u5b9a\u7684\u8de8\u5883\u5e26\u5bbd\u3002<\/li>\n<li>\u4fbf\u4e8e\u5b9e\u73b0\u4f4e\u6210\u672c\u7684\u591a\u4e91\u4e0e\u6df7\u5408\u90e8\u7f72\uff08\u4f8b\u5982\u9999\u6e2fVPS + \u7f8e\u56fdVPS \u505a\u8de8\u6d0b\u5907\u63f4\uff09\u3002<\/li>\n<\/ul>\n<h3>\u4e0e\u7f8e\u56fdVPS \/ \u7f8e\u56fd\u670d\u52a1\u5668\u7684\u5bf9\u6bd4<\/h3>\n<ul>\n<li>\u7f8e\u56fdVPS \u5728\u9762\u5bf9\u5317\u7f8e\u7528\u6237\u6216\u5168\u7403 CDN \u6e90\u7ad9\u65f6\u66f4\u6709\u4f18\u52bf\uff0c\u4e14\u901a\u5e38\u5177\u5907\u66f4\u591a\u5730\u57df\u5907\u4efd\u9009\u9879\u3002<\/li>\n<li>\u7f8e\u56fd\u670d\u52a1\u5668\u5bf9\u9762\u5411\u5317\u7f8e\u5e02\u573a\u7684\u7535\u5546\u66f4\u53cb\u597d\uff0c\u4f46\u5230\u4e2d\u56fd\u5185\u5730\u7684\u8bbf\u95ee\u6027\u80fd\u901a\u5e38\u4e0d\u5982\u9999\u6e2f\u670d\u52a1\u5668\u3002<\/li>\n<li>\u5bf9\u4e8e\u8de8\u533a\u57df\u4e1a\u52a1\uff0c\u5efa\u8bae\u91c7\u7528\u591a\u8282\u70b9\u67b6\u6784\uff1a\u4e3b\u8282\u70b9\u90e8\u7f72\u5728\u9760\u8fd1\u4e3b\u8981\u7528\u6237\u7fa4\u7684\u5730\u533a\uff08\u9999\u6e2f\u6216\u7f8e\u56fd\uff09\uff0c\u5e76\u7ed3\u5408 CDN\u3001\u6570\u636e\u5e93\u4e3b\u4ece\u6216\u8bfb\u5199\u5206\u79bb\u4ee5\u5b9e\u73b0\u9ad8\u53ef\u7528\u3002<\/li>\n<\/ul>\n<h2>\u9009\u8d2d\u5efa\u8bae\uff1a\u4e3aOpenCart\u9009\u5408\u9002\u7684VPS\u914d\u7f6e<\/h2>\n<p>\u9488\u5bf9\u5c0f\u578b\u7535\u5546\uff08\u65e5\u5747\u8bbf\u95ee\u6570\u5343\u3001\u5e76\u53d1\u51e0\u5341\u4eba\uff09\u7684\u5b9e\u9645\u5efa\u8bae\uff1a<\/p>\n<ul>\n<li>CPU\uff1a2 vCPU \u8d77\u6b65\uff0c\u82e5\u9ad8\u5e76\u53d1\u6216\u540e\u53f0\u4efb\u52a1\u9891\u7e41\u5219 4 vCPU \u66f4\u7a33\u59a5\uff1bCPU \u4e3b\u9891\u4e0e\u5355\u6838\u6027\u80fd\u5bf9 PHP \u6027\u80fd\u5f71\u54cd\u8f83\u5927\u3002<\/li>\n<li>\u5185\u5b58\uff1a4GB \u8d77\u6b65\uff0c\u63a8\u8350 8GB \u5bf9\u4e8e\u540c\u65f6\u8fd0\u884c\u6570\u636e\u5e93\u4e0e\u7f13\u5b58\u670d\u52a1\u66f4\u5b89\u5168\u3002<\/li>\n<li>\u5b58\u50a8\uff1a\u4f18\u5148 NVMe \u6216 SSD\uff0c\u6570\u636e\u5e93\u5c3d\u91cf\u653e\u5728\u672c\u5730\u9ad8\u901f\u76d8\uff08IOPS 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\u505a\u8de8\u6d0b\u5907\u4efd\u6216\u9762\u5bf9\u5317\u7f8e\u5ba2\u6237\u7684\u955c\u50cf\uff0c\u4ece\u800c\u517c\u987e\u5168\u7403\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<h2>\u8fd0\u7ef4\u4e0e\u76d1\u63a7\uff1a\u786e\u4fdd\u7ebf\u4e0a\u5e73\u53f0\u7a33\u5b9a<\/h2>\n<p>\u6301\u7eed\u76d1\u63a7\u4e0e\u81ea\u52a8\u5316\u662f\u9ad8\u53ef\u7528\u7535\u5546\u7684\u6838\u5fc3\uff1a<\/p>\n<ul>\n<li>\u90e8\u7f72 Prometheus + Grafana \u6216\u4f7f\u7528\u5916\u90e8\u76d1\u63a7\u670d\u52a1\uff0c\u76d1\u63a7 CPU\u3001\u5185\u5b58\u3001\u78c1\u76d8 I\/O\u3001\u7f51\u7edc\u6d41\u91cf\u3001PHP-FPM \u4e0e MySQL \u6307\u6807\u3002<\/li>\n<li>\u8bbe\u7f6e\u62a5\u8b66\u89c4\u5219\uff1a\u5982 95th latency\u3001\u6162\u67e5\u8be2\u6570\u3001\u78c1\u76d8 i\/o 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