{"id":31445,"date":"2026-07-04T16:59:52","date_gmt":"2026-07-04T08:59:52","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/uncategorized\/nginx-worker-keepalive\/"},"modified":"2026-07-04T16:59:52","modified_gmt":"2026-07-04T08:59:52","slug":"nginx-worker-keepalive","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/nginx-worker-keepalive\/","title":{"rendered":"Nginx \u6027\u80fd\u8c03\u4f18\u6e05\u5355\uff1aworker\u3001\u7f13\u51b2\u533a\u4e0e keepalive \u7684\u6700\u4f73\u5b9e\u8df5"},"content":{"rendered":"<h2>\u4e3a\u4ec0\u4e48\u4f60\u7684 Nginx \u8fd8\u9700\u8981\u8c03\u4f18\uff1f<\/h2>\n<p>\u5f88\u591a\u7ad9\u957f\u5728\u90e8\u7f72\u5b8c Nginx\uff08\u9ad8\u6027\u80fd HTTP \u548c\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\uff09\u4e4b\u540e\uff0c\u76f4\u63a5\u4f7f\u7528\u9ed8\u8ba4\u914d\u7f6e\u5c31\u5f00\u59cb\u8dd1\u4e1a\u52a1\u3002\u9ed8\u8ba4\u914d\u7f6e\u5728\u4f4e\u6d41\u91cf\u573a\u666f\u4e0b\u786e\u5b9e\u80fd\u7528\uff0c\u4f46\u5f53\u5e76\u53d1\u8fde\u63a5\u6570\u7a81\u7834\u51e0\u767e\u751a\u81f3\u4e0a\u5343\u65f6\uff0c\u4f60\u4f1a\u53d1\u73b0\u54cd\u5e94\u65f6\u95f4\u660e\u663e\u53d8\u957f\uff0c\u751a\u81f3\u51fa\u73b0 502 \u9519\u8bef\u3002<\/p>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u5c06\u5e2e\u4f60\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u6211\u4eec\u6574\u7406\u4e86\u4e00\u4efd Nginx \u6027\u80fd\u8c03\u4f18\u6e05\u5355\uff0c\u805a\u7126\u4e09\u4e2a\u6838\u5fc3\u7ef4\u5ea6\uff1aworker \u8fdb\u7a0b\u914d\u7f6e\u3001\u7f13\u51b2\u533a\u8bbe\u7f6e\u548c keepalive\uff08\u957f\u8fde\u63a5\uff09\u4f18\u5316\u3002\u6bcf\u4e2a\u914d\u7f6e\u9879\u90fd\u4f1a\u7ed9\u51fa\u5177\u4f53\u53c2\u6570\u3001\u9002\u7528\u573a\u666f\u548c\u9a8c\u8bc1\u65b9\u6cd5\uff0c\u800c\u4e0d\u662f\u6cdb\u6cdb\u800c\u8c08\u3002<\/p>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u4f7f\u7528 Hostease \u7684 <a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS \u4e3b\u673a<\/a> \u6216 <a href=\"https:\/\/cn.hostease.com\/dedicated-server\/\">\u72ec\u7acb\u670d\u52a1\u5668<\/a>\uff0c\u8fd9\u4e9b\u8c03\u4f18\u6280\u5de7\u540c\u6837\u9002\u7528\u3002\u4e0b\u9762\u6211\u4eec\u9010\u9879\u5c55\u5f00\u3002<\/p>\n<h2>worker \u8fdb\u7a0b\uff1a\u5e76\u53d1\u80fd\u529b\u7684\u6839\u57fa<\/h2>\n<p>worker \u8fdb\u7a0b\u662f Nginx \u5904\u7406\u8bf7\u6c42\u7684\u6838\u5fc3\u5355\u5143\u3002\u914d\u7f6e\u4e0d\u5f53\uff0c\u518d\u591a\u7684\u4f18\u5316\u4e5f\u662f\u767d\u642d\u3002<\/p>\n<h3>worker_processes \u8bbe\u7f6e<\/h3>\n<p><code>worker_processes<\/code> \u63a7\u5236 Nginx \u542f\u52a8\u591a\u5c11\u4e2a\u5de5\u4f5c\u8fdb\u7a0b\u3002\u5e38\u89c1\u8bef\u533a\u662f\u628a\u5b83\u8bbe\u6210\u4e00\u4e2a\u56fa\u5b9a\u503c\uff08\u6bd4\u5982 2 \u6216 4\uff09\uff0c\u800c\u4e0d\u8003\u8651\u670d\u52a1\u5668\u5b9e\u9645\u7684 CPU \u6838\u5fc3\u6570\u3002<\/p>\n<p>\u63a8\u8350\u505a\u6cd5\u662f\u76f4\u63a5\u8bbe\u4e3a <code>auto<\/code>\uff0c\u8ba9 Nginx \u81ea\u52a8\u68c0\u6d4b CPU \u6838\u5fc3\u6570\u5e76\u542f\u52a8\u5bf9\u5e94\u6570\u91cf\u7684 worker\uff1a<\/p>\n<pre><code class=\"language-nginx\">worker_processes auto;\n<\/code><\/pre>\n<p>\u5728\u4e00\u53f0 4 \u6838\u7684 VPS\uff08\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668\uff09\u4e0a\uff0c<code>auto<\/code> \u4f1a\u542f\u52a8 4 \u4e2a worker \u8fdb\u7a0b\uff0c\u6bcf\u4e2a\u8fdb\u7a0b\u7ed1\u5b9a\u4e00\u4e2a CPU \u6838\u5fc3\uff0c\u907f\u514d\u8fdb\u7a0b\u95f4\u7684 CPU \u4e89\u62a2\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7 <code>worker_cpu_affinity<\/code> \u8fdb\u4e00\u6b65\u6307\u5b9a\u7ed1\u5b9a\u5173\u7cfb\uff1a<\/p>\n<pre><code class=\"language-nginx\">worker_cpu_affinity auto;\n<\/code><\/pre>\n<h3>worker_connections \u5355\u8fdb\u7a0b\u5e76\u53d1\u4e0a\u9650<\/h3>\n<p>\u6bcf\u4e2a worker \u8fdb\u7a0b\u80fd\u540c\u65f6\u5904\u7406\u7684\u6700\u5927\u8fde\u63a5\u6570\u7531 <code>worker_connections<\/code> \u51b3\u5b9a\u3002\u9ed8\u8ba4\u503c\u901a\u5e38\u662f 512 \u6216 1024\uff0c\u5bf9\u4e8e\u4e2d\u7b49\u6d41\u91cf\u7684\u7ad9\u70b9\u6765\u8bf4\u504f\u4fdd\u5b88\u3002<\/p>\n<p>\u5b9e\u9645\u914d\u7f6e\u65f6\u9700\u8981\u8003\u8651\u4e24\u4e2a\u56e0\u7d20\uff1a\u4e00\u662f\u670d\u52a1\u5668\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u4e0a\u9650\uff08<code>ulimit -n<\/code>\uff09\uff0c\u4e8c\u662f\u4e1a\u52a1\u7684\u8fde\u63a5\u6a21\u5f0f\u3002\u5982\u679c\u9875\u9762\u5e73\u5747\u4f1a\u5efa\u7acb 3-5 \u4e2a\u5e76\u53d1\u8fde\u63a5\uff08HTTP\/1.1 \u591a\u8def\u590d\u7528\uff09\uff0c\u90a3\u4e48 <code>worker_connections<\/code> \u5e94\u8be5\u8bbe\u4e3a\u9884\u671f\u5e76\u53d1\u7528\u6237\u6570\u7684 3-5 \u500d\u3002<\/p>\n<pre><code class=\"language-nginx\">events {\n    worker_connections 4096;\n    multi_accept on;\n    use epoll;\n}\n<\/code><\/pre>\n<p><code>multi_accept on<\/code> \u8ba9\u6bcf\u4e2a worker \u4e00\u6b21 accept \u591a\u4e2a\u65b0\u8fde\u63a5\uff0c\u51cf\u5c11\u7cfb\u7edf\u8c03\u7528\u6b21\u6570\u3002<code>use epoll<\/code> \u662f Linux \u4e0b\u6700\u9ad8\u6548\u7684 I\/O \u591a\u8def\u590d\u7528\u65b9\u5f0f\uff0c2.6 \u4ee5\u4e0a\u5185\u6838\u90fd\u652f\u6301\u3002<\/p>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u4f60\u53ef\u4ee5\u7528\u4ee5\u4e0b\u547d\u4ee4\u9a8c\u8bc1 worker \u8fdb\u7a0b\u6570\u548c\u8fde\u63a5\u6570\uff1a<\/p>\n<pre><code class=\"language-bash\"># \u67e5\u770b worker \u8fdb\u7a0b\u6570\nps aux | grep nginx | grep worker | wc -l\n\n# \u67e5\u770b\u5f53\u524d\u8fde\u63a5\u6570\nss -s | grep estab\n<\/code><\/pre>\n<h3>worker_rlimit_nofile \u6587\u4ef6\u63cf\u8ff0\u7b26\u9650\u5236<\/h3>\n<p>\u64cd\u4f5c\u7cfb\u7edf\u5bf9\u6bcf\u4e2a\u8fdb\u7a0b\u80fd\u6253\u5f00\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u6570\u91cf\u6709\u9650\u5236\uff0c\u800c Nginx \u7684\u6bcf\u4e2a\u8fde\u63a5\u90fd\u4f1a\u5360\u7528\u4e00\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26\u3002\u5982\u679c\u8fd9\u4e2a\u503c\u592a\u4f4e\uff0c\u9ad8\u5e76\u53d1\u65f6 Nginx \u4f1a\u62a5 <code>too many open files<\/code> \u9519\u8bef\u3002<\/p>\n<p>\u5efa\u8bae\u628a <code>worker_rlimit_nofile<\/code> \u8bbe\u4e3a <code>worker_connections<\/code> \u7684 2 \u500d\u4ee5\u4e0a\uff0c\u7559\u51fa\u4f59\u91cf\u7ed9\u65e5\u5fd7\u6587\u4ef6\u3001\u7f13\u5b58\u6587\u4ef6\u7b49\uff1a<\/p>\n<pre><code class=\"language-nginx\">worker_rlimit_nofile 8192;\n<\/code><\/pre>\n<p>\u540c\u65f6\u9700\u8981\u4fee\u6539\u7cfb\u7edf\u7684 <code>ulimit<\/code> \u8bbe\u7f6e\u3002\u7f16\u8f91 <code>\/etc\/security\/limits.conf<\/code>\uff0c\u6dfb\u52a0\uff1a<\/p>\n<pre><code>* soft nofile 65535\n* hard nofile 65535\n<\/code><\/pre>\n<p>\u4fee\u6539\u540e\u91cd\u65b0\u767b\u5f55\u6216\u91cd\u542f Nginx \u751f\u6548\u3002<\/p>\n<h2>\u7f13\u51b2\u533a\u914d\u7f6e\uff1a\u51cf\u5c11\u78c1\u76d8 I\/O \u7684\u5173\u952e<\/h2>\n<p>\u7f13\u51b2\u533a\uff08buffer\uff09\u662f Nginx \u5728\u5185\u5b58\u4e2d\u6682\u5b58\u8bf7\u6c42\u548c\u54cd\u5e94\u6570\u636e\u7684\u533a\u57df\u3002\u914d\u7f6e\u5408\u7406\u7684\u7f13\u51b2\u533a\u80fd\u663e\u8457\u51cf\u5c11\u78c1\u76d8\u8bfb\u5199\u6b21\u6570\uff0c\u63d0\u5347\u9759\u6001\u6587\u4ef6\u548c\u4ee3\u7406\u8bf7\u6c42\u7684\u5904\u7406\u901f\u5ea6\u3002<\/p>\n<h3>client_body_buffer_size \u8bf7\u6c42\u4f53\u7f13\u51b2<\/h3>\n<p>\u8fd9\u4e2a\u53c2\u6570\u63a7\u5236 Nginx \u7f13\u5b58 POST \u8bf7\u6c42\u4f53\u7684\u5185\u5b58\u5927\u5c0f\u3002\u5982\u679c\u8bf7\u6c42\u4f53\u8d85\u8fc7\u8fd9\u4e2a\u503c\uff0cNginx \u4f1a\u628a\u6570\u636e\u5199\u5165\u4e34\u65f6\u6587\u4ef6\uff0c\u89e6\u53d1\u78c1\u76d8 I\/O\u3002<\/p>\n<p>\u5bf9\u4e8e\u666e\u901a\u8868\u5355\u63d0\u4ea4\uff08\u4e0d\u542b\u6587\u4ef6\u4e0a\u4f20\uff09\uff0c16KB \u901a\u5e38\u591f\u7528\u3002\u5982\u679c\u6709\u6587\u4ef6\u4e0a\u4f20\u573a\u666f\uff0c\u9700\u8981\u914d\u5408 <code>client_max_body_size<\/code> \u4e00\u8d77\u8c03\u6574\uff1a<\/p>\n<pre><code class=\"language-nginx\">client_body_buffer_size 16k;\nclient_max_body_size 50m;\n<\/code><\/pre>\n<h3>proxy_buffer_size \u4ee3\u7406\u54cd\u5e94\u5934\u7f13\u51b2<\/h3>\n<p>\u5f53\u4f60\u7528 Nginx \u505a\u53cd\u5411\u4ee3\u7406\uff08\u5982\u4ee3\u7406\u5230\u540e\u7aef\u7684 Node.js \u6216 PHP-FPM\uff09\u65f6\uff0c<code>proxy_buffer_size<\/code> \u63a7\u5236\u54cd\u5e94\u5934\u7684\u7f13\u51b2\u5927\u5c0f\u3002\u9ed8\u8ba4\u7684 4KB \u6216 8KB \u5728\u5927\u591a\u6570\u573a\u666f\u4e0b\u591f\u7528\uff0c\u4f46\u5982\u679c\u540e\u7aef\u8fd4\u56de\u7684\u54cd\u5e94\u5934\u8f83\u5927\uff08\u6bd4\u5982\u5305\u542b\u591a\u4e2a Set-Cookie\uff09\uff0c\u53ef\u80fd\u9700\u8981\u8c03\u5927\uff1a<\/p>\n<pre><code class=\"language-nginx\">proxy_buffer_size 8k;\n<\/code><\/pre>\n<h3>proxy_buffers \u4ee3\u7406\u54cd\u5e94\u4f53\u7f13\u51b2<\/h3>\n<p><code>proxy_buffers<\/code> \u63a7\u5236\u4ee3\u7406\u54cd\u5e94\u4f53\u7684\u7f13\u51b2\u533a\u6570\u91cf\u548c\u5355\u4e2a\u7f13\u51b2\u533a\u5927\u5c0f\u3002\u8bbe\u7f6e\u8fc7\u5c0f\u4f1a\u5bfc\u81f4 Nginx \u9891\u7e41\u5199\u78c1\u76d8\u4e34\u65f6\u6587\u4ef6\uff0c\u8bbe\u7f6e\u8fc7\u5927\u5219\u6d6a\u8d39\u5185\u5b58\u3002<\/p>\n<p>\u63a8\u8350\u914d\u7f6e\uff1a<\/p>\n<pre><code class=\"language-nginx\">proxy_buffers 8 16k;\nproxy_buffer_size 8k;\n<\/code><\/pre>\n<p>\u8fd9\u91cc <code>8 16k<\/code> \u8868\u793a 8 \u4e2a 16KB \u7684\u7f13\u51b2\u533a\uff0c\u603b\u5171 128KB\u3002\u5bf9\u4e8e\u5927\u591a\u6570\u52a8\u6001\u9875\u9762\u6765\u8bf4\u591f\u7528\u3002\u5982\u679c\u4f60\u7684\u9875\u9762\u5e73\u5747\u54cd\u5e94\u4f53\u8f83\u5927\uff08\u6bd4\u5982\u8fd4\u56de\u5927\u91cf JSON \u6570\u636e\uff09\uff0c\u53ef\u4ee5\u8c03\u6574\u4e3a <code>8 32k<\/code>\u3002<\/p>\n<h3>\u9759\u6001\u6587\u4ef6\u7f13\u5b58 open_file_cache<\/h3>\n<p>\u5bf9\u4e8e\u9759\u6001\u8d44\u6e90\uff08CSS\u3001JS\u3001\u56fe\u7247\uff09\uff0cNginx \u6bcf\u6b21\u8bf7\u6c42\u90fd\u4f1a\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728\u3001\u8bfb\u53d6\u6587\u4ef6\u5143\u4fe1\u606f\u3002<code>open_file_cache<\/code> \u53ef\u4ee5\u628a\u8fd9\u4e9b\u4fe1\u606f\u7f13\u5b58\u5728\u5185\u5b58\u4e2d\uff0c\u907f\u514d\u91cd\u590d\u7684\u6587\u4ef6\u7cfb\u7edf\u8c03\u7528\uff1a<\/p>\n<pre><code class=\"language-nginx\">open_file_cache max=10000 inactive=20s;\nopen_file_cache_valid 30s;\nopen_file_cache_min_uses 2;\nopen_file_cache_errors on;\n<\/code><\/pre>\n<ul>\n<li><code>max=10000<\/code>\uff1a\u6700\u591a\u7f13\u5b58 10000 \u4e2a\u6587\u4ef6\u7684\u5143\u4fe1\u606f<\/li>\n<li><code>inactive=20s<\/code>\uff1a20 \u79d2\u5185\u6ca1\u88ab\u8bbf\u95ee\u7684\u7f13\u5b58\u6761\u76ee\u4f1a\u88ab\u6e05\u9664<\/li>\n<li><code>open_file_cache_valid 30s<\/code>\uff1a\u6bcf 30 \u79d2\u91cd\u65b0\u9a8c\u8bc1\u4e00\u6b21\u7f13\u5b58\u7684\u6709\u6548\u6027<\/li>\n<li><code>open_file_cache_min_uses 2<\/code>\uff1a\u81f3\u5c11\u88ab\u8bbf\u95ee 2 \u6b21\u624d\u4f1a\u88ab\u7f13\u5b58<\/li>\n<\/ul>\n<h2>keepalive \u8fde\u63a5\uff1a\u590d\u7528 TCP \u8fde\u63a5\u964d\u4f4e\u5ef6\u8fdf<\/h2>\n<p>keepalive\uff08\u957f\u8fde\u63a5\uff09\u662f HTTP\/1.1 \u7684\u9ed8\u8ba4\u884c\u4e3a\uff0c\u5141\u8bb8\u5ba2\u6237\u7aef\u5728\u540c\u4e00 TCP \u8fde\u63a5\u4e0a\u53d1\u9001\u591a\u4e2a\u8bf7\u6c42\uff0c\u907f\u514d\u6bcf\u6b21\u8bf7\u6c42\u90fd\u7ecf\u5386 TCP \u4e09\u6b21\u63e1\u624b\u7684\u5f00\u9500\u3002<\/p>\n<h3>upstream keepalive \u540e\u7aef\u957f\u8fde\u63a5<\/h3>\n<p>\u5f53 Nginx \u4f5c\u4e3a\u53cd\u5411\u4ee3\u7406\u65f6\uff0c\u4e0e\u540e\u7aef\u670d\u52a1\u5668\uff08upstream\uff09\u4e4b\u95f4\u7684\u8fde\u63a5\u9ed8\u8ba4\u662f\u77ed\u8fde\u63a5\u2014\u2014\u6bcf\u4e2a\u8bf7\u6c42\u7ed3\u675f\u540e\u8fde\u63a5\u5c31\u5173\u95ed\u4e86\u3002\u5728\u9ad8\u5e76\u53d1\u573a\u666f\u4e0b\uff0c\u9891\u7e41\u7684 TCP \u5efa\u7acb\u548c\u9500\u6bc1\u4f1a\u6d88\u8017\u5927\u91cf\u7cfb\u7edf\u8d44\u6e90\u3002<\/p>\n<p>\u901a\u8fc7 <code>keepalive<\/code> \u6307\u4ee4\u53ef\u4ee5\u542f\u7528\u4e0e upstream \u7684\u957f\u8fde\u63a5\uff1a<\/p>\n<pre><code class=\"language-nginx\">upstream backend {\n    server 127.0.0.1:8080;\n    keepalive 32;\n    keepalive_requests 1000;\n    keepalive_timeout 60s;\n}\n\nserver {\n    location \/api\/ {\n        proxy_pass http:\/\/backend;\n        proxy_http_version 1.1;\n        proxy_set_header Connection &quot;&quot;;\n    }\n}\n<\/code><\/pre>\n<p>\u5173\u952e\u70b9\u6709\u4e24\u4e2a\uff1a\u4e00\u662f <code>proxy_http_version 1.1<\/code>\uff08keepalive \u9700\u8981 HTTP\/1.1\uff09\uff0c\u4e8c\u662f <code>proxy_set_header Connection \"\"<\/code>\uff08\u6e05\u9664\u5ba2\u6237\u7aef\u53d1\u6765\u7684 <code>Connection: close<\/code> \u5934\uff09\u3002<\/p>\n<p><code>keepalive 32<\/code> \u8868\u793a\u6bcf\u4e2a worker \u8fdb\u7a0b\u4fdd\u6301 32 \u4e2a\u5230 upstream \u7684\u7a7a\u95f2\u957f\u8fde\u63a5\u3002\u8fd9\u4e2a\u503c\u4e0d\u5b9c\u8bbe\u5f97\u592a\u5927\uff0c\u5426\u5219\u4f1a\u5360\u7528\u540e\u7aef\u670d\u52a1\u5668\u7684\u8fde\u63a5\u6570\u3002\u4e00\u822c\u8bbe\u4e3a upstream \u670d\u52a1\u5668\u6570\u91cf\u7684 2-4 \u500d\u5373\u53ef\u3002<\/p>\n<h3>HTTP keepalive_timeout \u5ba2\u6237\u7aef\u957f\u8fde\u63a5<\/h3>\n<p><code>keepalive_timeout<\/code> \u63a7\u5236\u4e0e\u5ba2\u6237\u7aef\u4e4b\u95f4\u7684\u957f\u8fde\u63a5\u4fdd\u6301\u65f6\u95f4\u3002\u9ed8\u8ba4\u503c\u901a\u5e38\u662f 65-75 \u79d2\uff0c\u5bf9\u4e8e\u5927\u591a\u6570\u573a\u666f\u6765\u8bf4\u504f\u957f\u3002<\/p>\n<p>\u5982\u679c\u7528\u6237\u6253\u5f00\u9875\u9762\u540e\u5feb\u901f\u79bb\u5f00\uff0c\u8fd9\u6761\u8fde\u63a5\u4f1a\u4e00\u76f4\u5360\u7528\u76f4\u5230\u8d85\u65f6\u3002\u9002\u5f53\u7f29\u77ed\u8fd9\u4e2a\u503c\u53ef\u4ee5\u91ca\u653e\u8fde\u63a5\u8d44\u6e90\uff1a<\/p>\n<pre><code class=\"language-nginx\">keepalive_timeout 30s;\nkeepalive_requests 100;\n<\/code><\/pre>\n<ul>\n<li><code>keepalive_timeout 30s<\/code>\uff1a30 \u79d2\u5185\u6ca1\u6709\u65b0\u8bf7\u6c42\u5c31\u5173\u95ed\u8fde\u63a5<\/li>\n<li><code>keepalive_requests 100<\/code>\uff1a\u5355\u4e2a\u8fde\u63a5\u6700\u591a\u5904\u7406 100 \u4e2a\u8bf7\u6c42\u540e\u5173\u95ed<\/li>\n<\/ul>\n<p>\u5bf9\u4e8e API \u670d\u52a1\u573a\u666f\uff0c\u53ef\u4ee5\u9002\u5f53\u5ef6\u957f\u5230 60 \u79d2\uff0c\u51cf\u5c11\u5ba2\u6237\u7aef\u9891\u7e41\u5efa\u7acb\u8fde\u63a5\u7684\u5f00\u9500\u3002\u5bf9\u4e8e\u9759\u6001\u8d44\u6e90\u7ad9\u70b9\uff0c30 \u79d2\u901a\u5e38\u8db3\u591f\u3002<\/p>\n<h2>\u4e00\u4e2a\u5b8c\u6574\u7684\u8c03\u4f18\u914d\u7f6e\u793a\u4f8b<\/h2>\n<p>\u628a\u4e0a\u9762\u7684\u914d\u7f6e\u6574\u5408\u5230\u4e00\u8d77\uff0c\u8fd9\u662f\u4e00\u4e2a\u9002\u5408 4 \u6838 VPS \u7684 Nginx \u8c03\u4f18\u6a21\u677f\uff1a<\/p>\n<pre><code class=\"language-nginx\"># worker \u8fdb\u7a0b\nworker_processes auto;\nworker_cpu_affinity auto;\nworker_rlimit_nofile 8192;\n\nevents {\n    worker_connections 4096;\n    multi_accept on;\n    use epoll;\n}\n\nhttp {\n    # \u7f13\u51b2\u533a\n    client_body_buffer_size 16k;\n    client_max_body_size 50m;\n    proxy_buffer_size 8k;\n    proxy_buffers 8 16k;\n\n    # \u9759\u6001\u6587\u4ef6\u7f13\u5b58\n    open_file_cache max=10000 inactive=20s;\n    open_file_cache_valid 30s;\n    open_file_cache_min_uses 2;\n    open_file_cache_errors on;\n\n    # keepalive\n    keepalive_timeout 30s;\n    keepalive_requests 100;\n\n    upstream backend {\n        server 127.0.0.1:8080;\n        keepalive 32;\n        keepalive_requests 1000;\n        keepalive_timeout 60s;\n    }\n\n    server {\n        listen 80;\n        server_name example.com;\n\n        location \/ {\n            proxy_pass http:\/\/backend;\n            proxy_http_version 1.1;\n            proxy_set_header Connection &quot;&quot;;\n            proxy_set_header Host $host;\n            proxy_set_header X-Real-IP $remote_addr;\n        }\n\n        location \/static\/ {\n            expires 30d;\n            add_header Cache-Control &quot;public, immutable&quot;;\n        }\n    }\n}\n<\/code><\/pre>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u7528 <code>nginx -t<\/code> \u68c0\u67e5\u8bed\u6cd5\u662f\u5426\u6b63\u786e\uff0c\u518d\u7528 <code>nginx -s reload<\/code> \u5e73\u6ed1\u91cd\u8f7d\u3002\u91cd\u8f7d\u4e0d\u4f1a\u4e2d\u65ad\u73b0\u6709\u8fde\u63a5\uff0c\u65b0\u914d\u7f6e\u4f1a\u5728\u4e0b\u4e00\u4e2a\u8bf7\u6c42\u4e2d\u751f\u6548\u3002<\/p>\n<h2>\u603b\u7ed3\u4e0e\u4e0b\u4e00\u6b65\u884c\u52a8<\/h2>\n<p>Nginx \u6027\u80fd\u8c03\u4f18\u4e0d\u662f\u4e00\u6b21\u6027\u5de5\u4f5c\uff0c\u800c\u662f\u4e00\u4e2a\u6301\u7eed\u8fed\u4ee3\u7684\u8fc7\u7a0b\u3002\u6211\u4eec\u5efa\u8bae\u4f60\u6309\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c\uff1a<\/p>\n<ol>\n<li>\u5148\u7528\u9ed8\u8ba4\u914d\u7f6e\u8dd1\u4e00\u6bb5\u65f6\u95f4\uff0c\u901a\u8fc7 <code>nginx -V<\/code> \u786e\u8ba4\u5f53\u524d\u7f16\u8bd1\u53c2\u6570\u548c\u6a21\u5757<\/li>\n<li>\u6839\u636e\u670d\u52a1\u5668\u914d\u7f6e\uff08CPU \u6838\u5fc3\u6570\u3001\u5185\u5b58\u5927\u5c0f\uff09\u8c03\u6574 worker \u53c2\u6570\uff0c\u89c2\u5bdf\u5e76\u53d1\u8fde\u63a5\u6570\u53d8\u5316<\/li>\n<li>\u9010\u6b65\u8c03\u6574\u7f13\u51b2\u533a\u548c keepalive \u53c2\u6570\uff0c\u6bcf\u6b21\u53ea\u6539\u4e00\u4e24\u4e2a\u914d\u7f6e\u9879\uff0c\u7528\u538b\u6d4b\u5de5\u5177\uff08\u5982 wrk \u6216 ab\uff09\u9a8c\u8bc1\u6548\u679c<\/li>\n<li>\u76d1\u63a7 Nginx \u7684 access log \u548c error log\uff0c\u5173\u6ce8 502\u3001504 \u9519\u8bef\u548c <code>too many open files<\/code> \u8b66\u544a<\/li>\n<\/ol>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u4f7f\u7528 <a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS \u4e3b\u673a<\/a>\uff0c\u53ef\u4ee5\u76f4\u63a5\u5728\u63a7\u5236\u9762\u677f\u4e2d\u4fee\u6539 Nginx \u914d\u7f6e\u3002\u9047\u5230\u914d\u7f6e\u95ee\u9898\u4e5f\u53ef\u4ee5\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/server\/\">\u670d\u52a1\u5668\u4f18\u5316\u6307\u5357<\/a> \u83b7\u53d6\u66f4\u591a\u8fd0\u7ef4\u6280\u5de7\u3002<\/p>\n<p>\u53ef\u4ee5\u8003\u8651\u628a\u8fd9\u4efd\u6e05\u5355\u4fdd\u5b58\u4e0b\u6765\uff0c\u6bcf\u6b21\u90e8\u7f72\u65b0\u670d\u52a1\u5668\u65f6\u5bf9\u7167\u68c0\u67e5\u3002\u6027\u80fd\u4f18\u5316\u662f\u4e00\u4e2a\u6e10\u8fdb\u7684\u8fc7\u7a0b\uff0c\u4ece\u6700\u5f71\u54cd\u4e1a\u52a1\u7684\u90a3\u4e2a\u74f6\u9888\u5f00\u59cb\u8c03\uff0c\u6548\u679c\u5f80\u5f80\u6700\u660e\u663e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e3a\u4ec0\u4e48\u4f60\u7684 Nginx \u8fd8\u9700\u8981\u8c03\u4f18\uff1f \u5f88\u591a\u7ad9\u957f\u5728\u90e8\u7f72\u5b8c Nginx\uff08\u9ad8\u6027\u80fd HTTP \u548c\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\uff09\u4e4b\u540e\uff0c &#8230; <a title=\"Nginx \u6027\u80fd\u8c03\u4f18\u6e05\u5355\uff1aworker\u3001\u7f13\u51b2\u533a\u4e0e keepalive \u7684\u6700\u4f73\u5b9e\u8df5\" class=\"read-more\" href=\"https:\/\/cn.hostease.com\/blog\/guides\/nginx-worker-keepalive\/\" aria-label=\"\u9605\u8bfb Nginx \u6027\u80fd\u8c03\u4f18\u6e05\u5355\uff1aworker\u3001\u7f13\u51b2\u533a\u4e0e keepalive \u7684\u6700\u4f73\u5b9e\u8df5\">\u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3822],"tags":[393,4484,4482,565],"class_list":["post-31445","post","type-post","status-publish","format-standard","hentry","category-guides","tag-nginx","tag-web-","tag-4482","tag-565"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/31445","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=31445"}],"version-history":[{"count":0,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/31445\/revisions"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=31445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=31445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=31445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}