{"id":16671,"date":"2024-11-18T17:37:47","date_gmt":"2024-11-18T09:37:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/16671\/"},"modified":"2024-11-18T17:37:47","modified_gmt":"2024-11-18T09:37:47","slug":"%e6%9c%80%e4%bd%b3%e5%ae%9e%e8%b7%b5%ef%bc%9acentos%e6%90%ad%e5%bb%baweb%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%9a%84%e6%80%a7%e8%83%bd%e8%b0%83%e4%bc%98%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/16671\/","title":{"rendered":"\u6700\u4f73\u5b9e\u8df5\uff1aCentOS\u642d\u5efaweb\u670d\u52a1\u5668\u7684\u6027\u80fd\u8c03\u4f18\u6307\u5357"},"content":{"rendered":"<p>\u6700\u4f73\u5b9e\u8df5\uff1a\u642d\u5efaweb\u670d\u52a1\u5668\u7684\u6027\u80fd\u8c03\u4f18\u6307\u5357<\/p>\n<p>\u6458\u8981\uff1a\u672c\u6587\u65e8\u5728\u4e3aCentOS\u642d\u5efaweb\u670d\u52a1\u5668\u7684\u7528\u6237\u63d0\u4f9b\u4e00\u4e9b\u6027\u80fd\u8c03\u4f18\u7684\u6700\u4f73\u5b9e\u8df5\uff0c\u65e8\u5728\u63d0\u5347\u670d\u52a1\u5668\u7684\u6027\u80fd\u548c\u54cd\u5e94\u901f\u5ea6\u3002\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5173\u952e\u7684\u8c03\u4f18\u53c2\u6570\u548c\u5e38\u7528\u7684\u4f18\u5316\u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u4e9b\u793a\u4f8b\u4ee3\u7801\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528\u8fd9\u4e9b\u65b9\u6cd5\u3002<\/p>\n<p>\u4e00\u3001\u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u670d\u52a1<\/p>\n<p>\u5728CentOS\u642d\u5efaweb\u670d\u52a1\u5668\u65f6\uff0c\u9ed8\u8ba4\u4f1a\u542f\u52a8\u4e00\u4e9b\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\uff0c\u8fd9\u4e9b\u670d\u52a1\u4f1a\u5360\u7528\u7cfb\u7edf\u8d44\u6e90\u800c\u4e14\u5bf9web\u670d\u52a1\u5668\u7684\u6027\u80fd\u6ca1\u6709\u660e\u663e\u7684\u63d0\u5347\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u5e94\u8be5\u5173\u95ed\u8fd9\u4e9b\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\u4ee5\u91ca\u653e\u8d44\u6e90\u3002<\/p>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5217\u51fa\u6b63\u5728\u8fd0\u884c\u7684\u670d\u52a1\uff1a<\/p>\n<pre>systemctl list-units --type=service --state=running<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u5173\u95ed\u4e0d\u9700\u8981\u7684\u670d\u52a1\uff0c\u4f8b\u5982\u5173\u95ed\u90ae\u4ef6\u670d\u52a1\uff1a<\/p>\n<pre>systemctl stop postfix\nsystemctl disable postfix<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4e8c\u3001\u8c03\u6574\u5185\u6838\u53c2\u6570<\/p>\n<p>\u4f18\u5316\u5185\u6838\u53c2\u6570\u662f\u63d0\u5347\u670d\u52a1\u5668\u6027\u80fd\u7684\u91cd\u8981\u4e00\u6b65\u3002\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\/etc\/sysctl.conf\u6587\u4ef6\u6765\u8c03\u6574\u5185\u6838\u53c2\u6570\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u5185\u6838\u53c2\u6570\u8c03\u4f18\u65b9\u6848\uff1a<\/p>\n<ol>\n<li>\u63d0\u9ad8\u6587\u4ef6\u53e5\u67c4\u6570\u9650\u5236<\/li>\n<\/ol>\n<pre># \u589e\u52a0\u7cfb\u7edf\u6700\u5927\u6587\u4ef6\u53e5\u67c4\u6570\nfs.file-max = 65535\n\n# \u589e\u52a0\u6bcf\u4e2a\u8fdb\u7a0b\u53ef\u4ee5\u6253\u5f00\u7684\u6587\u4ef6\u53e5\u67c4\u6570\u9650\u5236\nulimit -n 65535<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li>\u63d0\u9ad8TCP\u8fde\u63a5\u6570\u9650\u5236<\/li>\n<\/ol>\n<pre># \u589e\u52a0\u7cfb\u7edf\u7684\u6700\u5927\u5e76\u53d1TCP\u8fde\u63a5\u6570\nnet.ipv4.ip_local_port_range = 1024 65535\nnet.ipv4.tcp_tw_reuse = 1\nnet.ipv4.tcp_tw_recycle = 1\nnet.ipv4.tcp_fin_timeout = 30\nnet.ipv4.tcp_max_tw_buckets = 5000\nnet.ipv4.tcp_max_syn_backlog = 1024\nnet.core.somaxconn = 65535<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li>\u6d88\u9664\u7fa4\u804a\u5206\u7247<\/li>\n<\/ol>\n<pre># \u6d88\u9664\u7fa4\u804a\u5206\u7247\nnet.ipv4.tcp_timestamps = 0\nnet.ipv4.tcp_sack = 0\nnet.ipv4.tcp_dsack = 0<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li>\u63d0\u9ad8\u7cfb\u7edfTCP\u7f13\u51b2\u533a\u5927\u5c0f<\/li>\n<\/ol>\n<pre># \u63d0\u9ad8TCP\u63a5\u6536\u7a97\u53e3\u7f13\u51b2\u533a\u5927\u5c0f\uff08\u5355\u4f4d\uff1a\u5b57\u8282\uff09\nnet.ipv4.tcp_rmem = 4096 87380 4194304\n\n# \u63d0\u9ad8TCP\u53d1\u9001\u7a97\u53e3\u7f13\u51b2\u533a\u5927\u5c0f\uff08\u5355\u4f4d\uff1a\u5b57\u8282\uff09\nnet.ipv4.tcp_wmem = 4096 16384 4194304\n\n# \u63d0\u9ad8\u7cfb\u7edf\u7684TCP\u8fde\u63a5\u8ddf\u8e2a\u8868\u7684\u5927\u5c0f\nnet.netfilter.nf_conntrack_max = 65536<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4fee\u6539\u5b8c\u4e0a\u8ff0\u53c2\u6570\u540e\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f7f\u5176\u751f\u6548\uff1a<\/p>\n<pre>sysctl -p<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4e09\u3001\u4f7f\u7528\u9ad8\u6027\u80fd\u7684web\u670d\u52a1\u5668<\/p>\n<p>\u9009\u62e9\u5408\u9002\u7684web\u670d\u52a1\u5668\u4e5f\u5bf9\u6027\u80fd\u6709\u7740\u91cd\u8981\u7684\u5f71\u54cd\u3002\u5728CentOS\u4e0a\uff0cNginx\u548cApache\u662f\u6bd4\u8f83\u5e38\u7528\u7684web\u670d\u52a1\u5668\u3002<\/p>\n<ol>\n<li>Nginx<\/li>\n<\/ol>\n<p>Nginx\u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684HTTP\u548c\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\uff0c\u5b83\u4f7f\u7528\u5f02\u6b65\u975e\u963b\u585e\u7684\u4e8b\u4ef6\u9a71\u52a8\u67b6\u6784\uff0c\u53ef\u4ee5\u8f7b\u677e\u5904\u7406\u5927\u6d41\u91cf\u7684\u8bf7\u6c42\u3002<\/p>\n<p>\u5b89\u88c5Nginx\uff1a<\/p>\n<pre>yum install nginx<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u914d\u7f6eNginx\uff1a<\/p>\n<p>\u7f16\u8f91\/etc\/nginx\/nginx.conf\u6587\u4ef6\uff1a<\/p>\n<pre>user www-data;\nworker_processes auto;\nworker_cpu_affinity auto;\n\nevents {\n    worker_connections 1024;\n    use epoll;\n    multi_accept on;\n}\n\nhttp {\n    # \u914d\u7f6eHTTP\u670d\u52a1\u5668\n    ...\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li>Apache<\/li>\n<\/ol>\n<p>Apache\u662f\u4e00\u4e2a\u529f\u80fd\u4e30\u5bcc\u4e14\u5e7f\u6cdb\u4f7f\u7528\u7684web\u670d\u52a1\u5668\uff0c\u867d\u7136\u6027\u80fd\u4e0a\u7a0d\u900a\u4e8eNginx\uff0c\u4f46\u5728\u67d0\u4e9b\u7279\u5b9a\u7684\u573a\u666f\u4e0b\u4ecd\u7136\u53ef\u4ee5\u63d0\u4f9b\u826f\u597d\u7684\u6027\u80fd\u3002<\/p>\n<p>\u5b89\u88c5Apache\uff1a<\/p>\n<pre>yum install httpd<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u914d\u7f6eApache\uff1a<\/p>\n<p>\u7f16\u8f91\/etc\/httpd\/conf\/httpd.conf\u6587\u4ef6\uff1a<\/p>\n<pre>ServerLimit 2048\nMaxClients 2048<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u56db\u3001\u4f7f\u7528\u7f13\u5b58\u52a0\u901f<\/p>\n<p>\u4f7f\u7528\u7f13\u5b58\u6280\u672f\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u5347web\u670d\u52a1\u5668\u7684\u6027\u80fd\u3002\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u4e24\u79cd\u65b9\u5f0f\u8fdb\u884c\u7f13\u5b58\u52a0\u901f\uff1a<\/p>\n<ol>\n<li>HTTP\u7f13\u5b58<\/li>\n<\/ol>\n<p>\u901a\u8fc7\u8bbe\u7f6e\u5408\u9002\u7684Cache-Control\u548cExpires\u54cd\u5e94\u5934\uff0c\u8ba9\u5ba2\u6237\u7aef\u7f13\u5b58\u9759\u6001\u8d44\u6e90\uff0c\u51cf\u5c11\u670d\u52a1\u5668\u7684\u8d1f\u8f7d\uff0c\u63d0\u5347\u7528\u6237\u7684\u8bbf\u95ee\u4f53\u9a8c\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre>location \/static {\n    expires 7d;\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li>\u53cd\u5411\u4ee3\u7406\u7f13\u5b58<\/li>\n<\/ol>\n<p>\u4f7f\u7528\u53cd\u5411\u4ee3\u7406\u7f13\u5b58\u6765\u7f13\u5b58\u52a8\u6001\u5185\u5bb9\uff0c\u51cf\u5c11\u5bf9\u540e\u7aef\u670d\u52a1\u5668\u7684\u8bf7\u6c42\u3002\u53ef\u4ee5\u4f7f\u7528Nginx\u7684proxy_cache\u6a21\u5757\u6765\u5b9e\u73b0\u53cd\u5411\u4ee3\u7406\u7f13\u5b58\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre>proxy_cache_path \/var\/nginx\/cache levels=1:2 keys_zone=my_cache:10m max_size=10g inactive=60m;\nserver {\n    ...\n    location \/ {\n        proxy_cache my_cache;\n        proxy_cache_valid 200 301 302 5m;\n        proxy_pass http:\/\/backend;\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u7ed3\u8bba<\/p>\n<p>\u901a\u8fc7\u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\u3001\u8c03\u6574\u5185\u6838\u53c2\u6570\u3001\u4f7f\u7528\u9ad8\u6027\u80fd\u7684web\u670d\u52a1\u5668\u548c\u4f7f\u7528\u7f13\u5b58\u52a0\u901f\u7b49\u65b9\u5f0f\uff0cCentOS\u642d\u5efa\u7684web\u670d\u52a1\u5668\u53ef\u4ee5\u5f97\u5230\u66f4\u597d\u7684\u6027\u80fd\u548c\u54cd\u5e94\u901f\u5ea6\u3002\u5e0c\u671b\u672c\u6587\u63d0\u4f9b\u7684\u6027\u80fd\u8c03\u4f18\u6307\u5357\u80fd\u5bf9\u5927\u5bb6\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n<p>\u53c2\u8003\u94fe\u63a5\uff1a<\/p>\n<ol>\n<li>https:\/\/www.digitalocean.com\/community\/tutorials\/5-tips-to-speed-up-your-nginx-web-server<\/li>\n<li>https:\/\/www.digitalocean.com\/community\/tutorials\/how-to-optimize-nginx-configuration<\/li>\n<\/ol>\n<p>\u4ee5\u4e0a\u5c31\u662f\u6700\u4f73\u5b9e\u8df5\uff1aCentOS\u642d\u5efaweb\u670d\u52a1\u5668\u7684\u6027\u80fd\u8c03\u4f18\u6307\u5357\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u4f73\u5b9e\u8df5\uff1a\u642d\u5efaweb\u670d\u52a1\u5668\u7684\u6027\u80fd\u8c03\u4f18\u6307\u5357 \u6458\u8981\uff1a\u672c\u6587\u65e8\u5728\u4e3aCentOS\u642d\u5efaweb\u670d\u52a1\u5668\u7684\u7528\u6237\u63d0\u4f9b\u4e00\u4e9b\u6027\u80fd\u8c03\u4f18\u7684\u6700\u4f73\u5b9e\u8df5\uff0c\u65e8\u5728\u63d0\u5347\u670d\u52a1\u5668\u7684\u6027\u80fd\u548c\u54cd\u5e94\u901f\u5ea6\u3002\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5173\u952e\u7684\u8c03\u4f18\u53c2\u6570\u548c\u5e38\u7528\u7684\u4f18\u5316\u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u4e9b\u793a\u4f8b\u4ee3\u7801\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528\u8fd9\u4e9b\u65b9\u6cd5\u3002 \u4e00\u3001\u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u670d\u52a1 \u5728CentOS\u642d\u5efaweb\u670d\u52a1\u5668\u65f6\uff0c\u9ed8\u8ba4\u4f1a\u542f\u52a8\u4e00\u4e9b\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\uff0c\u8fd9\u4e9b\u670d\u52a1\u4f1a\u5360\u7528\u7cfb\u7edf\u8d44\u6e90\u800c\u4e14\u5bf9web\u670d\u52a1\u5668\u7684\u6027\u80fd\u6ca1\u6709\u660e\u663e\u7684\u63d0\u5347\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u5e94\u8be5\u5173\u95ed\u8fd9\u4e9b\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\u4ee5\u91ca\u653e\u8d44\u6e90\u3002 \u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5217\u51fa\u6b63\u5728\u8fd0\u884c\u7684\u670d\u52a1\uff1a systemctl list-units &#8211;type=service &#8211;state=running \u767b\u5f55\u540e\u590d\u5236 \u6839\u636e\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u5173\u95ed\u4e0d\u9700\u8981\u7684\u670d\u52a1\uff0c\u4f8b\u5982\u5173\u95ed\u90ae\u4ef6\u670d\u52a1\uff1a systemctl stop postfix systemctl disable postfix \u767b\u5f55\u540e\u590d\u5236 \u4e8c\u3001\u8c03\u6574\u5185\u6838\u53c2\u6570 \u4f18\u5316\u5185\u6838\u53c2\u6570\u662f\u63d0\u5347\u670d\u52a1\u5668\u6027\u80fd\u7684\u91cd\u8981\u4e00\u6b65\u3002\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\/etc\/sysctl.conf\u6587\u4ef6\u6765\u8c03\u6574\u5185\u6838\u53c2\u6570\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u5185\u6838\u53c2\u6570\u8c03\u4f18\u65b9\u6848\uff1a \u63d0\u9ad8\u6587\u4ef6\u53e5\u67c4\u6570\u9650\u5236 # \u589e\u52a0\u7cfb\u7edf\u6700\u5927\u6587\u4ef6\u53e5\u67c4\u6570 fs.file-max = 65535 # \u589e\u52a0\u6bcf\u4e2a\u8fdb\u7a0b\u53ef\u4ee5\u6253\u5f00\u7684\u6587\u4ef6\u53e5\u67c4\u6570\u9650\u5236 ulimit -n 65535 \u767b\u5f55\u540e\u590d\u5236 \u63d0\u9ad8TCP\u8fde\u63a5\u6570\u9650\u5236 # \u589e\u52a0\u7cfb\u7edf\u7684\u6700\u5927\u5e76\u53d1TCP\u8fde\u63a5\u6570 net.ipv4.ip_local_port_range = 1024 65535 net.ipv4.tcp_tw_reuse = 1 net.ipv4.tcp_tw_recycle = 1 net.ipv4.tcp_fin_timeout = 30 net.ipv4.tcp_max_tw_buckets = 5000 net.ipv4.tcp_max_syn_backlog = 1024 net.core.somaxconn 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