{"id":51123,"date":"2024-10-08T16:16:01","date_gmt":"2024-10-08T08:16:01","guid":{"rendered":"https:\/\/server.hk\/cnblog\/51123\/"},"modified":"2024-10-08T16:16:02","modified_gmt":"2024-10-08T08:16:02","slug":"nginx-%e6%95%99%e7%a8%8b%ef%bc%9anginx-event-%e6%a8%a1%e5%a1%8a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/51123\/","title":{"rendered":"Nginx \u6559\u7a0b\uff1aNginx event \u6a21\u584a"},"content":{"rendered":"<h1 id=\"nginx-%e6%95%99%e7%a8%8b%ef%bc%9anginx-event-%e6%a8%a1%e5%a1%8a-NFrmPOwCdp\">Nginx \u6559\u7a0b\uff1aNginx event \u6a21\u584a<\/h1>\n<p>Nginx \u662f\u4e00\u6b3e\u9ad8\u6548\u80fd\u7684\u7db2\u9801\u4f3a\u670d\u5668\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u975c\u614b\u5167\u5bb9\u7684\u63d0\u4f9b\u3001\u53cd\u5411\u4ee3\u7406\u3001\u8ca0\u8f09\u5747\u8861\u7b49\u591a\u7a2e\u5834\u666f\u3002\u5176\u67b6\u69cb\u8a2d\u8a08\u4f7f\u5176\u80fd\u5920\u8655\u7406\u5927\u91cf\u7684\u4e26\u767c\u9023\u63a5\uff0c\u800c\u9019\u4e00\u5207\u7684\u57fa\u790e\u4fbf\u662f Nginx \u7684\u4e8b\u4ef6\u6a21\u584a\uff08event module\uff09\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Nginx \u7684\u4e8b\u4ef6\u6a21\u584a\uff0c\u5e6b\u52a9\u8b80\u8005\u7406\u89e3\u5176\u5de5\u4f5c\u539f\u7406\u53ca\u914d\u7f6e\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e4%ba%8b%e4%bb%b6%e6%a8%a1%e5%a1%8a%e6%a6%82%e8%bf%b0-NFrmPOwCdp\">\u4e8b\u4ef6\u6a21\u584a\u6982\u8ff0<\/h2>\n<p>Nginx \u7684\u4e8b\u4ef6\u6a21\u584a\u8ca0\u8cac\u7ba1\u7406\u6240\u6709\u7684\u9023\u63a5\u548c\u8acb\u6c42\u3002\u5b83\u7684\u4e3b\u8981\u529f\u80fd\u662f\u76e3\u63a7\u548c\u8655\u7406\u5ba2\u6236\u7aef\u7684\u8acb\u6c42\uff0c\u4e26\u5c07\u9019\u4e9b\u8acb\u6c42\u5206\u914d\u7d66\u76f8\u61c9\u7684\u5de5\u4f5c\u9032\u7a0b\u3002Nginx \u4f7f\u7528\u975e\u963b\u585e I\/O \u548c\u4e8b\u4ef6\u9a45\u52d5\u7684\u67b6\u69cb\uff0c\u9019\u4f7f\u5f97\u5b83\u80fd\u5920\u5728\u55ae\u4e00\u9032\u7a0b\u4e2d\u8655\u7406\u6578\u5343\u500b\u9023\u63a5\u3002<\/p>\n<h2 id=\"%e4%ba%8b%e4%bb%b6%e6%a8%a1%e5%9e%8b-NFrmPOwCdp\">\u4e8b\u4ef6\u6a21\u578b<\/h2>\n<p>Nginx \u652f\u6301\u591a\u7a2e\u4e8b\u4ef6\u6a21\u578b\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>epoll<\/strong>\uff1aLinux \u7cfb\u7d71\u4e0b\u7684\u9ad8\u6548\u80fd\u4e8b\u4ef6\u901a\u77e5\u6a5f\u5236\uff0c\u9069\u5408\u8655\u7406\u5927\u91cf\u7684\u4e26\u767c\u9023\u63a5\u3002<\/li>\n<li><strong>kqueue<\/strong>\uff1aBSD \u7cfb\u7d71\u4e0b\u7684\u4e8b\u4ef6\u901a\u77e5\u6a5f\u5236\uff0c\u529f\u80fd\u985e\u4f3c\u65bc epoll\u3002<\/li>\n<li><strong>select<\/strong> \u548c <strong>poll<\/strong>\uff1a\u8f03\u820a\u7684\u4e8b\u4ef6\u901a\u77e5\u6a5f\u5236\uff0c\u6027\u80fd\u76f8\u5c0d\u8f03\u4f4e\u3002<\/li>\n<\/ul>\n<p>\u5728 Nginx \u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6307\u4ee4\u4f86\u6307\u5b9a\u4f7f\u7528\u7684\u4e8b\u4ef6\u6a21\u578b\uff1a<\/p>\n<pre><code>events {\n    use epoll;  # \u6216\u8005\u4f7f\u7528 kqueue, select, poll\n    worker_connections 1024;  # \u6bcf\u500b\u5de5\u4f5c\u9032\u7a0b\u7684\u6700\u5927\u9023\u63a5\u6578\n}<\/code><\/pre>\n<h2 id=\"worker_processes-%e5%92%8c-worker_connections-NFrmPOwCdp\">worker_processes \u548c worker_connections<\/h2>\n<p>Nginx \u7684\u6027\u80fd\u512a\u5316\u901a\u5e38\u6d89\u53ca\u5230 <code>worker_processes<\/code> \u548c <code>worker_connections<\/code> \u9019\u5169\u500b\u53c3\u6578\u7684\u914d\u7f6e\uff1a<\/p>\n<ul>\n<li><strong>worker_processes<\/strong>\uff1a\u5b9a\u7fa9 Nginx \u555f\u52d5\u7684\u5de5\u4f5c\u9032\u7a0b\u6578\u91cf\u3002\u4e00\u822c\u5efa\u8b70\u8a2d\u7f6e\u70ba CPU \u6838\u5fc3\u6578\u7684\u500d\u6578\uff0c\u4ee5\u5145\u5206\u5229\u7528\u7cfb\u7d71\u8cc7\u6e90\u3002<\/li>\n<li><strong>worker_connections<\/strong>\uff1a\u5b9a\u7fa9\u6bcf\u500b\u5de5\u4f5c\u9032\u7a0b\u53ef\u4ee5\u540c\u6642\u8655\u7406\u7684\u6700\u5927\u9023\u63a5\u6578\u3002\u9019\u500b\u6578\u503c\u7684\u8a2d\u7f6e\u53d6\u6c7a\u65bc\u4f3a\u670d\u5668\u7684\u786c\u9ad4\u914d\u7f6e\u548c\u61c9\u7528\u9700\u6c42\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u82e5\u4f3a\u670d\u5668\u6709 4 \u9846 CPU \u6838\u5fc3\uff0c\u5247\u53ef\u4ee5\u9019\u6a23\u914d\u7f6e\uff1a<\/p>\n<pre><code>worker_processes 4;\nworker_connections 1024;<\/code><\/pre>\n<h2 id=\"%e4%ba%8b%e4%bb%b6%e8%99%95%e7%90%86%e6%b5%81%e7%a8%8b-NFrmPOwCdp\">\u4e8b\u4ef6\u8655\u7406\u6d41\u7a0b<\/h2>\n<p>Nginx \u7684\u4e8b\u4ef6\u8655\u7406\u6d41\u7a0b\u5927\u81f4\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u7576\u6709\u65b0\u7684\u8acb\u6c42\u5230\u9054\u6642\uff0cNginx \u5c07\u5176\u653e\u5165\u4e8b\u4ef6\u968a\u5217\u4e2d\u3002<\/li>\n<li>\u5de5\u4f5c\u9032\u7a0b\u5f9e\u4e8b\u4ef6\u968a\u5217\u4e2d\u53d6\u51fa\u8acb\u6c42\uff0c\u4e26\u9032\u884c\u8655\u7406\u3002<\/li>\n<li>\u8655\u7406\u5b8c\u6210\u5f8c\uff0c\u5c07\u7d50\u679c\u8fd4\u56de\u7d66\u5ba2\u6236\u7aef\u3002<\/li>\n<\/ol>\n<p>\u9019\u7a2e\u975e\u963b\u585e\u7684\u8655\u7406\u65b9\u5f0f\u4f7f\u5f97 Nginx \u80fd\u5920\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\u4fdd\u6301\u826f\u597d\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e9%85%8d%e7%bd%ae%e7%a4%ba%e4%be%8b-NFrmPOwCdp\">\u914d\u7f6e\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 Nginx \u914d\u7f6e\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u4e8b\u4ef6\u6a21\u584a\uff1a<\/p>\n<pre><code>worker_processes auto;\n\nevents {\n    use epoll;\n    worker_connections 2048;\n}\n\nhttp {\n    server {\n        listen 80;\n        server_name example.com;\n\n        location \/ {\n            root   html;\n            index  index.html index.htm;\n        }\n    }\n}<\/code><\/pre>\n<p>\u5728\u9019\u500b\u914d\u7f6e\u4e2d\uff0c\u6211\u5011\u8a2d\u7f6e\u4e86\u81ea\u52d5\u8abf\u6574\u5de5\u4f5c\u9032\u7a0b\u6578\u91cf\uff0c\u4e26\u4f7f\u7528 epoll \u4f5c\u70ba\u4e8b\u4ef6\u6a21\u578b\uff0c\u6700\u5927\u9023\u63a5\u6578\u8a2d\u7f6e\u70ba 2048\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NFrmPOwCdp\">\u7e3d\u7d50<\/h2>\n<p>Nginx \u7684\u4e8b\u4ef6\u6a21\u584a\u662f\u5176\u9ad8\u6548\u80fd\u7684\u6838\u5fc3\u6240\u5728\uff0c\u901a\u904e\u975e\u963b\u585e I\/O \u548c\u4e8b\u4ef6\u9a45\u52d5\u7684\u67b6\u69cb\uff0cNginx \u80fd\u5920\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\u63d0\u4f9b\u7a69\u5b9a\u7684\u670d\u52d9\u3002\u6b63\u78ba\u7684\u914d\u7f6e <code>worker_processes<\/code> \u548c <code>worker_connections<\/code> \u53c3\u6578\uff0c\u80fd\u5920\u9032\u4e00\u6b65\u63d0\u5347\u4f3a\u670d\u5668\u7684\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u7684\u7db2\u7ad9\u6216\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u65b9\u6848\uff0c\u4e26\u5408\u7406\u914d\u7f6e Nginx\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u7684\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u4e86\u89e3 Nginx \u7684 event \u6a21\u584a\uff0c\u5b78\u7fd2\u5982\u4f55\u512a\u5316\u6027\u80fd\u548c\u8655\u7406\u9ad8\u4f75\u767c\u8acb\u6c42\uff0c\u63d0\u5347\u7db2\u7ad9\u6548\u7387\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-51123","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/51123","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=51123"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/51123\/revisions"}],"predecessor-version":[{"id":51124,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/51123\/revisions\/51124"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=51123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=51123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=51123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}