{"id":50731,"date":"2024-10-08T13:20:15","date_gmt":"2024-10-08T05:20:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/50731\/"},"modified":"2024-10-08T13:20:15","modified_gmt":"2024-10-08T05:20:15","slug":"nginx-%e6%8c%87%e4%bb%a4%ef%bc%9aaio-%ef%bc%88%e7%95%b0%e6%ad%a5-i-o%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/50731\/","title":{"rendered":"Nginx \u6307\u4ee4\uff1aaio \uff08\u7570\u6b65 I\/O\uff09"},"content":{"rendered":"<h1 id=\"nginx-%e6%8c%87%e4%bb%a4%ef%bc%9aaio-%ef%bc%88%e7%95%b0%e6%ad%a5-i-o%ef%bc%89-nVSTjUzTNv\">Nginx \u6307\u4ee4\uff1aaio \uff08\u7570\u6b65 I\/O\uff09<\/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\u548c\u53cd\u5411\u4ee3\u7406\u670d\u52d9\u3002\u96a8\u8457\u7db2\u8def\u61c9\u7528\u7684\u65e5\u76ca\u589e\u9577\uff0c\u5c0d\u65bc\u4f3a\u670d\u5668\u6027\u80fd\u7684\u8981\u6c42\u4e5f\u8d8a\u4f86\u8d8a\u9ad8\u3002\u70ba\u4e86\u63d0\u5347\u6027\u80fd\uff0cNginx \u63d0\u4f9b\u4e86\u591a\u7a2e\u914d\u7f6e\u9078\u9805\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f <code>aio<\/code> \u6307\u4ee4\uff0c\u9019\u662f\u4e00\u7a2e\u7570\u6b65 I\/O \u7684\u5be6\u73fe\u65b9\u5f0f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e7%95%b0%e6%ad%a5-i-o%ef%bc%9f-nVSTjUzTNv\">\u4ec0\u9ebc\u662f\u7570\u6b65 I\/O\uff1f<\/h2>\n<p>\u7570\u6b65 I\/O\uff08Asynchronous I\/O\uff09\u662f\u4e00\u7a2e I\/O \u64cd\u4f5c\u7684\u65b9\u5f0f\uff0c\u5141\u8a31\u61c9\u7528\u7a0b\u5f0f\u5728\u7b49\u5f85 I\/O \u64cd\u4f5c\u5b8c\u6210\u7684\u540c\u6642\uff0c\u7e7c\u7e8c\u57f7\u884c\u5176\u4ed6\u4efb\u52d9\u3002\u9019\u7a2e\u65b9\u5f0f\u80fd\u5920\u6709\u6548\u5730\u5229\u7528\u7cfb\u7d71\u8cc7\u6e90\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u4e26\u767c\u8acb\u6c42\u6642\uff0c\u80fd\u986f\u8457\u63d0\u9ad8\u4f3a\u670d\u5668\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u541e\u5410\u91cf\u3002<\/p>\n<h2 id=\"nginx-%e4%b8%ad%e7%9a%84-aio-%e6%8c%87%e4%bb%a4-nVSTjUzTNv\">Nginx \u4e2d\u7684 aio \u6307\u4ee4<\/h2>\n<p>Nginx \u7684 <code>aio<\/code> \u6307\u4ee4\u7528\u65bc\u555f\u7528\u7570\u6b65 I\/O \u529f\u80fd\uff0c\u4e3b\u8981\u7528\u65bc\u8655\u7406\u975c\u614b\u6587\u4ef6\u7684\u8b80\u53d6\u3002\u7576\u555f\u7528 <code>aio<\/code> \u6642\uff0cNginx \u5c07\u4e0d\u6703\u5728\u8b80\u53d6\u6587\u4ef6\u6642\u963b\u585e\u5176\u4ed6\u8acb\u6c42\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u6574\u9ad4\u7684\u6027\u80fd\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e7%94%a8%e6%b3%95-nVSTjUzTNv\">\u57fa\u672c\u7528\u6cd5<\/h3>\n<p>\u5728 Nginx \u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u6cd5\u4f86\u555f\u7528 <code>aio<\/code>\uff1a<\/p>\n<pre><code>http {\n    aio on;  # \u555f\u7528\u7570\u6b65 I\/O\n    ...\n}\n<\/code><\/pre>\n<p>\u6b64\u5916\uff0c<code>aio<\/code> \u6307\u4ee4\u9084\u53ef\u4ee5\u5728 <code>server<\/code> \u6216 <code>location<\/code> \u5340\u584a\u4e2d\u9032\u884c\u8a2d\u7f6e\uff0c\u4ee5\u4fbf\u91dd\u5c0d\u7279\u5b9a\u7684\u8def\u5f91\u6216\u4f3a\u670d\u5668\u9032\u884c\u914d\u7f6e\uff1a<\/p>\n<pre><code>server {\n    location \/images\/ {\n        aio on;  # \u50c5\u5c0d \/images\/ \u8def\u5f91\u555f\u7528\u7570\u6b65 I\/O\n    }\n}\n<\/code><\/pre>\n<h3 id=\"%e9%81%b8%e9%a0%85%e8%a7%a3%e9%87%8b-nVSTjUzTNv\">\u9078\u9805\u89e3\u91cb<\/h3>\n<ul>\n<li><code>on<\/code>\uff1a\u555f\u7528\u7570\u6b65 I\/O\u3002<\/li>\n<li><code>off<\/code>\uff1a\u7981\u7528\u7570\u6b65 I\/O\u3002<\/li>\n<li><code>threads<\/code>\uff1a\u4f7f\u7528\u591a\u7dda\u7a0b\u9032\u884c\u7570\u6b65 I\/O \u64cd\u4f5c\uff0c\u9019\u5728\u9ad8\u8ca0\u8f09\u60c5\u6cc1\u4e0b\u7279\u5225\u6709\u7528\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8-aio-%e7%9a%84%e5%a5%bd%e8%99%95-nVSTjUzTNv\">\u4f7f\u7528 aio \u7684\u597d\u8655<\/h2>\n<p>\u4f7f\u7528 <code>aio<\/code> \u6307\u4ee4\u7684\u4e3b\u8981\u597d\u8655\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u63d0\u9ad8\u6027\u80fd\uff1a<\/strong>\u7570\u6b65 I\/O \u53ef\u4ee5\u6e1b\u5c11 I\/O \u64cd\u4f5c\u7684\u7b49\u5f85\u6642\u9593\uff0c\u5f9e\u800c\u63d0\u9ad8\u4f3a\u670d\u5668\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<li><strong>\u6e1b\u5c11\u8cc7\u6e90\u6d88\u8017\uff1a<\/strong>\u5728\u9ad8\u4e26\u767c\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528\u7570\u6b65 I\/O \u53ef\u4ee5\u6709\u6548\u6e1b\u5c11 CPU \u548c\u5167\u5b58\u7684\u4f7f\u7528\u3002<\/li>\n<li><strong>\u63d0\u5347\u97ff\u61c9\u901f\u5ea6\uff1a<\/strong>\u7528\u6236\u8acb\u6c42\u7684\u97ff\u61c9\u6642\u9593\u6703\u986f\u8457\u7e2e\u77ed\uff0c\u5f9e\u800c\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-nVSTjUzTNv\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5118\u7ba1 <code>aio<\/code> \u63d0\u4f9b\u4e86\u8a31\u591a\u512a\u52e2\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u4e5f\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u4f3a\u670d\u5668\u7684\u64cd\u4f5c\u7cfb\u7d71\u652f\u6301\u7570\u6b65 I\/O\uff0c\u5426\u5247\u53ef\u80fd\u7121\u6cd5\u6b63\u5e38\u904b\u4f5c\u3002<\/li>\n<li>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u7570\u6b65 I\/O \u53ef\u80fd\u6703\u5c0e\u81f4\u984d\u5916\u7684\u8907\u96dc\u6027\uff0c\u7279\u5225\u662f\u5728\u932f\u8aa4\u8655\u7406\u65b9\u9762\u3002<\/li>\n<li>\u5efa\u8b70\u5728\u9ad8\u8ca0\u8f09\u74b0\u5883\u4e2d\u9032\u884c\u5145\u5206\u7684\u6e2c\u8a66\uff0c\u4ee5\u78ba\u4fdd\u6027\u80fd\u7684\u63d0\u5347\u7b26\u5408\u9810\u671f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-nVSTjUzTNv\">\u7d50\u8ad6<\/h2>\n<p>Nginx \u7684 <code>aio<\/code> \u6307\u4ee4\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u63d0\u5347\u4f3a\u670d\u5668\u7684\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u3002\u901a\u904e\u5408\u7406\u914d\u7f6e\u7570\u6b65 I\/O\uff0c\u7db2\u7ad9\u7ba1\u7406\u54e1\u53ef\u4ee5\u6709\u6548\u5730\u8655\u7406\u5927\u91cf\u4e26\u767c\u8acb\u6c42\uff0c\u5f9e\u800c\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u7684\u7db2\u7ad9\u6216\u61c9\u7528\uff0c\u8003\u616e\u4f7f\u7528 <code>aio<\/code> \u6307\u4ee4\u5c07\u662f\u4e00\u500b\u660e\u667a\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u53ca\u5176\u914d\u7f6e\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 Nginx \u7684 aio \u6307\u4ee4\uff0c\u63d0\u5347\u7570\u6b65 I\/O \u6027\u80fd\uff0c\u512a\u5316\u7db2\u7ad9\u97ff\u61c9\u901f\u5ea6\uff0c\u5be6\u73fe\u9ad8\u6548\u80fd\u7684\u7db2\u7d61\u670d\u52d9\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-50731","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50731","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=50731"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50731\/revisions"}],"predecessor-version":[{"id":50732,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50731\/revisions\/50732"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=50731"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=50731"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=50731"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}