{"id":188656,"date":"2024-11-12T00:37:24","date_gmt":"2024-11-11T16:37:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/188656\/"},"modified":"2024-11-12T00:37:25","modified_gmt":"2024-11-11T16:37:25","slug":"%e6%8e%a2%e7%b4%a2redis%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90%ef%bc%88redis%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/188656\/","title":{"rendered":"\u63a2\u7d22Redis\u904e\u671f\u7b56\u7565\u6700\u4f73\u5be6\u8e10\uff08redis\u904e\u671f\u7b56\u7565\u6709\u54ea\u4e9b\uff09"},"content":{"rendered":"<h1 id=\"%e6%8e%a2%e7%b4%a2redis%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90%ef%bc%88redis%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%89-oxEAbxmaoi\">\u63a2\u7d22Redis\u904e\u671f\u7b56\u7565\u6700\u4f73\u5be6\u8e10\uff08redis\u904e\u671f\u7b56\u7565\u6709\u54ea\u4e9b\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6703\u8a71\u7ba1\u7406\u548c\u5373\u6642\u6578\u64da\u5206\u6790\u3002Redis\u7684\u904e\u671f\u7b56\u7565\u662f\u5176\u4e00\u500b\u91cd\u8981\u7279\u6027\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u6709\u6548\u7ba1\u7406\u5167\u5b58\uff0c\u4e26\u78ba\u4fdd\u6578\u64da\u7684\u6709\u6548\u6027\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u7684\u904e\u671f\u7b56\u7565\u53ca\u5176\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5%e6%a6%82%e8%bf%b0-oxEAbxmaoi\">Redis\u7684\u904e\u671f\u7b56\u7565\u6982\u8ff0<\/h2>\n<p>Redis\u652f\u6301\u70ba\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u9019\u610f\u5473\u8457\u5728\u6307\u5b9a\u7684\u6642\u9593\u5f8c\uff0c\u8a72\u9375\u53ca\u5176\u5c0d\u61c9\u7684\u503c\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u4e00\u7279\u6027\u5c0d\u65bc\u9700\u8981\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6578\u64da\u7684\u61c9\u7528\u5834\u666f\u5c24\u70ba\u91cd\u8981\u3002Redis\u63d0\u4f9b\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u904e\u671f\u7b56\u7565\uff1a<\/p>\n<ul>\n<li><strong>\u5b9a\u6642\u522a\u9664\uff08Time-based expiration\uff09<\/strong>\uff1a\u7576\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u5230\u9054\u6307\u5b9a\u6642\u9593\u5f8c\uff0cRedis\u6703\u81ea\u52d5\u522a\u9664\u8a72\u9375\u3002<\/li>\n<li><strong>\u60f0\u6027\u522a\u9664\uff08Lazy expiration\uff09<\/strong>\uff1a\u7576\u7528\u6236\u8a2a\u554f\u4e00\u500b\u9375\u6642\uff0cRedis\u6703\u6aa2\u67e5\u8a72\u9375\u662f\u5426\u904e\u671f\u3002\u5982\u679c\u904e\u671f\uff0c\u5247\u522a\u9664\u8a72\u9375\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5%e7%9a%84%e5%af%a6%e7%8f%be%e6%96%b9%e5%bc%8f-oxEAbxmaoi\">\u904e\u671f\u7b56\u7565\u7684\u5be6\u73fe\u65b9\u5f0f<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>SET mykey \"Hello\"\nEXPIRE mykey 10<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u5c07\u9375\u201cmykey\u201d\u8a2d\u7f6e\u70ba10\u79d2\u5f8c\u904e\u671f\u3002\u9664\u4e86EXPIRE\u547d\u4ee4\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528SET\u547d\u4ee4\u7684EX\u9078\u9805\u4f86\u540c\u6642\u8a2d\u7f6e\u9375\u7684\u503c\u548c\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>SET mykey \"Hello\" EX 10<\/code><\/pre>\n<h2 id=\"%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-oxEAbxmaoi\">\u904e\u671f\u7b56\u7565\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<h3 id=\"1-%e9%81%a9%e7%95%b6%e8%a8%ad%e7%bd%ae%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-oxEAbxmaoi\">1. \u9069\u7576\u8a2d\u7f6e\u904e\u671f\u6642\u9593<\/h3>\n<p>\u5728\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u6642\uff0c\u61c9\u6839\u64da\u61c9\u7528\u9700\u6c42\u5408\u7406\u9078\u64c7\u3002\u904e\u77ed\u7684\u904e\u671f\u6642\u9593\u53ef\u80fd\u5c0e\u81f4\u983b\u7e41\u7684\u6578\u64da\u522a\u9664\u548c\u91cd\u5efa\uff0c\u800c\u904e\u9577\u7684\u904e\u671f\u6642\u9593\u5247\u53ef\u80fd\u5c0e\u81f4\u5167\u5b58\u6d6a\u8cbb\u3002\u56e0\u6b64\uff0c\u61c9\u6839\u64da\u5be6\u969b\u4f7f\u7528\u60c5\u6cc1\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e9%81%8e%e6%9c%9f%e9%8d%b5%e7%9a%84%e7%9b%a3%e6%8e%a7-oxEAbxmaoi\">2. \u4f7f\u7528\u904e\u671f\u9375\u7684\u76e3\u63a7<\/h3>\n<p>\u70ba\u4e86\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\uff0c\u5efa\u8b70\u5b9a\u671f\u76e3\u63a7\u904e\u671f\u9375\u7684\u6578\u91cf\u548c\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u7684INFO\u547d\u4ee4\u4f86\u7372\u53d6\u6709\u95dc\u904e\u671f\u9375\u7684\u7d71\u8a08\u4fe1\u606f\uff1a<\/p>\n<pre><code>INFO stats<\/code><\/pre>\n<h3 id=\"3-%e9%81%bf%e5%85%8d%e9%81%8e%e6%9c%9f%e9%8d%b5%e7%9a%84%e9%9b%86%e4%b8%ad%e5%88%aa%e9%99%a4-oxEAbxmaoi\">3. \u907f\u514d\u904e\u671f\u9375\u7684\u96c6\u4e2d\u522a\u9664<\/h3>\n<p>\u5982\u679c\u5927\u91cf\u9375\u540c\u6642\u904e\u671f\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4Redis\u7684\u6027\u80fd\u4e0b\u964d\u3002\u70ba\u4e86\u907f\u514d\u9019\u7a2e\u60c5\u6cc1\uff0c\u53ef\u4ee5\u8003\u616e\u5c07\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u70ba\u96a8\u6a5f\u503c\uff0c\u5f9e\u800c\u5206\u6563\u904e\u671f\u6642\u9593\u7684\u96c6\u4e2d\u6027\u3002<\/p>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8%e6%8c%81%e4%b9%85%e5%8c%96%e6%a9%9f%e5%88%b6-oxEAbxmaoi\">4. \u4f7f\u7528\u6301\u4e45\u5316\u6a5f\u5236<\/h3>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u904e\u671f\u6578\u64da\u53ef\u80fd\u9700\u8981\u88ab\u4fdd\u7559\u3002\u53ef\u4ee5\u8003\u616e\u4f7f\u7528Redis\u7684\u6301\u4e45\u5316\u6a5f\u5236\uff08\u5982RDB\u6216AOF\uff09\u4f86\u4fdd\u5b58\u91cd\u8981\u6578\u64da\uff0c\u4e26\u5728\u9700\u8981\u6642\u9032\u884c\u6062\u5fa9\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-oxEAbxmaoi\">\u7d50\u8ad6<\/h2>\n<p>Redis\u7684\u904e\u671f\u7b56\u7565\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u6578\u64da\u7ba1\u7406\u65b9\u5f0f\uff0c\u80fd\u5920\u6709\u6548\u5730\u63a7\u5236\u5167\u5b58\u4f7f\u7528\u548c\u6578\u64da\u6709\u6548\u6027\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3001\u76e3\u63a7\u904e\u671f\u9375\u3001\u907f\u514d\u96c6\u4e2d\u522a\u9664\u4ee5\u53ca\u4f7f\u7528\u6301\u4e45\u5316\u6a5f\u5236\uff0c\u53ef\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u767c\u63eeRedis\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc<code><a href=\"https:\/\/server.hk\">VPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u904e\u671f\u7b56\u7565\u7684\u6700\u4f73\u5be6\u8e10\uff0c\u4e86\u89e3\u4e0d\u540c\u7684\u904e\u671f\u7b56\u7565\u53ca\u5176\u61c9\u7528\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-188656","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188656","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=188656"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188656\/revisions"}],"predecessor-version":[{"id":188657,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/188656\/revisions\/188657"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=188656"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=188656"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=188656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}