{"id":161349,"date":"2024-11-04T05:41:26","date_gmt":"2024-11-03T21:41:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161349\/"},"modified":"2024-11-04T05:41:27","modified_gmt":"2024-11-03T21:41:27","slug":"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e9%ab%98%e6%80%a7%e8%83%bd%e7%b7%a9%e5%ad%98%e6%96%b9%e6%a1%88%e7%a0%94%e7%a9%b6%ef%bc%88redis-%e7%b7%a9%e5%ad%98%e6%96%b9%e6%a1%88%e8%a8%ad%e8%a8%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161349\/","title":{"rendered":"\u57fa\u65bc Redis \u7684\u9ad8\u6027\u80fd\u7de9\u5b58\u65b9\u6848\u7814\u7a76\uff08redis \u7de9\u5b58\u65b9\u6848\u8a2d\u8a08\uff09"},"content":{"rendered":"<h1 id=\"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e9%ab%98%e6%80%a7%e8%83%bd%e7%b7%a9%e5%ad%98%e6%96%b9%e6%a1%88%e7%a0%94%e7%a9%b6%ef%bc%88redis-%e7%b7%a9%e5%ad%98%e6%96%b9%e6%a1%88%e8%a8%ad%e8%a8%88%ef%bc%89-FJhgJFeQdq\">\u57fa\u65bc Redis \u7684\u9ad8\u6027\u80fd\u7de9\u5b58\u65b9\u6848\u7814\u7a76\uff08redis \u7de9\u5b58\u65b9\u6848\u8a2d\u8a08\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u662f\u7528\u6236\u9ad4\u9a57\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u6fc0\u589e\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u5b58\u53d6\u6578\u64da\u6210\u70ba\u4e86\u958b\u767c\u8005\u9762\u81e8\u7684\u4e00\u5927\u6311\u6230\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0c\u6210\u70ba\u4e86\u8a31\u591a\u61c9\u7528\u7684\u7de9\u5b58\u89e3\u6c7a\u65b9\u6848\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u57fa\u65bc Redis \u7684\u9ad8\u6027\u80fd\u7de9\u5b58\u65b9\u6848\u8a2d\u8a08\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-FJhgJFeQdq\">\u4ec0\u9ebc\u662f Redis\uff1f<\/h2>\n<p>Redis\uff08REmote DIctionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u591a\u7a2e\u6578\u64da\u7d50\u69cb\u3002\u5b83\u4e0d\u50c5\u53ef\u4ee5\u7528\u4f5c\u6578\u64da\u5eab\uff0c\u9084\u53ef\u4ee5\u7528\u4f5c\u7de9\u5b58\u548c\u6d88\u606f\u4ee3\u7406\u3002Redis \u7684\u9ad8\u6027\u80fd\u4e3b\u8981\u5f97\u76ca\u65bc\u5176\u5c07\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u4e26\u4e14\u652f\u6301\u6301\u4e45\u5316\u9078\u9805\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u5834\u666f\u4e2d\u8868\u73fe\u51fa\u8272\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87-redis-%e4%bd%9c%e7%82%ba%e7%b7%a9%e5%ad%98%e6%96%b9%e6%a1%88%ef%bc%9f-FJhgJFeQdq\">\u70ba\u4ec0\u9ebc\u9078\u64c7 Redis \u4f5c\u70ba\u7de9\u5b58\u65b9\u6848\uff1f<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u80fd\u5920\u4ee5\u6bcf\u79d2\u6578\u5341\u842c\u6b21\u7684\u64cd\u4f5c\u901f\u5ea6\u8655\u7406\u8acb\u6c42\uff0c\u9019\u4f7f\u5f97\u5b83\u6210\u70ba\u9ad8\u6d41\u91cf\u61c9\u7528\u7684\u7406\u60f3\u9078\u64c7\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis \u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\uff1a<\/strong>Redis \u63d0\u4f9b RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u80fd\u5920\u5728\u7cfb\u7d71\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\u652f\u6301\uff1a<\/strong>Redis Cluster \u5141\u8a31\u5c07\u6578\u64da\u5206\u4f48\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\uff0c\u5f9e\u800c\u63d0\u9ad8\u53ef\u64f4\u5c55\u6027\u548c\u53ef\u7528\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e7%b7%a9%e5%ad%98%e6%96%b9%e6%a1%88%e8%a8%ad%e8%a8%88-FJhgJFeQdq\">Redis \u7de9\u5b58\u65b9\u6848\u8a2d\u8a08<\/h2>\n<p>\u8a2d\u8a08\u4e00\u500b\u9ad8\u6548\u7684 Redis \u7de9\u5b58\u65b9\u6848\u9700\u8981\u8003\u616e\u591a\u500b\u65b9\u9762\uff0c\u5305\u62ec\u7de9\u5b58\u7b56\u7565\u3001\u6578\u64da\u904e\u671f\u3001\u7de9\u5b58\u5931\u6548\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u95dc\u9375\u8a2d\u8a08\u8981\u7d20\uff1a<\/p>\n<h3 id=\"1-%e7%b7%a9%e5%ad%98%e7%ad%96%e7%95%a5-FJhgJFeQdq\">1. \u7de9\u5b58\u7b56\u7565<\/h3>\n<p>\u9078\u64c7\u5408\u9069\u7684\u7de9\u5b58\u7b56\u7565\u662f\u8a2d\u8a08\u9ad8\u6027\u80fd\u7de9\u5b58\u65b9\u6848\u7684\u7b2c\u4e00\u6b65\u3002\u5e38\u898b\u7684\u7de9\u5b58\u7b56\u7565\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>LRU\uff08Least Recently Used\uff09\uff1a<\/strong>\u7576\u7de9\u5b58\u6eff\u6642\uff0c\u6dd8\u6c70\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684\u6578\u64da\u3002<\/li>\n<li><strong>TTL\uff08Time To Live\uff09\uff1a<\/strong>\u70ba\u6bcf\u500b\u7de9\u5b58\u9805\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u81ea\u52d5\u6e05\u9664\u904e\u671f\u6578\u64da\u3002<\/li>\n<li><strong>Cache Aside\uff1a <\/strong>\u61c9\u7528\u7a0b\u5e8f\u4e3b\u52d5\u5f9e\u7de9\u5b58\u4e2d\u8b80\u53d6\u6578\u64da\uff0c\u82e5\u7de9\u5b58\u4e2d\u4e0d\u5b58\u5728\u5247\u5f9e\u6578\u64da\u5eab\u4e2d\u8b80\u53d6\u4e26\u66f4\u65b0\u7de9\u5b58\u3002<\/li>\n<\/ul>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e9%81%8e%e6%9c%9f%e7%ae%a1%e7%90%86-FJhgJFeQdq\">2. \u6578\u64da\u904e\u671f\u7ba1\u7406<\/h3>\n<p>\u5728\u8a2d\u8a08\u7de9\u5b58\u65b9\u6848\u6642\uff0c\u5408\u7406\u7684\u6578\u64da\u904e\u671f\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u53ef\u4ee5\u4f7f\u7528 Redis \u7684 <code>EXPIRE<\/code> \u547d\u4ee4\u4f86\u8a2d\u7f6e\u7de9\u5b58\u9805\u7684\u904e\u671f\u6642\u9593\uff0c\u78ba\u4fdd\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\u80fd\u5920\u53ca\u6642\u6e05\u9664\uff0c\u5f9e\u800c\u91cb\u653e\u5167\u5b58\u8cc7\u6e90\u3002<\/p>\n<pre><code>SET mykey \"Hello\"\nEXPIRE mykey 300  # \u8a2d\u7f6e mykey \u5728 300 \u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<h3 id=\"3-%e7%b7%a9%e5%ad%98%e5%a4%b1%e6%95%88%e8%99%95%e7%90%86-FJhgJFeQdq\">3. \u7de9\u5b58\u5931\u6548\u8655\u7406<\/h3>\n<p>\u7de9\u5b58\u5931\u6548\u662f\u6307\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u4e0d\u518d\u6709\u6548\uff0c\u9019\u53ef\u80fd\u662f\u7531\u65bc\u6578\u64da\u66f4\u65b0\u6216\u904e\u671f\u7b49\u539f\u56e0\u3002\u70ba\u4e86\u61c9\u5c0d\u7de9\u5b58\u5931\u6548\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u7b56\u7565\uff1a<\/p>\n<ul>\n<li><strong>\u4e3b\u52d5\u66f4\u65b0\uff1a<\/strong>\u7576\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u66f4\u65b0\u6642\uff0c\u4e3b\u52d5\u66f4\u65b0\u6216\u522a\u9664\u7de9\u5b58\u4e2d\u7684\u5c0d\u61c9\u6578\u64da\u3002<\/li>\n<li><strong>\u61f6\u60f0\u52a0\u8f09\uff1a<\/strong>\u7576\u7de9\u5b58\u5931\u6548\u6642\uff0c\u61c9\u7528\u7a0b\u5e8f\u53ef\u4ee5\u81ea\u52d5\u5f9e\u6578\u64da\u5eab\u4e2d\u52a0\u8f09\u6700\u65b0\u6578\u64da\u4e26\u66f4\u65b0\u7de9\u5b58\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-FJhgJFeQdq\">\u7d50\u8ad6<\/h2>\n<p>\u57fa\u65bc Redis \u7684\u9ad8\u6027\u80fd\u7de9\u5b58\u65b9\u6848\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u6027\u80fd\u3002\u901a\u904e\u5408\u7406\u7684\u7de9\u5b58\u7b56\u7565\u3001\u6578\u64da\u904e\u671f\u7ba1\u7406\u548c\u7de9\u5b58\u5931\u6548\u8655\u7406\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8a2d\u8a08\u51fa\u9ad8\u6548\u7684\u7de9\u5b58\u7cfb\u7d71\uff0c\u6eff\u8db3\u73fe\u4ee3\u61c9\u7528\u5c0d\u6027\u80fd\u7684\u9700\u6c42\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72 Redis \u7de9\u5b58\u7cfb\u7d71\u5c07\u662f\u660e\u667a\u4e4b\u8209\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u57fa\u65bc Redis \u7684\u9ad8\u6027\u80fd\u7de9\u5b58\u65b9\u6848\u8a2d\u8a08\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u80fd\u8207\u97ff\u61c9\u901f\u5ea6\uff0c\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u5b58\u53d6\u8207\u7ba1\u7406\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-161349","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161349","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=161349"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161349\/revisions"}],"predecessor-version":[{"id":161350,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161349\/revisions\/161350"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161349"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161349"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161349"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}