{"id":197506,"date":"2024-11-14T08:31:17","date_gmt":"2024-11-14T00:31:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/197506\/"},"modified":"2024-11-14T08:31:18","modified_gmt":"2024-11-14T00:31:18","slug":"%e5%88%a9%e7%94%a8redis%e9%bb%98%e8%aa%8d%e5%88%aa%e9%99%a4%e7%ad%96%e7%95%a5%e6%8f%90%e5%8d%87%e6%95%b8%e6%93%9a%e5%ae%89%e5%85%a8%e6%80%a7%ef%bc%88redis%e9%bb%98%e8%aa%8d%e5%88%aa%e9%99%a4%e7%ad%96","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/197506\/","title":{"rendered":"\u5229\u7528Redis\u9ed8\u8a8d\u522a\u9664\u7b56\u7565\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\uff08redis\u9ed8\u8a8d\u522a\u9664\u7b56\u7565\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8redis%e9%bb%98%e8%aa%8d%e5%88%aa%e9%99%a4%e7%ad%96%e7%95%a5%e6%8f%90%e5%8d%87%e6%95%b8%e6%93%9a%e5%ae%89%e5%85%a8%e6%80%a7-DkMRbXRRiz\">\u5229\u7528Redis\u9ed8\u8a8d\u522a\u9664\u7b56\u7565\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5b89\u5168\u6027\u6210\u70ba\u4f01\u696d\u548c\u958b\u767c\u8005\u95dc\u6ce8\u7684\u91cd\u9ede\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u5176\u9ed8\u8a8d\u522a\u9664\u7b56\u7565\u5c0d\u65bc\u7ba1\u7406\u5167\u5b58\u548c\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\u5177\u6709\u91cd\u8981\u610f\u7fa9\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u7684\u9ed8\u8a8d\u522a\u9664\u7b56\u7565\u53ca\u5176\u5982\u4f55\u5e6b\u52a9\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e9%bb%98%e8%aa%8d%e5%88%aa%e9%99%a4%e7%ad%96%e7%95%a5%e6%a6%82%e8%bf%b0-DkMRbXRRiz\">Redis\u7684\u9ed8\u8a8d\u522a\u9664\u7b56\u7565\u6982\u8ff0<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u522a\u9664\u7b56\u7565\uff0c\u9019\u4e9b\u7b56\u7565\u5728\u5167\u5b58\u4e0d\u8db3\u6642\u6c7a\u5b9a\u5982\u4f55\u8655\u7406\u6578\u64da\u3002\u9ed8\u8a8d\u60c5\u6cc1\u4e0b\uff0cRedis\u4f7f\u7528\u7684\u662f\u300cvolatile-lru\u300d\u7b56\u7565\uff0c\u9019\u610f\u5473\u8457\u5b83\u6703\u512a\u5148\u522a\u9664\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684\u9375\uff0c\u9019\u4e9b\u9375\u5fc5\u9808\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u3002\u9019\u7a2e\u7b56\u7565\u7684\u4e3b\u8981\u76ee\u7684\u662f\u5728\u4fdd\u7559\u6700\u5e38\u7528\u6578\u64da\u7684\u540c\u6642\uff0c\u91cb\u653e\u5167\u5b58\u7a7a\u9593\u3002<\/p>\n<h3 id=\"redis%e7%9a%84%e5%88%aa%e9%99%a4%e7%ad%96%e7%95%a5%e9%a1%9e%e5%9e%8b-DkMRbXRRiz\">Redis\u7684\u522a\u9664\u7b56\u7565\u985e\u578b<\/h3>\n<ul>\n<li><strong>noeviction<\/strong>: \u7576\u5167\u5b58\u4e0d\u8db3\u6642\uff0c\u7121\u6cd5\u518d\u5beb\u5165\u65b0\u6578\u64da\uff0c\u6703\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li><strong>allkeys-lru<\/strong>: \u5728\u6240\u6709\u9375\u4e2d\uff0c\u522a\u9664\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002<\/li>\n<li><strong>volatile-lru<\/strong>: \u53ea\u522a\u9664\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\uff0c\u4e26\u512a\u5148\u522a\u9664\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002<\/li>\n<li><strong>volatile-random<\/strong>: \u96a8\u6a5f\u522a\u9664\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<li><strong>allkeys-random<\/strong>: \u96a8\u6a5f\u522a\u9664\u6240\u6709\u9375\u3002<\/li>\n<li><strong>volatile-ttl<\/strong>: \u522a\u9664\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u4e2d\uff0c\u5269\u9918\u6642\u9593\u6700\u77ed\u7684\u9375\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%8f%90%e5%8d%87%e6%95%b8%e6%93%9a%e5%ae%89%e5%85%a8%e6%80%a7%e7%9a%84%e7%ad%96%e7%95%a5-DkMRbXRRiz\">\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\u7684\u7b56\u7565<\/h2>\n<p>\u5229\u7528Redis\u7684\u9ed8\u8a8d\u522a\u9664\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u5177\u9ad4\u7684\u505a\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e8%a8%ad%e7%bd%ae%e5%90%88%e7%90%86%e7%9a%84%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-DkMRbXRRiz\">1. \u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593<\/h3>\n<p>\u70ba\u6bcf\u500b\u9375\u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u78ba\u4fdd\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\u81ea\u52d5\u88ab\u522a\u9664\uff0c\u5f9e\u800c\u6e1b\u5c11\u5167\u5b58\u4f54\u7528\u3002\u9019\u6a23\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u7cfb\u7d71\u6027\u80fd\uff0c\u9084\u80fd\u964d\u4f4e\u6578\u64da\u6d29\u9732\u7684\u98a8\u96aa\u3002<\/p>\n<pre><code>SET mykey \"value\" EX 3600  \/\/ \u8a2d\u7f6emykey\uff0c\u4e26\u57283600\u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8lru%e7%ad%96%e7%95%a5%e4%bf%9d%e8%ad%b7%e9%87%8d%e8%a6%81%e6%95%b8%e6%93%9a-DkMRbXRRiz\">2. \u4f7f\u7528LRU\u7b56\u7565\u4fdd\u8b77\u91cd\u8981\u6578\u64da<\/h3>\n<p>\u9078\u64c7\u300cvolatile-lru\u300d\u7b56\u7565\u53ef\u4ee5\u78ba\u4fdd\u5728\u5167\u5b58\u4e0d\u8db3\u6642\uff0c\u6700\u4e0d\u5e38\u7528\u7684\u6578\u64da\u88ab\u522a\u9664\uff0c\u800c\u91cd\u8981\u6578\u64da\u5247\u80fd\u5920\u5f97\u5230\u4fdd\u8b77\u3002\u9019\u5c0d\u65bc\u9700\u8981\u9577\u671f\u4fdd\u5b58\u7684\u6578\u64da\u7279\u5225\u91cd\u8981\u3002<\/p>\n<h3 id=\"3-%e5%ae%9a%e6%9c%9f%e7%9b%a3%e6%8e%a7%e5%92%8c%e6%b8%85%e7%90%86%e6%95%b8%e6%93%9a-DkMRbXRRiz\">3. \u5b9a\u671f\u76e3\u63a7\u548c\u6e05\u7406\u6578\u64da<\/h3>\n<p>\u5b9a\u671f\u6aa2\u67e5Redis\u4e2d\u7684\u6578\u64da\uff0c\u6e05\u7406\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u9032\u4e00\u6b65\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\u3002\u4f7f\u7528Redis\u7684\u547d\u4ee4\u5982 <code>KEYS<\/code> \u548c <code>DEL<\/code> \u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u6578\u64da\u3002<\/p>\n<pre><code>KEYS *  \/\/ \u7372\u53d6\u6240\u6709\u9375\nDEL mykey  \/\/ \u522a\u9664\u6307\u5b9a\u9375\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-DkMRbXRRiz\">\u7d50\u8ad6<\/h2>\n<p>Redis\u7684\u9ed8\u8a8d\u522a\u9664\u7b56\u7565\u5728\u6578\u64da\u7ba1\u7406\u4e2d\u626e\u6f14\u8457\u91cd\u8981\u89d2\u8272\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3001\u9078\u64c7\u5408\u9069\u7684\u522a\u9664\u7b56\u7565\u4ee5\u53ca\u5b9a\u671f\u76e3\u63a7\u6578\u64da\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u5347\u6578\u64da\u7684\u5b89\u5168\u6027\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u9019\u4e9b\u7b56\u7565\u5c07\u6210\u70ba\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u6027\u548c\u6578\u64da\u5b89\u5168\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u53ca\u5176\u61c9\u7528\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u7684\u9ed8\u8a8d\u522a\u9664\u7b56\u7565\u4f86\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\uff0c\u78ba\u4fdd\u6578\u64da\u7ba1\u7406\u7684\u9ad8\u6548\u8207\u53ef\u9760\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-197506","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/197506","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=197506"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/197506\/revisions"}],"predecessor-version":[{"id":197507,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/197506\/revisions\/197507"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=197506"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=197506"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=197506"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}