{"id":157600,"date":"2024-11-02T23:25:23","date_gmt":"2024-11-02T15:25:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/157600\/"},"modified":"2024-11-02T23:25:24","modified_gmt":"2024-11-02T15:25:24","slug":"%e9%ab%98%e9%80%9f%e7%b7%a9%e5%ad%98-redis-%e8%a7%a3%e6%b1%ba%e5%85%a7%e5%ad%98%e9%81%8e%e9%ab%98%e5%95%8f%e9%a1%8c%ef%bc%88%e5%85%a7%e5%ad%98%e9%81%8e%e9%ab%98-redis%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/157600\/","title":{"rendered":"\u9ad8\u901f\u7de9\u5b58 Redis \u89e3\u6c7a\u5167\u5b58\u904e\u9ad8\u554f\u984c\uff08\u5167\u5b58\u904e\u9ad8 Redis\uff09"},"content":{"rendered":"<h1 id=\"%e9%ab%98%e9%80%9f%e7%b7%a9%e5%ad%98-redis-%e8%a7%a3%e6%b1%ba%e5%85%a7%e5%ad%98%e9%81%8e%e9%ab%98%e5%95%8f%e9%a1%8c%ef%bc%88%e5%85%a7%e5%ad%98%e9%81%8e%e9%ab%98-redis%ef%bc%89-TKgJCplmht\">\u9ad8\u901f\u7de9\u5b58 Redis \u89e3\u6c7a\u5167\u5b58\u904e\u9ad8\u554f\u984c\uff08\u5167\u5b58\u904e\u9ad8 Redis\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0cRedis \u7684\u5167\u5b58\u4f7f\u7528\u91cf\u53ef\u80fd\u6703\u904e\u9ad8\uff0c\u9019\u6703\u5f71\u97ff\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528 Redis \u89e3\u6c7a\u5167\u5b58\u904e\u9ad8\u7684\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u548c\u6280\u8853\u5efa\u8b70\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86%e6%a9%9f%e5%88%b6-TKgJCplmht\">Redis \u7684\u5167\u5b58\u7ba1\u7406\u6a5f\u5236<\/h2>\n<p>Redis \u4f7f\u7528\u5167\u5b58\u4f86\u5b58\u5132\u6578\u64da\uff0c\u9019\u4f7f\u5f97\u5176\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u975e\u5e38\u5feb\u3002\u7136\u800c\uff0c\u9019\u4e5f\u610f\u5473\u8457\u5982\u679c\u4e0d\u52a0\u4ee5\u7ba1\u7406\uff0c\u5167\u5b58\u4f7f\u7528\u91cf\u53ef\u80fd\u6703\u8fc5\u901f\u589e\u52a0\u3002Redis \u63d0\u4f9b\u4e86\u5e7e\u7a2e\u5167\u5b58\u7ba1\u7406\u7b56\u7565\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5167\u5b58\u9650\u5236\uff1a<\/strong>\u53ef\u4ee5\u901a\u904e\u914d\u7f6e\u6587\u4ef6\u8a2d\u7f6e\u6700\u5927\u5167\u5b58\u9650\u5236\uff0c\u7576\u9054\u5230\u6b64\u9650\u5236\u6642\uff0cRedis \u5c07\u6839\u64da\u914d\u7f6e\u7684\u9a45\u9010\u7b56\u7565\u522a\u9664\u820a\u6578\u64da\u3002<\/li>\n<li><strong>\u9a45\u9010\u7b56\u7565\uff1a<\/strong>Redis \u652f\u6301\u591a\u7a2e\u9a45\u9010\u7b56\u7565\uff0c\u5982 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u3001LFU\uff08\u6700\u4e0d\u5e38\u4f7f\u7528\uff09\u548c TTL\uff08\u904e\u671f\u6642\u9593\uff09\u3002\u9078\u64c7\u5408\u9069\u7684\u9a45\u9010\u7b56\u7565\u53ef\u4ee5\u6709\u6548\u63a7\u5236\u5167\u5b58\u4f7f\u7528\u3002<\/li>\n<li><strong>\u6578\u64da\u6301\u4e45\u5316\uff1a<\/strong>Redis \u63d0\u4f9b RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u9019\u53ef\u4ee5\u5e6b\u52a9\u5728\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\uff0c\u4f46\u4e5f\u6703\u5f71\u97ff\u5167\u5b58\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%85%a7%e5%ad%98%e9%81%8e%e9%ab%98%e7%9a%84%e5%8e%9f%e5%9b%a0-TKgJCplmht\">\u5167\u5b58\u904e\u9ad8\u7684\u539f\u56e0<\/h2>\n<p>\u5167\u5b58\u904e\u9ad8\u7684\u554f\u984c\u901a\u5e38\u7531\u4ee5\u4e0b\u5e7e\u500b\u56e0\u7d20\u5f15\u8d77\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u91cf\u6fc0\u589e\uff1a<\/strong>\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u589e\u9577\uff0c\u5b58\u5132\u7684\u6578\u64da\u91cf\u4e5f\u6703\u589e\u52a0\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u5167\u5b58\u4f7f\u7528\u91cf\u8d85\u51fa\u9810\u671f\u3002<\/li>\n<li><strong>\u4e0d\u7576\u7684\u6578\u64da\u7d50\u69cb\u9078\u64c7\uff1a<\/strong>\u4f7f\u7528\u4e0d\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\uff08\u5982\u5217\u8868\u3001\u96c6\u5408\u7b49\uff09\u53ef\u80fd\u6703\u5c0e\u81f4\u5167\u5b58\u6d6a\u8cbb\u3002<\/li>\n<li><strong>\u672a\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff1a<\/strong>\u5982\u679c\u6c92\u6709\u70ba\u67d0\u4e9b\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u9019\u4e9b\u6578\u64da\u5c07\u6c38\u4e45\u4f54\u7528\u5167\u5b58\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e5%85%a7%e5%ad%98%e9%81%8e%e9%ab%98%e5%95%8f%e9%a1%8c%e7%9a%84%e7%ad%96%e7%95%a5-TKgJCplmht\">\u89e3\u6c7a\u5167\u5b58\u904e\u9ad8\u554f\u984c\u7684\u7b56\u7565<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7a Redis \u7684\u5167\u5b58\u904e\u9ad8\u554f\u984c\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e8%a8%ad%e7%bd%ae%e5%85%a7%e5%ad%98%e9%99%90%e5%88%b6-TKgJCplmht\">1. \u8a2d\u7f6e\u5167\u5b58\u9650\u5236<\/h3>\n<p>\u5728 Redis \u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e <code>maxmemory<\/code> \u53c3\u6578\u4f86\u9650\u5236\u5167\u5b58\u4f7f\u7528\u91cf\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>maxmemory 256mb<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd Redis \u4e0d\u6703\u4f7f\u7528\u8d85\u904e 256MB \u7684\u5167\u5b58\u3002<\/p>\n<h3 id=\"2-%e9%81%b8%e6%93%87%e5%90%88%e9%81%a9%e7%9a%84%e9%a9%85%e9%80%90%e7%ad%96%e7%95%a5-TKgJCplmht\">2. \u9078\u64c7\u5408\u9069\u7684\u9a45\u9010\u7b56\u7565<\/h3>\n<p>\u6839\u64da\u61c9\u7528\u7684\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u9a45\u9010\u7b56\u7565\u3002\u4f8b\u5982\uff0c\u5982\u679c\u9700\u8981\u4fdd\u7559\u6700\u8fd1\u4f7f\u7528\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u9078\u64c7 LRU \u7b56\u7565\uff1a<\/p>\n<pre><code>maxmemory-policy allkeys-lru<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-TKgJCplmht\">3. \u4f7f\u7528\u904e\u671f\u6642\u9593<\/h3>\n<p>\u70ba\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u6709\u6548\u91cb\u653e\u5167\u5b58\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SET mykey \"value\" EX 60<\/code><\/pre>\n<p>\u9019\u6a23\u8a2d\u7f6e\u7684\u9375\u5728 60 \u79d2\u5f8c\u5c07\u81ea\u52d5\u522a\u9664\u3002<\/p>\n<h3 id=\"4-%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-TKgJCplmht\">4. \u512a\u5316\u6578\u64da\u7d50\u69cb<\/h3>\n<p>\u6839\u64da\u5be6\u969b\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u9700\u8981\u983b\u7e41\u67e5\u8a62\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u54c8\u5e0c\u8868\u800c\u4e0d\u662f\u5217\u8868\uff0c\u9019\u6a23\u53ef\u4ee5\u7bc0\u7701\u5167\u5b58\u3002<\/p>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e8%a9%a6-TKgJCplmht\">\u76e3\u63a7\u548c\u8abf\u8a66<\/h2>\n<p>\u5b9a\u671f\u76e3\u63a7 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528 <code>INFO memory<\/code> \u547d\u4ee4\u4f86\u67e5\u770b\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9032\u884c\u8abf\u6574\u3002\u6b64\u5916\uff0c\u4f7f\u7528 Redis \u7684 <code>MONITOR<\/code> \u547d\u4ee4\u53ef\u4ee5\u5be6\u6642\u67e5\u770b\u6240\u6709\u8acb\u6c42\uff0c\u5e6b\u52a9\u8b58\u5225\u5167\u5b58\u4f7f\u7528\u7684\u9ad8\u5cf0\u671f\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-TKgJCplmht\">\u7e3d\u7d50<\/h2>\n<p>Redis \u662f\u4e00\u500b\u5f37\u5927\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u5982\u679c\u4e0d\u52a0\u4ee5\u7ba1\u7406\uff0c\u5167\u5b58\u4f7f\u7528\u91cf\u53ef\u80fd\u6703\u904e\u9ad8\u3002\u901a\u904e\u8a2d\u7f6e\u5167\u5b58\u9650\u5236\u3001\u9078\u64c7\u5408\u9069\u7684\u9a45\u9010\u7b56\u7565\u3001\u4f7f\u7528\u904e\u671f\u6642\u9593\u548c\u512a\u5316\u6578\u64da\u7d50\u69cb\uff0c\u53ef\u4ee5\u6709\u6548\u89e3\u6c7a\u5167\u5b58\u904e\u9ad8\u7684\u554f\u984c\u3002\u5b9a\u671f\u76e3\u63a7\u548c\u8abf\u8a66\u4e5f\u662f\u4fdd\u6301\u7cfb\u7d71\u7a69\u5b9a\u7684\u91cd\u8981\u63aa\u65bd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528\u9ad8\u901f\u7de9\u5b58 Redis \u6709\u6548\u89e3\u6c7a\u5167\u5b58\u904e\u9ad8\u554f\u984c\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u7a69\u5b9a\u6027\uff0c\u512a\u5316\u8cc7\u6e90\u4f7f\u7528\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-157600","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157600","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=157600"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157600\/revisions"}],"predecessor-version":[{"id":157601,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157600\/revisions\/157601"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=157600"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=157600"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=157600"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}