{"id":185142,"date":"2024-11-10T19:05:20","date_gmt":"2024-11-10T11:05:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185142\/"},"modified":"2024-11-10T19:05:21","modified_gmt":"2024-11-10T11:05:21","slug":"%e4%bd%bf%e7%94%a8redis%e5%84%aa%e5%8c%96%e7%b7%a9%e5%ad%98%e5%a4%a7%e5%b0%8f%ef%bc%88redis%e8%a8%ad%e7%bd%aesize%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185142\/","title":{"rendered":"\u4f7f\u7528Redis\u512a\u5316\u7de9\u5b58\u5927\u5c0f\uff08redis\u8a2d\u7f6esize\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e5%84%aa%e5%8c%96%e7%b7%a9%e5%ad%98%e5%a4%a7%e5%b0%8f%ef%bc%88redis%e8%a8%ad%e7%bd%aesize%ef%bc%89-qJfhzvbGhf\">\u4f7f\u7528Redis\u512a\u5316\u7de9\u5b58\u5927\u5c0f\uff08redis\u8a2d\u7f6esize\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\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u7cfb\u7d71\u4e2d\uff0c\u4ee5\u63d0\u9ad8\u6578\u64da\u5b58\u53d6\u7684\u901f\u5ea6\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Redis\u4f86\u512a\u5316\u7de9\u5b58\u5927\u5c0f\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u8a2d\u7f6e\u5efa\u8b70\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-qJfhzvbGhf\">\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u5167\u5b58\u7ba1\u7406\u548c\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\uff0cRedis\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e5%84%aa%e5%8c%96%e7%b7%a9%e5%ad%98%e5%a4%a7%e5%b0%8f%ef%bc%9f-qJfhzvbGhf\">\u70ba\u4ec0\u9ebc\u9700\u8981\u512a\u5316\u7de9\u5b58\u5927\u5c0f\uff1f<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u4f5c\u70ba\u7de9\u5b58\u7cfb\u7d71\u6642\uff0c\u5408\u7406\u7684\u7de9\u5b58\u5927\u5c0f\u8a2d\u7f6e\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u6027\u80fd\u3002\u904e\u5c0f\u7684\u7de9\u5b58\u53ef\u80fd\u5c0e\u81f4\u983b\u7e41\u7684\u6578\u64da\u67e5\u8a62\u548c\u66f4\u65b0\uff0c\u589e\u52a0\u4e86\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8ca0\u64d4\uff1b\u800c\u904e\u5927\u7684\u7de9\u5b58\u5247\u53ef\u80fd\u6d6a\u8cbb\u5167\u5b58\u8cc7\u6e90\uff0c\u5f71\u97ff\u6574\u9ad4\u7cfb\u7d71\u7684\u6548\u7387\u3002\u56e0\u6b64\uff0c\u512a\u5316\u7de9\u5b58\u5927\u5c0f\u662f\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u91cd\u8981\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"redis%e7%b7%a9%e5%ad%98%e5%a4%a7%e5%b0%8f%e8%a8%ad%e7%bd%ae-qJfhzvbGhf\">Redis\u7de9\u5b58\u5927\u5c0f\u8a2d\u7f6e<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u914d\u7f6e\u9078\u9805\u4f86\u7ba1\u7406\u7de9\u5b58\u5927\u5c0f\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u95dc\u9375\u7684\u8a2d\u7f6e\uff1a<\/p>\n<h3 id=\"1-maxmemory-qJfhzvbGhf\">1. maxmemory<\/h3>\n<p>\u9019\u500b\u53c3\u6578\u7528\u65bc\u8a2d\u7f6eRedis\u5be6\u4f8b\u7684\u6700\u5927\u5167\u5b58\u4f7f\u7528\u91cf\u3002\u7576\u9054\u5230\u9019\u500b\u9650\u5236\u6642\uff0cRedis\u5c07\u6839\u64da\u914d\u7f6e\u7684\u9a45\u9010\u7b56\u7565\u4f86\u522a\u9664\u820a\u7684\u6578\u64da\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>CONFIG SET maxmemory 256mb<\/code><\/pre>\n<p>\u9019\u88e1\u7684256mb\u662f\u60a8\u5e0c\u671bRedis\u4f7f\u7528\u7684\u6700\u5927\u5167\u5b58\u91cf\u3002\u6839\u64da\u60a8\u7684\u61c9\u7528\u9700\u6c42\uff0c\u9019\u500b\u503c\u53ef\u4ee5\u8abf\u6574\u3002<\/p>\n<h3 id=\"2-maxmemory-policy-qJfhzvbGhf\">2. maxmemory-policy<\/h3>\n<p>\u7576Redis\u9054\u5230\u6700\u5927\u5167\u5b58\u9650\u5236\u6642\uff0c\u60a8\u9700\u8981\u9078\u64c7\u4e00\u7a2e\u9a45\u9010\u7b56\u7565\u3002Redis\u652f\u6301\u591a\u7a2e\u7b56\u7565\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>noeviction\uff1a\u4e0d\u9a45\u9010\u4efb\u4f55\u6578\u64da\uff0c\u7576\u5167\u5b58\u6eff\u6642\u5c07\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li>allkeys-lru\uff1a\u9a45\u9010\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002<\/li>\n<li>volatile-lru\uff1a\u50c5\u9a45\u9010\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<li>allkeys-random\uff1a\u96a8\u6a5f\u9a45\u9010\u9375\u3002<\/li>\n<li>volatile-random\uff1a\u96a8\u6a5f\u9a45\u9010\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<\/ul>\n<p>\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u8a2d\u7f6e\u9a45\u9010\u7b56\u7565\uff1a<\/p>\n<pre><code>CONFIG SET maxmemory-policy allkeys-lru<\/code><\/pre>\n<h3 id=\"3-%e7%9b%a3%e6%8e%a7%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-qJfhzvbGhf\">3. \u76e3\u63a7\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<p>\u70ba\u4e86\u6709\u6548\u5730\u7ba1\u7406\u7de9\u5b58\u5927\u5c0f\uff0c\u5b9a\u671f\u76e3\u63a7Redis\u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u662f\u5fc5\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>INFO memory<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u7576\u524d\u7684\u5167\u5b58\u4f7f\u7528\u91cf\u3001\u6700\u5927\u5167\u5b58\u9650\u5236\u7b49\u4fe1\u606f\uff0c\u5e6b\u52a9\u60a8\u505a\u51fa\u76f8\u61c9\u7684\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-qJfhzvbGhf\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u8a2d\u7f6eRedis\u7de9\u5b58\u5927\u5c0f\u6642\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li>\u6839\u64da\u61c9\u7528\u9700\u6c42\u548c\u6578\u64da\u7279\u6027\u5408\u7406\u8a2d\u7f6emaxmemory\u3002<\/li>\n<li>\u9078\u64c7\u5408\u9069\u7684maxmemory-policy\u4ee5\u5e73\u8861\u6027\u80fd\u548c\u6578\u64da\u5b8c\u6574\u6027\u3002<\/li>\n<li>\u5b9a\u671f\u76e3\u63a7\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u8abf\u6574\u914d\u7f6e\u3002<\/li>\n<li>\u8003\u616e\u4f7f\u7528Redis\u96c6\u7fa4\u4f86\u64f4\u5c55\u5167\u5b58\u5bb9\u91cf\u548c\u63d0\u9ad8\u53ef\u7528\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qJfhzvbGhf\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528Redis\u512a\u5316\u7de9\u5b58\u5927\u5c0f\u662f\u4e00\u500b\u91cd\u8981\u7684\u6027\u80fd\u63d0\u5347\u7b56\u7565\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6emaxmemory\u548cmaxmemory-policy\uff0c\u4e26\u5b9a\u671f\u76e3\u63a7\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u7a69\u5b9a\u6027\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684Redis\u5be6\u4f8b\uff0c\u78ba\u4fdd\u6700\u4f73\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4f7f\u7528Redis\u512a\u5316\u7de9\u5b58\u5927\u5c0f\uff0c\u901a\u904e\u8a2d\u7f6e\u9069\u7576\u7684\u5927\u5c0f\u4f86\u63d0\u5347\u6027\u80fd\u548c\u6548\u7387\uff0c\u78ba\u4fdd\u8cc7\u6e90\u7684\u6700\u4f73\u5229\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-185142","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185142","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=185142"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185142\/revisions"}],"predecessor-version":[{"id":185143,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185142\/revisions\/185143"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185142"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185142"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185142"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}