{"id":128091,"date":"2024-10-26T11:35:19","date_gmt":"2024-10-26T03:35:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128091\/"},"modified":"2024-10-26T11:35:20","modified_gmt":"2024-10-26T03:35:20","slug":"redis-%e8%a8%ad%e7%bd%ae%e5%a4%a7%e5%b0%8f%e8%aa%bf%e6%95%b4%e5%84%aa%e5%8c%96%e7%b3%bb%e7%b5%b1%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128091\/","title":{"rendered":"Redis \u8a2d\u7f6e\u5927\u5c0f\u8abf\u6574\u512a\u5316\u7cfb\u7d71\u6027\u80fd"},"content":{"rendered":"<h1 id=\"redis-%e8%a8%ad%e7%bd%ae%e5%a4%a7%e5%b0%8f%e8%aa%bf%e6%95%b4%e5%84%aa%e5%8c%96%e7%b3%bb%e7%b5%b1%e6%80%a7%e8%83%bd-eTOJmKrzIu\">Redis \u8a2d\u7f6e\u5927\u5c0f\u8abf\u6574\u512a\u5316\u7cfb\u7d71\u6027\u80fd<\/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\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u7684\u6838\u5fc3\u7d44\u4ef6\u3002\u7121\u8ad6\u662f\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u9084\u662f\u6578\u64da\u6301\u4e45\u5316\uff0cRedis \u7684\u6027\u80fd\u512a\u5316\u90fd\u662f\u63d0\u5347\u7cfb\u7d71\u6574\u9ad4\u6548\u80fd\u7684\u95dc\u9375\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u901a\u904e\u8a2d\u7f6e\u5927\u5c0f\u8abf\u6574\u4f86\u512a\u5316 Redis \u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86-eTOJmKrzIu\">Redis \u7684\u5167\u5b58\u7ba1\u7406<\/h2>\n<p>Redis \u662f\u4e00\u500b\u57fa\u65bc\u5167\u5b58\u7684\u6578\u64da\u5eab\uff0c\u9019\u610f\u5473\u8457\u5b83\u7684\u6027\u80fd\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u53d6\u6c7a\u65bc\u5167\u5b58\u7684\u4f7f\u7528\u6548\u7387\u3002Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\uff0c\u6bcf\u7a2e\u7d50\u69cb\u7684\u5167\u5b58\u4f7f\u7528\u65b9\u5f0f\u5404\u4e0d\u76f8\u540c\u3002\u56e0\u6b64\uff0c\u4e86\u89e3\u9019\u4e9b\u6578\u64da\u7d50\u69cb\u7684\u5167\u5b58\u7279\u6027\u662f\u9032\u884c\u6027\u80fd\u512a\u5316\u7684\u7b2c\u4e00\u6b65\u3002<\/p>\n<h3 id=\"%e5%85%a7%e5%ad%98%e9%99%90%e5%88%b6%e8%a8%ad%e7%bd%ae-eTOJmKrzIu\">\u5167\u5b58\u9650\u5236\u8a2d\u7f6e<\/h3>\n<p>Redis \u5141\u8a31\u7528\u6236\u8a2d\u7f6e\u6700\u5927\u5167\u5b58\u9650\u5236\uff0c\u9019\u53ef\u4ee5\u901a\u904e\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684 <code>maxmemory<\/code> \u53c3\u6578\u4f86\u5be6\u73fe\u3002\u7576 Redis \u7684\u5167\u5b58\u4f7f\u7528\u9054\u5230\u9019\u500b\u9650\u5236\u6642\uff0c\u5b83\u5c07\u6839\u64da\u914d\u7f6e\u7684 <code>maxmemory-policy<\/code> \u4f86\u6c7a\u5b9a\u5982\u4f55\u8655\u7406\u65b0\u9032\u4f86\u7684\u6578\u64da\u3002<\/p>\n<pre><code>maxmemory 256mb\nmaxmemory-policy allkeys-lru\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0cRedis \u7684\u6700\u5927\u5167\u5b58\u88ab\u8a2d\u7f6e\u70ba 256MB\uff0c\u4e26\u4e14\u4f7f\u7528 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u7b56\u7565\u4f86\u522a\u9664\u820a\u6578\u64da\u3002\u9019\u6a23\u7684\u8a2d\u7f6e\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u5167\u5b58\uff0c\u907f\u514d\u56e0\u5167\u5b58\u6ea2\u51fa\u800c\u5c0e\u81f4\u7684\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e7%9a%84%e9%81%b8%e6%93%87-eTOJmKrzIu\">\u6578\u64da\u7d50\u69cb\u7684\u9078\u64c7<\/h2>\n<p>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u5c0d\u65bc\u512a\u5316 Redis \u7684\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u54c8\u5e0c\u7d50\u69cb\u4f86\u5b58\u5132\u7528\u6236\u4fe1\u606f\u6bd4\u4f7f\u7528\u5b57\u7b26\u4e32\u7d50\u69cb\u66f4\u70ba\u9ad8\u6548\uff0c\u56e0\u70ba\u54c8\u5e0c\u7d50\u69cb\u53ef\u4ee5\u6e1b\u5c11\u5167\u5b58\u7684\u4f7f\u7528\u4e26\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8%e5%93%88%e5%b8%8c%e7%b5%90%e6%a7%8b-eTOJmKrzIu\">\u793a\u4f8b\uff1a\u4f7f\u7528\u54c8\u5e0c\u7d50\u69cb<\/h3>\n<pre><code>HSET user:1000 username \"john_doe\" password \"securepassword\"\nHGET user:1000 username\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u4f7f\u7528\u54c8\u5e0c\u7d50\u69cb\u4f86\u5b58\u5132\u7528\u6236\u7684\u591a\u500b\u5c6c\u6027\uff0c\u9019\u6a23\u53ef\u4ee5\u5728\u4e00\u6b21\u64cd\u4f5c\u4e2d\u7372\u53d6\u6240\u6709\u76f8\u95dc\u4fe1\u606f\uff0c\u5f9e\u800c\u6e1b\u5c11\u591a\u6b21\u67e5\u8a62\u7684\u958b\u92b7\u3002<\/p>\n<h2 id=\"%e6%8c%81%e4%b9%85%e5%8c%96%e8%a8%ad%e7%bd%ae%e7%9a%84%e5%84%aa%e5%8c%96-eTOJmKrzIu\">\u6301\u4e45\u5316\u8a2d\u7f6e\u7684\u512a\u5316<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86 RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\u3002\u6839\u64da\u61c9\u7528\u5834\u666f\u7684\u4e0d\u540c\uff0c\u9078\u64c7\u5408\u9069\u7684\u6301\u4e45\u5316\u7b56\u7565\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h3 id=\"rdb-%e5%92%8c-aof-%e7%9a%84%e6%af%94%e8%bc%83-eTOJmKrzIu\">RDB \u548c AOF \u7684\u6bd4\u8f03<\/h3>\n<ul>\n<li><strong>RDB\uff08\u5feb\u7167\uff09<\/strong>: \u901a\u904e\u5b9a\u671f\u4fdd\u5b58\u6578\u64da\u5feb\u7167\u4f86\u5be6\u73fe\u6301\u4e45\u5316\uff0c\u9069\u5408\u5c0d\u6578\u64da\u4e00\u81f4\u6027\u8981\u6c42\u4e0d\u9ad8\u7684\u5834\u666f\u3002<\/li>\n<li><strong>AOF\uff08\u8ffd\u52a0\u6587\u4ef6\uff09<\/strong>: \u6bcf\u6b21\u5beb\u64cd\u4f5c\u90fd\u6703\u8a18\u9304\u5230\u65e5\u8a8c\u4e2d\uff0c\u9069\u5408\u5c0d\u6578\u64da\u4e00\u81f4\u6027\u8981\u6c42\u8f03\u9ad8\u7684\u5834\u666f\uff0c\u4f46\u6703\u589e\u52a0\u5beb\u5165\u5ef6\u9072\u3002<\/li>\n<\/ul>\n<p>\u6839\u64da\u5be6\u969b\u9700\u6c42\uff0c\u5408\u7406\u914d\u7f6e\u6301\u4e45\u5316\u53c3\u6578\u53ef\u4ee5\u5728\u6027\u80fd\u548c\u6578\u64da\u5b89\u5168\u4e4b\u9593\u53d6\u5f97\u5e73\u8861\u3002<\/p>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e8%88%87%e8%aa%bf%e8%a9%a6-eTOJmKrzIu\">\u76e3\u63a7\u8207\u8abf\u8a66<\/h2>\n<p>\u70ba\u4e86\u6301\u7e8c\u512a\u5316 Redis \u7684\u6027\u80fd\uff0c\u5b9a\u671f\u76e3\u63a7\u548c\u8abf\u8a66\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u4f7f\u7528 <code>INFO<\/code> \u547d\u4ee4\u53ef\u4ee5\u7372\u53d6 Redis \u7684\u904b\u884c\u72c0\u614b\uff0c\u5305\u62ec\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u3001\u547d\u4ee4\u57f7\u884c\u6642\u9593\u7b49\u4fe1\u606f\u3002<\/p>\n<pre><code>INFO memory\nINFO commandstats\n<\/code><\/pre>\n<p>\u901a\u904e\u5206\u6790\u9019\u4e9b\u6578\u64da\uff0c\u53ef\u4ee5\u767c\u73fe\u6027\u80fd\u74f6\u9838\u4e26\u9032\u884c\u91dd\u5c0d\u6027\u7684\u512a\u5316\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-eTOJmKrzIu\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u5408\u7406\u8a2d\u7f6e Redis \u7684\u5167\u5b58\u9650\u5236\u3001\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u3001\u512a\u5316\u6301\u4e45\u5316\u8a2d\u7f6e\u4ee5\u53ca\u5b9a\u671f\u76e3\u63a7\u7cfb\u7d71\u6027\u80fd\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u5347 Redis \u7684\u904b\u884c\u6548\u7387\u3002\u9019\u4e9b\u512a\u5316\u63aa\u65bd\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\uff0c\u9084\u80fd\u964d\u4f4e\u8cc7\u6e90\u6d88\u8017\uff0c\u5f9e\u800c\u63d0\u5347\u6574\u9ad4\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u4f86\u8aaa\uff0c\u9019\u4e9b\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u7b56\u7565\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u53ca\u5176\u5728 Redis \u6027\u80fd\u512a\u5316\u4e2d\u7684\u61c9\u7528\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u901a\u904e\u8abf\u6574Redis\u8a2d\u7f6e\u5927\u5c0f\u4f86\u512a\u5316\u7cfb\u7d71\u6027\u80fd\uff0c\u63d0\u9ad8\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u5be6\u73fe\u66f4\u5feb\u7684\u97ff\u61c9\u6642\u9593\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-128091","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128091","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=128091"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128091\/revisions"}],"predecessor-version":[{"id":128092,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128091\/revisions\/128092"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}