{"id":115810,"date":"2024-10-24T14:49:04","date_gmt":"2024-10-24T06:49:04","guid":{"rendered":"https:\/\/server.hk\/cnblog\/115810\/"},"modified":"2024-10-24T14:49:05","modified_gmt":"2024-10-24T06:49:05","slug":"redis-%e5%bf%ab%e5%8f%96%e5%85%a7%e5%ad%98%e4%bd%94%e7%94%a8%e6%83%85%e6%b3%81%e7%a9%b6%e7%ab%9f%e5%a6%82%e4%bd%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/115810\/","title":{"rendered":"Redis \u5feb\u53d6\u5167\u5b58\u4f54\u7528\u60c5\u6cc1\u7a76\u7adf\u5982\u4f55"},"content":{"rendered":"<h1 id=\"redis-%e5%bf%ab%e5%8f%96%e5%85%a7%e5%ad%98%e4%bd%94%e7%94%a8%e6%83%85%e6%b3%81%e7%a9%b6%e7%ab%9f%e5%a6%82%e4%bd%95-qIBGRIazNv\">Redis \u5feb\u53d6\u5167\u5b58\u4f54\u7528\u60c5\u6cc1\u7a76\u7adf\u5982\u4f55<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6027\u80fd\u548c\u6548\u7387\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5feb\u53d6\u7cfb\u7d71\u4e2d\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u5feb\u53d6\u5167\u5b58\u4f54\u7528\u60c5\u6cc1\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u66f4\u597d\u5730\u7406\u89e3\u5176\u904b\u4f5c\u539f\u7406\u53ca\u512a\u5316\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-qIBGRIazNv\">\u4ec0\u9ebc\u662f Redis\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\u5b58\u53d6\u80fd\u529b\uff0cRedis \u88ab\u5ee3\u6cdb\u7528\u65bc\u5feb\u53d6\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86-qIBGRIazNv\">Redis \u7684\u5167\u5b58\u7ba1\u7406<\/h2>\n<p>Redis \u7684\u5167\u5b58\u7ba1\u7406\u4e3b\u8981\u4f9d\u8cf4\u65bc\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis \u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u6bcf\u7a2e\u7d50\u69cb\u7684\u5167\u5b58\u4f54\u7528\u60c5\u6cc1\u4e0d\u540c\u3002\u4f8b\u5982\uff0c\u5b57\u7b26\u4e32\u7684\u5167\u5b58\u4f54\u7528\u76f8\u5c0d\u8f03\u5c0f\uff0c\u800c\u54c8\u5e0c\u7d50\u69cb\u5728\u5b58\u5132\u5927\u91cf\u9375\u503c\u5c0d\u6642\u53ef\u80fd\u6703\u4f54\u7528\u66f4\u591a\u5167\u5b58\u3002<\/li>\n<li><strong>\u5167\u5b58\u5206\u914d\u7b56\u7565\uff1a<\/strong>Redis \u4f7f\u7528 Jemalloc \u4f5c\u70ba\u5176\u5167\u5b58\u5206\u914d\u5668\uff0c\u9019\u4f7f\u5f97\u5167\u5b58\u7684\u5206\u914d\u548c\u91cb\u653e\u66f4\u52a0\u9ad8\u6548\uff0c\u6e1b\u5c11\u4e86\u5167\u5b58\u788e\u7247\u7684\u554f\u984c\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\u9019\u4e9b\u9078\u9805\u6703\u5f71\u97ff\u5167\u5b58\u7684\u4f7f\u7528\u60c5\u6cc1\u3002\u9078\u64c7\u5408\u9069\u7684\u6301\u4e45\u5316\u7b56\u7565\u53ef\u4ee5\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u6e1b\u5c11\u5167\u5b58\u4f54\u7528\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e7%9b%a3%e6%8e%a7-redis-%e7%9a%84%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-qIBGRIazNv\">\u5982\u4f55\u76e3\u63a7 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1<\/h2>\n<p>\u76e3\u63a7 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u662f\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u904b\u884c\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u67e5\u770b\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>INFO memory<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u6703\u8fd4\u56de\u4e00\u7cfb\u5217\u6709\u95dc\u5167\u5b58\u4f7f\u7528\u7684\u6307\u6a19\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>used_memory\uff1a<\/strong>\u7576\u524d\u4f7f\u7528\u7684\u5167\u5b58\u91cf\u3002<\/li>\n<li><strong>used_memory_rss\uff1a<\/strong>\u64cd\u4f5c\u7cfb\u7d71\u5831\u544a\u7684\u5167\u5b58\u4f7f\u7528\u91cf\uff0c\u901a\u5e38\u6703\u5927\u65bc used_memory\u3002<\/li>\n<li><strong>maxmemory\uff1a<\/strong>\u8a2d\u5b9a\u7684\u6700\u5927\u5167\u5b58\u9650\u5236\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%84%aa%e5%8c%96-redis-%e7%9a%84%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8-qIBGRIazNv\">\u512a\u5316 Redis \u7684\u5167\u5b58\u4f7f\u7528<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u5730\u7ba1\u7406 Redis \u7684\u5167\u5b58\u4f7f\u7528\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u512a\u5316\u7b56\u7565\uff1a<\/p>\n<ul>\n<li><strong>\u8a2d\u7f6e maxmemory\uff1a<\/strong>\u901a\u904e\u8a2d\u7f6e maxmemory \u53c3\u6578\uff0c\u53ef\u4ee5\u9650\u5236 Redis \u4f7f\u7528\u7684\u6700\u5927\u5167\u5b58\u91cf\uff0c\u907f\u514d\u56e0\u5167\u5b58\u6ea2\u51fa\u5c0e\u81f4\u7684\u7cfb\u7d71\u5d29\u6f70\u3002<\/li>\n<li><strong>\u9078\u64c7\u5408\u9069\u7684\u6dd8\u6c70\u7b56\u7565\uff1a<\/strong>Redis \u63d0\u4f9b\u591a\u7a2e\u6dd8\u6c70\u7b56\u7565\uff0c\u5982 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u548c LFU\uff08\u6700\u4e0d\u5e38\u4f7f\u7528\uff09\uff0c\u6839\u64da\u61c9\u7528\u5834\u666f\u9078\u64c7\u5408\u9069\u7684\u7b56\u7565\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u5167\u5b58\u3002<\/li>\n<li><strong>\u5b9a\u671f\u6e05\u7406\u7121\u7528\u6578\u64da\uff1a<\/strong>\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u6e1b\u5c11\u5167\u5b58\u4f54\u7528\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-qIBGRIazNv\">\u7d50\u8ad6<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff0c\u5176\u5167\u5b58\u4f54\u7528\u60c5\u6cc1\u76f4\u63a5\u5f71\u97ff\u5230\u7cfb\u7d71\u7684\u6027\u80fd\u3002\u901a\u904e\u5408\u7406\u7684\u5167\u5b58\u7ba1\u7406\u548c\u512a\u5316\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u5347 Redis \u7684\u904b\u884c\u6548\u7387\uff0c\u78ba\u4fdd\u61c9\u7528\u7684\u7a69\u5b9a\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u7684\u61c9\u7528\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u70ba Redis \u63d0\u4f9b\u7a69\u5b9a\u7684\u904b\u884c\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Redis\u5feb\u53d6\u5167\u5b58\u4f54\u7528\u60c5\u6cc1\uff0c\u5206\u6790\u5176\u6027\u80fd\u5f71\u97ff\u53ca\u6700\u4f73\u5316\u7b56\u7565\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u80fd\u8207\u8cc7\u6e90\u5229\u7528\u7387\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-115810","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/115810","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=115810"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/115810\/revisions"}],"predecessor-version":[{"id":115811,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/115810\/revisions\/115811"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=115810"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=115810"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=115810"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}