{"id":129253,"date":"2024-10-26T20:14:20","date_gmt":"2024-10-26T12:14:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129253\/"},"modified":"2024-10-26T20:14:21","modified_gmt":"2024-10-26T12:14:21","slug":"redis%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%98%e5%84%b2%e5%ae%b9%e9%87%8f%e5%a4%a7%e5%b0%8f%e8%a8%ad%e7%bd%ae%ef%bc%88redis%e8%a8%ad%e7%bd%aesize%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129253\/","title":{"rendered":"Redis\u6578\u64da\u5eab\u5b58\u5132\u5bb9\u91cf\u5927\u5c0f\u8a2d\u7f6e\uff08redis\u8a2d\u7f6esize\uff09"},"content":{"rendered":"<h1 id=\"redis%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%98%e5%84%b2%e5%ae%b9%e9%87%8f%e5%a4%a7%e5%b0%8f%e8%a8%ad%e7%bd%ae%ef%bc%88redis%e8%a8%ad%e7%bd%aesize%ef%bc%89-HvndHaLMpQ\">Redis\u6578\u64da\u5eab\u5b58\u5132\u5bb9\u91cf\u5927\u5c0f\u8a2d\u7f6e\uff08redis\u8a2d\u7f6esize\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u7531\u65bc\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0c\u8a31\u591a\u958b\u767c\u8005\u9078\u64c7\u4f7f\u7528Redis\u4f86\u5b58\u5132\u548c\u7ba1\u7406\u6578\u64da\u3002\u7136\u800c\uff0c\u6b63\u78ba\u8a2d\u7f6eRedis\u7684\u5b58\u5132\u5bb9\u91cf\u5927\u5c0f\u5c0d\u65bc\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u7684\u5b58\u5132\u5bb9\u91cf\u8a2d\u7f6e\uff0c\u5305\u62ec\u5982\u4f55\u914d\u7f6e\u548c\u8abf\u6574\u5176\u5927\u5c0f\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86-HvndHaLMpQ\">Redis\u7684\u5167\u5b58\u7ba1\u7406<\/h2>\n<p>Redis\u662f\u4e00\u500b\u5167\u5b58\u6578\u64da\u5eab\uff0c\u9019\u610f\u5473\u8457\u6240\u6709\u6578\u64da\u90fd\u5b58\u5132\u5728\u5167\u5b58\u4e2d\u3002\u9019\u7a2e\u8a2d\u8a08\u4f7f\u5f97Redis\u80fd\u5920\u63d0\u4f9b\u6975\u5feb\u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\uff0c\u4f46\u4e5f\u610f\u5473\u8457\u5167\u5b58\u7684\u4f7f\u7528\u5fc5\u9808\u8b39\u614e\u7ba1\u7406\u3002Redis\u7684\u5167\u5b58\u7ba1\u7406\u4e3b\u8981\u4f9d\u8cf4\u65bc\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u6700\u5927\u5167\u5b58\u9650\u5236\uff1a<\/strong>\u53ef\u4ee5\u901a\u904e\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684 <code>maxmemory<\/code> \u53c3\u6578\u4f86\u8a2d\u7f6eRedis\u7684\u6700\u5927\u5167\u5b58\u4f7f\u7528\u91cf\u3002<\/li>\n<li><strong>\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\uff1a<\/strong>\u7576Redis\u7684\u5167\u5b58\u4f7f\u7528\u9054\u5230\u8a2d\u5b9a\u7684\u4e0a\u9650\u6642\uff0c\u53ef\u4ee5\u9078\u64c7\u4e0d\u540c\u7684\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\uff0c\u5982 <code>volatile-lru<\/code>\u3001<code>allkeys-lru<\/code> \u7b49\u3002<\/li>\n<li><strong>\u6578\u64da\u6301\u4e45\u5316\uff1a<\/strong>Redis\u652f\u6301RDB\u548cAOF\u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u9019\u53ef\u4ee5\u5e6b\u52a9\u5728\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a8%ad%e7%bd%ae%e6%9c%80%e5%a4%a7%e5%85%a7%e5%ad%98%e9%99%90%e5%88%b6-HvndHaLMpQ\">\u8a2d\u7f6e\u6700\u5927\u5167\u5b58\u9650\u5236<\/h2>\n<p>\u8981\u8a2d\u7f6eRedis\u7684\u6700\u5927\u5167\u5b58\u9650\u5236\uff0c\u53ef\u4ee5\u5728Redis\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u9032\u884c\u5982\u4e0b\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>maxmemory 256mb<\/code><\/pre>\n<p>\u4e0a\u8ff0\u8a2d\u7f6e\u5c07Redis\u7684\u6700\u5927\u5167\u5b58\u9650\u5236\u8a2d\u7f6e\u70ba256MB\u3002\u6839\u64da\u5be6\u969b\u9700\u6c42\uff0c\u9019\u500b\u503c\u53ef\u4ee5\u8abf\u6574\u70ba\u66f4\u9ad8\u6216\u66f4\u4f4e\u7684\u6578\u5b57\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8a2d\u7f6e\u7684\u6700\u5927\u5167\u5b58\u61c9\u8a72\u8003\u616e\u5230\u7cfb\u7d71\u7684\u7e3d\u5167\u5b58\u548c\u5176\u4ed6\u61c9\u7528\u7a0b\u5e8f\u7684\u9700\u6c42\u3002<\/p>\n<h2 id=\"%e5%85%a7%e5%ad%98%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5-HvndHaLMpQ\">\u5167\u5b58\u6dd8\u6c70\u7b56\u7565<\/h2>\n<p>\u7576Redis\u7684\u5167\u5b58\u4f7f\u7528\u9054\u5230\u8a2d\u5b9a\u7684\u4e0a\u9650\u6642\uff0c\u5fc5\u9808\u9078\u64c7\u4e00\u7a2e\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\u4f86\u7ba1\u7406\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\uff1a<\/p>\n<ul>\n<li><strong>noeviction\uff1a<\/strong>\u7576\u5167\u5b58\u9054\u5230\u4e0a\u9650\u6642\uff0c\u62d2\u7d55\u5beb\u5165\u8acb\u6c42\u3002<\/li>\n<li><strong>volatile-lru\uff1a<\/strong>\u50c5\u5c0d\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u9032\u884cLRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u6dd8\u6c70\u3002<\/li>\n<li><strong>allkeys-lru\uff1a<\/strong>\u5c0d\u6240\u6709\u9375\u9032\u884cLRU\u6dd8\u6c70\u3002<\/li>\n<li><strong>volatile-random\uff1a<\/strong>\u96a8\u6a5f\u522a\u9664\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<li><strong>allkeys-random\uff1a<\/strong>\u96a8\u6a5f\u522a\u9664\u6240\u6709\u9375\u3002<\/li>\n<\/ul>\n<p>\u9078\u64c7\u5408\u9069\u7684\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\u53ef\u4ee5\u5e6b\u52a9\u78ba\u4fddRedis\u5728\u9ad8\u8ca0\u8f09\u4e0b\u4ecd\u80fd\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8-HvndHaLMpQ\">\u76e3\u63a7\u548c\u8abf\u6574\u5167\u5b58\u4f7f\u7528<\/h2>\n<p>\u5728\u904b\u884cRedis\u7684\u904e\u7a0b\u4e2d\uff0c\u76e3\u63a7\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u63d0\u4f9b\u7684 <code>INFO<\/code> \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\u5c07\u8fd4\u56de\u6709\u95dc\u5167\u5b58\u4f7f\u7528\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u5df2\u7528\u5167\u5b58\u3001\u6700\u5927\u5167\u5b58\u548c\u5167\u5b58\u788e\u7247\u7387\u7b49\u3002\u6839\u64da\u9019\u4e9b\u4fe1\u606f\uff0c\u53ef\u4ee5\u9069\u6642\u8abf\u6574 <code>maxmemory<\/code> \u7684\u8a2d\u7f6e\uff0c\u4ee5\u78ba\u4fddRedis\u7684\u6027\u80fd\u4e0d\u53d7\u5f71\u97ff\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-HvndHaLMpQ\">\u7d50\u8ad6<\/h2>\n<p>\u6b63\u78ba\u8a2d\u7f6eRedis\u7684\u5b58\u5132\u5bb9\u91cf\u5927\u5c0f\u5c0d\u65bc\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u5408\u7406\u914d\u7f6e\u6700\u5927\u5167\u5b58\u9650\u5236\u3001\u9078\u64c7\u5408\u9069\u7684\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\u4ee5\u53ca\u5b9a\u671f\u76e3\u63a7\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u6709\u6548\u7ba1\u7406Redis\u7684\u5167\u5b58\u8cc7\u6e90\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\uff0c\u9084\u80fd\u964d\u4f4e\u7cfb\u7d71\u6545\u969c\u7684\u98a8\u96aa\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u8a2d\u7f6eRedis\u6578\u64da\u5eab\u7684\u5b58\u5132\u5bb9\u91cf\u5927\u5c0f\uff0c\u512a\u5316\u6027\u80fd\u4e26\u6709\u6548\u7ba1\u7406\u6578\u64da\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-129253","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129253","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=129253"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129253\/revisions"}],"predecessor-version":[{"id":129254,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129253\/revisions\/129254"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129253"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129253"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}