{"id":125165,"date":"2024-10-25T20:21:21","date_gmt":"2024-10-25T12:21:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/125165\/"},"modified":"2024-10-25T20:21:22","modified_gmt":"2024-10-25T12:21:22","slug":"redis-%e8%a7%a3%e6%b1%ba%e5%bf%ab%e5%8f%96%e5%bf%ab%e9%80%9f%e5%a4%b1%e6%95%88%e5%95%8f%e9%a1%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/125165\/","title":{"rendered":"Redis \u89e3\u6c7a\u5feb\u53d6\u5feb\u901f\u5931\u6548\u554f\u984c"},"content":{"rendered":"<h1 id=\"redis-%e8%a7%a3%e6%b1%ba%e5%bf%ab%e5%8f%96%e5%bf%ab%e9%80%9f%e5%a4%b1%e6%95%88%e5%95%8f%e9%a1%8c-KfyqyGqycA\">Redis \u89e3\u6c7a\u5feb\u53d6\u5feb\u901f\u5931\u6548\u554f\u984c<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u5feb\u53d6\u6280\u8853\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u5b83\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\uff0c\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\u3002\u7136\u800c\uff0c\u5feb\u53d6\u7684\u6709\u6548\u6027\u5f80\u5f80\u53d7\u5230\u5feb\u53d6\u5931\u6548\u7684\u5f71\u97ff\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\u4f86\u8aaa\u662f\u4e00\u500b\u6311\u6230\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6a5f\u5236\u4f86\u89e3\u6c7a\u5feb\u53d6\u5feb\u901f\u5931\u6548\u7684\u554f\u984c\u3002<\/p>\n<h2 id=\"%e5%bf%ab%e5%8f%96%e5%a4%b1%e6%95%88%e7%9a%84%e5%8e%9f%e5%9b%a0-KfyqyGqycA\">\u5feb\u53d6\u5931\u6548\u7684\u539f\u56e0<\/h2>\n<p>\u5feb\u53d6\u5931\u6548\u901a\u5e38\u662f\u7531\u65bc\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u9020\u6210\u7684\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u66f4\u65b0\u983b\u7e41\uff1a<\/strong>\u7576\u5f8c\u7aef\u6578\u64da\u7d93\u5e38\u8b8a\u66f4\u6642\uff0c\u5feb\u53d6\u4e2d\u7684\u6578\u64da\u53ef\u80fd\u6703\u8fc5\u901f\u904e\u6642\u3002<\/li>\n<li><strong>\u5feb\u53d6\u7b56\u7565\u4e0d\u7576\uff1a<\/strong>\u4e0d\u5408\u7406\u7684\u5feb\u53d6\u7b56\u7565\u53ef\u80fd\u5c0e\u81f4\u5feb\u53d6\u7684\u6578\u64da\u7121\u6cd5\u6709\u6548\u5229\u7528\u3002<\/li>\n<li><strong>\u904e\u671f\u6642\u9593\u8a2d\u5b9a\u4e0d\u7576\uff1a<\/strong>\u5982\u679c\u5feb\u53d6\u7684\u904e\u671f\u6642\u9593\u8a2d\u5b9a\u5f97\u904e\u77ed\uff0c\u5247\u6703\u5c0e\u81f4\u983b\u7e41\u7684\u5feb\u53d6\u5931\u6548\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e7%9a%84%e5%bf%ab%e5%8f%96%e6%a9%9f%e5%88%b6-KfyqyGqycA\">Redis \u7684\u5feb\u53d6\u6a5f\u5236<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u5feb\u53d6\u6a5f\u5236\u4f86\u61c9\u5c0d\u5feb\u53d6\u5931\u6548\u7684\u554f\u984c\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e9%81%a9%e7%95%b6%e7%9a%84%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5-KfyqyGqycA\">1. \u4f7f\u7528\u9069\u7576\u7684\u904e\u671f\u7b56\u7565<\/h3>\n<p>Redis \u5141\u8a31\u7528\u6236\u70ba\u6bcf\u500b\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5feb\u53d6\u4e2d\u7684\u6578\u64da\u5728\u4e00\u5b9a\u6642\u9593\u5f8c\u81ea\u52d5\u5931\u6548\uff0c\u5f9e\u800c\u6e1b\u5c11\u904e\u671f\u6578\u64da\u7684\u4f7f\u7528\u3002\u4ee5\u4e0b\u662f\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET mykey \"Hello\"\nEXPIRE mykey 60  # \u8a2d\u7f6e mykey \u5728 60 \u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-lru-%e9%a9%85%e9%80%90%e7%ad%96%e7%95%a5-KfyqyGqycA\">2. \u4f7f\u7528 LRU \u9a45\u9010\u7b56\u7565<\/h3>\n<p>\u7576 Redis \u7684\u5167\u5b58\u9054\u5230\u9650\u5236\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528 LRU\uff08Least Recently Used\uff09\u9a45\u9010\u7b56\u7565\u4f86\u81ea\u52d5\u522a\u9664\u6700\u5c11\u4f7f\u7528\u7684\u5feb\u53d6\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u7d93\u5e38\u4f7f\u7528\u7684\u6578\u64da\u4e0d\u6703\u88ab\u522a\u9664\uff0c\u5f9e\u800c\u63d0\u9ad8\u5feb\u53d6\u7684\u6709\u6548\u6027\u3002<\/p>\n<pre><code>CONFIG SET maxmemory 100mb\nCONFIG SET maxmemory-policy allkeys-lru  # \u8a2d\u7f6e LRU \u9a45\u9010\u7b56\u7565\n<\/code><\/pre>\n<h3 id=\"3-%e4%b8%bb%e5%8b%95%e6%9b%b4%e6%96%b0%e5%bf%ab%e5%8f%96-KfyqyGqycA\">3. \u4e3b\u52d5\u66f4\u65b0\u5feb\u53d6<\/h3>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u4e3b\u52d5\u66f4\u65b0\u5feb\u53d6\u6bd4\u88ab\u52d5\u5931\u6548\u66f4\u6709\u6548\u3002\u53ef\u4ee5\u5728\u6578\u64da\u66f4\u65b0\u6642\uff0c\u4e3b\u52d5\u66f4\u65b0\u6216\u522a\u9664\u5feb\u53d6\u4e2d\u7684\u76f8\u95dc\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5feb\u53d6\u4e2d\u7684\u6578\u64da\u59cb\u7d42\u662f\u6700\u65b0\u7684\u3002<\/p>\n<pre><code>SET mykey \"New Value\"  # \u66f4\u65b0\u5feb\u53d6\n<\/code><\/pre>\n<h2 id=\"%e5%bf%ab%e5%8f%96%e5%a4%b1%e6%95%88%e7%9a%84%e7%9b%a3%e6%8e%a7-KfyqyGqycA\">\u5feb\u53d6\u5931\u6548\u7684\u76e3\u63a7<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u7ba1\u7406\u5feb\u53d6\uff0c\u76e3\u63a7\u5feb\u53d6\u7684\u4f7f\u7528\u60c5\u6cc1\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u547d\u4ee4\u4f86\u67e5\u770b\u5feb\u53d6\u7684\u72c0\u614b\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>INFO keyspace  # \u67e5\u770b\u5feb\u53d6\u7684\u4f7f\u7528\u60c5\u6cc1\n<\/code><\/pre>\n<p>\u901a\u904e\u9019\u4e9b\u4fe1\u606f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u53ca\u6642\u8abf\u6574\u5feb\u53d6\u7b56\u7565\uff0c\u907f\u514d\u5feb\u53d6\u5931\u6548\u5e36\u4f86\u7684\u6027\u80fd\u640d\u5931\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-KfyqyGqycA\">\u7d50\u8ad6<\/h2>\n<p>\u5feb\u53d6\u6280\u8853\u5728\u63d0\u5347\u61c9\u7528\u6027\u80fd\u65b9\u9762\u5177\u6709\u91cd\u8981\u610f\u7fa9\uff0c\u800c Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6a5f\u5236\u4f86\u89e3\u6c7a\u5feb\u53d6\u5feb\u901f\u5931\u6548\u7684\u554f\u984c\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6e\u904e\u671f\u7b56\u7565\u3001\u4f7f\u7528 LRU \u9a45\u9010\u7b56\u7565\u4ee5\u53ca\u4e3b\u52d5\u66f4\u65b0\u5feb\u53d6\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u5feb\u53d6\uff0c\u63d0\u5347\u61c9\u7528\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u61c9\u7528\u4e2d\u5be6\u65bd Redis \u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\u6709\u8208\u8da3\uff0c\u6216\u662f\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u8cc7\u8a0a\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528 Redis \u89e3\u6c7a\u5feb\u53d6\u5feb\u901f\u5931\u6548\u554f\u984c\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u80fd\u8207\u7a69\u5b9a\u6027\uff0c\u78ba\u4fdd\u6578\u64da\u6301\u4e45\u6027\u8207\u53ef\u7528\u6027\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-125165","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125165","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=125165"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125165\/revisions"}],"predecessor-version":[{"id":125166,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125165\/revisions\/125166"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=125165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=125165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=125165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}