{"id":129469,"date":"2024-10-26T21:52:21","date_gmt":"2024-10-26T13:52:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129469\/"},"modified":"2024-10-26T21:52:22","modified_gmt":"2024-10-26T13:52:22","slug":"redis%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%e5%85%a8%e9%9d%a2%e7%b8%bd%e7%b5%90%ef%bc%88redis%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%e5%ae%8c%e6%95%b4%e7%89%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129469\/","title":{"rendered":"Redis\u6dd8\u6c70\u7b56\u7565\u5168\u9762\u7e3d\u7d50\uff08redis\u6dd8\u6c70\u7b56\u7565\u5b8c\u6574\u7248\uff09"},"content":{"rendered":"<h1 id=\"redis%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%e5%85%a8%e9%9d%a2%e7%b8%bd%e7%b5%90%ef%bc%88redis%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%e5%ae%8c%e6%95%b4%e7%89%88%ef%bc%89-JGNwtKrePG\">Redis\u6dd8\u6c70\u7b56\u7565\u5168\u9762\u7e3d\u7d50\uff08Redis\u6dd8\u6c70\u7b56\u7565\u5b8c\u6574\u7248\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0cRedis\u7684\u5167\u5b58\u7ba1\u7406\u8b8a\u5f97\u81f3\u95dc\u91cd\u8981\u3002\u70ba\u4e86\u6709\u6548\u5730\u7ba1\u7406\u5167\u5b58\uff0cRedis\u63d0\u4f9b\u4e86\u591a\u7a2e\u6dd8\u6c70\u7b56\u7565\uff0c\u672c\u6587\u5c07\u5c0d\u9019\u4e9b\u7b56\u7565\u9032\u884c\u5168\u9762\u7e3d\u7d50\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%ef%bc%9f-JGNwtKrePG\">\u4ec0\u9ebc\u662fRedis\u6dd8\u6c70\u7b56\u7565\uff1f<\/h2>\n<p>Redis\u7684\u6dd8\u6c70\u7b56\u7565\u662f\u6307\u5728\u5167\u5b58\u9054\u5230\u4e0a\u9650\u6642\uff0c\u5982\u4f55\u9078\u64c7\u6027\u5730\u522a\u9664\u67d0\u4e9b\u6578\u64da\u4ee5\u91cb\u653e\u5167\u5b58\u7a7a\u9593\u3002\u9019\u4e9b\u7b56\u7565\u5e6b\u52a9\u7528\u6236\u5728\u5167\u5b58\u4e0d\u8db3\u7684\u60c5\u6cc1\u4e0b\uff0c\u4fdd\u6301\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%e9%a1%9e%e5%9e%8b-JGNwtKrePG\">Redis\u7684\u6dd8\u6c70\u7b56\u7565\u985e\u578b<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u5e7e\u7a2e\u4e3b\u8981\u7684\u6dd8\u6c70\u7b56\u7565\uff1a<\/p>\n<ul>\n<li><strong>noeviction<\/strong>: \u7576\u5167\u5b58\u9054\u5230\u4e0a\u9650\u6642\uff0c\u7121\u6cd5\u518d\u5beb\u5165\u65b0\u7684\u6578\u64da\uff0c\u6703\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li><strong>allkeys-lru<\/strong>: \u5728\u6240\u6709\u9375\u4e2d\uff0c\u4f7f\u7528\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff08LRU\uff09\u7b97\u6cd5\u6dd8\u6c70\u9375\u3002<\/li>\n<li><strong>volatile-lru<\/strong>: \u53ea\u5728\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u4e2d\uff0c\u4f7f\u7528LRU\u7b97\u6cd5\u6dd8\u6c70\u9375\u3002<\/li>\n<li><strong>allkeys-random<\/strong>: \u5728\u6240\u6709\u9375\u4e2d\u96a8\u6a5f\u9078\u64c7\u4e00\u500b\u9375\u9032\u884c\u6dd8\u6c70\u3002<\/li>\n<li><strong>volatile-random<\/strong>: \u53ea\u5728\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u4e2d\u96a8\u6a5f\u9078\u64c7\u4e00\u500b\u9375\u9032\u884c\u6dd8\u6c70\u3002<\/li>\n<li><strong>volatile-ttl<\/strong>: \u53ea\u5728\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u4e2d\uff0c\u6839\u64da\u5269\u9918\u7684\u751f\u5b58\u6642\u9593\uff08TTL\uff09\u9032\u884c\u6dd8\u6c70\uff0c\u512a\u5148\u6dd8\u6c70TTL\u6700\u77ed\u7684\u9375\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%90%84%e7%a8%ae%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%e7%9a%84%e8%a9%b3%e7%b4%b0%e8%aa%aa%e6%98%8e-JGNwtKrePG\">\u5404\u7a2e\u6dd8\u6c70\u7b56\u7565\u7684\u8a73\u7d30\u8aaa\u660e<\/h2>\n<h3 id=\"1-noeviction-JGNwtKrePG\">1. noeviction<\/h3>\n<p>\u9019\u662fRedis\u7684\u9ed8\u8a8d\u7b56\u7565\uff0c\u7576\u5167\u5b58\u9054\u5230\u4e0a\u9650\u6642\uff0c\u4efb\u4f55\u5beb\u5165\u64cd\u4f5c\u90fd\u6703\u8fd4\u56de\u932f\u8aa4\u3002\u9019\u7a2e\u7b56\u7565\u9069\u5408\u5c0d\u5167\u5b58\u4f7f\u7528\u6709\u56b4\u683c\u9650\u5236\u7684\u61c9\u7528\uff0c\u4f46\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u51fa\u73fe\u7570\u5e38\u3002<\/p>\n<h3 id=\"2-allkeys-lru-JGNwtKrePG\">2. allkeys-lru<\/h3>\n<p>\u6b64\u7b56\u7565\u6703\u5728\u6240\u6709\u9375\u4e2d\u9078\u64c7\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684\u9375\u9032\u884c\u6dd8\u6c70\u3002\u9019\u5c0d\u65bc\u9700\u8981\u4fdd\u6301\u6d3b\u8e8d\u6578\u64da\u7684\u61c9\u7528\u975e\u5e38\u6709\u6548\uff0c\u56e0\u70ba\u5b83\u80fd\u5920\u81ea\u52d5\u6e05\u7406\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\u3002<\/p>\n<h3 id=\"3-volatile-lru-JGNwtKrePG\">3. volatile-lru<\/h3>\n<p>\u8207allkeys-lru\u985e\u4f3c\uff0c\u4f46\u50c5\u91dd\u5c0d\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002\u9019\u610f\u5473\u8457\u53ea\u6709\u90a3\u4e9b\u53ef\u80fd\u6703\u904e\u671f\u7684\u6578\u64da\u624d\u6703\u88ab\u8003\u616e\u9032\u884c\u6dd8\u6c70\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6578\u64da\u7684\u61c9\u7528\u975e\u5e38\u6709\u7528\u3002<\/p>\n<h3 id=\"4-allkeys-random-JGNwtKrePG\">4. allkeys-random<\/h3>\n<p>\u9019\u7a2e\u7b56\u7565\u96a8\u6a5f\u9078\u64c7\u4e00\u500b\u9375\u9032\u884c\u6dd8\u6c70\uff0c\u9069\u5408\u5c0d\u6578\u64da\u4f7f\u7528\u6a21\u5f0f\u4e0d\u660e\u78ba\u7684\u60c5\u6cc1\uff0c\u4f46\u53ef\u80fd\u6703\u5c0e\u81f4\u91cd\u8981\u6578\u64da\u88ab\u610f\u5916\u522a\u9664\u3002<\/p>\n<h3 id=\"5-volatile-random-JGNwtKrePG\">5. volatile-random<\/h3>\n<p>\u50c5\u5728\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u4e2d\u96a8\u6a5f\u9078\u64c7\u4e00\u500b\u9375\u9032\u884c\u6dd8\u6c70\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6578\u64da\u7684\u61c9\u7528\u4e5f\u6709\u4e00\u5b9a\u7684\u5e6b\u52a9\u3002<\/p>\n<h3 id=\"6-volatile-ttl-JGNwtKrePG\">6. volatile-ttl<\/h3>\n<p>\u6b64\u7b56\u7565\u6839\u64da\u9375\u7684\u5269\u9918\u751f\u5b58\u6642\u9593\u9032\u884c\u6dd8\u6c70\uff0c\u512a\u5148\u522a\u9664TTL\u6700\u77ed\u7684\u9375\u3002\u9019\u5c0d\u65bc\u9700\u8981\u4fdd\u6301\u6700\u65b0\u6578\u64da\u7684\u61c9\u7528\u975e\u5e38\u6709\u6548\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e9%81%b8%e6%93%87%e5%90%88%e9%81%a9%e7%9a%84%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5-JGNwtKrePG\">\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684\u6dd8\u6c70\u7b56\u7565<\/h2>\n<p>\u9078\u64c7\u5408\u9069\u7684\u6dd8\u6c70\u7b56\u7565\u53d6\u6c7a\u65bc\u61c9\u7528\u7684\u9700\u6c42\u548c\u6578\u64da\u4f7f\u7528\u6a21\u5f0f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8003\u616e\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u7684\u4f7f\u7528\u983b\u7387\uff1a\u5982\u679c\u67d0\u4e9b\u6578\u64da\u7d93\u5e38\u88ab\u8a2a\u554f\uff0c\u5247\u61c9\u9078\u64c7LRU\u7b56\u7565\u3002<\/li>\n<li>\u6578\u64da\u7684\u904e\u671f\u9700\u6c42\uff1a\u5982\u679c\u6578\u64da\u6709\u660e\u78ba\u7684\u904e\u671f\u6642\u9593\uff0c\u5247\u53ef\u4ee5\u8003\u616e\u4f7f\u7528volatile\u7b56\u7565\u3002<\/li>\n<li>\u5167\u5b58\u9650\u5236\uff1a\u5982\u679c\u5167\u5b58\u4f7f\u7528\u975e\u5e38\u7dca\u5f35\uff0c\u5247\u53ef\u80fd\u9700\u8981\u9078\u64c7noeviction\u7b56\u7565\u4ee5\u907f\u514d\u5beb\u5165\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-JGNwtKrePG\">\u7e3d\u7d50<\/h2>\n<p>Redis\u7684\u6dd8\u6c70\u7b56\u7565\u70ba\u7528\u6236\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u5167\u5b58\u7ba1\u7406\u9078\u64c7\uff0c\u5e6b\u52a9\u4ed6\u5011\u5728\u9762\u5c0d\u5167\u5b58\u9650\u5236\u6642\u4fdd\u6301\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u6839\u64da\u61c9\u7528\u7684\u9700\u6c42\uff0c\u9078\u64c7\u5408\u9069\u7684\u6dd8\u6c70\u7b56\u7565\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u5167\u5b58\u4f7f\u7528\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u53ef\u7528\u6027\u548c\u53ef\u9760\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u7528\u6236\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\u78ba\u4fddRedis\u7b49\u6578\u64da\u5eab\u7684\u6700\u4f73\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5168\u9762\u7e3d\u7d50Redis\u6dd8\u6c70\u7b56\u7565\uff0c\u6df1\u5165\u89e3\u6790\u5404\u7a2e\u7b56\u7565\u7684\u539f\u7406\u8207\u61c9\u7528\uff0c\u5e6b\u52a9\u512a\u5316\u5167\u5b58\u7ba1\u7406\u8207\u6027\u80fd\u63d0\u5347\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-129469","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129469","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=129469"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129469\/revisions"}],"predecessor-version":[{"id":129470,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129469\/revisions\/129470"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}