{"id":159299,"date":"2024-11-03T13:18:28","date_gmt":"2024-11-03T05:18:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/159299\/"},"modified":"2024-11-03T13:18:29","modified_gmt":"2024-11-03T05:18:29","slug":"%e7%b4%85%e8%89%b2%e7%9a%84%e6%95%b8%e6%93%9aredis%e7%9a%84%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%ef%bc%88redis%e7%9a%84%e6%b7%98%e6%b1%b0%e6%95%b8%e6%93%9a%e7%ad%96%e7%95%a5%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/159299\/","title":{"rendered":"\u7d05\u8272\u7684\u6578\u64daRedis\u7684\u6dd8\u6c70\u7b56\u7565\uff08redis\u7684\u6dd8\u6c70\u6578\u64da\u7b56\u7565\uff09"},"content":{"rendered":"<h1 id=\"%e7%b4%85%e8%89%b2%e7%9a%84%e6%95%b8%e6%93%9aredis%e7%9a%84%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%ef%bc%88redis%e7%9a%84%e6%b7%98%e6%b1%b0%e6%95%b8%e6%93%9a%e7%ad%96%e7%95%a5%ef%bc%89-npohWUtQcR\">\u7d05\u8272\u7684\u6578\u64daRedis\u7684\u6dd8\u6c70\u7b56\u7565\uff08Redis\u7684\u6dd8\u6c70\u6578\u64da\u7b56\u7565\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0cRedis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u7ba1\u7406\u5167\u5b58\u4e2d\u7684\u6578\u64da\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u6dd8\u6c70\u7b56\u7565\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u5728\u5167\u5b58\u4e0d\u8db3\u7684\u60c5\u6cc1\u4e0b\u4ecd\u80fd\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%e6%a6%82%e8%bf%b0-npohWUtQcR\">Redis\u7684\u6dd8\u6c70\u7b56\u7565\u6982\u8ff0<\/h2>\n<p>Redis\u7684\u6dd8\u6c70\u7b56\u7565\u4e3b\u8981\u7528\u65bc\u63a7\u5236\u5167\u5b58\u4f7f\u7528\uff0c\u7576\u5167\u5b58\u9054\u5230\u8a2d\u5b9a\u7684\u9650\u5236\u6642\uff0cRedis\u6703\u6839\u64da\u9078\u5b9a\u7684\u7b56\u7565\u81ea\u52d5\u522a\u9664\u67d0\u4e9b\u6578\u64da\u3002\u9019\u4e9b\u7b56\u7565\u53ef\u4ee5\u901a\u904e\u914d\u7f6e\u6587\u4ef6\u9032\u884c\u8a2d\u7f6e\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u5e7e\u7a2e\uff1a<\/p>\n<ul>\n<li><strong>noeviction<\/strong>\uff1a\u7576\u5167\u5b58\u4e0d\u8db3\u6642\uff0c\u7121\u6cd5\u518d\u5beb\u5165\u6578\u64da\uff0c\u6703\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li><strong>allkeys-lru<\/strong>\uff1a\u5f9e\u6240\u6709\u9375\u4e2d\u9078\u64c7\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff08LRU\uff09\u7684\u9375\u9032\u884c\u522a\u9664\u3002<\/li>\n<li><strong>volatile-lru<\/strong>\uff1a\u50c5\u5f9e\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u4e2d\u9078\u64c7\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684\u9375\u9032\u884c\u522a\u9664\u3002<\/li>\n<li><strong>allkeys-random<\/strong>\uff1a\u96a8\u6a5f\u522a\u9664\u4e00\u500b\u9375\u3002<\/li>\n<li><strong>volatile-random<\/strong>\uff1a\u96a8\u6a5f\u522a\u9664\u4e00\u500b\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<li><strong>volatile-ttl<\/strong>\uff1a\u522a\u9664\u5373\u5c07\u904e\u671f\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%e5%88%86%e6%9e%90-npohWUtQcR\">\u5404\u7a2e\u6dd8\u6c70\u7b56\u7565\u7684\u8a73\u7d30\u5206\u6790<\/h2>\n<h3 id=\"1-noeviction-npohWUtQcR\">1. noeviction<\/h3>\n<p>\u9019\u662fRedis\u7684\u9ed8\u8a8d\u7b56\u7565\uff0c\u7576\u5167\u5b58\u4e0d\u8db3\u6642\uff0c\u4efb\u4f55\u5beb\u5165\u64cd\u4f5c\u90fd\u6703\u8fd4\u56de\u932f\u8aa4\u3002\u9019\u7a2e\u7b56\u7565\u9069\u5408\u5c0d\u6578\u64da\u4e00\u81f4\u6027\u8981\u6c42\u8f03\u9ad8\u7684\u61c9\u7528\uff0c\u4f46\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7121\u6cd5\u6b63\u5e38\u904b\u884c\u3002<\/p>\n<h3 id=\"2-allkeys-lru-npohWUtQcR\">2. allkeys-lru<\/h3>\n<p>\u6b64\u7b56\u7565\u6703\u5f9e\u6240\u6709\u9375\u4e2d\u9078\u64c7\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684\u9375\u9032\u884c\u522a\u9664\u3002\u9019\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u5229\u7528\u5167\u5b58\u7684\u61c9\u7528\u975e\u5e38\u6709\u7528\uff0c\u56e0\u70ba\u5b83\u80fd\u5920\u81ea\u52d5\u91cb\u653e\u4e0d\u5e38\u7528\u7684\u6578\u64da\u3002<\/p>\n<h3 id=\"3-volatile-lru-npohWUtQcR\">3. volatile-lru<\/h3>\n<p>\u9019\u7a2e\u7b56\u7565\u50c5\u91dd\u5c0d\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u9032\u884c\u64cd\u4f5c\uff0c\u9069\u5408\u9700\u8981\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6578\u64da\u7684\u5834\u666f\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u91cd\u8981\u6578\u64da\u4e0d\u6703\u88ab\u610f\u5916\u522a\u9664\u3002<\/p>\n<h3 id=\"4-allkeys-random-npohWUtQcR\">4. allkeys-random<\/h3>\n<p>\u96a8\u6a5f\u522a\u9664\u4e00\u500b\u9375\u7684\u7b56\u7565\u76f8\u5c0d\u7c21\u55ae\uff0c\u4f46\u53ef\u80fd\u6703\u5c0e\u81f4\u91cd\u8981\u6578\u64da\u7684\u4e1f\u5931\uff0c\u56e0\u6b64\u5728\u6578\u64da\u91cd\u8981\u6027\u4e0d\u9ad8\u7684\u60c5\u6cc1\u4e0b\u4f7f\u7528\u8f03\u70ba\u5408\u9069\u3002<\/p>\n<h3 id=\"5-volatile-random-npohWUtQcR\">5. volatile-random<\/h3>\n<p>\u9019\u7a2e\u7b56\u7565\u50c5\u91dd\u5c0d\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u9032\u884c\u96a8\u6a5f\u522a\u9664\uff0c\u9069\u5408\u9700\u8981\u96a8\u6a5f\u6e05\u7406\u904e\u671f\u6578\u64da\u7684\u61c9\u7528\u3002<\/p>\n<h3 id=\"6-volatile-ttl-npohWUtQcR\">6. volatile-ttl<\/h3>\n<p>\u6b64\u7b56\u7565\u6703\u512a\u5148\u522a\u9664\u5373\u5c07\u904e\u671f\u7684\u9375\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u4fdd\u6301\u6578\u64da\u65b0\u9bae\u5ea6\u7684\u61c9\u7528\u975e\u5e38\u6709\u7528\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-npohWUtQcR\">\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\u5177\u9ad4\u9700\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8003\u91cf\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u7684\u91cd\u8981\u6027<\/strong>\uff1a\u5982\u679c\u67d0\u4e9b\u6578\u64da\u81f3\u95dc\u91cd\u8981\uff0c\u5247\u61c9\u9078\u64c7\u4e0d\u6703\u96a8\u610f\u522a\u9664\u9019\u4e9b\u6578\u64da\u7684\u7b56\u7565\u3002<\/li>\n<li><strong>\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1<\/strong>\uff1a\u5982\u679c\u5167\u5b58\u7d93\u5e38\u9054\u5230\u4e0a\u9650\uff0c\u5247\u9700\u8981\u9078\u64c7\u80fd\u5920\u6709\u6548\u91cb\u653e\u5167\u5b58\u7684\u7b56\u7565\u3002<\/li>\n<li><strong>\u6578\u64da\u7684\u4f7f\u7528\u983b\u7387<\/strong>\uff1a\u6839\u64da\u6578\u64da\u7684\u4f7f\u7528\u983b\u7387\u9078\u64c7\u5408\u9069\u7684LRU\u6216TTL\u7b56\u7565\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-npohWUtQcR\">\u7d50\u8ad6<\/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\u80fd\u5920\u6839\u64da\u4e0d\u540c\u7684\u61c9\u7528\u9700\u6c42\u9032\u884c\u8abf\u6574\u3002\u4e86\u89e3\u9019\u4e9b\u7b56\u7565\u7684\u7279\u9ede\u548c\u9069\u7528\u5834\u666f\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u8a2d\u8a08\u548c\u512a\u5316\u7cfb\u7d71\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u6dd8\u6c70\u7b56\u7565\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u3001<code>\u4f3a\u670d\u5668<\/code>\u3001<code>\u4e91\u4f3a\u670d\u5668<\/code>\u6216<code>\u9999\u6e2f\u4f3a\u670d\u5668<\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Redis\u7684\u6578\u64da\u6dd8\u6c70\u7b56\u7565\uff0c\u63a2\u7d22\u7d05\u8272\u6578\u64da\u7684\u7ba1\u7406\u65b9\u6cd5\uff0c\u63d0\u5347\u6027\u80fd\u8207\u8cc7\u6e90\u5229\u7528\u6548\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-159299","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159299","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=159299"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159299\/revisions"}],"predecessor-version":[{"id":159300,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159299\/revisions\/159300"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=159299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=159299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=159299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}