{"id":129471,"date":"2024-10-26T21:53:19","date_gmt":"2024-10-26T13:53:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129471\/"},"modified":"2024-10-26T21:53:20","modified_gmt":"2024-10-26T13:53:20","slug":"redis%e6%b7%98%e6%b1%b0%e5%a4%a7%e5%85%a8%e5%ad%b8%e6%9c%83%e7%8e%a9%e8%bd%89%e6%95%b8%e6%93%9a%e5%ba%ab%e5%bf%ab%e5%8f%96%ef%bc%88redis%e6%b7%98%e6%b1%b0%e6%94%bb%e7%95%a5%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129471\/","title":{"rendered":"Redis\u6dd8\u6c70\u5927\u5168\u5b78\u6703\u73a9\u8f49\u6578\u64da\u5eab\u5feb\u53d6\uff08redis\u6dd8\u6c70\u653b\u7565\uff09"},"content":{"rendered":"<h1 id=\"redis%e6%b7%98%e6%b1%b0%e5%a4%a7%e5%85%a8%e5%ad%b8%e6%9c%83%e7%8e%a9%e8%bd%89%e6%95%b8%e6%93%9a%e5%ba%ab%e5%bf%ab%e5%8f%96%ef%bc%88redis%e6%b7%98%e6%b1%b0%e6%94%bb%e7%95%a5%ef%bc%89-fegbScagNi\">Redis\u6dd8\u6c70\u5927\u5168\u5b78\u6703\u73a9\u8f49\u6578\u64da\u5eab\u5feb\u53d6\uff08redis\u6dd8\u6c70\u653b\u7565\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u5feb\u53d6\u6280\u8853\u5df2\u6210\u70ba\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u95dc\u9375\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\u8a0eRedis\u7684\u6dd8\u6c70\u7b56\u7565\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u5167\u5b58\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\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-fegbScagNi\">\u4ec0\u9ebc\u662fRedis\u6dd8\u6c70\u7b56\u7565\uff1f<\/h2>\n<p>Redis\u7684\u6dd8\u6c70\u7b56\u7565\u662f\u6307\u5728\u5167\u5b58\u9054\u5230\u9650\u5236\u6642\uff0c\u5982\u4f55\u9078\u64c7\u6027\u5730\u522a\u9664\u6578\u64da\u4ee5\u91cb\u653e\u7a7a\u9593\u3002\u9019\u4e9b\u7b56\u7565\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u5728\u5167\u5b58\u4f7f\u7528\u9054\u5230\u4e0a\u9650\u6642\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-fegbScagNi\">Redis\u7684\u6dd8\u6c70\u7b56\u7565\u985e\u578b<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u6dd8\u6c70\u7b56\u7565\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u5e7e\u7a2e\uff1a<\/p>\n<ul>\n<li><strong>noeviction<\/strong>\uff1a\u7576\u5167\u5b58\u9054\u5230\u4e0a\u9650\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\u7684\u9375\u9032\u884c\u6dd8\u6c70\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\u6dd8\u6c70\u3002<\/li>\n<li><strong>allkeys-random<\/strong>\uff1a\u96a8\u6a5f\u9078\u64c7\u4e00\u500b\u9375\u9032\u884c\u6dd8\u6c70\u3002<\/li>\n<li><strong>volatile-random<\/strong>\uff1a\u96a8\u6a5f\u9078\u64c7\u4e00\u500b\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u9032\u884c\u6dd8\u6c70\u3002<\/li>\n<li><strong>volatile-ttl<\/strong>\uff1a\u6839\u64da\u904e\u671f\u6642\u9593\u9078\u64c7\u5373\u5c07\u904e\u671f\u7684\u9375\u9032\u884c\u6dd8\u6c70\u3002<\/li>\n<\/ul>\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-fegbScagNi\">\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\u7684\u7279\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8003\u91cf\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u4f7f\u7528\u983b\u7387<\/strong>\uff1a\u5982\u679c\u67d0\u4e9b\u6578\u64da\u7d93\u5e38\u88ab\u8a2a\u554f\uff0c\u5247\u61c9\u8003\u616e\u4f7f\u7528LRU\u7b56\u7565\uff0c\u4ee5\u4fdd\u7559\u9019\u4e9b\u6578\u64da\u3002<\/li>\n<li><strong>\u6578\u64da\u904e\u671f\u6642\u9593<\/strong>\uff1a\u5982\u679c\u6578\u64da\u6709\u660e\u78ba\u7684\u904e\u671f\u6642\u9593\uff0c\u5247\u53ef\u4ee5\u4f7f\u7528volatile\u7b56\u7565\u4f86\u7ba1\u7406\u9019\u4e9b\u6578\u64da\u3002<\/li>\n<li><strong>\u7cfb\u7d71\u6027\u80fd\u9700\u6c42<\/strong>\uff1a\u5728\u9ad8\u6027\u80fd\u9700\u6c42\u7684\u7cfb\u7d71\u4e2d\uff0c\u9078\u64c7allkeys-lru\u53ef\u4ee5\u6709\u6548\u63d0\u5347\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%e7%9a%84%e5%af%a6%e7%8f%be-fegbScagNi\">Redis\u6dd8\u6c70\u7b56\u7565\u7684\u5be6\u73fe<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u53ef\u4ee5\u901a\u904e\u914d\u7f6e\u6587\u4ef6\u6216\u547d\u4ee4\u884c\u8a2d\u7f6e\u6dd8\u6c70\u7b56\u7565\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>\n# \u5728redis.conf\u4e2d\u8a2d\u7f6e\u6dd8\u6c70\u7b56\u7565\nmaxmemory 256mb\nmaxmemory-policy allkeys-lru\n<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u4e5f\u53ef\u4ee5\u901a\u904e\u547d\u4ee4\u884c\u52d5\u614b\u4fee\u6539\uff1a<\/p>\n<pre><code>\n# \u4f7f\u7528\u547d\u4ee4\u884c\u8a2d\u7f6e\nCONFIG SET maxmemory 256mb\nCONFIG SET maxmemory-policy allkeys-lru\n<\/code><\/pre>\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-fegbScagNi\">\u76e3\u63a7\u548c\u8abf\u6574\u5167\u5b58\u4f7f\u7528<\/h2>\n<p>\u70ba\u4e86\u78ba\u4fddRedis\u7684\u9ad8\u6548\u904b\u884c\uff0c\u5b9a\u671f\u76e3\u63a7\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u662f\u5fc5\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>\nINFO memory\n<\/code><\/pre>\n<p>\u6839\u64da\u76e3\u63a7\u7d50\u679c\uff0c\u9069\u6642\u8abf\u6574maxmemory\u548cmaxmemory-policy\u7684\u8a2d\u7f6e\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-fegbScagNi\">\u7e3d\u7d50<\/h2>\n<p>Redis\u7684\u6dd8\u6c70\u7b56\u7565\u662f\u7ba1\u7406\u5167\u5b58\u7684\u91cd\u8981\u5de5\u5177\uff0c\u9078\u64c7\u5408\u9069\u7684\u7b56\u7565\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u61c9\u7528\u6027\u80fd\u3002\u901a\u904e\u5408\u7406\u914d\u7f6e\u548c\u76e3\u63a7\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5feb\u53d6\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7684\u9ad8\u6548\u904b\u884c\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1Redis\u6dd8\u6c70\u7b56\u7565\uff0c\u63d0\u5347\u6578\u64da\u5eab\u5feb\u53d6\u6548\u7387\uff0c\u5b78\u6703\u6700\u4f73\u5be6\u8e10\uff0c\u8b93\u4f60\u7684\u61c9\u7528\u6027\u80fd\u66f4\u4e0a\u4e00\u5c64\u6a13\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-129471","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129471","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=129471"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129471\/revisions"}],"predecessor-version":[{"id":129472,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129471\/revisions\/129472"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}