{"id":127963,"date":"2024-10-26T10:38:17","date_gmt":"2024-10-26T02:38:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/127963\/"},"modified":"2024-10-26T10:38:18","modified_gmt":"2024-10-26T02:38:18","slug":"redis-%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%ae%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%e6%8f%90%e9%ab%98%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/127963\/","title":{"rendered":"Redis \u5982\u4f55\u914d\u7f6e\u6dd8\u6c70\u7b56\u7565\u63d0\u9ad8\u6027\u80fd"},"content":{"rendered":"<h1 id=\"redis-%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%ae%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%e6%8f%90%e9%ab%98%e6%80%a7%e8%83%bd-juFHBlkall\">Redis \u5982\u4f55\u914d\u7f6e\u6dd8\u6c70\u7b56\u7565\u63d0\u9ad8\u6027\u80fd<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u7ba1\u7406\u5167\u5b58\u6210\u70ba\u4e86\u63d0\u5347 Redis \u6027\u80fd\u7684\u95dc\u9375\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u7684\u6dd8\u6c70\u7b56\u7565\u53ca\u5176\u914d\u7f6e\u65b9\u6cd5\uff0c\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5%ef%bc%9f-juFHBlkall\">\u4ec0\u9ebc\u662f\u6dd8\u6c70\u7b56\u7565\uff1f<\/h2>\n<p>\u6dd8\u6c70\u7b56\u7565\u662f\u6307\u5728 Redis \u7684\u5167\u5b58\u4f7f\u7528\u9054\u5230\u4e0a\u9650\u6642\uff0c\u7cfb\u7d71\u5982\u4f55\u9078\u64c7\u522a\u9664\u67d0\u4e9b\u6578\u64da\u4ee5\u91cb\u653e\u5167\u5b58\u3002Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6dd8\u6c70\u7b56\u7565\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u7b56\u7565\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-juFHBlkall\">Redis \u7684\u6dd8\u6c70\u7b56\u7565\u985e\u578b<\/h2>\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 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\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\u4f7f\u7528 LRU \u7b97\u6cd5\u6dd8\u6c70\u3002<\/li>\n<li><strong>allkeys-random<\/strong>: \u96a8\u6a5f\u6dd8\u6c70\u6240\u6709\u9375\u4e2d\u7684\u4e00\u500b\u3002<\/li>\n<li><strong>volatile-random<\/strong>: \u96a8\u6a5f\u6dd8\u6c70\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<li><strong>volatile-ttl<\/strong>: \u6839\u64da\u5269\u9918\u751f\u5b58\u6642\u9593\uff08TTL\uff09\u6dd8\u6c70\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%ae%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5-juFHBlkall\">\u5982\u4f55\u914d\u7f6e\u6dd8\u6c70\u7b56\u7565<\/h2>\n<p>\u8981\u914d\u7f6e Redis \u7684\u6dd8\u6c70\u7b56\u7565\uff0c\u53ef\u4ee5\u901a\u904e\u4fee\u6539 Redis \u7684\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u662f redis.conf\uff09\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n# \u8a2d\u7f6e\u6700\u5927\u5167\u5b58\u9650\u5236\nmaxmemory 256mb\n\n# \u8a2d\u7f6e\u6dd8\u6c70\u7b56\u7565\nmaxmemory-policy allkeys-lru\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5c07\u6700\u5927\u5167\u5b58\u9650\u5236\u8a2d\u7f6e\u70ba 256MB\uff0c\u4e26\u9078\u64c7\u4e86 <code>allkeys-lru<\/code> \u4f5c\u70ba\u6dd8\u6c70\u7b56\u7565\u3002\u9019\u610f\u5473\u8457\u7576\u5167\u5b58\u4f7f\u7528\u9054\u5230 256MB \u6642\uff0cRedis \u5c07\u81ea\u52d5\u522a\u9664\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684\u9375\uff0c\u4ee5\u91cb\u653e\u5167\u5b58\u3002<\/p>\n<h2 id=\"%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-juFHBlkall\">\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\u5834\u666f\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u7684\u61c9\u7528\u9700\u8981\u6301\u4e45\u5316\u67d0\u4e9b\u95dc\u9375\u6578\u64da\uff0c\u5247\u53ef\u4ee5\u9078\u64c7 <code>volatile-lru<\/code>\uff0c\u9019\u6a23\u53ea\u6709\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u6703\u88ab\u6dd8\u6c70\u3002\u800c\u5982\u679c\u4f60\u7684\u61c9\u7528\u4e3b\u8981\u4f9d\u8cf4\u65bc\u5feb\u901f\u7684\u6578\u64da\u8b80\u53d6\uff0c\u5247 <code>allkeys-lru<\/code> \u53ef\u80fd\u662f\u66f4\u597d\u7684\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4-juFHBlkall\">\u76e3\u63a7\u548c\u8abf\u6574<\/h2>\n<p>\u914d\u7f6e\u5b8c\u6dd8\u6c70\u7b56\u7565\u5f8c\uff0c\u6301\u7e8c\u76e3\u63a7 Redis \u7684\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u53ef\u4ee5\u4f7f\u7528 Redis \u63d0\u4f9b\u7684 <code>INFO<\/code> \u547d\u4ee4\u4f86\u67e5\u770b\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u548c\u6dd8\u6c70\u7d71\u8a08\u4fe1\u606f\uff1a<\/p>\n<pre><code>\nINFO memory\n<\/code><\/pre>\n<p>\u6839\u64da\u76e3\u63a7\u6578\u64da\uff0c\u9069\u6642\u8abf\u6574\u5167\u5b58\u9650\u5236\u548c\u6dd8\u6c70\u7b56\u7565\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-juFHBlkall\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u5408\u7406\u914d\u7f6e Redis \u7684\u6dd8\u6c70\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u7cfb\u7d71\u6027\u80fd\uff0c\u6e1b\u5c11\u5167\u5b58\u4f7f\u7528\u7684\u58d3\u529b\u3002\u9078\u64c7\u5408\u9069\u7684\u7b56\u7565\u4e26\u6301\u7e8c\u76e3\u63a7\uff0c\u5c07\u6709\u52a9\u65bc\u78ba\u4fdd\u61c9\u7528\u7684\u9ad8\u6548\u904b\u884c\u3002\u5982\u679c\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u9999\u6e2f\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u4e0a\u90e8\u7f72\u548c\u512a\u5316 Redis\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u914d\u7f6eRedis\u7684\u6dd8\u6c70\u7b56\u7565\uff0c\u4ee5\u4f18\u5316\u6027\u80fd\u548c\u5185\u5b58\u7ba1\u7406\uff0c\u786e\u4fdd\u9ad8\u6548\u7684\u6570\u636e\u5b58\u50a8\u4e0e\u8bbf\u95ee\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-127963","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127963","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=127963"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127963\/revisions"}],"predecessor-version":[{"id":127964,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127963\/revisions\/127964"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=127963"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=127963"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=127963"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}