{"id":164051,"date":"2024-11-05T04:37:22","date_gmt":"2024-11-04T20:37:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/164051\/"},"modified":"2024-11-05T04:37:23","modified_gmt":"2024-11-04T20:37:23","slug":"%e8%a7%a3%e6%9e%90redis%e9%bb%98%e8%aa%8d%e7%b7%a9%e5%ad%98%e5%a4%a7%e5%b0%8f%ef%bc%88redis-%e9%bb%98%e8%aa%8d%e7%b7%a9%e5%ad%98%e5%a4%a7%e5%b0%8f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/164051\/","title":{"rendered":"\u89e3\u6790Redis\u9ed8\u8a8d\u7de9\u5b58\u5927\u5c0f\uff08redis \u9ed8\u8a8d\u7de9\u5b58\u5927\u5c0f\uff09"},"content":{"rendered":"<h1 id=\"%e8%a7%a3%e6%9e%90redis%e9%bb%98%e8%aa%8d%e7%b7%a9%e5%ad%98%e5%a4%a7%e5%b0%8f%ef%bc%88redis-%e9%bb%98%e8%aa%8d%e7%b7%a9%e5%ad%98%e5%a4%a7%e5%b0%8f%ef%bc%89-pRvgXLQNCH\">\u89e3\u6790Redis\u9ed8\u8a8d\u7de9\u5b58\u5927\u5c0f\uff08redis \u9ed8\u8a8d\u7de9\u5b58\u5927\u5c0f\uff09<\/h1>\n<p>Redis\u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u4f5c\u70ba\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0cRedis\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u7684\u9996\u9078\u3002\u7136\u800c\uff0c\u5c0d\u65bc\u521d\u5b78\u8005\u4f86\u8aaa\uff0c\u7406\u89e3Redis\u7684\u9ed8\u8a8d\u7de9\u5b58\u5927\u5c0f\u53ca\u5176\u914d\u7f6e\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u56e0\u70ba\u9019\u76f4\u63a5\u5f71\u97ff\u5230\u61c9\u7528\u7684\u6027\u80fd\u548c\u8cc7\u6e90\u7684\u4f7f\u7528\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e9%bb%98%e8%aa%8d%e7%b7%a9%e5%ad%98%e5%a4%a7%e5%b0%8f-pRvgXLQNCH\">Redis\u7684\u9ed8\u8a8d\u7de9\u5b58\u5927\u5c0f<\/h2>\n<p>Redis\u7684\u9ed8\u8a8d\u7de9\u5b58\u5927\u5c0f\u4e26\u4e0d\u662f\u4e00\u500b\u56fa\u5b9a\u7684\u6578\u503c\uff0c\u800c\u662f\u53d6\u6c7a\u65bc\u591a\u500b\u56e0\u7d20\uff0c\u5305\u62ec\u7cfb\u7d71\u7684\u53ef\u7528\u5167\u5b58\u3001Redis\u7684\u914d\u7f6e\u4ee5\u53ca\u4f7f\u7528\u7684\u6578\u64da\u7d50\u69cb\u3002\u4e00\u822c\u4f86\u8aaa\uff0cRedis\u6703\u4f7f\u7528\u7cfb\u7d71\u7684\u6240\u6709\u53ef\u7528\u5167\u5b58\u4f86\u5b58\u5132\u6578\u64da\uff0c\u4f46\u7528\u6236\u53ef\u4ee5\u901a\u904e\u914d\u7f6e\u6587\u4ef6\u4f86\u9650\u5236Redis\u7684\u5167\u5b58\u4f7f\u7528\u91cf\u3002<\/p>\n<h3 id=\"%e9%85%8d%e7%bd%ae%e5%85%a7%e5%ad%98%e9%99%90%e5%88%b6-pRvgXLQNCH\">\u914d\u7f6e\u5167\u5b58\u9650\u5236<\/h3>\n<p>\u5728Redis\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u53c3\u6578\u4f86\u8a2d\u7f6e\u5167\u5b58\u9650\u5236\uff1a<\/p>\n<pre><code>maxmemory <\/code><\/pre>\n<p>\u9019\u88e1\u7684\u53ef\u4ee5\u662f\u5177\u9ad4\u7684\u6578\u5b57\uff0c\u6216\u8005\u4f7f\u7528\u5982\u201cmb\u201d\u3001\u201cgb\u201d\u7b49\u55ae\u4f4d\u3002\u4f8b\u5982\uff0c\u5982\u679c\u5e0c\u671b\u5c07Redis\u7684\u6700\u5927\u5167\u5b58\u9650\u5236\u8a2d\u7f6e\u70ba1GB\uff0c\u53ef\u4ee5\u9019\u6a23\u914d\u7f6e\uff1a<\/p>\n<pre><code>maxmemory 1gb<\/code><\/pre>\n<p>\u7576Redis\u7684\u5167\u5b58\u4f7f\u7528\u9054\u5230\u9019\u500b\u9650\u5236\u6642\uff0c\u6703\u6839\u64da\u914d\u7f6e\u7684\u9a45\u9010\u7b56\u7565\u4f86\u8655\u7406\u8d85\u51fa\u90e8\u5206\u7684\u6578\u64da\u3002<\/p>\n<h3 id=\"%e9%a9%85%e9%80%90%e7%ad%96%e7%95%a5-pRvgXLQNCH\">\u9a45\u9010\u7b56\u7565<\/h3>\n<p>Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u9a45\u9010\u7b56\u7565\uff0c\u9019\u4e9b\u7b56\u7565\u6c7a\u5b9a\u4e86\u5728\u5167\u5b58\u9054\u5230\u9650\u5236\u6642\uff0c\u54ea\u4e9b\u6578\u64da\u6703\u88ab\u522a\u9664\u3002\u5e38\u898b\u7684\u9a45\u9010\u7b56\u7565\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>noeviction<\/strong>\uff1a\u4e0d\u9a45\u9010\u4efb\u4f55\u6578\u64da\uff0c\u7576\u5167\u5b58\u9054\u5230\u9650\u5236\u6642\uff0c\u5beb\u5165\u64cd\u4f5c\u5c07\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li><strong>allkeys-lru<\/strong>\uff1a\u5f9e\u6240\u6709\u9375\u4e2d\u4f7f\u7528LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u7b97\u6cd5\u9a45\u9010\u6578\u64da\u3002<\/li>\n<li><strong>volatile-lru<\/strong>\uff1a\u50c5\u5f9e\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u4e2d\u4f7f\u7528LRU\u7b97\u6cd5\u9a45\u9010\u6578\u64da\u3002<\/li>\n<li><strong>allkeys-random<\/strong>\uff1a\u96a8\u6a5f\u9a45\u9010\u4efb\u610f\u9375\u3002<\/li>\n<li><strong>volatile-random<\/strong>\uff1a\u96a8\u6a5f\u9a45\u9010\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<li><strong>volatile-ttl<\/strong>\uff1a\u6839\u64da\u904e\u671f\u6642\u9593\u9a45\u9010\u9375\uff0c\u512a\u5148\u9a45\u9010\u5373\u5c07\u904e\u671f\u7684\u9375\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%e7%b7%a9%e5%ad%98%e5%a4%a7%e5%b0%8f-pRvgXLQNCH\">\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684\u7de9\u5b58\u5927\u5c0f<\/h2>\n<p>\u9078\u64c7\u5408\u9069\u7684\u7de9\u5b58\u5927\u5c0f\u9700\u8981\u8003\u616e\u591a\u500b\u56e0\u7d20\uff0c\u5305\u62ec\u61c9\u7528\u7684\u7279\u6027\u3001\u6578\u64da\u7684\u8a2a\u554f\u6a21\u5f0f\u4ee5\u53ca\u53ef\u7528\u7684\u7cfb\u7d71\u8cc7\u6e90\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u5206\u6790\u6578\u64da\u8a2a\u554f\u6a21\u5f0f<\/strong>\uff1a\u4e86\u89e3\u54ea\u4e9b\u6578\u64da\u662f\u7d93\u5e38\u8a2a\u554f\u7684\uff0c\u54ea\u4e9b\u6578\u64da\u662f\u5076\u723e\u8a2a\u554f\u7684\uff0c\u9019\u6709\u52a9\u65bc\u6c7a\u5b9a\u54ea\u4e9b\u6578\u64da\u61c9\u8a72\u88ab\u7de9\u5b58\u3002<\/li>\n<li><strong>\u76e3\u63a7\u5167\u5b58\u4f7f\u7528<\/strong>\uff1a\u4f7f\u7528Redis\u7684\u76e3\u63a7\u5de5\u5177\uff08\u5982INFO\u547d\u4ee4\uff09\u4f86\u67e5\u770b\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u8abf\u6574maxmemory\u7684\u8a2d\u7f6e\u3002<\/li>\n<li><strong>\u6e2c\u8a66\u548c\u8abf\u6574<\/strong>\uff1a\u5728\u958b\u767c\u548c\u6e2c\u8a66\u968e\u6bb5\uff0c\u6839\u64da\u6027\u80fd\u6e2c\u8a66\u7684\u7d50\u679c\u4e0d\u65b7\u8abf\u6574\u7de9\u5b58\u5927\u5c0f\u548c\u9a45\u9010\u7b56\u7565\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-pRvgXLQNCH\">\u7d50\u8ad6<\/h2>\n<p>Redis\u7684\u9ed8\u8a8d\u7de9\u5b58\u5927\u5c0f\u548c\u914d\u7f6e\u5c0d\u65bc\u61c9\u7528\u7684\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6e\u5167\u5b58\u9650\u5236\u548c\u9078\u64c7\u5408\u9069\u7684\u9a45\u9010\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u8cc7\u6e90\u5229\u7528\u7387\u3002\u5c0d\u65bc\u5e0c\u671b\u5728\u9999\u6e2f\u5c0b\u627e\u9ad8\u6548\u80fd\u7684\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u4e86\u89e3Redis\u7684\u5167\u5b58\u7ba1\u7406\u5c07\u6709\u52a9\u65bc\u66f4\u597d\u5730\u5229\u7528\u5176\u7279\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc<a 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