{"id":126275,"date":"2024-10-26T03:22:23","date_gmt":"2024-10-25T19:22:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126275\/"},"modified":"2024-10-26T03:22:23","modified_gmt":"2024-10-25T19:22:23","slug":"redis-%e6%bb%bf%e4%ba%86%ef%bc%8c%e5%a6%82%e4%bd%95%e6%9f%a5%e8%a9%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126275\/","title":{"rendered":"Redis \u6eff\u4e86\uff0c\u5982\u4f55\u67e5\u8a62"},"content":{"rendered":"<h1 id=\"redis-%e6%bb%bf%e4%ba%86%ef%bc%8c%e5%a6%82%e4%bd%95%e6%9f%a5%e8%a9%a2-xPFmsVCcUh\">Redis \u6eff\u4e86\uff0c\u5982\u4f55\u67e5\u8a62<\/h1>\n<p>Redis \u662f\u4e00\u7a2e\u9ad8\u6548\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002\u96a8\u8457\u4f7f\u7528\u91cf\u7684\u589e\u52a0\uff0cRedis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u53ef\u80fd\u6703\u9054\u5230\u4e0a\u9650\uff0c\u9019\u6642\u5019\u5c31\u9700\u8981\u9032\u884c\u76f8\u61c9\u7684\u67e5\u8a62\u548c\u7ba1\u7406\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u67e5\u8a62 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u4ee5\u53ca\u5728 Redis \u6eff\u4e86\u7684\u60c5\u6cc1\u4e0b\u61c9\u8a72\u63a1\u53d6\u7684\u63aa\u65bd\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2-redis-%e7%9a%84%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-xPFmsVCcUh\">\u67e5\u8a62 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1<\/h2>\n<p>\u8981\u67e5\u8a62 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-info-%e5%91%bd%e4%bb%a4-xPFmsVCcUh\">1. \u4f7f\u7528 INFO \u547d\u4ee4<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u547d\u4ee4 <code>INFO<\/code>\uff0c\u53ef\u4ee5\u7528\u4f86\u7372\u53d6\u670d\u52d9\u5668\u7684\u5404\u7a2e\u7d71\u8a08\u4fe1\u606f\uff0c\u5305\u62ec\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u3002\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>INFO memory<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u4e00\u500b\u5305\u542b\u5167\u5b58\u4f7f\u7528\u4fe1\u606f\u7684\u6578\u64da\u584a\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>\n# Memory\nused_memory:104857600\nused_memory_human:100.00M\nmaxmemory:1073741824\nmaxmemory_human:1.00G\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>used_memory<\/code> \u8868\u793a\u7576\u524d\u4f7f\u7528\u7684\u5167\u5b58\u91cf\uff0c\u800c <code>maxmemory<\/code> \u5247\u8868\u793a Redis \u914d\u7f6e\u7684\u6700\u5927\u5167\u5b58\u9650\u5236\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-memory-stats-%e5%91%bd%e4%bb%a4-xPFmsVCcUh\">2. \u4f7f\u7528 MEMORY STATS \u547d\u4ee4<\/h3>\n<p>\u53e6\u4e00\u500b\u6709\u7528\u7684\u547d\u4ee4\u662f <code>MEMORY STATS<\/code>\uff0c\u5b83\u63d0\u4f9b\u4e86\u66f4\u8a73\u7d30\u7684\u5167\u5b58\u4f7f\u7528\u7d71\u8a08\u4fe1\u606f\u3002\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>MEMORY STATS<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u4e00\u7d44\u5167\u5b58\u7d71\u8a08\u6578\u64da\uff0c\u5305\u62ec\u788e\u7247\u7387\u3001\u5206\u914d\u7684\u5167\u5b58\u548c\u5176\u4ed6\u76f8\u95dc\u4fe1\u606f\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-monitor-%e5%91%bd%e4%bb%a4-xPFmsVCcUh\">3. \u4f7f\u7528 MONITOR \u547d\u4ee4<\/h3>\n<p>\u5982\u679c\u9700\u8981\u5be6\u6642\u76e3\u63a7 Redis \u7684\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>MONITOR<\/code> \u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u6703\u986f\u793a\u6240\u6709\u7684\u8acb\u6c42\u548c\u97ff\u61c9\uff0c\u5e6b\u52a9\u4f60\u4e86\u89e3\u7576\u524d\u7684\u64cd\u4f5c\u60c5\u6cc1\uff1a<\/p>\n<pre><code>MONITOR<\/code><\/pre>\n<p>\u4e0d\u904e\uff0c\u8acb\u6ce8\u610f\uff0c\u9019\u500b\u547d\u4ee4\u6703\u5c0d\u6027\u80fd\u7522\u751f\u5f71\u97ff\uff0c\u56e0\u6b64\u4e0d\u5efa\u8b70\u5728\u751f\u7522\u74b0\u5883\u4e2d\u9577\u6642\u9593\u4f7f\u7528\u3002<\/p>\n<h2 id=\"redis-%e6%bb%bf%e4%ba%86%e7%9a%84%e8%99%95%e7%90%86%e6%8e%aa%e6%96%bd-xPFmsVCcUh\">Redis \u6eff\u4e86\u7684\u8655\u7406\u63aa\u65bd<\/h2>\n<p>\u7576 Redis \u7684\u5167\u5b58\u9054\u5230\u4e0a\u9650\u6642\uff0c\u6703\u51fa\u73fe\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u65b0\u5beb\u5165\u7684\u6578\u64da\u5c07\u88ab\u62d2\u7d55\u3002<\/li>\n<li>\u6839\u64da\u914d\u7f6e\u7684\u9a45\u9010\u7b56\u7565\uff0c\u820a\u6578\u64da\u53ef\u80fd\u6703\u88ab\u81ea\u52d5\u522a\u9664\u3002<\/li>\n<\/ul>\n<h3 id=\"1-%e8%aa%bf%e6%95%b4-maxmemory-%e8%a8%ad%e7%bd%ae-xPFmsVCcUh\">1. \u8abf\u6574 maxmemory \u8a2d\u7f6e<\/h3>\n<p>\u53ef\u4ee5\u901a\u904e\u4fee\u6539 Redis \u7684\u914d\u7f6e\u6587\u4ef6\u6216\u4f7f\u7528 <code>CONFIG SET maxmemory<\/code> \u547d\u4ee4\u4f86\u8abf\u6574\u6700\u5927\u5167\u5b58\u9650\u5236\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CONFIG SET maxmemory 2gb<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u589e\u52a0 Redis \u7684\u53ef\u7528\u5167\u5b58\uff0c\u5f9e\u800c\u5bb9\u7d0d\u66f4\u591a\u7684\u6578\u64da\u3002<\/p>\n<h3 id=\"2-%e8%a8%ad%e5%ae%9a%e9%a9%85%e9%80%90%e7%ad%96%e7%95%a5-xPFmsVCcUh\">2. \u8a2d\u5b9a\u9a45\u9010\u7b56\u7565<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u9a45\u9010\u7b56\u7565\uff0c\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u7b56\u7565\u3002\u53ef\u4ee5\u4f7f\u7528 <code>CONFIG SET maxmemory-policy<\/code> \u547d\u4ee4\u4f86\u8a2d\u7f6e\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CONFIG SET maxmemory-policy allkeys-lru<\/code><\/pre>\n<p>\u9019\u5c07\u4f7f Redis \u5728\u5167\u5b58\u6eff\u6642\u81ea\u52d5\u522a\u9664\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002<\/p>\n<h3 id=\"3-%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-xPFmsVCcUh\">3. \u512a\u5316\u6578\u64da\u7d50\u69cb<\/h3>\n<p>\u6aa2\u67e5\u548c\u512a\u5316\u5b58\u5132\u5728 Redis \u4e2d\u7684\u6578\u64da\u7d50\u69cb\uff0c\u78ba\u4fdd\u4f7f\u7528\u6700\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 <code>HASH<\/code> \u4f86\u5b58\u5132\u591a\u500b\u76f8\u95dc\u5b57\u6bb5\uff0c\u800c\u4e0d\u662f\u4f7f\u7528\u591a\u500b\u9375\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-xPFmsVCcUh\">\u7e3d\u7d50<\/h2>\n<p>Redis \u662f\u4e00\u500b\u5f37\u5927\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\uff0c\u5167\u5b58\u6eff\u4e86\u7684\u60c5\u6cc1\u662f\u4e0d\u53ef\u907f\u514d\u7684\u3002\u901a\u904e\u4f7f\u7528 <code>INFO<\/code> \u548c <code>MEMORY STATS<\/code> \u547d\u4ee4\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u67e5\u8a62\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u6839\u64da\u9700\u8981\u8abf\u6574\u914d\u7f6e\u6216\u512a\u5316\u6578\u64da\u7d50\u69cb\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u5c07\u662f\u660e\u667a\u7684\u9078\u64c7\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u67e5\u8a62 Redis \u6eff\u4e86\u7684\u60c5\u6cc1\uff0c\u638c\u63e1\u6709\u6548\u7684\u76e3\u63a7\u8207\u7ba1\u7406\u6280\u5de7\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u904b\u884c\u9806\u66a2\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-126275","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126275","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=126275"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126275\/revisions"}],"predecessor-version":[{"id":126276,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126275\/revisions\/126276"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126275"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126275"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}