{"id":126527,"date":"2024-10-26T05:28:23","date_gmt":"2024-10-25T21:28:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126527\/"},"modified":"2024-10-26T05:28:24","modified_gmt":"2024-10-25T21:28:24","slug":"redis-%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81%e6%9f%a5%e8%a9%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126527\/","title":{"rendered":"Redis \u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u67e5\u8a62"},"content":{"rendered":"<h1 id=\"redis-%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81%e6%9f%a5%e8%a9%a2-nIuYFEGXHU\">Redis \u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u67e5\u8a62<\/h1>\n<p>Redis \u662f\u4e00\u500b\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\u7531\u65bc\u5176\u5728\u5167\u5b58\u4e2d\u904b\u884c\uff0c\u4e86\u89e3 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u5c0d\u65bc\u512a\u5316\u6027\u80fd\u548c\u8cc7\u6e90\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u67e5\u8a62 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6307\u4ee4\u548c\u793a\u4f8b\u3002<\/p>\n<h2 id=\"redis-%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81%e6%a6%82%e8%bf%b0-nIuYFEGXHU\">Redis \u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u6982\u8ff0<\/h2>\n<p>Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u53ef\u4ee5\u901a\u904e\u591a\u7a2e\u65b9\u5f0f\u9032\u884c\u67e5\u8a62\uff0c\u4e3b\u8981\u5305\u62ec\u4f7f\u7528 Redis \u63d0\u4f9b\u7684\u547d\u4ee4\u548c\u76e3\u63a7\u5de5\u5177\u3002\u4e86\u89e3\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u4e0d\u50c5\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u512a\u5316\u61c9\u7528\u6027\u80fd\uff0c\u9084\u80fd\u6709\u6548\u9810\u9632\u5167\u5b58\u6ea2\u51fa\u7b49\u554f\u984c\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81%e7%9a%84%e5%91%bd%e4%bb%a4-nIuYFEGXHU\">\u67e5\u8a62\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u7684\u547d\u4ee4<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u5e7e\u500b\u547d\u4ee4\u4f86\u67e5\u8a62\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\uff1a<\/p>\n<ul>\n<li><code>INFO memory<\/code>\uff1a\u6b64\u547d\u4ee4\u8fd4\u56de\u6709\u95dc Redis \u5167\u5b58\u4f7f\u7528\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u7e3d\u5167\u5b58\u3001\u5df2\u7528\u5167\u5b58\u3001\u6700\u5927\u5167\u5b58\u7b49\u3002<\/li>\n<li><code>MEMORY USAGE key<\/code>\uff1a\u6b64\u547d\u4ee4\u8fd4\u56de\u6307\u5b9a\u9375\u7684\u5167\u5b58\u4f7f\u7528\u91cf\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u4e86\u89e3\u7279\u5b9a\u6578\u64da\u7684\u5167\u5b58\u4f54\u7528\u60c5\u6cc1\u3002<\/li>\n<li><code>MEMORY STATS<\/code>\uff1a\u6b64\u547d\u4ee4\u63d0\u4f9b\u6709\u95dc Redis \u5167\u5b58\u7684\u7d71\u8a08\u4fe1\u606f\uff0c\u5305\u62ec\u5167\u5b58\u788e\u7247\u7387\u7b49\u3002<\/li>\n<\/ul>\n<h3>\u4f7f\u7528 <code>INFO memory<\/code> \u547d\u4ee4<\/h3>\n<pre><code>127.0.0.1:6379&gt; INFO memory\n# Memory\nused_memory:1048576\nused_memory_human:1.00M\nused_memory_rss:2097152\nused_memory_rss_human:2.00M\nused_memory_peak:2097152\nused_memory_peak_human:2.00M\ntotal_system_memory:8388608\ntotal_system_memory_human:8.00M\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u7684\u8f38\u51fa\u986f\u793a\u4e86 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>used_memory<\/strong>\uff1a\u7576\u524d\u4f7f\u7528\u7684\u5167\u5b58\u91cf\u3002<\/li>\n<li><strong>used_memory_human<\/strong>\uff1a\u4ee5\u4eba\u985e\u53ef\u8b80\u7684\u683c\u5f0f\u986f\u793a\u7684\u5167\u5b58\u4f7f\u7528\u91cf\u3002<\/li>\n<li><strong>used_memory_rss<\/strong>\uff1a\u64cd\u4f5c\u7cfb\u7d71\u5206\u914d\u7d66 Redis \u7684\u5167\u5b58\u91cf\u3002<\/li>\n<li><strong>total_system_memory<\/strong>\uff1a\u7cfb\u7d71\u7684\u7e3d\u5167\u5b58\u91cf\u3002<\/li>\n<\/ul>\n<h3>\u4f7f\u7528 <code>MEMORY USAGE<\/code> \u547d\u4ee4<\/h3>\n<p>\u8981\u67e5\u8a62\u7279\u5b9a\u9375\u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>MEMORY USAGE<\/code> \u547d\u4ee4\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; SET mykey \"Hello, Redis\"\nOK\n127.0.0.1:6379&gt; MEMORY USAGE mykey\n(integer) 38\n<\/code><\/pre>\n<p>\u9019\u88e1\uff0c<code>mykey<\/code> \u7684\u5167\u5b58\u4f7f\u7528\u91cf\u70ba 38 \u5b57\u7bc0\uff0c\u9019\u6709\u52a9\u65bc\u958b\u767c\u8005\u8a55\u4f30\u4e0d\u540c\u9375\u7684\u5167\u5b58\u4f54\u7528\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86%e5%bb%ba%e8%ad%b0-nIuYFEGXHU\">\u5167\u5b58\u7ba1\u7406\u5efa\u8b70<\/h2>\n<p>\u5728\u4f7f\u7528 Redis \u6642\uff0c\u5408\u7406\u7ba1\u7406\u5167\u5b58\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u6aa2\u67e5\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ca\u6642\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u3002<\/li>\n<li>\u4f7f\u7528 <code>EXPIRE<\/code> \u547d\u4ee4\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u907f\u514d\u7121\u9650\u589e\u9577\u7684\u5167\u5b58\u4f7f\u7528\u3002<\/li>\n<li>\u8003\u616e\u4f7f\u7528 Redis \u7684\u6301\u4e45\u5316\u529f\u80fd\uff0c\u6839\u64da\u9700\u6c42\u9078\u64c7 RDB \u6216 AOF \u6a21\u5f0f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-nIuYFEGXHU\">\u7d50\u8ad6<\/h2>\n<p>\u4e86\u89e3 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u5c0d\u65bc\u512a\u5316\u61c9\u7528\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u4f7f\u7528 <code>INFO memory<\/code>\u3001<code>MEMORY USAGE<\/code> \u548c <code>MEMORY STATS<\/code> \u7b49\u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u7372\u5f97\u6709\u95dc\u5167\u5b58\u4f7f\u7528\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u4e26\u6839\u64da\u9019\u4e9b\u6578\u64da\u9032\u884c\u76f8\u61c9\u7684\u512a\u5316\u548c\u7ba1\u7406\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\u4e5f\u662f\u4e00\u500b\u91cd\u8981\u7684\u8003\u91cf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u67e5\u8a62Redis\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e86\u89e3\u6578\u64da\u5b58\u5132\u6548\u7387\uff0c\u512a\u5316\u6027\u80fd\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u97ff\u61c9\u901f\u5ea6\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-126527","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126527","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=126527"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126527\/revisions"}],"predecessor-version":[{"id":126528,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126527\/revisions\/126528"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126527"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126527"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126527"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}