{"id":202322,"date":"2025-05-10T15:15:01","date_gmt":"2025-05-10T07:15:01","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202322\/"},"modified":"2025-05-10T15:15:01","modified_gmt":"2025-05-10T07:15:01","slug":"redis%e8%b6%85%e6%97%b6%e6%8e%92%e6%9f%a5%e7%9a%84%e7%a4%ba%e4%be%8b%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202322\/","title":{"rendered":"Redis\u8d85\u65f6\u6392\u67e5\u7684\u793a\u4f8b\u5206\u6790"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>Redis\u8d85\u65f6\u6392\u67e5\u7684\u793a\u4f8b\u5206\u6790<\/h1>\n<p><span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aRedis\u8d85\u65f6\u6392\u67e5\u7684\u793a\u4f8b\u5206\u6790\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6570\u636e\u5e93<\/span>\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6570\u636e\u5e93<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~<\/p>\n<\/p>\n<p>\u524d\u4e24\u5929\u7684\u5de5\u4f5c\u4e2d\uff0c\u7a81\u7136\u6536\u5230\u544a\u8b66\uff0c\u63d0\u793a Redis \u6302\u4e86\uff0c\u540c\u65f6\u5927\u7fa4\u4e5f\u5728\u8bf4\u67d0\u67d0 Redis \u8fde\u63a5\u8d85\u65f6\u4e86\u3002\u5f53\u521d\u4ee5\u4e3a\u662f\u6709\u5927\u95ee\u9898\uff0c\u8c01\u77e5\u9053\u5b83\u8fc7\u4e86\u4e00\u4f1a\u513f\u5c31\u6062\u590d\u4e86\u3002\u90a3\u4e2a\u65f6\u5019\uff0c\u6211\u767b\u4e0a\u670d\u52a1\u5668\uff0c\u67e5\u770b\u76d1\u63a7\u3002\u7b2c\u4e00\u65f6\u95f4\u770b\u770b QPS\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20240405\/1712280641660f5441a76fc.png\" class=\"aligncenter\"> &nbsp; <\/p>\n<p>\u53ef\u4ee5\u770b\u5230 QPS \u5e76\u4e0d\u9ad8\uff0c\u4f46\u662f\u4e2d\u95f4\u6709\u6bb5\u65f6\u95f4\u6ca1\u53d6\u5230\u6570\u636e\u662f\u600e\u4e48\u56de\u4e8b\uff1f\u90a3\u4e48\u7ee7\u7eed\u770b\u770b Redis \u7684 cpu \u4f7f\u7528\u7387\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20240405\/1712280641660f5441a8c89.png\" class=\"aligncenter\"> &nbsp; <\/p>\n<p>\u53ef\u4ee5\u770b\u5230 cpu \u5df2\u7ecf\u9971\u548c\uff0c\u8fd9\u4e5f\u5c31\u80fd\u89e3\u91ca\u4e3a\u4f55\u65ad\u56fe\u4e86\uff0c\u56e0\u4e3a redis \u662f\u5355\u7ebf\u7a0b\uff0c\u5728\u4f7f\u7528 cpu 100% \u4ee5\u540e\uff0c\u5c31\u65e0\u6cd5\u5904\u7406\u5176\u4ed6\u7684\u547d\u4ee4\u4e86\uff0czabbix \u4e5f\u5c31\u65e0\u6cd5\u6267\u884c info \u547d\u4ee4\u53d6 qps \u4e86\u3002\u90a3\u4e48\u5df2\u7ecf\u77e5\u9053\u662f cpu \u4f7f\u7528\u9971\u548c\u9020\u6210\u7684\u95ee\u9898\uff0c\u90a3\u4e48\u5230\u5e95\u662f\u4ec0\u4e48\u539f\u56e0\u5462\uff1f\u90a3\u4e48\u7ee7\u7eed\u67e5\u770b\uff0ccpu \u4f7f\u7528\u9ad8\u7684\u8fd9\u6bb5\u65f6\u95f4\u6709\u6ca1\u6709\u6162\u65e5\u5fd7\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20240405\/1712280641660f5441aa39d.png\" class=\"aligncenter\"> &nbsp; <\/p>\n<p>\u597d\u50cf\u4e5f\u4e0d\u662f\u5bfc\u81f4 cpu \u9ad8\u7684\u51f6\u624b\uff0c\u8fd9\u5c31\u96be\u6392\u67e5\u4e86\uff0c\u8fd9\u4e2a\u5b9e\u4f8b\u662f 1 \u4e3b 1 \u4ece\u3002\u90a3\u4e48\u6211\u770b\u770b\u4ece\u5e93\u7684 cpu \u4f7f\u7528\u60c5\u51b5\u770b\u770b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20240405\/1712280641660f5441abb6f.png\" class=\"aligncenter\"> &nbsp; <\/p>\n<p>\u5367\u69fd\uff0c\u600e\u4e48\u56de\u4e8b\uff0c\u4ece\u5e93\u6ca1\u6709\u4f7f\u7528\u7684\u600e\u4e48 cpu \u4e5f\u7528\u5230\u4e86 74%\uff1f\u8fd9\u4e0d\u79d1\u5b66\u554a\uff1f\u7ba1\u4ed6\u7684\uff0c\u770b\u770b\u4ece\u5e93\u6709\u6ca1\u6709\u6162\u65e5\u5fd7\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20240405\/1712280641660f5441acf81.png\" class=\"aligncenter\"> &nbsp; <\/p>\n<p>\u5367\u69fd\uff0c\u600e\u4e48\u56de\u4e8b\uff1f\u4ece\u5e93\u6ca1\u4eba\u4f7f\u7528\u554a\u3002\u770b\u770b\u662f\u5426\u53ea\u8bfb\uff1a<\/p>\n<pre>127.0.0.1:6103&gt;&nbsp;CONFIG&nbsp;GET&nbsp;\"slave-read-only\"\r\n1)&nbsp;\"slave-read-only\"\r\n2)&nbsp;\"yes\"\r\n127.0.0.1:6103&gt;&nbsp;\r\n<\/pre>\n<p> &nbsp; <\/p>\n<p>\u770b\u6765\u662f\u53ea\u8bfb\u7684\uff0c\u8fd9\u628a\u6211\u7ed9\u6574\u61f5\u4e86\u3002\u6700\u540e\u7a81\u7136\u60f3\u5230\u662f\u4e3b\u5e93\u5728\u8fd9\u4e2a\u70b9\u6709 big key \u8fc7\u671f\uff0c\u800c\u4e3b\u5e93\u8fc7\u671f key \u64cd\u4f5c\u6162\u662f\u4e0d\u4f1a\u8bb0\u5f55\u6162\u65e5\u5fd7\u7684\uff0c\u4ece\u5e93\u7684 key \u8fc7\u671f\u662f\u7531\u4e3b\u5e93\u53d1\u8d77 DEL \u6307\u4ee4\u5220\u9664\u7684\u3002\u8fd9\u65f6\u4ece\u5e93\u5c31\u4f1a\u8bb0\u5f55\u6162\u65e5\u5fd7\uff0c\u4ece\u4e0a\u9762\u6162\u65e5\u5fd7\u53ef\u4ee5\u770b\u5230\u8fd9\u4e9b DEL \u64cd\u4f5c\u6700\u5927\u7684 335ms\uff0c\u602a\u4e0d\u5f97\u4f1a\u6709\u5e94\u7528\u8fde\u63a5\u8d85\u65f6\u7684\u3002<\/p>\n<p>\u518d\u4f7f\u7528\u547d\u4ee4 info commandstats \u770b\u770b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20240405\/1712280641660f5441b06fb.png\" class=\"aligncenter\"> &nbsp; <\/p>\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis\u8d85\u65f6\u6392\u67e5\u7684\u793a\u4f8b\u5206\u6790 \u6536&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-202322","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202322","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202322"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202322\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202322"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202322"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}