{"id":7195,"date":"2022-04-22T14:19:17","date_gmt":"2022-04-22T21:19:17","guid":{"rendered":"https:\/\/www.xh86.me\/?p=7195"},"modified":"2022-04-22T14:19:17","modified_gmt":"2022-04-22T21:19:17","slug":"redis-%e7%aa%81%e7%84%b6%e5%8f%98%e6%85%a2%e4%ba%86%e5%a6%82%e4%bd%95%e6%8e%92%e6%9f%a5%e5%b9%b6%e8%a7%a3%e5%86%b3%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.xh86.me\/?p=7195","title":{"rendered":"Redis \u7a81\u7136\u53d8\u6162\u4e86\u5982\u4f55\u6392\u67e5\u5e76\u89e3\u51b3\uff1f"},"content":{"rendered":"<div class=\"wxsyncmain\">\n<section data-tool=\"mdnice\u7f16\u8f91\u5668\" data-website=\"https:\/\/www.mdnice.com\" data-mpa-powered-by=\"yiban.io\">\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redis \u901a\u5e38\u662f\u6211\u4eec\u4e1a\u52a1\u7cfb\u7edf\u4e2d\u4e00\u4e2a\u91cd\u8981\u7684\u7ec4\u4ef6\uff0c\u6bd4\u5982\uff1a\u7f13\u5b58\u3001\u8d26\u53f7\u767b\u5f55\u4fe1\u606f\u3001\u6392\u884c\u699c\u7b49\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4e00\u65e6 Redis \u8bf7\u6c42\u5ef6\u8fdf\u589e\u52a0\uff0c\u53ef\u80fd\u5c31\u4f1a\u5bfc\u81f4\u4e1a\u52a1\u7cfb\u7edf\u201c\u96ea\u5d29\u201d\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6211\u5728\u5355\u8eab\u7ea2\u5a18\u5a5a\u604b\u7c7b\u578b\u4e92\u8054\u7f51\u516c\u53f8\u5de5\u4f5c\uff0c\u5728\u53cc\u5341\u4e00\u63a8\u51fa\u4e0b\u5355\u5c31\u9001\u5973\u670b\u53cb\u7684\u6d3b\u52a8\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u8c01\u66fe\u60f3\uff0c\u51cc\u6668 12 \u70b9\u4e4b\u540e\uff0c\u7528\u6237\u91cf\u66b4\u589e\uff0c\u51fa\u73b0\u4e86\u4e00\u4e2a\u6280\u672f\u6545\u969c\uff0c\u7528\u6237\u65e0\u6cd5\u4e0b\u5355\uff0c\u5f53\u65f6\u8001\u5927\u706b\u5192\u4e09\u4e08\uff01<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u7ecf\u8fc7\u67e5\u627e\u53d1\u73b0 Redis \u62a5 <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">Could not get a resource from the pool<\/code>\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u83b7\u53d6\u4e0d\u5230\u8fde\u63a5\u8d44\u6e90\uff0c\u5e76\u4e14\u96c6\u7fa4\u4e2d\u7684\u5355\u53f0 Redis \u8fde\u63a5\u91cf\u5f88\u9ad8\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5927\u91cf\u7684\u6d41\u91cf\u6ca1\u4e86 Redis \u7684\u7f13\u5b58\u54cd\u5e94\uff0c\u76f4\u63a5\u6253\u5230\u4e86 MySQL\uff0c\u6700\u540e\u6570\u636e\u5e93\u4e5f\u5b95\u673a\u4e86\u2026\u2026<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4e8e\u662f\u5404\u79cd\u66f4\u6539\u6700\u5927\u8fde\u63a5\u6570\u3001\u8fde\u63a5\u7b49\u5f85\u6570\uff0c\u867d\u7136\u62a5\u9519\u4fe1\u606f\u9891\u7387\u6709\u6240\u7f13\u89e3\uff0c\u4f46\u8fd8\u662f<strong>\u6301\u7eed\u62a5\u9519<\/strong>\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u540e\u6765\u7ecf\u8fc7\u7ebf\u4e0b\u6d4b\u8bd5\uff0c\u53d1\u73b0\u5b58\u653e Redis \u4e2d\u7684<strong>\u5b57\u7b26\u6570\u636e\u5f88\u5927\uff0c\u5e73\u5747 1s \u8fd4\u56de\u6570\u636e<\/strong>\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u53ef\u4ee5\u53d1\u73b0\uff0c\u4e00\u65e6 Redis \u5ef6\u8fdf\u8fc7\u9ad8\uff0c\u4f1a\u5f15\u53d1\u5404\u79cd\u95ee\u9898\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4eca\u5929\u300c\u7801\u54e5\u300d\u8ddf\u5927\u5bb6\u4e00\u8d77\u6765\u5206\u6790\u4e0b\u5982\u4f55\u786e\u5b9a Redis \u6709\u6027\u80fd\u95ee\u9898\u548c\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u76ee\u5f55<\/p>\n<ul class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\">\n<li>\u5ef6\u8fdf\u57fa\u7ebf\u6d4b\u91cf<\/li>\n<li>\u6162\u6307\u4ee4\u76d1\u63a7\n<ul class=\"list-paddingleft-1\" style=\"margin-top: 8px; margin-bottom: 8px; padding-left: 20px; list-style-type: square;\">\n<li>\u6162\u65e5\u5fd7\u529f\u80fd<\/li>\n<li>Latency Monitoring<\/li>\n<\/ul>\n<\/li>\n<li>\u7f51\u7edc\u901a\u4fe1\u5bfc\u81f4\u7684\u5ef6\u8fdf<\/li>\n<li>\u6162\u6307\u4ee4\u5bfc\u81f4\u7684\u5ef6\u8fdf<\/li>\n<li>Fork \u751f\u6210 RDB \u5bfc\u81f4\u7684\u5ef6\u8fdf<\/li>\n<li>\u5185\u5b58\u5927\u9875\uff08transparent huge pages\uff09<\/li>\n<li>swap\uff1a\u64cd\u4f5c\u7cfb\u7edf\u5206\u9875\n<ul class=\"list-paddingleft-1\" style=\"margin-top: 8px; margin-bottom: 8px; padding-left: 20px; list-style-type: square;\">\n<li>\u83b7\u53d6 Redis \u5b9e\u4f8b pid<\/li>\n<li>\u89e3\u51b3\u65b9\u6848<\/li>\n<\/ul>\n<\/li>\n<li>AOF \u548c\u78c1\u76d8 I\/O \u5bfc\u81f4\u7684\u5ef6\u8fdf<\/li>\n<li>expires \u6dd8\u6c70\u8fc7\u671f\u6570\u636e\n<ul class=\"list-paddingleft-1\" style=\"margin-top: 8px; margin-bottom: 8px; padding-left: 20px; list-style-type: square;\">\n<li>\u89e3\u51b3\u65b9\u6848<\/li>\n<\/ul>\n<\/li>\n<li>bigkey\n<ul class=\"list-paddingleft-1\" style=\"margin-top: 8px; margin-bottom: 8px; padding-left: 20px; list-style-type: square;\">\n<li>\u67e5\u627e bigkey<\/li>\n<li>\u89e3\u51b3\u65b9\u6848<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<section class=\"mp_profile_iframe_wrp\"><\/section>\n<h1 style=\"font-weight: bold; font-size: 24px; text-align: center; line-height: 95px; margin-top: 10px; margin-bottom: 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 22px; color: #f48a00; border-bottom: 2px solid #ffbf52;\">Redis \u6027\u80fd\u51fa\u95ee\u9898\u4e86\u4e48\uff1f<\/span><\/h1>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6700\u5927\u5ef6\u8fdf\u662f\u5ba2\u6237\u7aef\u53d1\u51fa\u547d\u4ee4\u5230\u5ba2\u6237\u7aef\u6536\u5230\u547d\u4ee4\u7684\u54cd\u5e94\u7684\u65f6\u95f4\uff0c\u6b63\u5e38\u60c5\u51b5\u4e0b Redis \u5904\u7406\u7684\u65f6\u95f4\u6781\u77ed\uff0c\u5728\u5fae\u79d2\u7ea7\u522b\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5f53 Redis \u51fa\u73b0\u6027\u80fd\u6ce2\u52a8\u7684\u65f6\u5019\uff0c\u6bd4\u5982\u8fbe\u5230\u51e0\u79d2\u5230\u5341\u51e0\u79d2\uff0c\u8fd9\u4e2a\u5f88\u660e\u663e\u6211\u4eec\u53ef\u4ee5\u8ba4\u5b9a Redis \u6027\u80fd\u53d8\u6162\u4e86\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6709\u7684\u786c\u4ef6\u914d\u7f6e\u6bd4\u8f83\u9ad8\uff0c\u5f53\u5ef6\u8fdf 0.6ms\uff0c\u6211\u4eec\u53ef\u80fd\u5c31\u8ba4\u5b9a\u53d8\u6162\u4e86\u3002\u786c\u4ef6\u6bd4\u8f83\u5dee\u7684\u53ef\u80fd 3 ms \u6211\u4eec\u624d\u8ba4\u4e3a\u51fa\u73b0\u95ee\u9898\u3002<\/p>\n<blockquote style=\"font-size: 0.9em; overflow: auto; color: #6a737d; padding: 10px 10px 10px 20px; margin-bottom: 20px; margin-top: 20px; text-size-adjust: 100%; line-height: 1.75em; border-radius: 5px; box-sizing: inherit; border-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-color: #ffbf52; background: #fff8e6;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><p><span style=\"color: #f48a00; font-size: 32px; line-height: 0.6; margin-left: -15px;\">\u275d<\/span><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; line-height: 26px; margin-top: -15px; color: rgba(0, 0, 0, 0.85);\">\u90a3\u6211\u4eec\u8be5\u5982\u4f55\u5b9a\u4e49 Redis \u771f\u7684\u53d8\u6162\u4e86\u5462\uff1f<\/p>\n<\/blockquote>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6240\u4ee5\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u5f53\u524d\u73af\u5883\u7684 <strong>Redis \u57fa\u7ebf\u6027\u80fd<\/strong>\u505a\u6d4b\u91cf\uff0c\u4e5f\u5c31\u662f\u5728\u4e00\u4e2a\u7cfb\u7edf\u5728\u4f4e\u538b\u529b\u3001\u65e0\u5e72\u6270\u60c5\u51b5\u4e0b\u7684\u57fa\u672c\u6027\u80fd\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u5f53\u4f60\u53d1\u73b0 Redis \u8fd0\u884c\u65f6\u65f6\u7684\u5ef6\u8fdf\u662f\u57fa\u7ebf\u6027\u80fd\u7684 2 \u500d\u4ee5\u4e0a\uff0c\u5c31\u53ef\u4ee5\u5224\u5b9a Redis \u6027\u80fd\u53d8\u6162\u4e86\u3002<\/strong><\/p>\n<h2 style=\"font-weight: bold; font-size: 22px; margin-top: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 20px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 8px solid #ffbf52;\">\u5ef6\u8fdf\u57fa\u7ebf\u6d4b\u91cf<\/span><\/h2>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">redis-cli \u547d\u4ee4\u63d0\u4f9b\u4e86<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">\u2013intrinsic-latency<\/code> \u9009\u9879\uff0c\u7528\u6765\u76d1\u6d4b\u548c\u7edf\u8ba1\u6d4b\u8bd5\u671f\u95f4\u5185\u7684\u6700\u5927\u5ef6\u8fdf\uff08\u4ee5\u6beb\u79d2\u4e3a\u5355\u4f4d\uff09\uff0c\u8fd9\u4e2a\u5ef6\u8fdf\u53ef\u4ee5\u4f5c\u4e3a Redis \u7684\u57fa\u7ebf\u6027\u80fd\u3002<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">redis-cli\u00a0--latency\u00a0-h\u00a0`host`\u00a0-p\u00a0`port`\r\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6bd4\u5982\u6267\u884c\u5982\u4e0b\u6307\u4ee4\uff1a<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">redis-cli\u00a0--intrinsic-latency\u00a0100\r\nMax\u00a0latency\u00a0so\u00a0far:\u00a04\u00a0microseconds.\r\nMax\u00a0latency\u00a0so\u00a0far:\u00a018\u00a0microseconds.\r\nMax\u00a0latency\u00a0so\u00a0far:\u00a041\u00a0microseconds.\r\nMax\u00a0latency\u00a0so\u00a0far:\u00a057\u00a0microseconds.\r\nMax\u00a0latency\u00a0so\u00a0far:\u00a078\u00a0microseconds.\r\nMax\u00a0latency\u00a0so\u00a0far:\u00a0170\u00a0microseconds.\r\nMax\u00a0latency\u00a0so\u00a0far:\u00a0342\u00a0microseconds.\r\nMax\u00a0latency\u00a0so\u00a0far:\u00a03079\u00a0microseconds.<\/code><\/pre>\n<p>45026981\u00a0total\u00a0runs\u00a0(avg\u00a0latency:\u00a02.2209\u00a0microseconds\u00a0\/\u00a02220.89\u00a0nanoseconds\u00a0per\u00a0run).<br \/>\nWorst\u00a0run\u00a0took\u00a01386x\u00a0longer\u00a0than\u00a0the\u00a0average\u00a0latency.<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\"><\/code><\/pre>\n<blockquote style=\"font-size: 0.9em; overflow: auto; color: #6a737d; padding: 10px 10px 10px 20px; margin-bottom: 20px; margin-top: 20px; text-size-adjust: 100%; line-height: 1.75em; border-radius: 5px; box-sizing: inherit; border-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-color: #ffbf52; background: #fff8e6;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><p><span style=\"color: #f48a00; font-size: 32px; line-height: 0.6; margin-left: -15px;\">\u275d<\/span><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; line-height: 26px; margin-top: -15px; color: rgba(0, 0, 0, 0.85);\">\u6ce8\u610f\uff1a\u53c2\u6570<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">100<\/code>\u662f\u6d4b\u8bd5\u5c06\u6267\u884c\u7684\u79d2\u6570\u3002\u6211\u4eec\u8fd0\u884c\u6d4b\u8bd5\u7684\u65f6\u95f4\u8d8a\u957f\uff0c\u6211\u4eec\u5c31\u8d8a\u6709\u53ef\u80fd\u53d1\u73b0\u5ef6\u8fdf\u5cf0\u503c\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; line-height: 26px; margin-top: -15px; color: rgba(0, 0, 0, 0.85);\">\u901a\u5e38\u8fd0\u884c 100 \u79d2\u901a\u5e38\u662f\u5408\u9002\u7684\uff0c\u8db3\u4ee5\u53d1\u73b0\u5ef6\u8fdf\u95ee\u9898\u4e86\uff0c\u5f53\u7136\u6211\u4eec\u53ef\u4ee5\u9009\u62e9\u4e0d\u540c\u65f6\u95f4\u8fd0\u884c\u51e0\u6b21\uff0c\u907f\u514d\u8bef\u5dee\u3002<\/p>\n<\/blockquote>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u300c\u7801\u54e5\u300d\u8fd0\u884c\u7684\u6700\u5927\u5ef6\u8fdf\u662f 3079 \u5fae\u79d2\uff0c\u6240\u4ee5\u57fa\u7ebf\u6027\u80fd\u662f 3079 \uff083 \u6beb\u79d2\uff09\u5fae\u79d2\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u6211\u4eec\u8981\u5728 Redis \u7684\u670d\u52a1\u7aef\u8fd0\u884c\uff0c\u800c\u4e0d\u662f\u5ba2\u6237\u7aef\u3002\u8fd9\u6837\uff0c\u53ef\u4ee5<strong>\u907f\u514d\u7f51\u7edc\u5bf9\u57fa\u7ebf\u6027\u80fd\u7684\u5f71\u54cd<\/strong>\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u53ef\u4ee5\u901a\u8fc7 <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">-h host -p port<\/code> \u6765\u8fde\u63a5\u670d\u52a1\u7aef\uff0c\u5982\u679c\u60f3\u76d1\u6d4b\u7f51\u7edc\u5bf9 Redis \u7684\u6027\u80fd\u5f71\u54cd\uff0c\u53ef\u4ee5\u4f7f\u7528 Iperf \u6d4b\u91cf\u5ba2\u6237\u7aef\u5230\u670d\u52a1\u7aef\u7684\u7f51\u7edc\u5ef6\u8fdf\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5982\u679c\u7f51\u7edc\u5ef6\u8fdf\u51e0\u767e\u6beb\u79d2\uff0c\u8bf4\u660e\u7f51\u7edc\u53ef\u80fd\u6709\u5176\u4ed6\u5927\u6d41\u91cf\u7684\u7a0b\u5e8f\u5728\u8fd0\u884c\u5bfc\u81f4\u7f51\u7edc\u62e5\u585e\uff0c\u9700\u8981\u627e\u8fd0\u7ef4\u534f\u8c03\u7f51\u7edc\u7684\u6d41\u91cf\u5206\u914d\u3002<\/p>\n<h2 style=\"font-weight: bold; font-size: 22px; margin-top: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 20px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 8px solid #ffbf52;\">\u6162\u6307\u4ee4\u76d1\u63a7<\/span><\/h2>\n<blockquote style=\"font-size: 0.9em; overflow: auto; color: #6a737d; padding: 10px 10px 10px 20px; margin-bottom: 20px; margin-top: 20px; text-size-adjust: 100%; line-height: 1.75em; border-radius: 5px; box-sizing: inherit; border-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-color: #ffbf52; background: #fff8e6;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><p><span style=\"color: #f48a00; font-size: 32px; line-height: 0.6; margin-left: -15px;\">\u275d<\/span><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; line-height: 26px; margin-top: -15px; color: rgba(0, 0, 0, 0.85);\">\u5982\u4f55\u5224\u65ad\u662f\u5426\u662f\u6162\u6307\u4ee4\u5462\uff1f<\/p>\n<\/blockquote>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u770b\u64cd\u4f5c\u590d\u6742\u5ea6\u662f\u5426\u662f<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">O(N)<\/code>\u3002\u5b98\u65b9\u6587\u6863\u5bf9\u6bcf\u4e2a\u547d\u4ee4\u7684\u590d\u6742\u5ea6\u90fd\u6709\u4ecb\u7ecd\uff0c\u5c3d\u53ef\u80fd\u4f7f\u7528<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">O(1) \u548c O(log N)<\/code>\u547d\u4ee4\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6d89\u53ca\u5230\u96c6\u5408\u64cd\u4f5c\u7684\u590d\u6742\u5ea6\u4e00\u822c\u4e3a<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">O(N)<\/code>\uff0c\u6bd4\u5982\u96c6\u5408<strong>\u5168\u91cf\u67e5\u8be2<\/strong><code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">HGETALL\u3001SMEMBERS<\/code>\uff0c\u4ee5\u53ca\u96c6\u5408\u7684<strong>\u805a\u5408\u64cd\u4f5c\uff1a<\/strong>SORT\u3001LREM\u3001 SUNION\u7b49\u3002<\/p>\n<blockquote style=\"font-size: 0.9em; overflow: auto; color: #6a737d; padding: 10px 10px 10px 20px; margin-bottom: 20px; margin-top: 20px; text-size-adjust: 100%; line-height: 1.75em; border-radius: 5px; box-sizing: inherit; border-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-color: #ffbf52; background: #fff8e6;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><p><span style=\"color: #f48a00; font-size: 32px; line-height: 0.6; margin-left: -15px;\">\u275d<\/span><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; line-height: 26px; margin-top: -15px; color: rgba(0, 0, 0, 0.85);\">\u6709\u76d1\u63a7\u6570\u636e\u53ef\u4ee5\u89c2\u6d4b\u5462\uff1f\u4ee3\u7801\u4e0d\u662f\u6211\u5199\u7684\uff0c\u4e0d\u77e5\u9053\u6709\u6ca1\u6709\u4eba\u7528\u4e86\u6162\u6307\u4ee4\u3002<\/p>\n<\/blockquote>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6709\u4e24\u79cd\u65b9\u5f0f\u53ef\u4ee5\u6392\u67e5\u5230\uff1a<\/p>\n<ul class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u4f7f\u7528 Redis \u6162\u65e5\u5fd7\u529f\u80fd\u67e5\u51fa\u6162\u547d\u4ee4\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">latency-monitor\uff08\u5ef6\u8fdf\u76d1\u63a7\uff09\u5de5\u5177\u3002<\/section>\n<\/li>\n<\/ul>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6b64\u5916\uff0c\u53ef\u4ee5\u4f7f\u7528\u81ea\u5df1\uff08top\u3001htop\u3001prstat \u7b49\uff09\u5feb\u901f\u68c0\u67e5 Redis \u4e3b\u8fdb\u7a0b\u7684 CPU \u6d88\u8017\u3002\u5982\u679c CPU \u4f7f\u7528\u7387\u5f88\u9ad8\u800c\u6d41\u91cf\u4e0d\u9ad8\uff0c\u901a\u5e38\u8868\u660e\u4f7f\u7528\u4e86\u6162\u901f\u547d\u4ee4\u3002<\/p>\n<h3 style=\"font-weight: bold; font-size: 20px; margin-top: 15px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 18px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 4px solid #ffe3a3;\">\u6162\u65e5\u5fd7\u529f\u80fd<\/span><\/h3>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redis \u4e2d\u7684 slowlog \u547d\u4ee4\u53ef\u4ee5\u8ba9\u6211\u4eec\u5feb\u901f\u5b9a\u4f4d\u5230\u90a3\u4e9b\u8d85\u51fa\u6307\u5b9a\u6267\u884c\u65f6\u95f4\u7684\u6162\u547d\u4ee4\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u547d\u4ee4\u82e5\u662f\u6267\u884c\u65f6\u95f4\u8d85\u8fc7 10ms \u5c31\u4f1a\u88ab\u8bb0\u5f55\u5230\u65e5\u5fd7\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">slowlog \u53ea\u4f1a\u8bb0\u5f55\u5176\u547d\u4ee4\u6267\u884c\u7684\u65f6\u95f4\uff0c\u4e0d\u5305\u542b io \u5f80\u8fd4\u64cd\u4f5c\uff0c\u4e5f\u4e0d\u8bb0\u5f55\u5355\u7531\u7f51\u7edc\u5ef6\u8fdf\u5f15\u8d77\u7684\u54cd\u5e94\u6162\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6211\u4eec\u53ef\u4ee5<strong>\u6839\u636e\u57fa\u7ebf\u6027\u80fd\u6765\u81ea\u5b9a\u4e49\u6162\u547d\u4ee4\u7684\u6807\u51c6\uff08\u914d\u7f6e\u6210\u57fa\u7ebf\u6027\u80fd\u6700\u5927\u5ef6\u8fdf\u7684 2 \u500d\uff09<\/strong>\uff0c\u8c03\u6574\u89e6\u53d1\u8bb0\u5f55\u6162\u547d\u4ee4\u7684\u9608\u503c\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u53ef\u4ee5\u5728 redis-cli \u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u914d\u7f6e\u8bb0\u5f55 6 \u6beb\u79d2\u4ee5\u4e0a\u7684\u6307\u4ee4\uff1a<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">redis-cli\u00a0CONFIG\u00a0SET\u00a0slowlog-log-slower-than\u00a06000\r\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4e5f\u53ef\u4ee5\u5728 Redis.config \u914d\u7f6e\u6587\u4ef6\u4e2d\u8bbe\u7f6e\uff0c\u4ee5\u5fae\u79d2\u4e3a\u5355\u4f4d\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u60f3\u8981\u67e5\u770b\u6240\u6709\u6267\u884c\u65f6\u95f4\u6bd4\u8f83\u6162\u7684\u547d\u4ee4\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528 Redis-cli \u5de5\u5177\uff0c\u8f93\u5165 slowlog get \u547d\u4ee4\u67e5\u770b\uff0c\u8fd4\u56de\u7ed3\u679c\u7684\u7b2c\u4e09\u4e2a\u5b57\u6bb5\u4ee5\u5fae\u79d2\u4f4d\u5355\u4f4d\u663e\u793a\u547d\u4ee4\u7684\u6267\u884c\u65f6\u95f4\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5047\u5982\u53ea\u9700\u8981\u67e5\u770b\u6700\u540e 2 \u4e2a\u6162\u547d\u4ee4\uff0c\u8f93\u5165 slowlog get 2 \u5373\u53ef\u3002<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">\u793a\u4f8b\uff1a\u83b7\u53d6\u6700\u8fd12\u4e2a\u6162\u67e5\u8be2\u547d\u4ee4\r\n127.0.0.1:6381&gt;\u00a0SLOWLOG\u00a0get\u00a02\r\n1)\u00a01)\u00a0(<span style=\"color: #e6c07b; line-height: 26px;\">integer<\/span>)\u00a06\r\n\u00a0\u00a0\u00a02)\u00a0(<span style=\"color: #e6c07b; line-height: 26px;\">integer<\/span>)\u00a01458734263\r\n\u00a0\u00a0\u00a03)\u00a0(<span style=\"color: #e6c07b; line-height: 26px;\">integer<\/span>)\u00a074372\r\n\u00a0\u00a0\u00a04)\u00a01)\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"hgetall\"<\/span>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a02)\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"max.dsp.blacklist\"<\/span>\r\n2)\u00a01)\u00a0(<span style=\"color: #e6c07b; line-height: 26px;\">integer<\/span>)\u00a05\r\n\u00a0\u00a0\u00a02)\u00a0(<span style=\"color: #e6c07b; line-height: 26px;\">integer<\/span>)\u00a01458734258\r\n\u00a0\u00a0\u00a03)\u00a0(<span style=\"color: #e6c07b; line-height: 26px;\">integer<\/span>)\u00a05411075\r\n\u00a0\u00a0\u00a04)\u00a01)\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"keys\"<\/span>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a02)\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"max.dsp.blacklist\"<\/span><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\"><\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4ee5\u7b2c\u4e00\u4e2a HGET \u547d\u4ee4\u4e3a\u4f8b\u5206\u6790\uff0c\u6bcf\u4e2a slowlog \u5b9e\u4f53\u5171 4 \u4e2a\u5b57\u6bb5\uff1a<\/p>\n<ul class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u5b57\u6bb5 1\uff1a1 \u4e2a\u6574\u6570\uff0c\u8868\u793a\u8fd9\u4e2a slowlog \u51fa\u73b0\u7684\u5e8f\u53f7\uff0cserver \u542f\u52a8\u540e\u9012\u589e\uff0c\u5f53\u524d\u4e3a 6\u3002<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u5b57\u6bb5 2\uff1a\u8868\u793a\u67e5\u8be2\u6267\u884c\u65f6\u7684 Unix \u65f6\u95f4\u6233\u3002<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u5b57\u6bb5 3\uff1a\u8868\u793a\u67e5\u8be2\u6267\u884c\u5fae\u79d2\u6570,\u5f53\u524d\u662f 74372 \u5fae\u79d2,\u7ea6 74ms\u3002<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u5b57\u6bb5 4: \u8868\u793a\u67e5\u8be2\u7684\u547d\u4ee4\u548c\u53c2\u6570,\u5982\u679c\u53c2\u6570\u5f88\u591a\u6216\u5f88\u5927,\u53ea\u4f1a\u663e\u793a\u90e8\u5206\u53c2\u6570\u4e2a\u6570\u3002\u5f53\u524d\u547d\u4ee4\u662f<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">hgetall max.dsp.blacklist<\/code>\u3002<\/section>\n<\/li>\n<\/ul>\n<h3 style=\"font-weight: bold; font-size: 20px; margin-top: 15px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 18px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 4px solid #ffe3a3;\">Latency Monitoring<\/span><\/h3>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redis \u5728 2.8.13 \u7248\u672c\u5f15\u5165\u4e86 Latency Monitoring \u529f\u80fd\uff0c\u7528\u4e8e\u4ee5\u79d2\u4e3a\u7c92\u5ea6\u76d1\u63a7\u5404\u79cd\u4e8b\u4ef6\u7684\u53d1\u751f\u9891\u7387\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u542f\u7528\u5ef6\u8fdf\u76d1\u89c6\u5668\u7684\u7b2c\u4e00\u6b65\u662f<strong>\u8bbe\u7f6e\u5ef6\u8fdf\u9608\u503c(\u5355\u4f4d\u6beb\u79d2)<\/strong>\u3002\u53ea\u6709\u8d85\u8fc7\u8be5\u9608\u503c\u7684\u65f6\u95f4\u624d\u4f1a\u88ab\u8bb0\u5f55\uff0c\u6bd4\u5982\u6211\u4eec\u6839\u636e\u57fa\u7ebf\u6027\u80fd\uff083ms\uff09\u7684 3 \u500d\u8bbe\u7f6e\u9608\u503c\u4e3a 9 ms\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u53ef\u4ee5\u7528 redis-cli \u8bbe\u7f6e\u4e5f\u53ef\u4ee5\u5728 Redis.config \u4e2d\u8bbe\u7f6e\uff1b<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">CONFIG\u00a0SET\u00a0latency-monitor-threshold\u00a09\r\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5de5\u5177\u8bb0\u5f55\u7684\u76f8\u5173\u4e8b\u4ef6\u7684\u8be6\u60c5\u53ef\u67e5\u770b\u5b98\u65b9\u6587\u6863\uff1ahttps:\/\/redis.io\/topics\/latency-monitor<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5982\u83b7\u53d6\u6700\u8fd1\u7684 latency<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">127.0.0.1:6379&gt;\u00a0debug\u00a0sleep\u00a02\r\nOK\r\n(2.00s)\r\n127.0.0.1:6379&gt;\u00a0latency\u00a0latest\r\n1)\u00a01)\u00a0\"command\"\r\n\u00a0\u00a0\u00a02)\u00a0(integer)\u00a01645330616\r\n\u00a0\u00a0\u00a03)\u00a0(integer)\u00a02003\r\n\u00a0\u00a0\u00a04)\u00a0(integer)\u00a02003\r\n<\/code><\/pre>\n<ol class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u4e8b\u4ef6\u7684\u540d\u79f0\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u4e8b\u4ef6\u53d1\u751f\u7684\u6700\u65b0\u5ef6\u8fdf\u7684 Unix \u65f6\u95f4\u6233\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u6beb\u79d2\u4e3a\u5355\u4f4d\u7684\u65f6\u95f4\u5ef6\u8fdf\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u8be5\u4e8b\u4ef6\u7684\u6700\u5927\u5ef6\u8fdf\u3002<\/section>\n<\/li>\n<\/ol>\n<h1 style=\"font-weight: bold; font-size: 24px; text-align: center; line-height: 95px; margin-top: 10px; margin-bottom: 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 22px; color: #f48a00; border-bottom: 2px solid #ffbf52;\">\u5982\u4f55\u89e3\u51b3 Redis \u53d8\u6162\uff1f<\/span><\/h1>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redis \u7684\u6570\u636e\u8bfb\u5199\u7531\u5355\u7ebf\u7a0b\u6267\u884c\uff0c\u5982\u679c\u4e3b\u7ebf\u7a0b\u6267\u884c\u7684\u64cd\u4f5c\u65f6\u95f4\u592a\u957f\uff0c\u5c31\u4f1a\u5bfc\u81f4\u4e3b\u7ebf\u7a0b\u963b\u585e\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4e00\u8d77\u5206\u6790\u4e0b\u90fd\u6709\u54ea\u4e9b\u64cd\u4f5c\u4f1a\u963b\u585e\u4e3b\u7ebf\u7a0b\uff0c\u6211\u4eec\u53c8\u8be5\u5982\u4f55\u89e3\u51b3\uff1f<\/p>\n<h2 style=\"font-weight: bold; font-size: 22px; margin-top: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 20px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 8px solid #ffbf52;\">\u7f51\u7edc\u901a\u4fe1\u5bfc\u81f4\u7684\u5ef6\u8fdf<\/span><\/h2>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5ba2\u6237\u7aef\u4f7f\u7528 TCP\/IP \u8fde\u63a5\u6216 Unix \u57df\u8fde\u63a5\u8fde\u63a5\u5230 Redis\u30021 Gbit\/s \u7f51\u7edc\u7684\u5178\u578b\u5ef6\u8fdf\u7ea6\u4e3a 200 us\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">redis \u5ba2\u6237\u7aef\u6267\u884c\u4e00\u6761\u547d\u4ee4\u5206 4 \u4e2a\u8fc7\u7a0b\uff1a<\/p>\n<blockquote style=\"font-size: 0.9em; overflow: auto; color: #6a737d; padding: 10px 10px 10px 20px; margin-bottom: 20px; margin-top: 20px; text-size-adjust: 100%; line-height: 1.75em; border-radius: 5px; box-sizing: inherit; border-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-color: #ffbf52; background: #fff8e6;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><p><span style=\"color: #f48a00; font-size: 32px; line-height: 0.6; margin-left: -15px;\">\u275d<\/span><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; line-height: 26px; margin-top: -15px; color: rgba(0, 0, 0, 0.85);\">\u53d1\u9001\u547d\u4ee4\uff0d\u3009 \u547d\u4ee4\u6392\u961f \uff0d\u3009 \u547d\u4ee4\u6267\u884c\uff0d\u3009 \u8fd4\u56de\u7ed3\u679c<\/p>\n<\/blockquote>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u8fd9\u4e2a\u8fc7\u7a0b\u79f0\u4e3a Round trip time(\u7b80\u79f0 RTT, \u5f80\u8fd4\u65f6\u95f4)\uff0cmget mset \u6709\u6548\u8282\u7ea6\u4e86 RTT\uff0c\u4f46\u5927\u90e8\u5206\u547d\u4ee4\uff08\u5982 hgetall\uff0c\u5e76\u6ca1\u6709 mhgetall\uff09\u4e0d\u652f\u6301\u6279\u91cf\u64cd\u4f5c\uff0c\u9700\u8981\u6d88\u8017 N \u6b21 RTT \uff0c\u8fd9\u4e2a\u65f6\u5019\u9700\u8981 pipeline \u6765\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redis pipeline \u5c06\u591a\u4e2a\u547d\u4ee4\u8fde\u63a5\u5728\u4e00\u8d77\u6765\u51cf\u5c11\u7f51\u7edc\u54cd\u5e94\u5f80\u8fd4\u6b21\u6570\u3002<\/p>\n<figure style=\"margin-top: 10px; margin-bottom: 10px; display: flex; flex-direction: column; justify-content: center; align-items: center;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/www.xh86.me\/wp-content\/uploads\/2022\/04\/wxsync-2022-04-f3bd55f8a3cacb1f19e4653f9aaaf36c.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" class=\"rich_pages wxw-img\" style=\"border-radius: 5px; display: block; margin-right: 10px; margin-bottom: auto; margin-left: 10px; width: 100%; height: 100%; object-fit: contain;\" data-original=\"https:\/\/www.xh86.me\/wp-content\/uploads\/2022\/04\/wxsync-2022-04-f3bd55f8a3cacb1f19e4653f9aaaf36c.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" data-ratio=\"1.2943327239488116\" data-type=\"png\" data-w=\"547\" \/><\/div><figcaption style=\"margin-top: 5px; font-size: 13px; color: rgba(0, 0, 0, 0.55); text-align: right;\">redis-pipeline<\/figcaption><\/figure>\n<h2 style=\"font-weight: bold; font-size: 22px; margin-top: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 20px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 8px solid #ffbf52;\">\u6162\u6307\u4ee4\u5bfc\u81f4\u7684\u5ef6\u8fdf<\/span><\/h2>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6839\u636e\u4e0a\u6587\u7684\u6162\u6307\u4ee4\u76d1\u63a7\u67e5\u8be2\u6587\u6863\uff0c\u67e5\u8be2\u5230\u6162\u67e5\u8be2\u6307\u4ee4\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u4e24\u79cd\u65b9\u5f0f\u89e3\u51b3\uff1a<\/p>\n<ul class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u6bd4\u5982\u5728 Cluster \u96c6\u7fa4\u4e2d\uff0c\u5c06\u805a\u5408\u8fd0\u7b97\u7b49 O(N) \u64cd\u4f5c\u8fd0\u884c\u5728 slave \u4e0a\uff0c\u6216\u8005\u5728\u5ba2\u6237\u7aef\u5b8c\u6210\u3002<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u4f7f\u7528\u9ad8\u6548\u7684\u547d\u4ee4\u4ee3\u66ff\u3002\u4f7f\u7528\u589e\u91cf\u8fed\u4ee3\u7684\u65b9\u5f0f\uff0c\u907f\u514d\u4e00\u6b21\u67e5\u8be2\u5927\u91cf\u6570\u636e\uff0c\u5177\u4f53\u8bf7\u67e5\u770bSCAN\u3001SSCAN\u3001HSCAN\u548cZSCAN\u547d\u4ee4\u3002<\/section>\n<\/li>\n<\/ul>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u9664\u6b64\u4e4b\u5916\uff0c\u751f\u4ea7\u4e2d\u7981\u7528KEYS \u547d\u4ee4\uff0c\u5b83\u53ea\u9002\u7528\u4e8e\u8c03\u8bd5\u3002\u56e0\u4e3a\u5b83\u4f1a\u904d\u5386\u6240\u6709\u7684\u952e\u503c\u5bf9\uff0c\u6240\u4ee5\u64cd\u4f5c\u5ef6\u65f6\u9ad8\u3002<\/p>\n<h2 style=\"font-weight: bold; font-size: 22px; margin-top: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 20px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 8px solid #ffbf52;\">Fork \u751f\u6210 RDB \u5bfc\u81f4\u7684\u5ef6\u8fdf<\/span><\/h2>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><a style=\"color: #f48a00; border-bottom: 1px solid #f48a00; font-family: STHeitiSC-Light;\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzkzMDI1NjcyOQ==&amp;mid=2247487758&amp;idx=1&amp;sn=beb5918bb61948b2920907f54510311f&amp;scene=21#wechat_redirect\" data-linktype=\"2\">\u751f\u6210 RDB \u5feb\u7167<\/a>\uff0cRedis \u5fc5\u987b fork \u540e\u53f0\u8fdb\u7a0b\u3002<strong>fork \u64cd\u4f5c\uff08\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u8fd0\u884c\uff09\u672c\u8eab\u4f1a\u5bfc\u81f4\u5ef6\u8fdf\u3002<\/strong><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redis \u4f7f\u7528\u64cd\u4f5c\u7cfb\u7edf\u7684\u591a\u8fdb\u7a0b<strong>\u5199\u65f6\u590d\u5236\u6280\u672f COW(Copy On Write)<\/strong> \u6765\u5b9e\u73b0\u5feb\u7167\u6301\u4e45\u5316\uff0c\u51cf\u5c11\u5185\u5b58\u5360\u7528\u3002<\/p>\n<figure style=\"margin-top: 10px; margin-bottom: 10px; display: flex; flex-direction: column; justify-content: center; align-items: center;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/www.xh86.me\/wp-content\/uploads\/2022\/04\/wxsync-2022-04-27afdfce26ba380a4c33a16abe7df654.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" class=\"rich_pages wxw-img\" style=\"border-radius: 5px; display: block; margin-right: 10px; margin-bottom: auto; margin-left: 10px; width: 100%; height: 100%; object-fit: contain;\" data-original=\"https:\/\/www.xh86.me\/wp-content\/uploads\/2022\/04\/wxsync-2022-04-27afdfce26ba380a4c33a16abe7df654.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" data-ratio=\"0.5952782462057336\" data-type=\"png\" data-w=\"593\" \/><\/div><figcaption style=\"margin-top: 5px; font-size: 13px; color: rgba(0, 0, 0, 0.55); text-align: right;\">\u5199\u65f6\u590d\u5236\u6280\u672f\u4fdd\u8bc1\u5feb\u7167\u671f\u95f4\u6570\u636e\u53ef\u4fee\u6539<\/figcaption><\/figure>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4f46 fork \u4f1a\u6d89\u53ca\u5230\u590d\u5236\u5927\u91cf\u94fe\u63a5\u5bf9\u8c61\uff0c\u4e00\u4e2a 24 GB \u7684\u5927\u578b Redis \u5b9e\u4f8b\u9700\u8981 24 GB \/ 4 kB * 8 = 48 MB \u7684\u9875\u8868\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6267\u884c bgsave \u65f6\uff0c\u8fd9\u5c06\u6d89\u53ca\u5206\u914d\u548c\u590d\u5236 48 MB \u5185\u5b58\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6b64\u5916\uff0c<strong>\u4ece\u5e93\u52a0\u8f7d RDB \u671f\u95f4\u65e0\u6cd5\u63d0\u4f9b\u8bfb\u5199\u670d\u52a1\uff0c\u6240\u4ee5\u4e3b\u5e93\u7684\u6570\u636e\u91cf\u5927\u5c0f\u63a7\u5236\u5728 2~4G \u5de6\u53f3\uff0c\u8ba9\u4ece\u5e93\u5feb\u901f\u7684\u52a0\u8f7d\u5b8c\u6210<\/strong>\u3002<\/p>\n<h2 style=\"font-weight: bold; font-size: 22px; margin-top: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 20px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 8px solid #ffbf52;\">\u5185\u5b58\u5927\u9875\uff08transparent huge pages\uff09<\/span><\/h2>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5e38\u89c4\u7684\u5185\u5b58\u9875\u662f\u6309\u7167 4 KB \u6765\u5206\u914d\uff0cLinux \u5185\u6838\u4ece 2.6.38 \u5f00\u59cb\u652f\u6301\u5185\u5b58\u5927\u9875\u673a\u5236\uff0c\u8be5\u673a\u5236\u652f\u6301 2MB \u5927\u5c0f\u7684\u5185\u5b58\u9875\u5206\u914d\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redis \u4f7f\u7528\u4e86 fork \u751f\u6210 <a style=\"color: #f48a00; border-bottom: 1px solid #f48a00; font-family: STHeitiSC-Light;\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzkzMDI1NjcyOQ==&amp;mid=2247487758&amp;idx=1&amp;sn=beb5918bb61948b2920907f54510311f&amp;scene=21#wechat_redirect\" data-linktype=\"2\">RDB \u505a\u6301\u4e45\u5316\u63d0\u4f9b\u4e86\u6570\u636e\u53ef\u9760\u6027\u4fdd\u8bc1<\/a>\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5f53\u751f\u6210 RDB \u5feb\u7167\u7684\u8fc7\u7a0b\u4e2d\uff0cRedis \u91c7\u7528**<a style=\"color: #f48a00; border-bottom: 1px solid #f48a00; font-family: STHeitiSC-Light;\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzkzMDI1NjcyOQ==&amp;mid=2247487758&amp;idx=1&amp;sn=beb5918bb61948b2920907f54510311f&amp;scene=21#wechat_redirect\" data-linktype=\"2\">\u5199\u65f6\u590d\u5236<\/a>**\u6280\u672f\u4f7f\u5f97\u4e3b\u7ebf\u7a0b\u4f9d\u7136\u53ef\u4ee5\u63a5\u6536\u5ba2\u6237\u7aef\u7684\u5199\u8bf7\u6c42\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4e5f\u5c31\u662f\u5f53\u6570\u636e\u88ab\u4fee\u6539\u7684\u65f6\u5019\uff0cRedis \u4f1a\u590d\u5236\u4e00\u4efd\u8fd9\u4e2a\u6570\u636e\uff0c\u518d\u8fdb\u884c\u4fee\u6539\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u91c7\u7528\u4e86\u5185\u5b58\u5927\u9875\uff0c\u751f\u6210 RDB \u671f\u95f4\uff0c\u5373\u4f7f\u5ba2\u6237\u7aef\u4fee\u6539\u7684\u6570\u636e\u53ea\u6709 50B \u7684\u6570\u636e\uff0cRedis \u9700\u8981\u590d\u5236 2MB \u7684\u5927\u9875\u3002\u5f53\u5199\u7684\u6307\u4ee4\u6bd4\u8f83\u591a\u7684\u65f6\u5019\u5c31\u4f1a\u5bfc\u81f4\u5927\u91cf\u7684\u62f7\u8d1d\uff0c\u5bfc\u81f4\u6027\u80fd\u53d8\u6162\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4f7f\u7528\u4ee5\u4e0b\u6307\u4ee4\u7981\u7528 Linux \u5185\u5b58\u5927\u9875\u5373\u53ef\uff1a<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">echo\u00a0never\u00a0&gt;\u00a0\/sys\/kernel\/mm\/transparent_hugepage\/enabled\r\n<\/code><\/pre>\n<h2 style=\"font-weight: bold; font-size: 22px; margin-top: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 20px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 8px solid #ffbf52;\">swap\uff1a\u64cd\u4f5c\u7cfb\u7edf\u5206\u9875<\/span><\/h2>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5f53\u7269\u7406\u5185\u5b58\uff08\u5185\u5b58\u6761\uff09\u4e0d\u591f\u7528\u7684\u65f6\u5019\uff0c\u5c06\u90e8\u5206\u5185\u5b58\u4e0a\u7684\u6570\u636e\u4ea4\u6362\u5230 swap \u7a7a\u95f4\u4e0a\uff0c\u4ee5\u4fbf\u8ba9\u7cfb\u7edf\u4e0d\u4f1a\u56e0\u5185\u5b58\u4e0d\u591f\u7528\u800c\u5bfc\u81f4 oom \u6216\u8005\u66f4\u81f4\u547d\u7684\u60c5\u51b5\u51fa\u73b0\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5f53\u67d0\u8fdb\u7a0b\u5411 OS \u8bf7\u6c42\u5185\u5b58\u53d1\u73b0\u4e0d\u8db3\u65f6\uff0cOS \u4f1a\u628a\u5185\u5b58\u4e2d\u6682\u65f6\u4e0d\u7528\u7684\u6570\u636e\u4ea4\u6362\u51fa\u53bb\uff0c\u653e\u5728 SWAP \u5206\u533a\u4e2d\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u79f0\u4e3a SWAP OUT\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5f53\u67d0\u8fdb\u7a0b\u53c8\u9700\u8981\u8fd9\u4e9b\u6570\u636e\u4e14 OS \u53d1\u73b0\u8fd8\u6709\u7a7a\u95f2\u7269\u7406\u5185\u5b58\u65f6\uff0c\u53c8\u4f1a\u628a SWAP \u5206\u533a\u4e2d\u7684\u6570\u636e\u4ea4\u6362\u56de\u7269\u7406\u5185\u5b58\u4e2d\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u79f0\u4e3a SWAP IN\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u5185\u5b58 swap \u662f\u64cd\u4f5c\u7cfb\u7edf\u91cc\u5c06\u5185\u5b58\u6570\u636e\u5728\u5185\u5b58\u548c\u78c1\u76d8\u95f4\u6765\u56de\u6362\u5165\u548c\u6362\u51fa\u7684\u673a\u5236\uff0c\u6d89\u53ca\u5230\u78c1\u76d8\u7684\u8bfb\u5199\u3002<\/strong><\/p>\n<blockquote style=\"font-size: 0.9em; overflow: auto; color: #6a737d; padding: 10px 10px 10px 20px; margin-bottom: 20px; margin-top: 20px; text-size-adjust: 100%; line-height: 1.75em; border-radius: 5px; box-sizing: inherit; border-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-color: #ffbf52; background: #fff8e6;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><p><span style=\"color: #f48a00; font-size: 32px; line-height: 0.6; margin-left: -15px;\">\u275d<\/span><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; line-height: 26px; margin-top: -15px; color: rgba(0, 0, 0, 0.85);\">\u89e6\u53d1 swap \u7684\u60c5\u51b5\u6709\u54ea\u4e9b\u5462\uff1f<\/p>\n<\/blockquote>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5bf9\u4e8e Redis \u800c\u8a00\uff0c\u6709\u4e24\u79cd\u5e38\u89c1\u7684\u60c5\u51b5\uff1a<\/p>\n<ul class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">Redis \u4f7f\u7528\u4e86\u6bd4\u53ef\u7528\u5185\u5b58\u66f4\u591a\u7684\u5185\u5b58\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u4e0e Redis \u5728\u540c\u4e00\u673a\u5668\u8fd0\u884c\u7684\u5176\u4ed6\u8fdb\u7a0b\u5728\u6267\u884c\u5927\u91cf\u7684\u6587\u4ef6\u8bfb\u5199 I\/O \u64cd\u4f5c\uff08\u5305\u62ec\u751f\u6210\u5927\u6587\u4ef6\u7684 RDB \u6587\u4ef6\u548c AOF \u540e\u53f0\u7ebf\u7a0b\uff09\uff0c\u6587\u4ef6\u8bfb\u5199\u5360\u7528\u5185\u5b58\uff0c\u5bfc\u81f4 Redis \u83b7\u5f97\u7684\u5185\u5b58\u51cf\u5c11\uff0c\u89e6\u53d1\u4e86 swap\u3002<\/section>\n<\/li>\n<\/ul>\n<blockquote style=\"font-size: 0.9em; overflow: auto; color: #6a737d; padding: 10px 10px 10px 20px; margin-bottom: 20px; margin-top: 20px; text-size-adjust: 100%; line-height: 1.75em; border-radius: 5px; box-sizing: inherit; border-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-color: #ffbf52; background: #fff8e6;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><p><span style=\"color: #f48a00; font-size: 32px; line-height: 0.6; margin-left: -15px;\">\u275d<\/span><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; line-height: 26px; margin-top: -15px; color: rgba(0, 0, 0, 0.85);\">\u7801\u54e5\uff0c\u6211\u8981\u5982\u4f55\u6392\u67e5\u662f\u5426\u56e0\u4e3a swap \u5bfc\u81f4\u7684\u6027\u80fd\u53d8\u6162\u5462\uff1f<\/p>\n<\/blockquote>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Linux \u63d0\u4f9b\u4e86\u5f88\u597d\u7684\u5de5\u5177\u6765\u6392\u67e5\u8fd9\u4e2a\u95ee\u9898\uff0c\u6240\u4ee5\u5f53\u6000\u7591\u7531\u4e8e\u4ea4\u6362\u5bfc\u81f4\u7684\u5ef6\u8fdf\u65f6\uff0c\u53ea\u9700\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u6392\u67e5\u3002<\/p>\n<h3 style=\"font-weight: bold; font-size: 20px; margin-top: 15px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 18px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 4px solid #ffe3a3;\">\u83b7\u53d6 Redis \u5b9e\u4f8b pid<\/span><\/h3>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\"><span style=\"color: #61aeee; line-height: 26px;\">$<\/span><span style=\"line-height: 26px;\">\u00a0redis-cli\u00a0info\u00a0|\u00a0grep\u00a0process_id<\/span>\r\nprocess_id:13160\r\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u8fdb\u5165\u6b64\u8fdb\u7a0b\u7684 \/proc \u6587\u4ef6\u7cfb\u7edf\u76ee\u5f55\uff1a<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">cd\u00a0\/proc\/13160\r\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5728\u8fd9\u91cc\u6709\u4e00\u4e2a smaps \u7684\u6587\u4ef6\uff0c\u8be5\u6587\u4ef6\u63cf\u8ff0\u4e86 Redis \u8fdb\u7a0b\u7684\u5185\u5b58\u5e03\u5c40\uff0c\u8fd0\u884c\u4ee5\u4e0b\u6307\u4ee4\uff0c\u7528 grep \u67e5\u627e\u6240\u6709\u6587\u4ef6\u4e2d\u7684 Swap \u5b57\u6bb5\u3002<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">$\u00a0cat\u00a0smaps\u00a0|\u00a0egrep\u00a0<span style=\"color: #98c379; line-height: 26px;\">'^(Swap|Size)'<\/span>\r\nSize:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0316\u00a0kB\r\nSwap:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a00\u00a0kB\r\nSize:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a04\u00a0kB\r\nSwap:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a00\u00a0kB\r\nSize:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a08\u00a0kB\r\nSwap:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a00\u00a0kB\r\nSize:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a040\u00a0kB\r\nSwap:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a00\u00a0kB\r\nSize:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0132\u00a0kB\r\nSwap:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a00\u00a0kB\r\nSize:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0720896\u00a0kB\r\nSwap:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a012\u00a0kB\r\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u6bcf\u884c Size \u8868\u793a Redis \u5b9e\u4f8b\u6240\u7528\u7684\u4e00\u5757\u5185\u5b58\u5927\u5c0f\uff0c\u548c Size \u4e0b\u65b9\u7684 Swap \u5bf9\u5e94\u8fd9\u5757 Size \u5927\u5c0f\u7684\u5185\u5b58\u533a\u57df\u6709\u591a\u5c11\u6570\u636e\u5df2\u7ecf\u88ab\u6362\u51fa\u5230\u78c1\u76d8\u4e0a\u4e86\u3002<\/strong><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u5982\u679c Size == Swap \u5219\u8bf4\u660e\u6570\u636e\u88ab\u5b8c\u5168\u6362\u51fa\u4e86\u3002<\/strong><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u53ef\u4ee5\u770b\u5230\u6709\u4e00\u4e2a 720896 kB \u7684\u5185\u5b58\u5927\u5c0f\u6709 12 kb \u88ab\u6362\u51fa\u5230\u4e86\u78c1\u76d8\u4e0a\uff08\u4ec5\u4ea4\u6362\u4e86 12 kB\uff09\uff0c\u8fd9\u5c31\u6ca1\u4ec0\u4e48\u95ee\u9898\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redis \u672c\u8eab\u4f1a\u4f7f\u7528\u5f88\u591a\u5927\u5c0f\u4e0d\u4e00\u7684\u5185\u5b58\u5757\uff0c\u6240\u4ee5\uff0c\u4f60\u53ef\u4ee5\u770b\u5230\u6709\u5f88\u591a Size \u884c\uff0c\u6709\u7684\u5f88\u5c0f\uff0c\u5c31\u662f 4KB\uff0c\u800c\u6709\u7684\u5f88\u5927\uff0c\u4f8b\u5982 720896KB\u3002\u4e0d\u540c\u5185\u5b58\u5757\u88ab\u6362\u51fa\u5230\u78c1\u76d8\u4e0a\u7684\u5927\u5c0f\u4e5f\u4e0d\u4e00\u6837\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u6572\u91cd\u70b9\u4e86<\/strong><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u5982\u679c Swap \u4e00\u5207\u90fd\u662f 0 kb\uff0c\u6216\u8005\u96f6\u661f\u7684 4k \uff0c\u90a3\u4e48\u4e00\u5207\u6b63\u5e38\u3002<\/strong><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u5f53\u51fa\u73b0\u767e MB\uff0c\u751a\u81f3 GB \u7ea7\u522b\u7684 swap \u5927\u5c0f\u65f6\uff0c\u5c31\u8868\u660e\uff0c\u6b64\u65f6\uff0cRedis \u5b9e\u4f8b\u7684\u5185\u5b58\u538b\u529b\u5f88\u5927\uff0c\u5f88\u6709\u53ef\u80fd\u4f1a\u53d8\u6162\u3002<\/strong><\/p>\n<h3 style=\"font-weight: bold; font-size: 20px; margin-top: 15px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 18px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 4px solid #ffe3a3;\">\u89e3\u51b3\u65b9\u6848<\/span><\/h3>\n<ol class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u589e\u52a0\u673a\u5668\u5185\u5b58\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u5c06 Redis \u653e\u5728\u5355\u72ec\u7684\u673a\u5668\u4e0a\u8fd0\u884c\uff0c\u907f\u514d\u5728\u540c\u4e00\u673a\u5668\u4e0a\u8fd0\u884c\u9700\u8981\u5927\u91cf\u5185\u5b58\u7684\u8fdb\u7a0b\uff0c\u4ece\u800c\u6ee1\u8db3 Redis \u7684\u5185\u5b58\u9700\u6c42\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u589e\u52a0 Cluster \u96c6\u7fa4\u7684\u6570\u91cf\u5206\u62c5\u6570\u636e\u91cf\uff0c\u51cf\u5c11\u6bcf\u4e2a\u5b9e\u4f8b\u6240\u9700\u7684\u5185\u5b58\u3002<\/section>\n<\/li>\n<\/ol>\n<h2 style=\"font-weight: bold; font-size: 22px; margin-top: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 20px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 8px solid #ffbf52;\">AOF \u548c\u78c1\u76d8 I\/O \u5bfc\u81f4\u7684\u5ef6\u8fdf<\/span><\/h2>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4e3a\u4e86\u4fdd\u8bc1\u6570\u636e\u53ef\u9760\u6027\uff0c<a style=\"color: #f48a00; border-bottom: 1px solid #f48a00; font-family: STHeitiSC-Light;\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzkzMDI1NjcyOQ==&amp;mid=2247487758&amp;idx=1&amp;sn=beb5918bb61948b2920907f54510311f&amp;scene=21#wechat_redirect\" data-linktype=\"2\">Redis \u4f7f\u7528 AOF \u548c RDB \u5feb\u7167\u5b9e\u73b0\u5feb\u901f\u6062\u590d\u548c\u6301\u4e45\u5316<\/a>\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u53ef\u4ee5\u4f7f\u7528 appendfsync \u914d\u7f6e\u5c06 AOF \u914d\u7f6e\u4e3a\u4ee5\u4e09\u79cd\u4e0d\u540c\u7684\u65b9\u5f0f\u5728\u78c1\u76d8\u4e0a\u6267\u884c write \u6216\u8005 fsync \uff08\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u4f7f\u7528 <strong>CONFIG SET<\/strong>\u547d\u4ee4\u4fee\u6539\u6b64\u8bbe\u7f6e\uff0c\u6bd4\u5982\uff1a<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">redis-cli CONFIG SET appendfsync no<\/code>\uff09\u3002<\/p>\n<ul class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\"><strong style=\"color: rgba(0, 0, 0, 0.85);\">no<\/strong>\uff1aRedis \u4e0d\u6267\u884c fsync\uff0c\u552f\u4e00\u7684\u5ef6\u8fdf\u6765\u81ea\u4e8e write \u8c03\u7528\uff0cwrite \u53ea\u9700\u8981\u628a\u65e5\u5fd7\u8bb0\u5f55\u5199\u5230\u5185\u6838\u7f13\u51b2\u533a\u5c31\u53ef\u4ee5\u8fd4\u56de\u3002<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\"><strong style=\"color: rgba(0, 0, 0, 0.85);\">everysec<\/strong>\uff1aRedis \u6bcf\u79d2\u6267\u884c\u4e00\u6b21 fsync\u3002\u4f7f\u7528\u540e\u53f0\u5b50\u7ebf\u7a0b\u5f02\u6b65\u5b8c\u6210 fsync \u64cd\u4f5c\u3002\u6700\u591a\u4e22\u5931 1s \u7684\u6570\u636e\u3002<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\"><strong style=\"color: rgba(0, 0, 0, 0.85);\">always<\/strong>\uff1a\u6bcf\u6b21\u5199\u5165\u64cd\u4f5c\u90fd\u4f1a\u6267\u884c fsync\uff0c\u7136\u540e\u7528 OK \u4ee3\u7801\u56de\u590d\u5ba2\u6237\u7aef\uff08\u5b9e\u9645\u4e0a Redis \u4f1a\u5c1d\u8bd5\u5c06\u540c\u65f6\u6267\u884c\u7684\u8bb8\u591a\u547d\u4ee4\u805a\u96c6\u5230\u5355\u4e2a fsync \u4e2d\uff09\uff0c\u6ca1\u6709\u6570\u636e\u4e22\u5931\u3002\u5728\u8fd9\u79cd\u6a21\u5f0f\u4e0b\uff0c\u6027\u80fd\u901a\u5e38\u975e\u5e38\u4f4e\uff0c\u5f3a\u70c8\u5efa\u8bae\u4f7f\u7528\u5feb\u901f\u78c1\u76d8\u548c\u53ef\u4ee5\u5728\u77ed\u65f6\u95f4\u5185\u6267\u884c fsync \u7684\u6587\u4ef6\u7cfb\u7edf\u5b9e\u73b0\u3002<\/section>\n<\/li>\n<\/ul>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u6211\u4eec\u901a\u5e38\u5c06 Redis \u7528\u4e8e\u7f13\u5b58\uff0c\u6570\u636e\u4e22\u5931\u5b8c\u5168\u6076\u610f\u4ece\u6570\u636e\u83b7\u53d6\uff0c\u5e76\u4e0d\u9700\u8981\u5f88\u9ad8\u7684\u6570\u636e\u53ef\u9760\u6027\uff0c\u5efa\u8bae\u8bbe\u7f6e\u6210 no \u6216\u8005 everysec\u3002<\/strong><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u9664\u6b64\u4e4b\u5916\uff0c\u907f\u514d AOF \u6587\u4ef6\u8fc7\u5927\uff0c Redis \u4f1a\u8fdb\u884c AOF \u91cd\u5199\uff0c\u751f\u6210\u7f29\u5c0f\u7684 AOF \u6587\u4ef6\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u53ef\u4ee5\u628a\u914d\u7f6e\u9879 <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">no-appendfsync-on-rewrite<\/code>\u8bbe\u7f6e\u4e3a yes\uff0c\u8868\u793a\u5728 AOF \u91cd\u5199\u65f6\uff0c\u4e0d\u8fdb\u884c fsync \u64cd\u4f5c\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4e5f\u5c31\u662f\u8bf4\uff0cRedis \u5b9e\u4f8b\u628a\u5199\u547d\u4ee4\u5199\u5230\u5185\u5b58\u540e\uff0c\u4e0d\u8c03\u7528\u540e\u53f0\u7ebf\u7a0b\u8fdb\u884c fsync \u64cd\u4f5c\uff0c\u5c31\u76f4\u63a5\u8fd4\u56de\u4e86\u3002<\/p>\n<h2 style=\"font-weight: bold; font-size: 22px; margin-top: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 20px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 8px solid #ffbf52;\">expires \u6dd8\u6c70\u8fc7\u671f\u6570\u636e<\/span><\/h2>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redis \u6709\u4e24\u79cd\u65b9\u5f0f\u6dd8\u6c70\u8fc7\u671f\u6570\u636e\uff1a<\/p>\n<ul class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u60f0\u6027\u5220\u9664\uff1a\u5f53\u63a5\u6536\u8bf7\u6c42\u7684\u65f6\u5019\u53d1\u73b0 key \u5df2\u7ecf\u8fc7\u671f\uff0c\u624d\u6267\u884c\u5220\u9664\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u5b9a\u65f6\u5220\u9664\uff1a\u6bcf 100 \u6beb\u79d2\u5220\u9664\u4e00\u4e9b\u8fc7\u671f\u7684 key\u3002<\/section>\n<\/li>\n<\/ul>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5b9a\u65f6\u5220\u9664\u7684\u7b97\u6cd5\u5982\u4e0b\uff1a<\/p>\n<ol class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\">\u968f\u673a\u91c7\u6837 A<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">CTIVE_EXPIRE_CYCLE_LOOKUPS_PER_LOOP<\/code>\u4e2a\u6570\u7684 key\uff0c\u5220\u9664\u6240\u6709\u8fc7\u671f\u7684 key\uff1b<\/p>\n<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\">\u5982\u679c\u53d1\u73b0\u8fd8\u6709\u8d85\u8fc7 25% \u7684 key \u5df2\u8fc7\u671f\uff0c\u5219\u6267\u884c\u6b65\u9aa4\u4e00\u3002<\/p>\n<\/section>\n<\/li>\n<\/ol>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">ACTIVE_EXPIRE_CYCLE_LOOKUPS_PER_LOOP<\/code>\u9ed8\u8ba4\u8bbe\u7f6e\u4e3a 20\uff0c\u6bcf\u79d2\u6267\u884c 10 \u6b21\uff0c\u5220\u9664 200 \u4e2a key \u95ee\u9898\u4e0d\u5927\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5982\u679c\u89e6\u53d1\u4e86\u7b2c\u4e8c\u6761\uff0c\u5c31\u4f1a\u5bfc\u81f4 Redis \u4e00\u81f4\u5728\u5220\u9664\u8fc7\u671f\u6570\u636e\u53bb\u91ca\u653e\u5185\u5b58\u3002<strong>\u800c\u5220\u9664\u662f\u963b\u585e\u7684\u3002<\/strong><\/p>\n<blockquote style=\"font-size: 0.9em; overflow: auto; color: #6a737d; padding: 10px 10px 10px 20px; margin-bottom: 20px; margin-top: 20px; text-size-adjust: 100%; line-height: 1.75em; border-radius: 5px; box-sizing: inherit; border-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-color: #ffbf52; background: #fff8e6;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><p><span style=\"color: #f48a00; font-size: 32px; line-height: 0.6; margin-left: -15px;\">\u275d<\/span><\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; line-height: 26px; margin-top: -15px; color: rgba(0, 0, 0, 0.85);\">\u7801\u54e5\uff0c\u89e6\u53d1\u6761\u4ef6\u662f\u4ec0\u4e48\u5440\uff1f<\/p>\n<\/blockquote>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4e5f\u5c31\u662f\u5927\u91cf\u7684 key \u8bbe\u7f6e\u4e86\u76f8\u540c\u7684\u65f6\u95f4\u53c2\u6570\u3002\u540c\u4e00\u79d2\u5185\uff0c\u5927\u91cf key \u8fc7\u671f\uff0c\u9700\u8981\u91cd\u590d\u5220\u9664\u591a\u6b21\u624d\u80fd\u964d\u4f4e\u5230 25% \u4ee5\u4e0b\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u7b80\u800c\u8a00\u4e4b\uff1a\u5927\u91cf\u540c\u65f6\u5230\u671f\u7684 key \u53ef\u80fd\u4f1a\u5bfc\u81f4\u6027\u80fd\u6ce2\u52a8\u3002<\/strong><\/p>\n<h3 style=\"font-weight: bold; font-size: 20px; margin-top: 15px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 18px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 4px solid #ffe3a3;\">\u89e3\u51b3\u65b9\u6848<\/span><\/h3>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5982\u679c\u4e00\u6279 key \u7684\u786e\u662f\u540c\u65f6\u8fc7\u671f\uff0c\u53ef\u4ee5\u5728 <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">EXPIREAT<\/code> \u548c <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #f48a00;\">EXPIRE<\/code> \u7684\u8fc7\u671f\u65f6\u95f4\u53c2\u6570\u4e0a\uff0c<strong>\u52a0\u4e0a\u4e00\u4e2a\u4e00\u5b9a\u5927\u5c0f\u8303\u56f4\u5185\u7684\u968f\u673a\u6570<\/strong>\uff0c\u8fd9\u6837\uff0c\u65e2\u4fdd\u8bc1\u4e86 key \u5728\u4e00\u4e2a\u90bb\u8fd1\u65f6\u95f4\u8303\u56f4\u5185\u88ab\u5220\u9664\uff0c\u53c8\u907f\u514d\u4e86\u540c\u65f6\u8fc7\u671f\u9020\u6210\u7684\u538b\u529b\u3002<\/p>\n<h2 style=\"font-weight: bold; font-size: 22px; margin-top: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 20px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 8px solid #ffbf52;\">bigkey<\/span><\/h2>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u901a\u5e38\u6211\u4eec\u4f1a\u5c06\u542b\u6709\u8f83\u5927\u6570\u636e\u6216\u542b\u6709\u5927\u91cf\u6210\u5458\u3001\u5217\u8868\u6570\u7684 Key \u79f0\u4e4b\u4e3a\u5927 Key\uff0c\u4e0b\u9762\u6211\u4eec\u5c06\u7528\u51e0\u4e2a\u5b9e\u9645\u7684\u4f8b\u5b50\u5bf9\u5927 Key \u7684\u7279\u5f81\u8fdb\u884c\u63cf\u8ff0\uff1a<\/p>\n<ul class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\">\u4e00\u4e2a STRING \u7c7b\u578b\u7684 Key\uff0c\u5b83\u7684\u503c\u4e3a 5MB\uff08\u6570\u636e\u8fc7\u5927\uff09<\/p>\n<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\">\u4e00\u4e2a LIST \u7c7b\u578b\u7684 Key\uff0c\u5b83\u7684\u5217\u8868\u6570\u91cf\u4e3a 10000 \u4e2a\uff08\u5217\u8868\u6570\u91cf\u8fc7\u591a\uff09<\/p>\n<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\">\u4e00\u4e2a ZSET \u7c7b\u578b\u7684 Key\uff0c\u5b83\u7684\u6210\u5458\u6570\u91cf\u4e3a 10000 \u4e2a\uff08\u6210\u5458\u6570\u91cf\u8fc7\u591a\uff09<\/p>\n<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; font-size: 16px; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\">\u4e00\u4e2a HASH \u683c\u5f0f\u7684 Key\uff0c\u5b83\u7684\u6210\u5458\u6570\u91cf\u867d\u7136\u53ea\u6709 1000 \u4e2a\u4f46\u8fd9\u4e9b\u6210\u5458\u7684 value \u603b\u5927\u5c0f\u4e3a 10MB\uff08\u6210\u5458\u4f53\u79ef\u8fc7\u5927\uff09<\/p>\n<\/section>\n<\/li>\n<\/ul>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">bigkey \u5e26\u6765\u95ee\u9898\u5982\u4e0b\uff1a<\/p>\n<ol class=\"list-paddingleft-1\" style=\"font-size: 15px; margin-top: 8px; margin-bottom: 8px; padding-left: 20px; color: #ffbf52;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">Redis \u5185\u5b58\u4e0d\u65ad\u53d8\u5927\u5f15\u53d1 OOM\uff0c\u6216\u8005\u8fbe\u5230 maxmemory \u8bbe \u7f6e\u503c\u5f15\u53d1\u5199\u963b\u585e\u6216\u91cd\u8981 Key \u88ab\u9010\u51fa\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">Redis Cluster \u4e2d\u7684\u67d0\u4e2a node \u5185\u5b58\u8fdc\u8d85\u5176\u4f59 node\uff0c\u4f46\u56e0 Redis Cluster \u7684\u6570\u636e\u8fc1\u79fb\u6700\u5c0f\u7c92\u5ea6\u4e3a Key \u800c\u65e0\u6cd5\u5c06 node \u4e0a\u7684\u5185\u5b58\u5747\u8861\u5316\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">bigkey \u7684\u8bfb\u8bf7\u6c42\u5360\u7528\u8fc7\u5927\u5e26\u5bbd\uff0c\u81ea\u8eab\u53d8\u6162\u7684\u540c\u65f6\u5f71\u54cd\u5230\u8be5\u670d\u52a1\u5668\u4e0a\u7684\u5176\u5b83\u670d\u52a1\uff1b<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; letter-spacing: 0.1em; word-spacing: 0.1em; color: rgba(0, 0, 0, 0.55);\">\u5220\u9664\u4e00\u4e2a bigkey \u9020\u6210\u4e3b\u5e93\u8f83\u957f\u65f6\u95f4\u7684\u963b\u585e\u5e76\u5f15\u53d1\u540c\u6b65\u4e2d\u65ad\u6216\u4e3b\u4ece\u5207\u6362\uff1b<\/section>\n<\/li>\n<\/ol>\n<h3 style=\"font-weight: bold; font-size: 20px; margin-top: 15px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 18px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 4px solid #ffe3a3;\">\u67e5\u627e bigkey<\/span><\/h3>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4f7f\u7528 redis-rdb-tools \u5de5\u5177\u4ee5\u5b9a\u5236\u5316\u65b9\u5f0f\u627e\u51fa\u5927 Key\u3002<\/p>\n<h3 style=\"font-weight: bold; font-size: 20px; margin-top: 15px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 18px; color: #f48a00; display: inline-block; padding-left: 10px; border-left: 4px solid #ffe3a3;\">\u89e3\u51b3\u65b9\u6848<\/span><\/h3>\n<h4 style=\"font-weight: bold; font-size: 18px; margin-top: 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 16px; color: #f48a00; display: inline-block;\">\u5bf9\u5927 key \u62c6\u5206<\/span><\/h4>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5982\u5c06\u4e00\u4e2a\u542b\u6709\u6570\u4e07\u6210\u5458\u7684 HASH Key \u62c6\u5206\u4e3a\u591a\u4e2a HASH Key\uff0c\u5e76\u786e\u4fdd\u6bcf\u4e2a Key \u7684\u6210\u5458\u6570\u91cf\u5728\u5408\u7406\u8303\u56f4\uff0c\u5728 Redis Cluster \u7ed3\u6784\u4e2d\uff0c\u5927 Key \u7684\u62c6\u5206\u5bf9 node \u95f4\u7684\u5185\u5b58\u5e73\u8861\u80fd\u591f\u8d77\u5230\u663e\u8457\u4f5c\u7528\u3002<\/p>\n<h4 style=\"font-weight: bold; font-size: 18px; margin-top: 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><span style=\"font-size: 16px; color: #f48a00; display: inline-block;\">\u5f02\u6b65\u6e05\u7406\u5927 key<\/span><\/h4>\n<p style=\"padding-top: 8px; padding-bottom: 8px; margin-top: 5px; margin-bottom: 5px; line-height: 1.75; letter-spacing: 0.1em; word-spacing: 0.1em; text-align: justify; color: rgba(0, 0, 0, 0.85);\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redis \u81ea 4.0 \u8d77\u63d0\u4f9b\u4e86 UNLINK \u547d\u4ee4\uff0c\u8be5\u547d\u4ee4\u80fd\u591f\u4ee5\u975e\u963b\u585e\u7684\u65b9\u5f0f\u7f13\u6162\u9010\u6b65\u7684\u6e05\u7406\u4f20\u5165\u7684 Key\uff0c\u901a\u8fc7 UNLINK\uff0c\u4f60\u53ef\u4ee5\u5b89\u5168\u7684\u5220\u9664\u5927 Key \u751a\u81f3\u7279\u5927 Key\u3002<\/p>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u901a\u5e38\u662f\u6211\u4eec\u4e1a\u52a1\u7cfb\u7edf\u4e2d\u4e00\u4e2a\u91cd\u8981\u7684\u7ec4\u4ef6\uff0c\u6bd4\u5982\uff1a\u7f13\u5b58\u3001\u8d26\u53f7\u767b\u5f55\u4fe1\u606f\u3001\u6392\u884c\u699c\u7b49\u3002 \u4e00\u65e6 Redis \u8bf7\u6c42\u5ef6 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,3],"tags":[],"class_list":["post-7195","post","type-post","status-publish","format-standard","hentry","category-linux","category-system"],"_links":{"self":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts\/7195","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7195"}],"version-history":[{"count":1,"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts\/7195\/revisions"}],"predecessor-version":[{"id":7788,"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts\/7195\/revisions\/7788"}],"wp:attachment":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7195"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}