{"id":323,"date":"2025-07-11T20:54:39","date_gmt":"2025-07-11T12:54:39","guid":{"rendered":"https:\/\/www.xxiaoteng.cn\/?p=323"},"modified":"2026-05-11T21:25:31","modified_gmt":"2026-05-11T13:25:31","slug":"redis%e9%9b%86%e7%be%a4","status":"publish","type":"post","link":"https:\/\/www.xxiaoteng.cn\/?p=323","title":{"rendered":"Redis\u96c6\u7fa4"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"toc-0\">\u4e00\u3001Redis\u96c6\u7fa4\u6982\u8ff0<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc-1\">1\u3001\u4ec0\u4e48\u662fRedis\u96c6\u7fa4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">2018\u5e74\u5341\u6708 Redis \u53d1\u5e03\u4e86\u7a33\u5b9a\u7248\u672c\u7684 5.0 \u7248\u672c\uff0c\u63a8\u51fa\u4e86\u5404\u79cd\u65b0\u7279\u6027\uff0c\u5176\u4e2d\u4e00\u70b9\u662f\u653e\u5f03 Ruby\u7684\u96c6\u7fa4\u65b9\u5f0f\uff0c\u6539\u4e3a \u4f7f\u7528 C\u8bed\u8a00\u7f16\u5199\u7684 redis-cli\u7684\u65b9\u5f0f\uff0c\u4f7f\u96c6\u7fa4\u7684\u6784\u5efa\u65b9\u5f0f\u590d\u6742\u5ea6\u5927\u5927\u964d\u4f4e\u3002\u5173\u4e8e\u96c6\u7fa4\u7684\u66f4\u65b0\u53ef\u4ee5\u5728 Redis5 \u7684\u7248\u672c\u8bf4\u660e\u4e2d\u770b\u5230\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">The cluster manager was ported from Ruby (redis-trib.rb) to C code inside redis-cli. check <code class=\"prettyprint\" >redis-cli --cluster help<\/code> for more info.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u67e5\u770bRedis\u5b98\u7f51\u67e5\u770b\u96c6\u7fa4\u642d\u5efa\u65b9\u5f0f\uff0c\u8fde\u63a5\u5982\u4e0b<\/p>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/redis.io\/topics\/cluster-tutorial\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u6b65\u9aa4\u662f\u5728\u4e00\u53f0 Linux \u670d\u52a1\u5668\u4e0a\u642d\u5efa\u67096\u4e2a\u8282\u70b9\u7684 Redis\u96c6\u7fa4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\uff1a\u5b9e\u9645\u8fd0\u7ef4\u5de5\u4f5c\u4e2d\uff0c\u5927\u6982\u9700\u89813\u53f0\u673a\u5668\uff0c\u6bcf\u53f0\u673a\u56682\u4e2a\u8282\u70b9\u3002\u4f46\u662f\u8be6\u7ec6\u89c4\u5212\u4e3b\u4ece\u5173\u7cfb\uff0c\u5c3d\u91cf\u4e0d\u8981\u628a\u4e00\u7ec4\u4e3b\u4ece\u653e\u5728\u540c\u4e00\u53f0\u670d\u52a1\u5668\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Redis01 Redis02 Redis03<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u4e3b 1\u4ece<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u4e3b 2\u4ece<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u4ece 3\u4e3b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc-2\">2\u3001\u521b\u5efa\u76ee\u5f55<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u5730\u5740\uff1a10.1.1.27<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u673a\u540d\u79f0\uff1aredis.itcast.cn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65b0\u5efa\u76ee\u5f55\uff1a\/redis<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc-3\">3\u3001\u4e0b\u8f7d\u6e90\u7801\u5e76\u89e3\u538b\u7f16\u8bd1<\/h2>\n\n\n\n<pre class=\"wp-block-preformatted\">yum install wget -y<br>wget http:\/\/download.redis.io\/releases\/redis-5.0.5.tar.gz<br>tar xzf redis-5.0.5.tar.gz<br>cd redis-5.0.5<br>make<\/pre>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"toc-4\">\u4e8c\u3001Redis\u96c6\u7fa4\u914d\u7f6e<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc-5\">1\u3001\u521b\u5efa\u914d\u7f6e\u6587\u4ef6<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\uff1a6\u4e2a\u914d\u7f6e\u6587\u4ef6\u4e0d\u80fd\u5728\u540c\u4e00\u4e2a\u76ee\u5f55\uff0c\u6b64\u5904\u6211\u4eec\u5b9a\u4e49\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"># mkdir \/redis\/conf\/700{1..6}<br>\/redis\/conf\/7001\/redis.conf<br>\/redis\/conf\/7002\/redis.conf<br>\/redis\/conf\/7003\/redis.conf<br>\/redis\/conf\/7004\/redis.conf<br>\/redis\/conf\/7005\/redis.conf<br>\/redis\/conf\/7006\/redis.conf<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc-6\">2\u3001\u914d\u7f6e\u6587\u4ef6\u5185\u5bb9<\/h2>\n\n\n\n<pre class=\"wp-block-preformatted\">port 7001 #\u7aef\u53e3<br>cluster-enabled yes #\u542f\u7528\u96c6\u7fa4\u6a21\u5f0f<br>cluster-config-file nodes_7001.conf<br>cluster-node-timeout 5000 #\u8d85\u65f6\u65f6\u95f4<br>appendonly yes<br>daemonize yes #\u540e\u53f0\u8fd0\u884c<br>protected-mode no #\u975e\u4fdd\u62a4\u6a21\u5f0f<br>pidfile \/var\/run\/redis_7001.pid<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\uff1a\u5176\u4e2d port \u548c pidfile \u9700\u8981\u968f\u7740\u6587\u4ef6\u5939\u7684\u4e0d\u540c\u9012\u589e\uff0c\u4e00\u952e\u914d\u5408\u811a\u672c<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">#!\/bin\/bash<br>for i in $(seq 7001 7006)<br>do<br>cat &gt; \/redis\/conf\/$i\/redis.conf &lt;&lt;EOF<br>port $i<br>cluster-enabled yes<br>cluster-config-file nodes_$i.conf<br>cluster-node-timeout 5000<br>appendonly yes<br>daemonize yes<br>protected-mode no<br>pidfile \/var\/run\/redis_$i.pid<br>EOF<br>done<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc-7\">3\u3001\u542f\u52a8\u8282\u70b9<\/h2>\n\n\n\n<pre class=\"wp-block-preformatted\">#!\/bin\/bash<br>for i in $(seq 7001 7006)<br>do<br>\/root\/redis-5.0.5\/src\/redis-server \/redis\/conf\/$i\/redis.conf<br>done<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc-8\">4\u3001\u542f\u52a8\u96c6\u7fa4<\/h2>\n\n\n\n<pre class=\"wp-block-preformatted\">\/root\/redis-5.0.5\/src\/redis-cli --cluster create 127.0.0.1:7001 127.0.0.1:7002 127.0.0.1:7003 127.0.0.1:7004 127.0.0.1:7005 127.0.0.1:7006 --cluster-replicas 1<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u81f3\u6b64\uff0cReids5 \u96c6\u7fa4\u642d\u5efa\u5b8c\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6d4b\u8bd5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"># \/root\/redis-5.0.5\/src\/redis-cli -c -p 7001<br>\u6ce8\uff1a\u4e00\u5b9a\u8981\u6dfb\u52a0-c\u9009\u9879\uff0c\u5426\u5219redis-cli\u9ed8\u8ba4\u542f\u52a8\u662f\u4e0d\u4ee5\u96c6\u7fa4\u65b9\u5f0f\u542f\u52a8<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc-9\">5\u3001\u5173\u95ed\u96c6\u7fa4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u914d\u7f6e\u6587\u4ef6<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"># vim \/root\/redis-5.0.5\/utils\/create-cluster\/create-cluster<br>\u7aef\u53e3PORT\u8bbe\u7f6e\u4e3a7000\uff0cNODES\u4e3a6\uff0c\u5de5\u5177\u4f1a\u81ea\u52a8\u7d2f\u52a01 \u751f\u6210 7001-7006 \u516d\u4e2a\u8282\u70b9 \u7528\u4e8e\u64cd\u4f5c<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5173\u95ed\u96c6\u7fa4<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cd \/root\/redis-5.0.5\/utils\/create-cluster<br>.\/create-cluster stop<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u542f\u52a8\u96c6\u7fa4<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">.\/create-cluster start<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toc-10\">6\u3001\u96c6\u7fa4\u539f\u7406<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">redis cluster\u5728\u8bbe\u8ba1\u7684\u65f6\u5019\uff0c\u5c31\u8003\u8651\u5230\u4e86\u53bb\u4e2d\u5fc3\u5316\uff0c\u53bb\u4e2d\u95f4\u4ef6\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u96c6\u7fa4\u4e2d\u7684\u6bcf\u4e2a\u8282\u70b9\u90fd\u662f\u5e73\u7b49\u7684\u5173\u7cfb\uff0c\u90fd\u662f\u5bf9\u7b49\u7684\uff0c\u6bcf\u4e2a\u8282\u70b9\u90fd\u4fdd\u5b58\u5404\u81ea\u7684\u6570\u636e\u548c\u6574\u4e2a\u96c6\u7fa4\u7684\u72b6\u6001\u3002\u6bcf\u4e2a\u8282\u70b9\u90fd\u548c\u5176\u4ed6\u6240\u6709\u8282\u70b9\u8fde\u63a5\uff0c\u800c\u4e14\u8fd9\u4e9b\u8fde\u63a5\u4fdd\u6301\u6d3b\u8dc3\uff0c\u8fd9\u6837\u5c31\u4fdd\u8bc1\u4e86\u6211\u4eec\u53ea\u9700\u8981\u8fde\u63a5\u96c6\u7fa4\u4e2d\u7684\u4efb\u610f\u4e00\u4e2a\u8282\u70b9\uff0c\u5c31\u53ef\u4ee5\u83b7\u53d6\u5230\u5176\u4ed6\u8282\u70b9\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Redis \u96c6\u7fa4\u6ca1\u6709\u5e76\u4f7f\u7528\u4f20\u7edf\u7684\u4e00\u81f4\u6027\u54c8\u5e0c\u6765\u5206\u914d\u6570\u636e\uff0c\u800c\u662f\u91c7\u7528\u53e6\u5916\u4e00\u79cd\u53eb\u505a<code class=\"prettyprint\" >\u54c8\u5e0c\u69fd (hash slot)<\/code>\u7684\u65b9\u5f0f\u6765\u5206\u914d\u7684\u3002redis cluster \u9ed8\u8ba4\u5206\u914d\u4e86 16384 \u4e2aslot\uff0c\u5f53\u6211\u4eecset\u4e00\u4e2akey \u65f6\uff0c\u4f1a\u7528<code class=\"prettyprint\" >CRC16<\/code>\u7b97\u6cd5\u6765\u53d6\u6a21\u5f97\u5230\u6240\u5c5e\u7684<code class=\"prettyprint\" >slot<\/code>\uff0c\u7136\u540e\u5c06\u8fd9\u4e2akey \u5206\u5230\u54c8\u5e0c\u69fd\u533a\u95f4\u7684\u8282\u70b9\u4e0a\uff0c\u5177\u4f53\u7b97\u6cd5\u5c31\u662f\uff1a<code class=\"prettyprint\" >CRC16(key) % 16384\u3002\u6240\u4ee5\u6211\u4eec\u5728\u6d4b\u8bd5\u7684\u65f6\u5019\u770b\u5230set \u548c get \u7684\u65f6\u5019\uff0c\u76f4\u63a5\u8df3\u8f6c\u5230\u4e867000\u7aef\u53e3\u7684\u8282\u70b9\u3002<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Redis \u96c6\u7fa4\u4f1a\u628a\u6570\u636e\u5b58\u5728\u4e00\u4e2a master \u8282\u70b9\uff0c\u7136\u540e\u5728\u8fd9\u4e2a master \u548c\u5176\u5bf9\u5e94\u7684salve \u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u540c\u6b65\u3002\u5f53\u8bfb\u53d6\u6570\u636e\u65f6\uff0c\u4e5f\u6839\u636e\u4e00\u81f4\u6027\u54c8\u5e0c\u7b97\u6cd5\u5230\u5bf9\u5e94\u7684 master \u8282\u70b9\u83b7\u53d6\u6570\u636e\u3002\u53ea\u6709\u5f53\u4e00\u4e2amaster \u6302\u6389\u4e4b\u540e\uff0c\u624d\u4f1a\u542f\u52a8\u4e00\u4e2a\u5bf9\u5e94\u7684 salve \u8282\u70b9\uff0c\u5145\u5f53 master \u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u8981\u6ce8\u610f\u7684\u662f\uff1a\u5fc5\u987b\u8981<code class=\"prettyprint\" >3\u4e2a\u6216\u4ee5\u4e0a<\/code>\u7684\u4e3b\u8282\u70b9\uff0c\u5426\u5219\u5728\u521b\u5efa\u96c6\u7fa4\u65f6\u4f1a\u5931\u8d25\uff0c\u5e76\u4e14\u5f53\u5b58\u6d3b\u7684\u4e3b\u8282\u70b9\u6570\u5c0f\u4e8e\u603b\u8282\u70b9\u6570\u7684\u4e00\u534a\u65f6\uff0c\u6574\u4e2a\u96c6\u7fa4\u5c31\u65e0\u6cd5\u63d0\u4f9b\u670d\u52a1\u4e86\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u4e3b 3\u4ece = \u6b63\u5e38<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u4e3b 3\u4ece = 1 &lt; (1+3)\/2 = 2 = \u96c6\u7fa4\u5931\u6548<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001Redis\u96c6\u7fa4\u6982\u8ff0 1\u3001\u4ec0\u4e48\u662fRedis\u96c6\u7fa4 2018\u5e74\u5341\u6708 Redis \u53d1\u5e03\u4e86\u7a33\u5b9a\u7248\u672c\u7684 5.0 \u7248\u672c\uff0c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31],"tags":[],"class_list":["post-323","post","type-post","status-publish","format-standard","hentry","category-redis"],"_links":{"self":[{"href":"https:\/\/www.xxiaoteng.cn\/index.php?rest_route=\/wp\/v2\/posts\/323","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xxiaoteng.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xxiaoteng.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xxiaoteng.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xxiaoteng.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=323"}],"version-history":[{"count":1,"href":"https:\/\/www.xxiaoteng.cn\/index.php?rest_route=\/wp\/v2\/posts\/323\/revisions"}],"predecessor-version":[{"id":324,"href":"https:\/\/www.xxiaoteng.cn\/index.php?rest_route=\/wp\/v2\/posts\/323\/revisions\/324"}],"wp:attachment":[{"href":"https:\/\/www.xxiaoteng.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=323"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xxiaoteng.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=323"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xxiaoteng.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=323"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}