{"id":195795,"date":"2024-11-13T17:58:22","date_gmt":"2024-11-13T09:58:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/195795\/"},"modified":"2024-11-13T17:58:23","modified_gmt":"2024-11-13T09:58:23","slug":"%e5%9c%a8redis%e4%b8%ad%e5%bf%ab%e9%80%9f%e6%9f%a5%e8%a9%a2%e4%b8%bb%e7%af%80%e9%bb%9e%ef%bc%88redis%e6%9f%a5%e8%a9%a2%e4%b8%bb%e7%af%80%e9%bb%9e%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/195795\/","title":{"rendered":"\u5728Redis\u4e2d\u5feb\u901f\u67e5\u8a62\u4e3b\u7bc0\u9ede\uff08redis\u67e5\u8a62\u4e3b\u7bc0\u9ede\uff09"},"content":{"rendered":"<h1 id=\"%e5%9c%a8redis%e4%b8%ad%e5%bf%ab%e9%80%9f%e6%9f%a5%e8%a9%a2%e4%b8%bb%e7%af%80%e9%bb%9e%ef%bc%88redis%e6%9f%a5%e8%a9%a2%e4%b8%bb%e7%af%80%e9%bb%9e%ef%bc%89-uIjyllfXgI\">\u5728Redis\u4e2d\u5feb\u901f\u67e5\u8a62\u4e3b\u7bc0\u9ede\uff08redis\u67e5\u8a62\u4e3b\u7bc0\u9ede\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u3002\u7576\u4f7f\u7528Redis\u9032\u884c\u5206\u4f48\u5f0f\u7cfb\u7d71\u7684\u8a2d\u8a08\u6642\uff0c\u4e86\u89e3\u5982\u4f55\u5feb\u901f\u67e5\u8a62\u4e3b\u7bc0\u9ede\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728Redis\u4e2d\u67e5\u8a62\u4e3b\u7bc0\u9ede\u7684\u5e7e\u7a2e\u65b9\u6cd5\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e4%b8%bb%e5%be%9e%e6%9e%b6%e6%a7%8b-uIjyllfXgI\">Redis\u7684\u4e3b\u5f9e\u67b6\u69cb<\/h2>\n<p>\u5728\u6df1\u5165\u67e5\u8a62\u4e3b\u7bc0\u9ede\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3Redis\u7684\u4e3b\u5f9e\u67b6\u69cb\u3002Redis\u652f\u6301\u4e3b\u5f9e\u8907\u88fd\uff0c\u9019\u610f\u5473\u8457\u4e00\u500b\u4e3b\u7bc0\u9ede\u53ef\u4ee5\u6709\u591a\u500b\u5f9e\u7bc0\u9ede\u3002\u4e3b\u7bc0\u9ede\u8ca0\u8cac\u8655\u7406\u6240\u6709\u7684\u5beb\u5165\u8acb\u6c42\uff0c\u800c\u5f9e\u7bc0\u9ede\u5247\u7528\u65bc\u8b80\u53d6\u8acb\u6c42\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u64f4\u5c55\u6027\u548c\u53ef\u7528\u6027\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e4%b8%bb%e7%af%80%e9%bb%9e%e7%9a%84%e6%96%b9%e6%b3%95-uIjyllfXgI\">\u67e5\u8a62\u4e3b\u7bc0\u9ede\u7684\u65b9\u6cd5<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u6709\u5e7e\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u67e5\u8a62\u4e3b\u7bc0\u9ede\u7684\u4fe1\u606f\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8info%e5%91%bd%e4%bb%a4-uIjyllfXgI\">1. \u4f7f\u7528INFO\u547d\u4ee4<\/h3>\n<p>Redis\u63d0\u4f9b\u4e86\u4e00\u500b\u540d\u70ba<code>INFO<\/code>\u7684\u547d\u4ee4\uff0c\u53ef\u4ee5\u7528\u4f86\u7372\u53d6\u7576\u524dRedis\u5be6\u4f8b\u7684\u5404\u7a2e\u4fe1\u606f\uff0c\u5305\u62ec\u4e3b\u5f9e\u72c0\u614b\u3002\u4f7f\u7528<code>INFO replication<\/code>\u547d\u4ee4\u53ef\u4ee5\u7372\u53d6\u4e3b\u5f9e\u8907\u88fd\u7684\u8a73\u7d30\u4fe1\u606f\u3002<\/p>\n<pre><code>127.0.0.1:6379&gt; INFO replication\n# Replication\nrole:master\nconnected_slaves:2\nslave0:ip=192.168.1.2,port=6379,state=online,offset=12345,lag=0\nslave1:ip=192.168.1.3,port=6379,state=online,offset=12345,lag=0\n<\/code><\/pre>\n<p>\u5f9e\u4e0a\u9762\u7684\u8f38\u51fa\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u770b\u5230\u7576\u524d\u7bc0\u9ede\u7684\u89d2\u8272\u662f\u4e3b\u7bc0\u9ede\uff08<code>role:master<\/code>\uff09\uff0c\u4e26\u4e14\u6709\u5169\u500b\u9023\u63a5\u7684\u5f9e\u7bc0\u9ede\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8cluster-nodes%e5%91%bd%e4%bb%a4-uIjyllfXgI\">2. \u4f7f\u7528CLUSTER NODES\u547d\u4ee4<\/h3>\n<p>\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662fRedis\u96c6\u7fa4\u6a21\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u7528<code>CLUSTER NODES<\/code>\u547d\u4ee4\u4f86\u67e5\u8a62\u96c6\u7fa4\u4e2d\u7684\u6240\u6709\u7bc0\u9ede\u4fe1\u606f\uff0c\u5305\u62ec\u4e3b\u7bc0\u9ede\u548c\u5f9e\u7bc0\u9ede\u3002<\/p>\n<pre><code>127.0.0.1:6379&gt; CLUSTER NODES\na1b2c3d4e5f6 192.168.1.1:6379 master - 0 1633036800000 1 connected 0-16383\na1b2c3d4e5f7 192.168.1.2:6379 slave a1b2c3d4e5f6 0 1633036800000 1 connected\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u60a8\u53ef\u4ee5\u770b\u5230\u4e3b\u7bc0\u9ede\u7684ID\u548cIP\u5730\u5740\uff0c\u4ee5\u53ca\u5176\u5f9e\u7bc0\u9ede\u7684\u76f8\u95dc\u4fe1\u606f\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8redis%e5%ae%a2%e6%88%b6%e7%ab%af%e5%ba%ab-uIjyllfXgI\">3. \u4f7f\u7528Redis\u5ba2\u6236\u7aef\u5eab<\/h3>\n<p>\u8a31\u591aRedis\u5ba2\u6236\u7aef\u5eab\u63d0\u4f9b\u4e86\u65b9\u4fbf\u7684\u65b9\u6cd5\u4f86\u67e5\u8a62\u4e3b\u7bc0\u9ede\u3002\u4f8b\u5982\uff0c\u5728Python\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528<code>redis-py<\/code>\u5eab\u4f86\u7372\u53d6\u4e3b\u7bc0\u9ede\u7684\u4fe1\u606f\uff1a<\/p>\n<pre><code>import redis\n\nr = redis.Redis(host='localhost', port=6379)\ninfo = r.info('replication')\nprint(info['role'])  # \u8f38\u51fa 'master'\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u9023\u63a5\u5230Redis\u5be6\u4f8b\u4e26\u67e5\u8a62\u5176\u4e3b\u5f9e\u89d2\u8272\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-uIjyllfXgI\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u67e5\u8a62\u4e3b\u7bc0\u9ede\u6642\uff0c\u5efa\u8b70\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u6aa2\u67e5\u4e3b\u5f9e\u72c0\u614b\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u5065\u5eb7\u904b\u884c\u3002<\/li>\n<li>\u5728\u9ad8\u8ca0\u8f09\u60c5\u6cc1\u4e0b\uff0c\u8003\u616e\u4f7f\u7528\u5f9e\u7bc0\u9ede\u4f86\u8655\u7406\u8b80\u53d6\u8acb\u6c42\uff0c\u4ee5\u6e1b\u8f15\u4e3b\u7bc0\u9ede\u7684\u58d3\u529b\u3002<\/li>\n<li>\u4f7f\u7528\u76e3\u63a7\u5de5\u5177\u4f86\u8ddf\u8e64\u4e3b\u5f9e\u8907\u88fd\u7684\u5ef6\u9072\u548c\u6027\u80fd\u6307\u6a19\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-uIjyllfXgI\">\u7e3d\u7d50<\/h2>\n<p>\u5728Redis\u4e2d\u5feb\u901f\u67e5\u8a62\u4e3b\u7bc0\u9ede\u662f\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u7684\u95dc\u9375\u3002\u901a\u904e\u4f7f\u7528<code>INFO<\/code>\u548c<code>CLUSTER NODES<\/code>\u547d\u4ee4\uff0c\u6216\u662f\u5229\u7528\u5ba2\u6236\u7aef\u5eab\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u7372\u53d6\u4e3b\u7bc0\u9ede\u7684\u4fe1\u606f\u3002\u4e86\u89e3\u9019\u4e9b\u67e5\u8a62\u65b9\u6cd5\u4e0d\u50c5\u80fd\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406Redis\u5be6\u4f8b\uff0c\u9084\u80fd\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5feb\u901f\u67e5\u8a62Redis\u4e3b\u7bc0\u9ede\u7684\u65b9\u6cd5\uff0c\u63d0\u5347\u6578\u64da\u5b58\u53d6\u6548\u7387\uff0c\u78ba\u4fdd\u9ad8\u6548\u80fd\u7684\u6578\u64da\u7ba1\u7406\u8207\u64cd\u4f5c\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-195795","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195795","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=195795"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195795\/revisions"}],"predecessor-version":[{"id":195796,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195795\/revisions\/195796"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=195795"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=195795"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=195795"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}