{"id":97208,"date":"2024-10-20T15:54:18","date_gmt":"2024-10-20T07:54:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97208\/"},"modified":"2024-10-20T15:54:19","modified_gmt":"2024-10-20T07:54:19","slug":"redis-cluster-%e5%8e%9f%e7%90%86%e8%aa%aa%e7%9a%84%e9%a0%ad%e9%a0%ad%e6%98%af%e9%81%93%ef%bc%8c%e9%80%99%e4%ba%9b%e9%85%8d%e7%bd%ae%e4%b8%8d%e6%87%82%e5%b0%b1%e6%98%af%e7%b4%99%e4%b8%8a%e8%ab%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97208\/","title":{"rendered":"Redis Cluster \u539f\u7406\u8aaa\u7684\u982d\u982d\u662f\u9053\uff0c\u9019\u4e9b\u914d\u7f6e\u4e0d\u61c2\u5c31\u662f\u7d19\u4e0a\u8ac7\u5175"},"content":{"rendered":"<h1 id=\"redis-cluster-%e5%8e%9f%e7%90%86%e8%aa%aa%e7%9a%84%e9%a0%ad%e9%a0%ad%e6%98%af%e9%81%93%ef%bc%8c%e9%80%99%e4%ba%9b%e9%85%8d%e7%bd%ae%e4%b8%8d%e6%87%82%e5%b0%b1%e6%98%af%e7%b4%99%e4%b8%8a%e8%ab%87-HtGRWmTquC\">Redis Cluster \u539f\u7406\u8aaa\u7684\u982d\u982d\u662f\u9053\uff0c\u9019\u4e9b\u914d\u7f6e\u4e0d\u61c2\u5c31\u662f\u7d19\u4e0a\u8ac7\u5175<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u7684\u9996\u9078\u3002\u7279\u5225\u662f Redis Cluster\uff0c\u9019\u4e00\u529f\u80fd\u4f7f\u5f97 Redis \u80fd\u5920\u5728\u591a\u500b\u7bc0\u9ede\u4e4b\u9593\u5206\u6563\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u53ef\u64f4\u5c55\u6027\u548c\u53ef\u7528\u6027\u3002\u7136\u800c\uff0c\u5c0d\u65bc\u8a31\u591a\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u7406\u89e3 Redis Cluster \u7684\u539f\u7406\u548c\u914d\u7f6e\u4e26\u4e0d\u5bb9\u6613\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis Cluster \u7684\u5de5\u4f5c\u539f\u7406\u53ca\u5176\u914d\u7f6e\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u638c\u63e1\u9019\u4e00\u6280\u8853\u3002<\/p>\n<h2 id=\"redis-cluster-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-HtGRWmTquC\">Redis Cluster \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis Cluster \u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u7684 Redis \u90e8\u7f72\u65b9\u5f0f\uff0c\u5141\u8a31\u6578\u64da\u5728\u591a\u500b Redis \u7bc0\u9ede\u4e4b\u9593\u9032\u884c\u5206\u7247\u3002\u9019\u610f\u5473\u8457\uff0c\u7576\u6578\u64da\u91cf\u589e\u9577\u6642\uff0c\u53ef\u4ee5\u901a\u904e\u589e\u52a0\u7bc0\u9ede\u4f86\u64f4\u5c55\u7cfb\u7d71\uff0c\u800c\u4e0d\u5fc5\u64d4\u5fc3\u55ae\u4e00\u7bc0\u9ede\u7684\u6027\u80fd\u74f6\u9838\u3002<\/p>\n<h3 id=\"%e5%88%86%e7%89%87%e5%8e%9f%e7%90%86-HtGRWmTquC\">\u5206\u7247\u539f\u7406<\/h3>\n<p>Redis Cluster \u4f7f\u7528\u4e00\u7a2e\u7a31\u70ba\u300c\u54c8\u5e0c\u69fd\u300d\u7684\u6a5f\u5236\u4f86\u5be6\u73fe\u6578\u64da\u7684\u5206\u7247\u3002\u6574\u500b\u96c6\u7fa4\u7684\u6578\u64da\u88ab\u5283\u5206\u70ba 16384 \u500b\u54c8\u5e0c\u69fd\uff0c\u6bcf\u500b\u9375\u5728\u5b58\u5132\u6642\u6703\u6839\u64da\u5176\u54c8\u5e0c\u503c\u88ab\u6620\u5c04\u5230\u9019\u4e9b\u69fd\u4e2d\u3002\u6bcf\u500b\u7bc0\u9ede\u8ca0\u8cac\u4e00\u90e8\u5206\u54c8\u5e0c\u69fd\uff0c\u9019\u6a23\u53ef\u4ee5\u5be6\u73fe\u6578\u64da\u7684\u5747\u52fb\u5206\u4f48\u3002<\/p>\n<pre><code>\n# \u8a08\u7b97\u54c8\u5e0c\u69fd\u7684\u793a\u4f8b\ndef get_slot(key):\n    return hash(key) % 16384\n<\/code><\/pre>\n<h3 id=\"%e9%ab%98%e5%8f%af%e7%94%a8%e6%80%a7-HtGRWmTquC\">\u9ad8\u53ef\u7528\u6027<\/h3>\n<p>Redis Cluster \u4e5f\u63d0\u4f9b\u4e86\u9ad8\u53ef\u7528\u6027\u652f\u6301\u3002\u6bcf\u500b\u4e3b\u7bc0\u9ede\u53ef\u4ee5\u6709\u4e00\u500b\u6216\u591a\u500b\u5f9e\u7bc0\u9ede\uff0c\u5f9e\u7bc0\u9ede\u6703\u5b9a\u671f\u5f9e\u4e3b\u7bc0\u9ede\u540c\u6b65\u6578\u64da\u3002\u5982\u679c\u4e3b\u7bc0\u9ede\u767c\u751f\u6545\u969c\uff0c\u96c6\u7fa4\u53ef\u4ee5\u81ea\u52d5\u5c07\u4e00\u500b\u5f9e\u7bc0\u9ede\u63d0\u5347\u70ba\u4e3b\u7bc0\u9ede\uff0c\u5f9e\u800c\u4fdd\u8b49\u7cfb\u7d71\u7684\u6301\u7e8c\u904b\u884c\u3002<\/p>\n<h2 id=\"redis-cluster-%e7%9a%84%e9%85%8d%e7%bd%ae-HtGRWmTquC\">Redis Cluster \u7684\u914d\u7f6e<\/h2>\n<p>\u96d6\u7136 Redis Cluster \u7684\u539f\u7406\u76f8\u5c0d\u7c21\u55ae\uff0c\u4f46\u5728\u5be6\u969b\u914d\u7f6e\u4e2d\u537b\u9700\u8981\u6ce8\u610f\u8a31\u591a\u7d30\u7bc0\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u95dc\u9375\u7684\u914d\u7f6e\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%af%80%e9%bb%9e%e9%85%8d%e7%bd%ae-HtGRWmTquC\">1. \u7bc0\u9ede\u914d\u7f6e<\/h3>\n<p>\u6bcf\u500b Redis \u7bc0\u9ede\u90fd\u9700\u8981\u5728\u5176\u914d\u7f6e\u6587\u4ef6\u4e2d\u555f\u7528\u96c6\u7fa4\u6a21\u5f0f\u3002\u9019\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e\u4ee5\u4e0b\u53c3\u6578\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>\ncluster-enabled yes\ncluster-config-file nodes.conf\ncluster-node-timeout 5000\n<\/code><\/pre>\n<h3 id=\"2-%e5%89%b5%e5%bb%ba%e9%9b%86%e7%be%a4-HtGRWmTquC\">2. \u5275\u5efa\u96c6\u7fa4<\/h3>\n<p>\u5728\u555f\u52d5\u6240\u6709\u7bc0\u9ede\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528 Redis \u63d0\u4f9b\u7684\u547d\u4ee4\u884c\u5de5\u5177\u4f86\u5275\u5efa\u96c6\u7fa4\uff1a<\/p>\n<pre><code>\nredis-cli --cluster create : : ... --cluster-replicas 1\n<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u6703\u5275\u5efa\u4e00\u500b\u5305\u542b\u4e3b\u7bc0\u9ede\u548c\u5f9e\u7bc0\u9ede\u7684\u96c6\u7fa4\uff0c\u4e26\u6307\u5b9a\u6bcf\u500b\u4e3b\u7bc0\u9ede\u6709\u4e00\u500b\u5f9e\u7bc0\u9ede\u3002<\/p>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e5%88%86%e7%89%87-HtGRWmTquC\">3. \u6578\u64da\u5206\u7247<\/h3>\n<p>\u5728\u96c6\u7fa4\u5275\u5efa\u5b8c\u6210\u5f8c\uff0cRedis \u6703\u81ea\u52d5\u5c07\u6578\u64da\u5206\u7247\u5230\u5404\u500b\u7bc0\u9ede\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u9375\u4f86\u8a2a\u554f\u6578\u64da\uff0cRedis \u6703\u6839\u64da\u54c8\u5e0c\u69fd\u81ea\u52d5\u8def\u7531\u8acb\u6c42\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c%e8%88%87%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-HtGRWmTquC\">\u5e38\u898b\u554f\u984c\u8207\u89e3\u6c7a\u65b9\u6848<\/h2>\n<ul>\n<li><strong>\u5982\u4f55\u8655\u7406\u7bc0\u9ede\u6545\u969c\uff1f<\/strong> Redis Cluster \u6703\u81ea\u52d5\u6aa2\u6e2c\u7bc0\u9ede\u6545\u969c\u4e26\u9032\u884c\u6545\u969c\u8f49\u79fb\uff0c\u4f46\u9700\u8981\u78ba\u4fdd\u914d\u7f6e\u4e86\u8db3\u5920\u7684\u5f9e\u7bc0\u9ede\u3002<\/li>\n<li><strong>\u5982\u4f55\u9032\u884c\u6578\u64da\u9077\u79fb\uff1f<\/strong> \u53ef\u4ee5\u4f7f\u7528 <code>redis-cli --cluster reshard<\/code> \u547d\u4ee4\u4f86\u91cd\u65b0\u5206\u914d\u54c8\u5e0c\u69fd\uff0c\u5be6\u73fe\u6578\u64da\u7684\u5e73\u8861\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HtGRWmTquC\">\u7e3d\u7d50<\/h2>\n<p>Redis Cluster \u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5728\u9762\u5c0d\u5927\u898f\u6a21\u6578\u64da\u6642\u4fdd\u6301\u9ad8\u6548\u548c\u7a69\u5b9a\u3002\u7136\u800c\uff0c\u50c5\u50c5\u4e86\u89e3\u5176\u539f\u7406\u662f\u4e0d\u5920\u7684\uff0c\u6b63\u78ba\u7684\u914d\u7f6e\u548c\u7ba1\u7406\u624d\u662f\u6210\u529f\u7684\u95dc\u9375\u3002\u5c0d\u65bc\u5e0c\u671b\u5728\u9999\u6e2f\u5c0b\u627e\u9ad8\u6548\u80fd\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u4e86\u89e3 Redis Cluster \u7684\u904b\u4f5c\u539f\u7406\u548c\u914d\u7f6e\u65b9\u6cd5\u5c07\u5927\u6709\u88e8\u76ca\u3002\u7121\u8ad6\u662f\u9078\u64c7 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u96f2\u670d\u52d9\uff0c\u638c\u63e1\u9019\u4e9b\u77e5\u8b58\u90fd\u80fd\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u5229\u7528\u8cc7\u6e90\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u89e3\u6790Redis Cluster\u539f\u7406\uff0c\u63ed\u793a\u914d\u7f6e\u8981\u9ede\uff0c\u8b93\u4f60\u4e0d\u518d\u7d19\u4e0a\u8ac7\u5175\uff0c\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u7ba1\u7406\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-97208","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97208","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=97208"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97208\/revisions"}],"predecessor-version":[{"id":97209,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97208\/revisions\/97209"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97208"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}