{"id":97974,"date":"2024-10-20T22:43:16","date_gmt":"2024-10-20T14:43:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97974\/"},"modified":"2024-10-20T22:43:17","modified_gmt":"2024-10-20T14:43:17","slug":"redis%e6%a7%bd%e6%a9%9f%e5%88%b6%e6%8f%90%e5%8d%87%e7%b7%a9%e5%ad%98%e6%80%a7%e8%83%bd%e5%88%86%e7%89%87%e6%8a%80%e8%a1%93%ef%bc%88redis-%e6%a7%bd-%e5%88%86%e7%89%87%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97974\/","title":{"rendered":"Redis\u69fd\u6a5f\u5236\u63d0\u5347\u7de9\u5b58\u6027\u80fd\u5206\u7247\u6280\u8853\uff08redis \u69fd \u5206\u7247\uff09"},"content":{"rendered":"<h1 id=\"redis-%e6%a7%bd%e6%a9%9f%e5%88%b6%e6%8f%90%e5%8d%87%e7%b7%a9%e5%ad%98%e6%80%a7%e8%83%bd%e5%88%86%e7%89%87%e6%8a%80%e8%a1%93%ef%bc%88redis-%e6%a7%bd-%e5%88%86%e7%89%87%ef%bc%89-AGekJvnGMI\">Redis \u69fd\u6a5f\u5236\u63d0\u5347\u7de9\u5b58\u6027\u80fd\u5206\u7247\u6280\u8853\uff08Redis \u69fd \u5206\u7247\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u7de9\u5b58\u6280\u8853\u5df2\u6210\u70ba\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u548c\u6578\u64da\u5b58\u5132\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u69fd\u6a5f\u5236\u53ca\u5176\u5728\u7de9\u5b58\u6027\u80fd\u5206\u7247\u6280\u8853\u4e2d\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis-%e6%a7%bd%e6%a9%9f%e5%88%b6%ef%bc%9f-AGekJvnGMI\">\u4ec0\u9ebc\u662f Redis \u69fd\u6a5f\u5236\uff1f<\/h2>\n<p>Redis \u7684\u69fd\u6a5f\u5236\u4e3b\u8981\u7528\u65bc\u5be6\u73fe\u6578\u64da\u7684\u5206\u7247\uff08sharding\uff09\u3002\u5728 Redis \u96c6\u7fa4\u4e2d\uff0c\u6578\u64da\u88ab\u5283\u5206\u70ba 16384 \u500b\u69fd\uff08slots\uff09\uff0c\u6bcf\u500b\u9375\uff08key\uff09\u90fd\u6703\u88ab\u6620\u5c04\u5230\u9019\u4e9b\u69fd\u4e2d\u7684\u4e00\u500b\u3002\u9019\u7a2e\u8a2d\u8a08\u4f7f\u5f97 Redis \u80fd\u5920\u5728\u591a\u500b\u7bc0\u9ede\u4e4b\u9593\u5206\u914d\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n<h3 id=\"%e6%a7%bd%e7%9a%84%e8%a8%88%e7%ae%97%e6%96%b9%e5%bc%8f-AGekJvnGMI\">\u69fd\u7684\u8a08\u7b97\u65b9\u5f0f<\/h3>\n<p>\u6bcf\u500b\u9375\u7684\u69fd\u865f\u662f\u901a\u904e\u4ee5\u4e0b\u516c\u5f0f\u8a08\u7b97\u7684\uff1a<\/p>\n<pre><code>slot = CRC16(key) mod 16384<\/code><\/pre>\n<p>\u9019\u88e1\uff0cCRC16 \u662f\u4e00\u7a2e\u6821\u9a57\u548c\u7b97\u6cd5\uff0c\u7528\u65bc\u751f\u6210\u9375\u7684\u54c8\u5e0c\u503c\u3002\u901a\u904e\u53d6\u6a21\u64cd\u4f5c\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u9375\u6620\u5c04\u5230 0 \u5230 16383 \u7684\u7bc4\u570d\u5167\uff0c\u9019\u6a23\u5c31\u80fd\u78ba\u4fdd\u6bcf\u500b\u9375\u90fd\u80fd\u88ab\u5206\u914d\u5230\u4e00\u500b\u69fd\u4e2d\u3002<\/p>\n<h2 id=\"redis-%e5%88%86%e7%89%87%e7%9a%84%e5%84%aa%e5%8b%a2-AGekJvnGMI\">Redis \u5206\u7247\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff1a<\/strong>\u901a\u904e\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7bc0\u9ede\uff0cRedis \u53ef\u4ee5\u8f15\u9b06\u5730\u64f4\u5c55\u4ee5\u8655\u7406\u66f4\u5927\u7684\u6578\u64da\u96c6\u3002<\/li>\n<li><strong>\u9ad8\u53ef\u7528\u6027\uff1a<\/strong>\u5982\u679c\u67d0\u500b\u7bc0\u9ede\u5931\u6548\uff0c\u5176\u4ed6\u7bc0\u9ede\u4ecd\u7136\u53ef\u4ee5\u63d0\u4f9b\u670d\u52d9\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/li>\n<li><strong>\u6027\u80fd\u63d0\u5347\uff1a<\/strong>\u5206\u7247\u6280\u8853\u53ef\u4ee5\u6e1b\u5c11\u55ae\u500b\u7bc0\u9ede\u7684\u8ca0\u8f09\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be-redis-%e7%9a%84%e6%a7%bd%e5%88%86%e7%89%87%ef%bc%9f-AGekJvnGMI\">\u5982\u4f55\u5be6\u73fe Redis \u7684\u69fd\u5206\u7247\uff1f<\/h2>\n<p>\u8981\u5be6\u73fe Redis \u7684\u69fd\u5206\u7247\uff0c\u9996\u5148\u9700\u8981\u8a2d\u7f6e\u4e00\u500b Redis \u96c6\u7fa4\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u5b89\u88dd Redis \u4e26\u555f\u52d5\u591a\u500b\u5be6\u4f8b\u3002<\/li>\n<li>\u4f7f\u7528 <code>redis-cli<\/code> \u5de5\u5177\u5275\u5efa\u96c6\u7fa4\uff1a<\/li>\n<pre><code>redis-cli --cluster create : : ... --cluster-replicas 1<\/code><\/pre>\n<li>\u6aa2\u67e5\u96c6\u7fa4\u72c0\u614b\uff1a<\/li>\n<pre><code>redis-cli -c -h  -p  cluster info<\/code><\/pre>\n<\/li>\n<\/ol>\n<h3 id=\"%e9%8d%b5%e7%9a%84%e5%88%86%e9%85%8d-AGekJvnGMI\">\u9375\u7684\u5206\u914d<\/h3>\n<p>\u5728\u96c6\u7fa4\u4e2d\uff0c\u7576\u4f60\u63d2\u5165\u4e00\u500b\u9375\u6642\uff0cRedis \u6703\u81ea\u52d5\u8a08\u7b97\u8a72\u9375\u7684\u69fd\u865f\uff0c\u4e26\u5c07\u5176\u5b58\u5132\u5728\u76f8\u61c9\u7684\u7bc0\u9ede\u4e0a\u3002\u9019\u6a23\uff0c\u7576\u4f60\u67e5\u8a62\u8a72\u9375\u6642\uff0cRedis \u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u5230\u6b63\u78ba\u7684\u7bc0\u9ede\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-AGekJvnGMI\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528 Redis \u69fd\u5206\u7247\u6642\uff0c\u6709\u5e7e\u500b\u6ce8\u610f\u4e8b\u9805\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u6240\u6709\u7bc0\u9ede\u7684\u914d\u7f6e\u4e00\u81f4\uff0c\u4ee5\u907f\u514d\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002<\/li>\n<li>\u5b9a\u671f\u6aa2\u67e5\u96c6\u7fa4\u7684\u5065\u5eb7\u72c0\u614b\uff0c\u53ca\u6642\u8655\u7406\u6545\u969c\u7bc0\u9ede\u3002<\/li>\n<li>\u8003\u616e\u4f7f\u7528 Redis Sentinel \u4f86\u5be6\u73fe\u9ad8\u53ef\u7528\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-AGekJvnGMI\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684\u69fd\u6a5f\u5236\u70ba\u6578\u64da\u7684\u5206\u7247\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u986f\u8457\u63d0\u5347\u7de9\u5b58\u6027\u80fd\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u7f6e\u548c\u7ba1\u7406\uff0cRedis \u96c6\u7fa4\u53ef\u4ee5\u5be6\u73fe\u9ad8\u53ef\u64f4\u5c55\u6027\u548c\u9ad8\u53ef\u7528\u6027\uff0c\u6eff\u8db3\u73fe\u4ee3\u61c9\u7528\u5c0d\u6027\u80fd\u7684\u9700\u6c42\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u90e8\u7f72\u548c\u7ba1\u7406 Redis \u96c6\u7fa4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u69fd\u6a5f\u5236\u5982\u4f55\u63d0\u5347\u7de9\u5b58\u6027\u80fd\uff0c\u900f\u904e\u5206\u7247\u6280\u8853\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u8207\u5feb\u901f\u5b58\u53d6\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-97974","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97974","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=97974"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97974\/revisions"}],"predecessor-version":[{"id":97975,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97974\/revisions\/97975"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97974"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97974"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97974"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}