{"id":97996,"date":"2024-10-20T22:54:19","date_gmt":"2024-10-20T14:54:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97996\/"},"modified":"2024-10-20T22:54:20","modified_gmt":"2024-10-20T14:54:20","slug":"redis-%e6%a7%bd%e4%bd%8d%e5%88%a9%e7%94%a8%e5%85%a7%e5%ad%98%e6%8f%90%e5%8d%87%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97996\/","title":{"rendered":"Redis \u69fd\u4f4d\u5229\u7528\u5167\u5b58\u63d0\u5347\u6578\u64da\u5b58\u5132\u6027\u80fd"},"content":{"rendered":"<h1 id=\"redis-%e6%a7%bd%e4%bd%8d%e5%88%a9%e7%94%a8%e5%85%a7%e5%ad%98%e6%8f%90%e5%8d%87%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e6%80%a7%e8%83%bd-NaybxiRehe\">Redis \u69fd\u4f4d\u5229\u7528\u5167\u5b58\u63d0\u5347\u6578\u64da\u5b58\u5132\u6027\u80fd<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5b58\u5132\u6027\u80fd\u5c0d\u65bc\u61c9\u7528\u7a0b\u5e8f\u7684\u6574\u9ad4\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u7684\u69fd\u4f4d\uff08slot\uff09\u6a5f\u5236\u5982\u4f55\u5229\u7528\u5167\u5b58\u4f86\u63d0\u5347\u6578\u64da\u5b58\u5132\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis-%e6%a7%bd%e4%bd%8d%ef%bc%9f-NaybxiRehe\">\u4ec0\u9ebc\u662f Redis \u69fd\u4f4d\uff1f<\/h2>\n<p>Redis \u7684\u69fd\u4f4d\u662f\u4e00\u7a2e\u7528\u65bc\u5206\u4f48\u5f0f\u6578\u64da\u5b58\u5132\u7684\u6a5f\u5236\u3002\u7576\u4f7f\u7528 Redis Cluster \u6642\uff0c\u6578\u64da\u6703\u88ab\u5206\u6563\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\u3002\u9019\u4e9b\u7bc0\u9ede\u901a\u904e\u69fd\u4f4d\u4f86\u7ba1\u7406\u6578\u64da\u7684\u5206\u4f48\u3002Redis Cluster \u5c07\u9375\u7a7a\u9593\u5283\u5206\u70ba 16384 \u500b\u69fd\u4f4d\uff0c\u4e26\u5c07\u9019\u4e9b\u69fd\u4f4d\u5206\u914d\u7d66\u4e0d\u540c\u7684\u7bc0\u9ede\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\u80fd\u5920\u5728\u591a\u500b\u7bc0\u9ede\u4e4b\u9593\u4e26\u884c\u9032\u884c\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e6%a7%bd%e4%bd%8d%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-NaybxiRehe\">\u69fd\u4f4d\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u6bcf\u500b\u9375\u90fd\u6703\u88ab\u54c8\u5e0c\u5230\u4e00\u500b\u69fd\u4f4d\u3002\u9019\u662f\u901a\u904e\u4ee5\u4e0b\u516c\u5f0f\u5be6\u73fe\u7684\uff1a<\/p>\n<pre><code>slot = hash(key) % 16384<\/code><\/pre>\n<p>\u9019\u610f\u5473\u8457\u6bcf\u500b\u9375\u90fd\u6703\u88ab\u6620\u5c04\u5230 0 \u5230 16383 \u4e4b\u9593\u7684\u4e00\u500b\u69fd\u4f4d\u3002\u7576\u4e00\u500b\u9375\u88ab\u8acb\u6c42\u6642\uff0cRedis \u53ef\u4ee5\u5feb\u901f\u8a08\u7b97\u51fa\u8a72\u9375\u6240\u5c6c\u7684\u69fd\u4f4d\uff0c\u4e26\u76f4\u63a5\u8a2a\u554f\u76f8\u61c9\u7684\u7bc0\u9ede\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4e0d\u50c5\u63d0\u9ad8\u4e86\u67e5\u8a62\u901f\u5ea6\uff0c\u9084\u6e1b\u5c11\u4e86\u6578\u64da\u7684\u50b3\u8f38\u5ef6\u9072\u3002<\/p>\n<h2 id=\"%e5%85%a7%e5%ad%98%e5%88%a9%e7%94%a8%e7%9a%84%e5%84%aa%e5%8b%a2-NaybxiRehe\">\u5167\u5b58\u5229\u7528\u7684\u512a\u52e2<\/h2>\n<p>Redis \u7684\u69fd\u4f4d\u6a5f\u5236\u4f7f\u5f97\u5167\u5b58\u7684\u5229\u7528\u66f4\u52a0\u9ad8\u6548\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u4e3b\u8981\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6548\u7684\u6578\u64da\u5206\u4f48\uff1a<\/strong>\u901a\u904e\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7bc0\u9ede\uff0cRedis \u80fd\u5920\u5145\u5206\u5229\u7528\u53ef\u7528\u5167\u5b58\uff0c\u907f\u514d\u55ae\u4e00\u7bc0\u9ede\u7684\u5167\u5b58\u74f6\u9838\u3002<\/li>\n<li><strong>\u4e26\u884c\u8655\u7406\uff1a<\/strong>\u591a\u500b\u7bc0\u9ede\u53ef\u4ee5\u540c\u6642\u8655\u7406\u8acb\u6c42\uff0c\u9019\u6a23\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u3002<\/li>\n<li><strong>\u6545\u969c\u5bb9\u5fcd\uff1a<\/strong>\u5982\u679c\u67d0\u500b\u7bc0\u9ede\u51fa\u73fe\u6545\u969c\uff0c\u5176\u4ed6\u7bc0\u9ede\u4ecd\u7136\u53ef\u4ee5\u7e7c\u7e8c\u63d0\u4f9b\u670d\u52d9\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-NaybxiRehe\">\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>\u8a31\u591a\u4f01\u696d\u5df2\u7d93\u6210\u529f\u5730\u5c07 Redis \u69fd\u4f4d\u6a5f\u5236\u61c9\u7528\u65bc\u5176\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u4e2d\u3002\u4f8b\u5982\uff0c\u4e00\u5bb6\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4f7f\u7528 Redis \u4f86\u7ba1\u7406\u5176\u7528\u6236\u6703\u8a71\u6578\u64da\u3002\u901a\u904e\u5c07\u7528\u6236\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u69fd\u4f4d\uff0c\u8a72\u5e73\u53f0\u80fd\u5920\u5728\u9ad8\u5cf0\u671f\u8655\u7406\u5927\u91cf\u7684\u4e26\u767c\u8acb\u6c42\uff0c\u4e26\u4fdd\u6301\u826f\u597d\u7684\u97ff\u61c9\u6642\u9593\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%ae-redis-%e6%a7%bd%e4%bd%8d-NaybxiRehe\">\u5982\u4f55\u914d\u7f6e Redis \u69fd\u4f4d<\/h2>\n<p>\u8981\u5728 Redis \u4e2d\u914d\u7f6e\u69fd\u4f4d\uff0c\u9996\u5148\u9700\u8981\u8a2d\u7f6e Redis Cluster\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684\u914d\u7f6e\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u555f\u52d5\u591a\u500b Redis \u5be6\u4f8b\uff0c\u4e26\u78ba\u4fdd\u5b83\u5011\u53ef\u4ee5\u76f8\u4e92\u901a\u4fe1\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\uff0c\u78ba\u4fdd\u6240\u6709\u69fd\u4f4d\u90fd\u5df2\u6b63\u78ba\u5206\u914d\u3002<\/li>\n<\/ol>\n<h2 id=\"%e7%b5%90%e8%ab%96-NaybxiRehe\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684\u69fd\u4f4d\u6a5f\u5236\u70ba\u6578\u64da\u5b58\u5132\u6027\u80fd\u7684\u63d0\u5347\u63d0\u4f9b\u4e86\u5f37\u6709\u529b\u7684\u652f\u6301\u3002\u901a\u904e\u9ad8\u6548\u7684\u5167\u5b58\u5229\u7528\u548c\u4e26\u884c\u8655\u7406\u80fd\u529b\uff0cRedis \u80fd\u5920\u6eff\u8db3\u73fe\u4ee3\u61c9\u7528\u7a0b\u5e8f\u5c0d\u6027\u80fd\u7684\u9ad8\u8981\u6c42\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u8b8a\u5f97\u6108\u52a0\u91cd\u8981\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u5b58\u5132\u7684\u4f01\u696d\uff0cRedis \u7121\u7591\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u5176\u4ed6\u670d\u52d9\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u69fd\u4f4d\u5229\u7528\u5167\u5b58\u7684\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u5b58\u5132\u6027\u80fd\uff0c\u5be6\u73fe\u9ad8\u6548\u80fd\u7684\u6578\u64da\u7ba1\u7406\u8207\u5feb\u901f\u8a2a\u554f\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-97996","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97996","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=97996"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97996\/revisions"}],"predecessor-version":[{"id":97997,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97996\/revisions\/97997"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97996"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97996"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}