{"id":98552,"date":"2024-10-21T03:34:16","date_gmt":"2024-10-20T19:34:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98552\/"},"modified":"2024-10-21T03:34:17","modified_gmt":"2024-10-20T19:34:17","slug":"redis-%e7%9a%84-slot-%e5%88%86%e9%85%8d%e6%9c%89%e6%95%88%e5%9c%b0%e9%81%94%e5%88%b0%e8%b2%a0%e8%bc%89%e5%9d%87%e8%a1%a1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98552\/","title":{"rendered":"Redis \u7684 slot \u5206\u914d\u6709\u6548\u5730\u9054\u5230\u8ca0\u8f09\u5747\u8861"},"content":{"rendered":"<h1 id=\"redis-%e7%9a%84-slot-%e5%88%86%e9%85%8d%e6%9c%89%e6%95%88%e5%9c%b0%e9%81%94%e5%88%b0%e8%b2%a0%e8%bc%89%e5%9d%87%e8%a1%a1-LFmEvfLIeH\">Redis \u7684 Slot \u5206\u914d\u6709\u6548\u5730\u9054\u5230\u8ca0\u8f09\u5747\u8861<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u662f\u4efb\u4f55\u61c9\u7528\u7a0b\u5e8f\u6210\u529f\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u6578\u64da\u5b58\u53d6\u7684\u60c5\u6cc1\u4e0b\u3002\u70ba\u4e86\u5be6\u73fe\u9ad8\u6548\u7684\u8ca0\u8f09\u5747\u8861\uff0cRedis \u7684 slot \u5206\u914d\u6a5f\u5236\u626e\u6f14\u4e86\u91cd\u8981\u7684\u89d2\u8272\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%9e%b6%e6%a7%8b-LFmEvfLIeH\">Redis \u7684\u57fa\u672c\u67b6\u69cb<\/h2>\n<p>Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u5b83\u7684\u9ad8\u6027\u80fd\u4e3b\u8981\u5f97\u76ca\u65bc\u5176\u5167\u5b58\u5b58\u5132\u7279\u6027\u548c\u55ae\u7dda\u7a0b\u67b6\u69cb\u3002Redis \u7684\u96c6\u7fa4\u6a21\u5f0f\u5141\u8a31\u7528\u6236\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\uff0c\u9019\u6a23\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\uff0c\u9084\u80fd\u6709\u6548\u5730\u5206\u6563\u8ca0\u8f09\u3002<\/p>\n<h2 id=\"slot-%e5%88%86%e9%85%8d%e7%9a%84%e6%a6%82%e5%bf%b5-LFmEvfLIeH\">Slot \u5206\u914d\u7684\u6982\u5ff5<\/h2>\n<p>\u5728 Redis \u96c6\u7fa4\u4e2d\uff0c\u6578\u64da\u662f\u6839\u64da\u54c8\u5e0c\u69fd\uff08hash slot\uff09\u9032\u884c\u5206\u914d\u7684\u3002Redis \u96c6\u7fa4\u5c07 0 \u5230 16383 \u7684\u54c8\u5e0c\u69fd\u5206\u914d\u7d66\u4e0d\u540c\u7684\u7bc0\u9ede\u3002\u6bcf\u500b\u9375\u5728\u5b58\u5132\u6642\uff0c\u6703\u901a\u904e\u4e00\u500b\u54c8\u5e0c\u51fd\u6578\u8a08\u7b97\u51fa\u5176\u5c0d\u61c9\u7684\u54c8\u5e0c\u69fd\uff0c\u7136\u5f8c\u5c07\u8a72\u9375\u503c\u5c0d\u5b58\u5132\u5230\u64c1\u6709\u8a72\u54c8\u5e0c\u69fd\u7684\u7bc0\u9ede\u4e0a\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<h2 id=\"%e8%b2%a0%e8%bc%89%e5%9d%87%e8%a1%a1%e7%9a%84%e5%af%a6%e7%8f%be-LFmEvfLIeH\">\u8ca0\u8f09\u5747\u8861\u7684\u5be6\u73fe<\/h2>\n<p>\u6709\u6548\u7684\u8ca0\u8f09\u5747\u8861\u662f\u78ba\u4fdd Redis \u96c6\u7fa4\u6027\u80fd\u7684\u95dc\u9375\u3002\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5be6\u73fe\u8ca0\u8f09\u5747\u8861\u7684\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>\u5747\u52fb\u5206\u914d\u54c8\u5e0c\u69fd\uff1a<\/strong>\u5728\u8a2d\u8a08\u96c6\u7fa4\u6642\uff0c\u61c9\u78ba\u4fdd\u54c8\u5e0c\u69fd\u7684\u5747\u52fb\u5206\u914d\u3002\u9019\u610f\u5473\u8457\u6bcf\u500b\u7bc0\u9ede\u61c9\u8a72\u64c1\u6709\u76f8\u4f3c\u6578\u91cf\u7684\u54c8\u5e0c\u69fd\uff0c\u4ee5\u907f\u514d\u67d0\u4e9b\u7bc0\u9ede\u904e\u8f09\u800c\u5176\u4ed6\u7bc0\u9ede\u9592\u7f6e\u3002<\/li>\n<li><strong>\u52d5\u614b\u8abf\u6574\uff1a<\/strong>\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u53ef\u80fd\u9700\u8981\u52d5\u614b\u8abf\u6574\u54c8\u5e0c\u69fd\u7684\u5206\u914d\u3002Redis \u63d0\u4f9b\u4e86\u91cd\u65b0\u5206\u914d\u54c8\u5e0c\u69fd\u7684\u529f\u80fd\uff0c\u9019\u6a23\u53ef\u4ee5\u5728\u4e0d\u5f71\u97ff\u670d\u52d9\u7684\u60c5\u6cc1\u4e0b\uff0c\u5c07\u54c8\u5e0c\u69fd\u5f9e\u4e00\u500b\u7bc0\u9ede\u79fb\u52d5\u5230\u53e6\u4e00\u500b\u7bc0\u9ede\u3002<\/li>\n<li><strong>\u76e3\u63a7\u548c\u8abf\u6574\uff1a<\/strong>\u4f7f\u7528\u76e3\u63a7\u5de5\u5177\u4f86\u8ddf\u8e64\u6bcf\u500b\u7bc0\u9ede\u7684\u6027\u80fd\u6307\u6a19\uff0c\u5982\u8acb\u6c42\u6578\u91cf\u3001\u5ef6\u9072\u548c\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u3002\u6839\u64da\u9019\u4e9b\u6578\u64da\uff0c\u53ca\u6642\u8abf\u6574\u54c8\u5e0c\u69fd\u7684\u5206\u914d\uff0c\u4ee5\u4fdd\u6301\u8ca0\u8f09\u5747\u8861\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%a1%88%e4%be%8b%e5%88%86%e6%9e%90-LFmEvfLIeH\">\u5be6\u969b\u6848\u4f8b\u5206\u6790<\/h2>\n<p>\u5047\u8a2d\u4e00\u500b\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4f7f\u7528 Redis \u4f5c\u70ba\u5176\u7de9\u5b58\u7cfb\u7d71\u3002\u96a8\u8457\u7528\u6236\u6578\u91cf\u7684\u589e\u52a0\uff0c\u67d0\u4e9b\u54c8\u5e0c\u69fd\u53ef\u80fd\u6703\u8b8a\u5f97\u904e\u8f09\uff0c\u5c0e\u81f4\u5ef6\u9072\u589e\u52a0\u3002\u901a\u904e\u76e3\u63a7\u7cfb\u7d71\uff0c\u767c\u73fe\u67d0\u500b\u7bc0\u9ede\u7684\u8acb\u6c42\u6578\u91cf\u660e\u986f\u9ad8\u65bc\u5176\u4ed6\u7bc0\u9ede\u3002\u6b64\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u5c07\u90e8\u5206\u54c8\u5e0c\u69fd\u91cd\u65b0\u5206\u914d\u5230\u5176\u4ed6\u7bc0\u9ede\uff0c\u5f9e\u800c\u5be6\u73fe\u8ca0\u8f09\u5747\u8861\u3002<\/p>\n<pre><code>\n# Redis CLI \u547d\u4ee4\u793a\u4f8b\nCLUSTER ADDSLOTS 16384 16385 16386\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-LFmEvfLIeH\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684 slot \u5206\u914d\u6a5f\u5236\u662f\u5be6\u73fe\u9ad8\u6548\u8ca0\u8f09\u5747\u8861\u7684\u95dc\u9375\u3002\u901a\u904e\u5408\u7406\u7684\u54c8\u5e0c\u69fd\u5206\u914d\u3001\u52d5\u614b\u8abf\u6574\u548c\u6301\u7e8c\u76e3\u63a7\uff0c\u53ef\u4ee5\u78ba\u4fdd Redis \u96c6\u7fa4\u5728\u9ad8\u8ca0\u8f09\u60c5\u6cc1\u4e0b\u4ecd\u80fd\u4fdd\u6301\u826f\u597d\u7684\u6027\u80fd\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0c\u5c0d\u65bc\u6578\u64da\u5b58\u5132\u548c\u7ba1\u7406\u7684\u9700\u6c42\u5c07\u6301\u7e8c\u589e\u9577\uff0cRedis \u5c07\u5728\u9019\u4e00\u904e\u7a0b\u4e2d\u767c\u63ee\u8d8a\u4f86\u8d8a\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u7684 slot \u5206\u914d\u6280\u8853\u6709\u6548\u5be6\u73fe\u8ca0\u8f09\u5747\u8861\uff0c\u78ba\u4fdd\u6578\u64da\u5747\u52fb\u5206\u4f48\uff0c\u63d0\u9ad8\u7cfb\u7d71\u6027\u80fd\u8207\u7a69\u5b9a\u6027\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-98552","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98552","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=98552"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98552\/revisions"}],"predecessor-version":[{"id":98553,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98552\/revisions\/98553"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98552"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98552"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98552"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}