{"id":133261,"date":"2024-10-30T22:52:22","date_gmt":"2024-10-30T14:52:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/133261\/"},"modified":"2024-10-30T22:52:23","modified_gmt":"2024-10-30T14:52:23","slug":"redis%e8%99%9b%e6%93%ac%e6%a7%bd%e9%9d%88%e6%b4%bb%e5%88%86%e9%85%8d%e6%8f%90%e9%ab%98%e5%8f%af%e7%94%a8%e6%80%a7%ef%bc%88redis%e8%99%9b%e6%93%ac%e6%a7%bd%e5%88%86%e9%85%8d%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/133261\/","title":{"rendered":"Redis\u865b\u64ec\u69fd\u9748\u6d3b\u5206\u914d\u63d0\u9ad8\u53ef\u7528\u6027\uff08redis\u865b\u64ec\u69fd\u5206\u914d\uff09"},"content":{"rendered":"

Redis\u865b\u64ec\u69fd\u9748\u6d3b\u5206\u914d\u63d0\u9ad8\u53ef\u7528\u6027<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u7528\u6027\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u4ee3\u7406\u548c\u6578\u64da\u5eab\u7b49\u5834\u666f\u3002\u96a8\u8457\u61c9\u7528\u9700\u6c42\u7684\u589e\u9577\uff0cRedis\u7684\u53ef\u7528\u6027\u548c\u64f4\u5c55\u6027\u6210\u70ba\u4e86\u958b\u767c\u8005\u548c\u7cfb\u7d71\u67b6\u69cb\u5e2b\u95dc\u6ce8\u7684\u7126\u9ede\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u865b\u64ec\u69fd\u7684\u9748\u6d3b\u5206\u914d\u5982\u4f55\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u7528\u6027\u3002<\/p>\n

\u4ec0\u9ebc\u662fRedis\u865b\u64ec\u69fd\uff1f<\/h2>\n

Redis\u96c6\u7fa4\u4f7f\u7528\u865b\u64ec\u69fd\uff08virtual slots\uff09\u4f86\u7ba1\u7406\u6578\u64da\u7684\u5206\u4f48\u3002\u6574\u500b\u96c6\u7fa4\u7684\u6578\u64da\u88ab\u5283\u5206\u70ba16384\u500b\u865b\u64ec\u69fd\uff0c\u9019\u4e9b\u69fd\u53ef\u4ee5\u9748\u6d3b\u5730\u5206\u914d\u7d66\u4e0d\u540c\u7684\u7bc0\u9ede\u3002\u6bcf\u500b\u9375\u5728\u5b58\u5132\u6642\u6703\u6839\u64da\u5176\u54c8\u5e0c\u503c\u88ab\u6620\u5c04\u5230\u4e00\u500b\u865b\u64ec\u69fd\uff0c\u7136\u5f8c\u8a72\u69fd\u6240\u5c6c\u7684\u7bc0\u9ede\u8ca0\u8cac\u5b58\u5132\u8a72\u9375\u7684\u6578\u64da\u3002\u9019\u7a2e\u8a2d\u8a08\u4f7f\u5f97Redis\u96c6\u7fa4\u80fd\u5920\u5728\u591a\u500b\u7bc0\u9ede\u4e4b\u9593\u5747\u52fb\u5206\u914d\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u7cfb\u7d71\u7684\u53ef\u7528\u6027\u548c\u64f4\u5c55\u6027\u3002<\/p>\n

\u865b\u64ec\u69fd\u7684\u9748\u6d3b\u5206\u914d<\/h2>\n

\u865b\u64ec\u69fd\u7684\u9748\u6d3b\u5206\u914d\u610f\u5473\u8457\u5728\u96c6\u7fa4\u904b\u884c\u904e\u7a0b\u4e2d\uff0c\u53ef\u4ee5\u6839\u64da\u9700\u8981\u52d5\u614b\u8abf\u6574\u69fd\u7684\u5206\u914d\u3002\u9019\u4e00\u7279\u6027\u4f7f\u5f97Redis\u80fd\u5920\u5728\u7bc0\u9ede\u6545\u969c\u6216\u6027\u80fd\u74f6\u9838\u51fa\u73fe\u6642\uff0c\u8fc5\u901f\u8abf\u6574\u6578\u64da\u7684\u5206\u4f48\uff0c\u5f9e\u800c\u4fdd\u6301\u7cfb\u7d71\u7684\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n

\u7bc0\u9ede\u6545\u969c\u7684\u8655\u7406<\/h3>\n

\u7576Redis\u96c6\u7fa4\u4e2d\u7684\u67d0\u500b\u7bc0\u9ede\u767c\u751f\u6545\u969c\u6642\uff0c\u7cfb\u7d71\u53ef\u4ee5\u81ea\u52d5\u5c07\u8a72\u7bc0\u9ede\u6240\u64c1\u6709\u7684\u865b\u64ec\u69fd\u91cd\u65b0\u5206\u914d\u7d66\u5176\u4ed6\u5065\u5eb7\u7684\u7bc0\u9ede\u3002\u9019\u4e00\u904e\u7a0b\u901a\u5e38\u662f\u81ea\u52d5\u5316\u7684\uff0c\u4e26\u4e14\u4e0d\u6703\u5f71\u97ff\u5230\u5ba2\u6236\u7aef\u7684\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728Redis\u96c6\u7fa4\u4e2d\u91cd\u65b0\u5206\u914d\u865b\u64ec\u69fd\uff1a<\/p>\n

redis-cli --cluster reshard <\u4e3b\u6a5f:\u7aef\u53e3><\/code><\/pre>\n
\u9019\u689d\u547d\u4ee4\u5c07\u555f\u52d5\u4e00\u500b\u4ea4\u4e92\u5f0f\u7684\u904e\u7a0b\uff0c\u5141\u8a31\u7528\u6236\u9078\u64c7\u8981\u91cd\u65b0\u5206\u914d\u7684\u865b\u64ec\u69fd\u4ee5\u53ca\u76ee\u6a19\u7bc0\u9ede\u3002\u9019\u6a23\u7684\u9748\u6d3b\u6027\u78ba\u4fdd\u4e86\u5373\u4f7f\u5728\u7bc0\u9ede\u6545\u969c\u7684\u60c5\u6cc1\u4e0b\uff0c\u7cfb\u7d71\u4ecd\u7136\u80fd\u5920\u4fdd\u6301\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n
\u6027\u80fd\u512a\u5316<\/h3>\n
\u9664\u4e86\u6545\u969c\u8655\u7406\uff0c\u865b\u64ec\u69fd\u7684\u9748\u6d3b\u5206\u914d\u9084\u80fd\u5920\u5e6b\u52a9\u512a\u5316\u6027\u80fd\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u67d0\u4e9b\u7bc0\u9ede\u53ef\u80fd\u6703\u9762\u81e8\u6027\u80fd\u74f6\u9838\u3002\u901a\u904e\u91cd\u65b0\u5206\u914d\u865b\u64ec\u69fd\uff0c\u53ef\u4ee5\u5c07\u8ca0\u8f09\u5747\u8861\u5230\u5176\u4ed6\u7bc0\u9ede\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u7576\u4e00\u500b\u7bc0\u9ede\u7684\u8acb\u6c42\u91cf\u904e\u9ad8\u6642\uff0c\u53ef\u4ee5\u5c07\u5176\u90e8\u5206\u865b\u64ec\u69fd\u8f49\u79fb\u5230\u5176\u4ed6\u7bc0\u9ede\uff0c\u6e1b\u5c11\u8a72\u7bc0\u9ede\u7684\u8ca0\u64d4\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
Redis\u865b\u64ec\u69fd\u7684\u9748\u6d3b\u5206\u914d\u6a5f\u5236\u70ba\u7cfb\u7d71\u63d0\u4f9b\u4e86\u9ad8\u53ef\u7528\u6027\u548c\u512a\u5316\u6027\u80fd\u7684\u80fd\u529b\u3002\u901a\u904e\u52d5\u614b\u8abf\u6574\u865b\u64ec\u69fd\u7684\u5206\u914d\uff0cRedis\u80fd\u5920\u6709\u6548\u61c9\u5c0d\u7bc0\u9ede\u6545\u969c\u548c\u6027\u80fd\u74f6\u9838\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u6301\u7e8c\u53ef\u7528\u6027\u3002\u9019\u4e00\u7279\u6027\u4f7f\u5f97Redis\u6210\u70ba\u8a31\u591a\u4f01\u696d\u5728\u69cb\u5efa\u9ad8\u53ef\u7528\u6027\u7cfb\u7d71\u6642\u7684\u9996\u9078\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u4e14\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u6216\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u7ba1\u7406\u60a8\u7684\u6578\u64da\u548c\u61c9\u7528\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Redis\u865b\u64ec\u69fd\u9748\u6d3b\u5206\u914d\u63d0\u5347\u7cfb\u7d71\u53ef\u7528\u6027\uff0c\u78ba\u4fdd\u6578\u64da\u5747\u8861\u5206\u5e03\uff0c\u512a\u5316\u6027\u80fd\u8207\u64f4\u5c55\u6027\uff0c\u9069\u61c9\u591a\u8b8a\u7684\u9700\u6c42\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-133261","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/133261","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=133261"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/133261\/revisions"}],"predecessor-version":[{"id":133262,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/133261\/revisions\/133262"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=133261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=133261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=133261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}