{"id":122566,"date":"2024-10-25T12:42:19","date_gmt":"2024-10-25T04:42:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/122566\/"},"modified":"2024-10-25T12:42:20","modified_gmt":"2024-10-25T04:42:20","slug":"redis-%e9%9b%86%e7%be%a4%e5%88%86%e5%b8%83%e5%bc%8f%e7%b3%bb%e7%b5%b1%e7%9a%84%e5%af%a6%e7%8f%be%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/122566\/","title":{"rendered":"Redis \u96c6\u7fa4\u5206\u5e03\u5f0f\u7cfb\u7d71\u7684\u5be6\u73fe\u539f\u7406"},"content":{"rendered":"<h1 id=\"redis-%e9%9b%86%e7%be%a4%e5%88%86%e5%b8%83%e5%bc%8f%e7%b3%bb%e7%b5%b1%e7%9a%84%e5%af%a6%e7%8f%be%e5%8e%9f%e7%90%86-ZUESSvxZkj\">Redis \u96c6\u7fa4\u5206\u5e03\u5f0f\u7cfb\u7d71\u7684\u5be6\u73fe\u539f\u7406<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u5206\u5e03\u5f0f\u7cfb\u7d71\u7684\u9700\u6c42\u65e5\u76ca\u589e\u52a0\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u96c6\u7fa4\u7684\u5206\u5e03\u5f0f\u7cfb\u7d71\u5be6\u73fe\u539f\u7406\uff0c\u5e6b\u52a9\u8b80\u8005\u7406\u89e3\u5176\u80cc\u5f8c\u7684\u6280\u8853\u67b6\u69cb\u548c\u904b\u4f5c\u6a5f\u5236\u3002<\/p>\n<h2 id=\"redis-%e9%9b%86%e7%be%a4%e6%a6%82%e8%bf%b0-ZUESSvxZkj\">Redis \u96c6\u7fa4\u6982\u8ff0<\/h2>\n<p>Redis \u96c6\u7fa4\u662f\u4e00\u7a2e\u5206\u5e03\u5f0f\u67b6\u69cb\uff0c\u65e8\u5728\u63d0\u4f9b\u9ad8\u53ef\u7528\u6027\u548c\u53ef\u64f4\u5c55\u6027\u3002\u5b83\u901a\u904e\u5c07\u6578\u64da\u5206\u7247\u5b58\u5132\u5728\u591a\u500b\u7bc0\u9ede\u4e0a\u4f86\u5be6\u73fe\u8ca0\u8f09\u5747\u8861\uff0c\u4e26\u4e14\u652f\u6301\u81ea\u52d5\u6545\u969c\u8f49\u79fb\u3002\u9019\u610f\u5473\u8457\u5373\u4f7f\u67d0\u500b\u7bc0\u9ede\u5931\u6548\uff0c\u7cfb\u7d71\u4ecd\u7136\u80fd\u5920\u6b63\u5e38\u904b\u884c\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u6574\u9ad4\u7684\u53ef\u9760\u6027\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%88%86%e7%89%87-ZUESSvxZkj\">\u6578\u64da\u5206\u7247<\/h2>\n<p>Redis \u96c6\u7fa4\u7684\u6838\u5fc3\u6982\u5ff5\u4e4b\u4e00\u662f\u6578\u64da\u5206\u7247\u3002Redis \u4f7f\u7528\u4e00\u7a2e\u7a31\u70ba\u54c8\u5e0c\u69fd\uff08hash slot\uff09\u7684\u6a5f\u5236\u4f86\u5206\u914d\u6578\u64da\u3002\u6574\u500b\u96c6\u7fa4\u7684\u54c8\u5e0c\u69fd\u6578\u91cf\u70ba 16384\uff0c\u6bcf\u500b\u9375\u5728\u5b58\u5132\u6642\u6703\u6839\u64da\u5176\u54c8\u5e0c\u503c\u6620\u5c04\u5230\u9019\u4e9b\u69fd\u4e2d\u3002\u5177\u9ad4\u7684\u6620\u5c04\u904e\u7a0b\u5982\u4e0b\uff1a<\/p>\n<pre><code>\nhash_slot = crc16(key) mod 16384\n<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u7576\u4e00\u500b\u9375\u88ab\u5b58\u5132\u6642\uff0cRedis \u6703\u8a08\u7b97\u5176\u54c8\u5e0c\u69fd\uff0c\u4e26\u5c07\u5176\u5b58\u5132\u5728\u8ca0\u8cac\u8a72\u69fd\u7684\u7bc0\u9ede\u4e0a\u3002\u9019\u7a2e\u65b9\u5f0f\u4f7f\u5f97\u6578\u64da\u80fd\u5920\u5747\u52fb\u5206\u4f48\u5728\u96c6\u7fa4\u4e2d\u7684\u5404\u500b\u7bc0\u9ede\u4e0a\uff0c\u5f9e\u800c\u907f\u514d\u4e86\u55ae\u9ede\u74f6\u9838\u7684\u554f\u984c\u3002<\/p>\n<h2 id=\"%e7%af%80%e9%bb%9e%e8%a7%92%e8%89%b2-ZUESSvxZkj\">\u7bc0\u9ede\u89d2\u8272<\/h2>\n<p>\u5728 Redis \u96c6\u7fa4\u4e2d\uff0c\u6bcf\u500b\u7bc0\u9ede\u53ef\u4ee5\u64d4\u4efb\u4e3b\u7bc0\u9ede\u6216\u5f9e\u7bc0\u9ede\u7684\u89d2\u8272\u3002\u4e3b\u7bc0\u9ede\u8ca0\u8cac\u8655\u7406\u5beb\u8acb\u6c42\u548c\u6578\u64da\u5b58\u5132\uff0c\u800c\u5f9e\u7bc0\u9ede\u5247\u7528\u65bc\u6578\u64da\u7684\u8907\u88fd\u548c\u8b80\u53d6\u8acb\u6c42\u3002\u9019\u7a2e\u4e3b\u5f9e\u7d50\u69cb\u4e0d\u50c5\u63d0\u9ad8\u4e86\u8b80\u53d6\u6027\u80fd\uff0c\u9084\u589e\u5f37\u4e86\u6578\u64da\u7684\u53ef\u9760\u6027\u3002<\/p>\n<h3 id=\"%e4%b8%bb%e5%be%9e%e8%a4%87%e8%a3%bd-ZUESSvxZkj\">\u4e3b\u5f9e\u8907\u88fd<\/h3>\n<p>\u4e3b\u5f9e\u8907\u88fd\u662f Redis \u96c6\u7fa4\u7684\u4e00\u500b\u91cd\u8981\u7279\u6027\u3002\u7576\u4e3b\u7bc0\u9ede\u63a5\u6536\u5230\u5beb\u8acb\u6c42\u6642\uff0c\u5b83\u6703\u5c07\u6578\u64da\u8b8a\u66f4\u540c\u6b65\u5230\u6240\u6709\u7684\u5f9e\u7bc0\u9ede\u3002\u9019\u6a23\uff0c\u5373\u4f7f\u4e3b\u7bc0\u9ede\u767c\u751f\u6545\u969c\uff0c\u5f9e\u7bc0\u9ede\u4e5f\u80fd\u5920\u8fc5\u901f\u63a5\u7ba1\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7684\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e8%bd%89%e7%a7%bb%e8%88%87%e9%87%8d%e5%b9%b3%e8%a1%a1-ZUESSvxZkj\">\u6545\u969c\u8f49\u79fb\u8207\u91cd\u5e73\u8861<\/h2>\n<p>\u5728 Redis \u96c6\u7fa4\u4e2d\uff0c\u6545\u969c\u8f49\u79fb\u662f\u81ea\u52d5\u9032\u884c\u7684\u3002\u7576\u4e3b\u7bc0\u9ede\u5931\u6548\u6642\uff0c\u96c6\u7fa4\u6703\u81ea\u52d5\u9078\u8209\u4e00\u500b\u5f9e\u7bc0\u9ede\u4f5c\u70ba\u65b0\u7684\u4e3b\u7bc0\u9ede\u3002\u9019\u4e00\u904e\u7a0b\u662f\u901a\u904e\u96c6\u7fa4\u5167\u90e8\u7684\u5171\u8b58\u7b97\u6cd5\u4f86\u5be6\u73fe\u7684\uff0c\u78ba\u4fdd\u4e86\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u53ef\u80fd\u9700\u8981\u5c0d\u96c6\u7fa4\u9032\u884c\u91cd\u5e73\u8861\u3002Redis \u63d0\u4f9b\u4e86\u7c21\u55ae\u7684\u547d\u4ee4\u4f86\u5c07\u54c8\u5e0c\u69fd\u91cd\u65b0\u5206\u914d\u5230\u4e0d\u540c\u7684\u7bc0\u9ede\u4e0a\uff0c\u5f9e\u800c\u5be6\u73fe\u8ca0\u8f09\u5747\u8861\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ZUESSvxZkj\">\u7e3d\u7d50<\/h2>\n<p>Redis \u96c6\u7fa4\u7684\u5206\u5e03\u5f0f\u7cfb\u7d71\u5be6\u73fe\u539f\u7406\u57fa\u65bc\u6578\u64da\u5206\u7247\u3001\u4e3b\u5f9e\u8907\u88fd\u548c\u81ea\u52d5\u6545\u969c\u8f49\u79fb\u7b49\u6280\u8853\uff0c\u9019\u4e9b\u7279\u6027\u4f7f\u5176\u6210\u70ba\u9ad8\u6548\u4e14\u53ef\u9760\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u3002\u96a8\u8457\u5c0d\u9ad8\u6027\u80fd\u6578\u64da\u5b58\u5132\u9700\u6c42\u7684\u589e\u52a0\uff0cRedis \u96c6\u7fa4\u7684\u61c9\u7528\u5834\u666f\u4e5f\u8d8a\u4f86\u8d8a\u5ee3\u6cdb\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u696d\u52d9\u4e2d\u5be6\u73fe Redis \u96c6\u7fa4\u6709\u8208\u8da3\uff0c\u6216\u8005\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u8cc7\u8a0a\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8a73\u7d30\u8cc7\u6599\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u96c6\u7fa4\u5206\u5e03\u5f0f\u7cfb\u7d71\u7684\u5be6\u73fe\u539f\u7406\uff0c\u4e86\u89e3\u6578\u64da\u5206\u7247\u3001\u4e3b\u5f9e\u8907\u88fd\u53ca\u6545\u969c\u6062\u5fa9\u7b49\u95dc\u9375\u6280\u8853\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-122566","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/122566","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=122566"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/122566\/revisions"}],"predecessor-version":[{"id":122567,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/122566\/revisions\/122567"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=122566"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=122566"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=122566"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}