{"id":123210,"date":"2024-10-25T13:29:20","date_gmt":"2024-10-25T05:29:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/123210\/"},"modified":"2024-10-25T13:29:20","modified_gmt":"2024-10-25T05:29:20","slug":"redis-%e9%9b%86%e7%be%a4%e8%a7%a3%e6%b1%ba%e6%95%b8%e6%93%9a%e5%af%ab%e5%85%a5%e7%9a%84%e5%8e%9f%e7%90%86%e6%8e%a2%e7%a9%b6","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/123210\/","title":{"rendered":"Redis \u96c6\u7fa4\u89e3\u6c7a\u6578\u64da\u5beb\u5165\u7684\u539f\u7406\u63a2\u7a76"},"content":{"rendered":"<h1 id=\"redis-%e9%9b%86%e7%be%a4%e8%a7%a3%e6%b1%ba%e6%95%b8%e6%93%9a%e5%af%ab%e5%85%a5%e7%9a%84%e5%8e%9f%e7%90%86%e6%8e%a2%e7%a9%b6-QKWKfzbAYY\">Redis \u96c6\u7fa4\u89e3\u6c7a\u6578\u64da\u5beb\u5165\u7684\u539f\u7406\u63a2\u7a76<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u5feb\u901f\u5beb\u5165\u548c\u8b80\u53d6\u5c0d\u65bc\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\u4e2d\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u96c6\u7fa4\u5982\u4f55\u89e3\u6c7a\u6578\u64da\u5beb\u5165\u7684\u554f\u984c\uff0c\u4e26\u5206\u6790\u5176\u80cc\u5f8c\u7684\u539f\u7406\u3002<\/p>\n<h2 id=\"redis-%e9%9b%86%e7%be%a4%e6%a6%82%e8%bf%b0-QKWKfzbAYY\">Redis \u96c6\u7fa4\u6982\u8ff0<\/h2>\n<p>Redis \u96c6\u7fa4\u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u67b6\u69cb\uff0c\u5141\u8a31\u7528\u6236\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\u3002\u9019\u7a2e\u67b6\u69cb\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\uff0c\u9084\u80fd\u5920\u5728\u591a\u500b\u7bc0\u9ede\u4e4b\u9593\u5206\u64d4\u8ca0\u8f09\u3002Redis \u96c6\u7fa4\u7684\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u5206\u7247\uff1a\u5c07\u6578\u64da\u5206\u6563\u5230\u4e0d\u540c\u7684\u7bc0\u9ede\u4e0a\uff0c\u6e1b\u5c11\u55ae\u500b\u7bc0\u9ede\u7684\u8ca0\u64d4\u3002<\/li>\n<li>\u9ad8\u53ef\u7528\u6027\uff1a\u901a\u904e\u4e3b\u5f9e\u8907\u88fd\u548c\u6545\u969c\u8f49\u79fb\u6a5f\u5236\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/li>\n<li>\u81ea\u52d5\u5206\u7247\uff1aRedis \u96c6\u7fa4\u80fd\u5920\u81ea\u52d5\u7ba1\u7406\u6578\u64da\u7684\u5206\u7247\uff0c\u7c21\u5316\u4e86\u7528\u6236\u7684\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%af%ab%e5%85%a5%e7%9a%84%e5%8e%9f%e7%90%86-QKWKfzbAYY\">\u6578\u64da\u5beb\u5165\u7684\u539f\u7406<\/h2>\n<p>\u5728 Redis \u96c6\u7fa4\u4e2d\uff0c\u6578\u64da\u5beb\u5165\u7684\u904e\u7a0b\u6d89\u53ca\u591a\u500b\u6b65\u9a5f\u3002\u4ee5\u4e0b\u662f\u6578\u64da\u5beb\u5165\u7684\u57fa\u672c\u539f\u7406\uff1a<\/p>\n<h3 id=\"1-%e6%95%b8%e6%93%9a%e5%88%86%e7%89%87-QKWKfzbAYY\">1. \u6578\u64da\u5206\u7247<\/h3>\n<p>Redis \u4f7f\u7528\u54c8\u5e0c\u69fd\uff08hash slots\uff09\u4f86\u7ba1\u7406\u6578\u64da\u7684\u5206\u7247\u3002\u6574\u500b\u96c6\u7fa4\u6709 16384 \u500b\u54c8\u5e0c\u69fd\uff0c\u7576\u7528\u6236\u5beb\u5165\u6578\u64da\u6642\uff0cRedis \u6703\u6839\u64da\u9375\u7684\u54c8\u5e0c\u503c\u5c07\u5176\u6620\u5c04\u5230\u76f8\u61c9\u7684\u54c8\u5e0c\u69fd\u4e2d\u3002\u9019\u6a23\uff0c\u6578\u64da\u5c31\u6703\u88ab\u5206\u6563\u5230\u4e0d\u540c\u7684\u7bc0\u9ede\u4e0a\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>key = \"user:1000\"\nslot = key.hash() % 16384\n<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97\u6bcf\u500b\u7bc0\u9ede\u53ea\u9700\u8655\u7406\u5176\u8ca0\u8cac\u7684\u54c8\u5e0c\u69fd\u4e2d\u7684\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u5beb\u5165\u6027\u80fd\u3002<\/p>\n<h3 id=\"2-%e4%b8%bb%e5%be%9e%e8%a4%87%e8%a3%bd-QKWKfzbAYY\">2. \u4e3b\u5f9e\u8907\u88fd<\/h3>\n<p>\u5728 Redis \u96c6\u7fa4\u4e2d\uff0c\u6bcf\u500b\u4e3b\u7bc0\u9ede\u53ef\u4ee5\u6709\u591a\u500b\u5f9e\u7bc0\u9ede\u3002\u7576\u4e3b\u7bc0\u9ede\u63a5\u6536\u5230\u5beb\u5165\u8acb\u6c42\u6642\uff0c\u5b83\u6703\u9996\u5148\u5c07\u6578\u64da\u5beb\u5165\u81ea\u5df1\u7684\u5167\u5b58\u4e2d\uff0c\u7136\u5f8c\u5c07\u8a72\u64cd\u4f5c\u8907\u88fd\u5230\u6240\u6709\u7684\u5f9e\u7bc0\u9ede\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\uff0c\u9084\u80fd\u5920\u5728\u4e3b\u7bc0\u9ede\u6545\u969c\u6642\uff0c\u5f9e\u7bc0\u9ede\u53ef\u4ee5\u8fc5\u901f\u63a5\u7ba1\u670d\u52d9\u3002<\/p>\n<h3 id=\"3-%e6%95%85%e9%9a%9c%e8%bd%89%e7%a7%bb-QKWKfzbAYY\">3. \u6545\u969c\u8f49\u79fb<\/h3>\n<p>Redis \u96c6\u7fa4\u9084\u5177\u5099\u81ea\u52d5\u6545\u969c\u8f49\u79fb\u7684\u80fd\u529b\u3002\u5982\u679c\u4e3b\u7bc0\u9ede\u767c\u751f\u6545\u969c\uff0c\u96c6\u7fa4\u6703\u81ea\u52d5\u9078\u8209\u4e00\u500b\u5f9e\u7bc0\u9ede\u4f5c\u70ba\u65b0\u7684\u4e3b\u7bc0\u9ede\uff0c\u4e26\u91cd\u65b0\u914d\u7f6e\u96c6\u7fa4\u3002\u9019\u6a23\u7684\u6a5f\u5236\u78ba\u4fdd\u4e86\u7cfb\u7d71\u7684\u9ad8\u53ef\u7528\u6027\uff0c\u4e26\u4e14\u4e0d\u6703\u5f71\u97ff\u5230\u6578\u64da\u7684\u5beb\u5165\u548c\u8b80\u53d6\u3002<\/p>\n<h2 id=\"%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96-QKWKfzbAYY\">\u6027\u80fd\u512a\u5316<\/h2>\n<p>\u70ba\u4e86\u9032\u4e00\u6b65\u63d0\u9ad8 Redis \u96c6\u7fa4\u7684\u5beb\u5165\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u512a\u5316\u7b56\u7565\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u7ba1\u9053\u6280\u8853\uff1a\u901a\u904e\u6279\u91cf\u767c\u9001\u591a\u500b\u547d\u4ee4\uff0c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002<\/li>\n<li>\u8abf\u6574\u5beb\u5165\u7b56\u7565\uff1a\u6839\u64da\u5be6\u969b\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u5beb\u5165\u7b56\u7565\uff0c\u5982\u7570\u6b65\u5beb\u5165\u3002<\/li>\n<li>\u76e3\u63a7\u96c6\u7fa4\u72c0\u614b\uff1a\u5b9a\u671f\u6aa2\u67e5\u96c6\u7fa4\u7684\u6027\u80fd\u6307\u6a19\uff0c\u53ca\u6642\u8abf\u6574\u914d\u7f6e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-QKWKfzbAYY\">\u7d50\u8ad6<\/h2>\n<p>Redis \u96c6\u7fa4\u901a\u904e\u6578\u64da\u5206\u7247\u3001\u4e3b\u5f9e\u8907\u88fd\u548c\u6545\u969c\u8f49\u79fb\u7b49\u6a5f\u5236\uff0c\u6709\u6548\u5730\u89e3\u6c7a\u4e86\u6578\u64da\u5beb\u5165\u7684\u554f\u984c\u3002\u9019\u4e9b\u539f\u7406\u4e0d\u50c5\u63d0\u9ad8\u4e86\u7cfb\u7d71\u7684\u6027\u80fd\uff0c\u9084\u78ba\u4fdd\u4e86\u6578\u64da\u7684\u9ad8\u53ef\u7528\u6027\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\u548c\u61c9\u7528\u9700\u6c42\u7684\u8b8a\u5316\uff0cRedis \u96c6\u7fa4\u5c07\u7e7c\u7e8c\u5728\u6578\u64da\u5b58\u5132\u548c\u7ba1\u7406\u4e2d\u767c\u63ee\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u53ca\u5176\u5728 Redis \u96c6\u7fa4\u4e2d\u7684\u61c9\u7528\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u96c6\u7fa4\u5982\u4f55\u89e3\u6c7a\u6578\u64da\u5beb\u5165\u554f\u984c\uff0c\u6df1\u5165\u5206\u6790\u5176\u539f\u7406\u8207\u67b6\u69cb\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\u8207\u53ef\u9760\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-123210","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/123210","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=123210"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/123210\/revisions"}],"predecessor-version":[{"id":123211,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/123210\/revisions\/123211"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=123210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=123210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=123210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}