{"id":166815,"date":"2024-11-05T19:47:48","date_gmt":"2024-11-05T11:47:48","guid":{"rendered":"https:\/\/server.hk\/cnblog\/166815\/"},"modified":"2024-11-05T19:47:50","modified_gmt":"2024-11-05T11:47:50","slug":"%e4%ba%86%e8%a7%a3redis%e6%a7%bd%e6%8a%80%e8%a1%93%e5%8f%8a%e5%85%b6%e6%87%89%e7%94%a8%e5%8e%9f%e7%90%86%ef%bc%88redis-%e6%a7%bd-%e5%8e%9f%e7%90%86%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/166815\/","title":{"rendered":"\u4e86\u89e3Redis\u69fd\u6280\u8853\u53ca\u5176\u61c9\u7528\u539f\u7406\uff08redis \u69fd \u539f\u7406\uff09"},"content":{"rendered":"<h1 id=\"%e4%ba%86%e8%a7%a3redis%e6%a7%bd%e6%8a%80%e8%a1%93%e5%8f%8a%e5%85%b6%e6%87%89%e7%94%a8%e5%8e%9f%e7%90%86-hfMBPNyvSj\">\u4e86\u89e3Redis\u69fd\u6280\u8853\u53ca\u5176\u61c9\u7528\u539f\u7406<\/h1>\n<p>Redis\u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u5206\u914d\u6578\u64da\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002Redis\u7684\u69fd\u6280\u8853\uff08Slot Technology\uff09\u6b63\u662f\u70ba\u4e86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u800c\u8a2d\u8a08\u7684\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u69fd\u6280\u8853\u7684\u539f\u7406\u53ca\u5176\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e6%a7%bd%e6%8a%80%e8%a1%93%ef%bc%9f-hfMBPNyvSj\">\u4ec0\u9ebc\u662fRedis\u69fd\u6280\u8853\uff1f<\/h2>\n<p>Redis\u69fd\u6280\u8853\u4e3b\u8981\u7528\u65bcRedis\u96c6\u7fa4\u6a21\u5f0f\u4e2d\uff0c\u76ee\u7684\u662f\u5c07\u6578\u64da\u5747\u52fb\u5730\u5206\u4f48\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\u3002Redis\u96c6\u7fa4\u4f7f\u7528\u4e86\u4e00\u7a2e\u7a31\u70ba\u201c\u54c8\u5e0c\u69fd\u201d\uff08Hash Slot\uff09\u7684\u6a5f\u5236\uff0c\u5c07\u6240\u6709\u53ef\u80fd\u7684\u9375\u6620\u5c04\u52300\u523016383\u4e4b\u9593\u768416384\u500b\u69fd\u4e2d\u3002\u6bcf\u500b\u9375\u5728\u5b58\u5132\u6642\uff0c\u6703\u6839\u64da\u5176\u54c8\u5e0c\u503c\u8a08\u7b97\u51fa\u5c0d\u61c9\u7684\u69fd\uff0c\u7136\u5f8c\u5c07\u8a72\u9375\u5b58\u5132\u5230\u8ca0\u8cac\u8a72\u69fd\u7684\u7bc0\u9ede\u4e0a\u3002<\/p>\n<h2 id=\"%e5%93%88%e5%b8%8c%e6%a7%bd%e7%9a%84%e8%a8%88%e7%ae%97-hfMBPNyvSj\">\u54c8\u5e0c\u69fd\u7684\u8a08\u7b97<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u54c8\u5e0c\u69fd\u7684\u8a08\u7b97\u904e\u7a0b\u5982\u4e0b\uff1a<\/p>\n<pre><code>slot = CRC16(key) mod 16384<\/code><\/pre>\n<p>\u9019\u88e1\uff0c<code>CRC16<\/code>\u662f\u4e00\u7a2e\u6821\u9a57\u548c\u7b97\u6cd5\uff0c\u7528\u65bc\u8a08\u7b97\u9375\u7684\u54c8\u5e0c\u503c\u3002\u901a\u904e\u5c0d\u54c8\u5e0c\u503c\u53d6\u6a2116384\uff0c\u6211\u5011\u53ef\u4ee5\u5f97\u5230\u4e00\u500b\u7bc4\u570d\u57280\u523016383\u4e4b\u9593\u7684\u6574\u6578\uff0c\u9019\u500b\u6574\u6578\u5373\u70ba\u8a72\u9375\u6240\u5c0d\u61c9\u7684\u69fd\u3002<\/p>\n<h2 id=\"redis%e9%9b%86%e7%be%a4%e7%9a%84%e7%b5%90%e6%a7%8b-hfMBPNyvSj\">Redis\u96c6\u7fa4\u7684\u7d50\u69cb<\/h2>\n<p>Redis\u96c6\u7fa4\u7531\u591a\u500b\u4e3b\u7bc0\u9ede\u548c\u5f9e\u7bc0\u9ede\u7d44\u6210\u3002\u6bcf\u500b\u4e3b\u7bc0\u9ede\u8ca0\u8cac\u4e00\u5b9a\u7bc4\u570d\u7684\u54c8\u5e0c\u69fd\uff0c\u4e26\u4e14\u53ef\u4ee5\u6709\u591a\u500b\u5f9e\u7bc0\u9ede\u7528\u65bc\u6578\u64da\u7684\u5197\u9918\u5099\u4efd\u3002\u9019\u6a23\u7684\u7d50\u69cb\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\uff0c\u9084\u80fd\u5920\u5728\u67d0\u500b\u7bc0\u9ede\u6545\u969c\u6642\uff0c\u901a\u904e\u5f9e\u7bc0\u9ede\u5feb\u901f\u6062\u5fa9\u6578\u64da\u3002<\/p>\n<h3 id=\"%e6%a7%bd%e7%9a%84%e5%88%86%e9%85%8d-hfMBPNyvSj\">\u69fd\u7684\u5206\u914d<\/h3>\n<p>\u5728Redis\u96c6\u7fa4\u4e2d\uff0c\u69fd\u7684\u5206\u914d\u662f\u9748\u6d3b\u7684\u3002\u7576\u4e00\u500b\u65b0\u7684\u4e3b\u7bc0\u9ede\u52a0\u5165\u96c6\u7fa4\u6642\uff0c\u53ef\u4ee5\u901a\u904e\u91cd\u65b0\u5206\u914d\u69fd\u4f86\u5e73\u8861\u8ca0\u8f09\u3002\u9019\u4e00\u904e\u7a0b\u901a\u5e38\u6d89\u53ca\u5230\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li>\u8a08\u7b97\u7576\u524d\u96c6\u7fa4\u4e2d\u6bcf\u500b\u4e3b\u7bc0\u9ede\u6240\u64c1\u6709\u7684\u69fd\u6578\u91cf\u3002<\/li>\n<li>\u6839\u64da\u8ca0\u8f09\u60c5\u6cc1\uff0c\u9078\u64c7\u9700\u8981\u91cd\u65b0\u5206\u914d\u7684\u69fd\u3002<\/li>\n<li>\u5c07\u9078\u5b9a\u7684\u69fd\u5f9e\u4e00\u500b\u4e3b\u7bc0\u9ede\u8f49\u79fb\u5230\u65b0\u52a0\u5165\u7684\u4e3b\u7bc0\u9ede\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e6%a7%bd%e6%8a%80%e8%a1%93%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-hfMBPNyvSj\">Redis\u69fd\u6280\u8853\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis\u69fd\u6280\u8853\u7684\u61c9\u7528\u5834\u666f\u975e\u5e38\u5ee3\u6cdb\uff0c\u4ee5\u4e0b\u662f\u5e7e\u500b\u5178\u578b\u7684\u4f8b\u5b50\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u53ef\u7528\u6027\u6578\u64da\u5b58\u5132\uff1a<\/strong>\u901a\u904e\u5c07\u6578\u64da\u5206\u4f48\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\uff0cRedis\u96c6\u7fa4\u80fd\u5920\u5728\u67d0\u500b\u7bc0\u9ede\u6545\u969c\u6642\uff0c\u4fdd\u8b49\u6578\u64da\u7684\u6301\u7e8c\u53ef\u7528\u6027\u3002<\/li>\n<li><strong>\u8ca0\u8f09\u5747\u8861\uff1a<\/strong>\u69fd\u6280\u8853\u4f7f\u5f97\u6578\u64da\u80fd\u5920\u5747\u52fb\u5206\u4f48\uff0c\u5f9e\u800c\u907f\u514d\u67d0\u4e00\u500b\u7bc0\u9ede\u7684\u904e\u8f09\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u5feb\u901f\u67e5\u8a62\uff1a<\/strong>\u7531\u65bc\u6578\u64da\u88ab\u5206\u4f48\u5728\u591a\u500b\u7bc0\u9ede\u4e0a\uff0c\u67e5\u8a62\u6642\u53ef\u4ee5\u4e26\u884c\u8655\u7406\uff0c\u63d0\u9ad8\u4e86\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-hfMBPNyvSj\">\u7e3d\u7d50<\/h2>\n<p>Redis\u69fd\u6280\u8853\u901a\u904e\u54c8\u5e0c\u69fd\u7684\u65b9\u5f0f\uff0c\u6709\u6548\u5730\u89e3\u6c7a\u4e86\u6578\u64da\u5206\u4f48\u548c\u8ca0\u8f09\u5747\u8861\u7684\u554f\u984c\uff0c\u4f7f\u5f97Redis\u96c6\u7fa4\u80fd\u5920\u5728\u9ad8\u53ef\u7528\u6027\u548c\u9ad8\u6027\u80fd\u4e4b\u9593\u53d6\u5f97\u826f\u597d\u7684\u5e73\u8861\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u9019\u4e00\u6280\u8853\u7684\u61c9\u7528\u5c07\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u9805\u76ee\u4e2d\u5be6\u73feRedis\u96c6\u7fa4\u611f\u8208\u8da3\uff0c\u6216\u8005\u9700\u8981\u9ad8\u6548\u7684<a href=\"https:\/\/server.hk\">VPS<\/a>\u89e3\u6c7a\u65b9\u6848\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u63a2\u8a0eRedis\u69fd\u6280\u8853\u53ca\u5176\u61c9\u7528\u539f\u7406\uff0c\u4e86\u89e3\u5982\u4f55\u9ad8\u6548\u7ba1\u7406\u6578\u64da\u5206\u7247\u8207\u8ca0\u8f09\u5747\u8861\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-166815","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166815","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=166815"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166815\/revisions"}],"predecessor-version":[{"id":166816,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166815\/revisions\/166816"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=166815"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=166815"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=166815"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}