{"id":201166,"date":"2025-05-10T08:55:14","date_gmt":"2025-05-10T00:55:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201166\/"},"modified":"2025-05-10T08:55:14","modified_gmt":"2025-05-10T00:55:14","slug":"%e9%9d%a2%e8%af%95%e5%88%86%e6%9e%90%e5%88%86%e5%b8%83%e5%bc%8f%e6%9e%b6%e6%9e%84redis%e7%83%ad%e7%82%b9key%e5%a4%a7value%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201166\/","title":{"rendered":"\u9762\u8bd5\u5206\u6790\u5206\u5e03\u5f0f\u67b6\u6784Redis\u70ed\u70b9key\u5927Value\u89e3\u51b3\u65b9\u6848"},"content":{"rendered":"

<\/b> <\/p>\n

\u9762\u8bd5\u5206\u6790\u5206\u5e03\u5f0f\u67b6\u6784Redis\u70ed\u70b9key\u5927Value\u89e3\u51b3\u65b9\u6848<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

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\u5f15\u8a00<\/h2>\n

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1\u3001\u9762\u8bd5\u5b98\uff1a\u4f60\u5728\u9879\u76ee\u4e2d\u6709\u6ca1\u6709\u9047\u5230 Redis \u70ed\u70b9\u6570\u636e\u95ee\u9898\uff0c\u4e00\u822c\u90fd\u662f\u4ec0\u4e48\u539f\u56e0\u5f15\u8d77\u7684\uff1f<\/h2>\n

\u95ee\u9898\u5206\u6790\uff1a\u4e0a\u6b21\u542c\u7fa4\u91cc\u5927\u4f6c\u9762\u8bd5\u963f\u91cc p7 \u5c31\u88ab\u95ee\u5230\u8fd9\u4e2a\u95ee\u9898\uff0c\u96be\u5ea6\u6307\u6570\u4e94\u9897\u661f\uff0c\u5bf9\u6211\u7b49\u5c0f\u767d\u7740\u5b9e\u662f\u52a0\u5206\u9879\u3002<\/p>\n

\u7b54\uff1a\u5173\u4e8e\u70ed\u70b9\u6570\u636e\u95ee\u9898\u6211\u6709\u8bdd\u8981\u8bf4\uff0c\u8fd9\u4e2a\u95ee\u9898\u6211\u65e9\u5728\u521a\u521a\u5b66\u4e60\u4f7f\u7528 Redis \u65f6\u5c31\u4ece\u5df2\u7ecf\u610f\u8bc6\u5230\u4e86\uff0c\u6240\u4ee5\u5728\u4f7f\u7528\u65f6\u4f1a\u523b\u610f\u907f\u514d\uff0c\u575a\u51b3\u4e0d\u4f1a\u7ed9\u81ea\u5df1\u6316\u5751\uff0c\u70ed\u70b9\u6570\u636e\u6700\u5927\u7684\u95ee\u9898\u4f1a\u9020\u6210 Reids \u96c6\u7fa4\u8d1f\u8f7d\u4e0d\u5747\u8861\uff08\u4e5f\u5c31\u662f\u6570\u636e\u503e\u659c\uff09\u5bfc\u81f4\u7684\u6545\u969c\uff0c\u8fd9\u4e9b\u95ee\u9898\u5bf9\u4e8e Redis \u96c6\u7fa4\u90fd\u662f\u81f4\u547d\u6253\u51fb\u3002<\/p>\n

\u5148\u8bf4\u8bf4\u9020\u6210 Reids \u96c6\u7fa4\u8d1f\u8f7d\u4e0d\u5747\u8861\u6545\u969c\u7684\u4e3b\u8981\u539f\u56e0\uff1a<\/p>\n

    \n
  • \u9ad8\u8bbf\u95ee\u91cf\u7684 Key\uff0c\u4e5f\u5c31\u662f\u70ed key\uff0c\u6839\u636e\u8fc7\u53bb\u7684\u7ef4\u62a4\u7ecf\u9a8c\u4e00\u4e2a key \u8bbf\u95ee\u7684 QPS \u8d85\u8fc7 1000 \u5c31\u8981\u9ad8\u5ea6\u5173\u6ce8\u4e86\uff0c\u6bd4\u5982\u70ed\u95e8\u5546\u54c1\uff0c\u70ed\u95e8\u8bdd\u9898\u7b49\u3002<\/li>\n
  • \u5927 Value\uff0c\u6709\u4e9b key \u8bbf\u95ee QPS \u867d\u7136\u4e0d\u9ad8\uff0c\u4f46\u662f\u7531\u4e8e value \u5f88\u5927\uff0c\u9020\u6210\u7f51\u5361\u8d1f\u8f7d\u8f83\u5927\uff0c\u7f51\u5361\u6d41\u91cf\u88ab\u6253\u6ee1\uff0c\u5355\u53f0\u673a\u5668\u53ef\u80fd\u51fa\u73b0\u5343\u5146 \/ \u79d2\uff0cIO \u6545\u969c\u3002<\/li>\n
  • \u70ed\u70b9 Key + \u5927 Value \u540c\u65f6\u5b58\u5728\uff0c\u670d\u52a1\u5668\u6740\u624b\u3002<\/li>\n<\/ul>\n

    \u90a3\u4e48\u70ed\u70b9 key \u6216\u5927 Value \u4f1a\u9020\u6210\u54ea\u4e9b\u6545\u969c\u5462\uff1a<\/p>\n

      \n
    • \u6570\u636e\u503e\u659c\u95ee\u9898\uff1a\u5927 Value \u4f1a\u5bfc\u81f4\u96c6\u7fa4\u4e0d\u540c\u8282\u70b9\u6570\u636e\u5206\u5e03\u4e0d\u5747\u5300\uff0c\u9020\u6210\u6570\u636e\u503e\u659c\u95ee\u9898\uff0c\u5927\u91cf\u8bfb\u5199\u6bd4\u4f8b\u975e\u5e38\u9ad8\u7684\u8bf7\u6c42\u90fd\u4f1a\u843d\u5230\u540c\u4e00\u4e2a redis server \u4e0a\uff0c\u8be5 redis \u7684\u8d1f\u8f7d\u5c31\u4f1a\u4e25\u91cd\u5347\u9ad8\uff0c\u5bb9\u6613\u6253\u6302\u3002<\/li>\n
    • QPS \u503e\u659c\uff1a\u5206\u7247\u4e0a\u7684 QPS \u4e0d\u5747\u3002<\/li>\n
    • \u5927 Value \u4f1a\u5bfc\u81f4 Redis \u670d\u52a1\u5668\u7f13\u51b2\u533a\u4e0d\u8db3\uff0c\u9020\u6210 get \u8d85\u65f6\u3002<\/li>\n
    • \u7531\u4e8e Value \u8fc7\u5927\uff0c\u5bfc\u81f4\u673a\u623f\u7f51\u5361\u6d41\u91cf\u4e0d\u8db3\u3002<\/li>\n
    • Redis \u7f13\u5b58\u5931\u6548\u5bfc\u81f4\u6570\u636e\u5e93\u5c42\u88ab\u51fb\u7a7f\u7684\u8fde\u9501\u53cd\u5e94\u3002<\/li>\n<\/ul>\n

      2\u3001\u9762\u8bd5\u5b98\uff1a\u771f\u5b9e\u9879\u76ee\u4e2d\uff0c\u90a3\u70ed\u70b9\u6570\u636e\u95ee\u9898\u4f60\u662f\u5982\u4f55\u51c6\u786e\u5b9a\u4f4d\u7684\u5462\uff1f<\/h2>\n

      \u7b54\uff1a\u8fd9\u4e2a\u95ee\u9898\u7684\u89e3\u51b3\u529e\u6cd5\u6bd4\u8f83\u5bbd\u6cdb\uff0c\u8981\u5177\u4f53\u770b\u4e0d\u540c\u4e1a\u52a1\u573a\u666f\uff0c\u6bd4\u5982\u516c\u53f8\u7ec4\u7ec7\u4fc3\u9500\u6d3b\u52a8\uff0c\u90a3\u53c2\u52a0\u4fc3\u9500\u7684\u5546\u54c1\u80af\u5b9a\u662f\u6709\u529e\u6cd5\u63d0\u524d\u7edf\u8ba1\u7684\uff0c\u8fd9\u79cd\u573a\u666f\u5c31\u53ef\u4ee5\u901a\u8fc7\u9884\u4f30\u6cd5\u3002\u5bf9\u4e8e\u7a81\u53d1\u4e8b\u4ef6\uff0c\u4e0d\u786e\u5b9a\u56e0\u7d20\uff0cRedis \u4f1a\u81ea\u5df1\u76d1\u63a7\u70ed\u70b9\u6570\u636e\u3002\u5927\u6982\u5f52\u7eb3\u4e0b\uff1a<\/p>\n

      \u63d0\u524d\u83b7\u77e5\u6cd5\uff1a<\/p>\n

      \u6839\u636e\u4e1a\u52a1\uff0c\u4eba\u8089\u7edf\u8ba1 or \u7cfb\u7edf\u7edf\u8ba1\u53ef\u80fd\u4f1a\u6210\u4e3a\u70ed\u70b9\u7684\u6570\u636e\uff0c\u5982\uff0c\u4fc3\u9500\u6d3b\u52a8\u5546\u54c1\uff0c\u70ed\u95e8\u8bdd\u9898\uff0c\u8282\u5047\u65e5\u8bdd\u9898\uff0c\u7eaa\u5ff5\u65e5\u6d3b\u52a8\u7b49\u3002<\/p>\n

      Redis \u5ba2\u6237\u7aef\u6536\u96c6\u6cd5\uff1a<\/p>\n

      \u8c03\u7528\u7aef\u901a\u8fc7\u8ba1\u6570\u7684\u65b9\u5f0f\u7edf\u8ba1 key \u7684\u8bf7\u6c42\u6b21\u6570\uff0c\u4f46\u662f\u65e0\u6cd5\u9884\u77e5 key \u7684\u4e2a\u6570\uff0c\u4ee3\u7801\u4fb5\u5165\u6027\u5f3a\u3002<\/p>\n

      public Connection sendCommand(final ProtocolCommand cmd, final byte[]... args) {\n    \/\/\u4ece\u53c2\u6570\u4e2d\u83b7\u53d6key\n    String key = analysis(args);\n    \/\/\u8ba1\u6570\n    counterKey(key);\n    \/\/ignore\n}<\/pre>\n
      Redis \u96c6\u7fa4\u4ee3\u7406\u5c42\u7edf\u8ba1\uff1a<\/p>\n
      \u50cf Twemproxy\uff0ccodis \u8fd9\u4e9b\u57fa\u4e8e\u4ee3\u7406\u7684 Redis \u5206\u5e03\u5f0f\u67b6\u6784\uff0c\u7edf\u4e00\u7684\u5165\u53e3\uff0c\u53ef\u4ee5\u5728 Proxy \u5c42\u505a\u6536\u96c6\u4e0a\u62a5\uff0c\u4f46\u662f\u7f3a\u70b9\u5f88\u660e\u663e\uff0c\u5e76\u975e\u6240\u6709\u7684 Redis \u96c6\u7fa4\u67b6\u6784\u90fd\u6709 proxy\u3002<\/p>\n
      <\/p>\n
      Redis \u670d\u52a1\u7aef\u6536\u96c6\uff1a<\/p>\n
      \u76d1\u63a7 Redis \u5355\u4e2a\u5206\u7247\u7684 QPS\uff0c\u53d1\u73b0 QPS \u503e\u659c\u5230\u4e00\u5b9a\u7a0b\u5ea6\u7684\u8282\u70b9\u8fdb\u884c monitor\uff0c\u83b7\u53d6\u70ed\u70b9 key\uff0c Redis \u63d0\u4f9b\u4e86 monitor \u547d\u4ee4\uff0c\u53ef\u4ee5\u7edf\u8ba1\u51fa\u4e00\u6bb5\u65f6\u95f4\u5185\u7684\u67d0 Redis \u8282\u70b9\u4e0a\u7684\u6240\u6709\u547d\u4ee4\uff0c\u5206\u6790\u70ed\u70b9 key\uff0c\u5728\u9ad8\u5e76\u53d1\u6761\u4ef6\u4e0b\uff0c\u4f1a\u5b58\u5728\u5185\u5b58\u66b4\u6da8\u548c Redis \u6027\u80fd\u7684\u9690\u60a3\uff0c\u6240\u4ee5\u6b64\u79cd\u65b9\u6cd5\u9002\u5408\u5728\u77ed\u65f6\u95f4\u5185\u4f7f\u7528\uff1b\u540c\u6837\u53ea\u80fd\u7edf\u8ba1\u4e00\u4e2a Redis \u8282\u70b9\u7684\u70ed\u70b9 key\uff0c\u5bf9\u4e8e\u96c6\u7fa4\u9700\u8981\u6c47\u603b\u7edf\u8ba1\uff0c\u4e1a\u52a1\u89d2\u5ea6\u8bb2\u7a0d\u5fae\u9ebb\u70e6\u4e00\u70b9\u3002<\/p>\n
      <\/p>\n
      \u4ee5\u4e0a\u4e3a\u8bf4\u7684\u8fd9 4 \u4e2a\u65b9\u6cd5\u90fd\u662f\u73b0\u5728\u4e1a\u754c\u6bd4\u8f83\u5e38\u7528\u7684\uff0c\u65b9\u6cd5\uff0c\u6211\u901a\u8fc7\u5b66\u4e60 Redis \u6e90\u7801\u8fd8\u6709\u4e00\u4e2a\u65b0\u7684\u60f3\u6cd5\u3002\u7b2c 5 \u79cd\uff1a\u4fee\u6539 Redis \u6e90\u7801\u3002<\/p>\n
       \u4fee\u6539 Redis \u6e90\u4ee3\u7801\uff1a(\u4ece\u8bfb\u6e90\u7801\u4e2d\u60f3\u5230\u7684\u601d\u8def)<\/p>\n
      \u6211\u53d1\u73b0 Redis4.0 \u4e3a\u6211\u4eec\u5e26\u6765\u4e86\u8bb8\u591a\u65b0\u7279\u6027\uff0c\u5176\u4e2d\u4fbf\u5305\u62ec\u57fa\u4e8e LFU \u7684\u70ed\u70b9 key \u53d1\u73b0\u673a\u5236\uff0c\u6709\u4e86\u8fd9\u4e2a\u65b0\u7279\u6027\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5728\u6b64\u57fa\u7840\u4e0a\u5b9e\u73b0\u70ed\u70b9 key \u7684\u7edf\u8ba1\uff0c\u8fd9\u4e2a\u53ea\u662f\u6211\u7684\u4e2a\u4eba\u601d\u8def\u3002<\/p>\n
      \u9762\u8bd5\u5b98\u5fc3\u7406\uff1a\u5c0f\u4f19\u5b50\u8fd8\u633a\u6709\u60f3\u6cd5\uff0c\u601d\u8def\u633a\u5f00\u9614\uff0c\u8fd8\u6253\u8d77\u4e86\u4fee\u6539\u6e90\u7801\u7684\u6ce8\u610f\uff0c\u6211\u90fd\u6ca1\u8fd9\u4e2a\u91ce\u5fc3\u3002\u56e2\u961f\u91cc\u5c31\u9700\u8981\u8fd9\u6837\u7684\u4eba\u3002<\/p>\n
      \uff08\u53d1\u73b0\u95ee\u9898\uff0c\u5206\u6790\u95ee\u9898\uff0c\u89e3\u51b3\u95ee\u9898\uff0c\u4e0d\u7b49\u9762\u8bd5\u5b98\u53d1\u95ee\uff0c\u76f4\u63a5\u8bb2\u8ff0\u5982\u4f55\u89e3\u51b3\u70ed\u70b9\u6570\u636e\u95ee\u9898\uff0c\u8fd9\u624d\u662f\u6838\u5fc3\u5185\u5bb9\uff09<\/p>\n
      3\u3001\u5982\u4f55\u89e3\u51b3\u70ed\u70b9\u6570\u636e\u95ee\u9898<\/h2>\n
       \u7b54\uff1a\u5173\u4e8e\u5982\u4f55\u6cbb\u7406\u70ed\u70b9\u6570\u636e\u95ee\u9898\uff0c\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u4e3b\u8981\u4ece\u4e24\u4e2a\u65b9\u9762\u8003\u8651\uff0c\u7b2c\u4e00\u662f\u6570\u636e\u5206\u7247\uff0c\u8ba9\u538b\u529b\u5747\u644a\u5230\u96c6\u7fa4\u7684\u591a\u4e2a\u5206\u7247\u4e0a\uff0c\u9632\u6b62\u5355\u4e2a\u673a\u5668\u6253\u6302\uff0c\u7b2c\u4e8c\u662f\u8fc1\u79fb\u9694\u79bb\u3002<\/p>\n
      \u6982\u62ec\u603b\u7ed3\uff1a<\/p>\n
      key \u62c6\u5206\uff1a<\/p>\n
      \u5982\u679c\u5f53\u524d key \u7684\u7c7b\u578b\u662f\u4e00\u4e2a\u4e8c\u7ea7\u6570\u636e\u7ed3\u6784\uff0c\u4f8b\u5982\u54c8\u5e0c\u7c7b\u578b\u3002\u5982\u679c\u8be5\u54c8\u5e0c\u5143\u7d20\u4e2a\u6570\u8f83\u591a\uff0c\u53ef\u4ee5\u8003\u8651\u5c06\u5f53\u524d hash \u8fdb\u884c\u62c6\u5206\uff0c\u8fd9\u6837\u8be5\u70ed\u70b9 key \u53ef\u4ee5\u62c6\u5206\u4e3a\u82e5\u5e72\u4e2a\u65b0\u7684 key \u5206\u5e03\u5230\u4e0d\u540c Redis \u8282\u70b9\u4e0a\uff0c\u4ece\u800c\u51cf\u8f7b\u538b\u529b<\/p>\n
      \u8fc1\u79fb\u70ed\u70b9 key\uff1a<\/p>\n
      \u4ee5 Redis Cluster \u4e3a\u4f8b\uff0c\u53ef\u4ee5\u5c06\u70ed\u70b9 key \u6240\u5728\u7684 slot \u5355\u72ec\u8fc1\u79fb\u5230\u4e00\u4e2a\u65b0\u7684 Redis \u8282\u70b9\u4e0a\uff0c\u8fd9\u6837\u8fd9\u4e2a\u70ed\u70b9 key \u5373\u4f7f QPS \u5f88\u9ad8\uff0c\u4e5f\u4e0d\u4f1a\u5f71\u54cd\u5230\u6574\u4e2a\u96c6\u7fa4\u7684\u5176\u4ed6\u4e1a\u52a1\uff0c\u8fd8\u53ef\u4ee5\u5b9a\u5236\u5316\u5f00\u53d1\uff0c\u70ed\u70b9 key \u81ea\u52a8\u8fc1\u79fb\u5230\u72ec\u7acb\u8282\u70b9\u4e0a\uff0c\u8fd9\u79cd\u65b9\u6848\u4e5f\u8f83\u591a\u526f\u672c\u3002<\/p>\n
      \u70ed\u70b9 key \u9650\u6d41\uff1a<\/p>\n
      \u5bf9\u4e8e\u8bfb\u547d\u4ee4\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8fc1\u79fb\u70ed\u70b9 key \u7136\u540e\u6dfb\u52a0\u4ece\u8282\u70b9\u6765\u89e3\u51b3\uff0c\u5bf9\u4e8e\u5199\u547d\u4ee4\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5355\u72ec\u9488\u5bf9\u8fd9\u4e2a\u70ed\u70b9 key \u6765\u9650\u6d41\u3002<\/p>\n
      \u589e\u52a0\u672c\u5730\u7f13\u5b58\uff1a<\/p>\n
      \u5bf9\u4e8e\u6570\u636e\u4e00\u81f4\u6027\u4e0d\u662f\u90a3\u4e48\u9ad8\u7684\u4e1a\u52a1\uff0c\u53ef\u4ee5\u5c06\u70ed\u70b9 key \u7f13\u5b58\u5230\u4e1a\u52a1\u673a\u5668\u7684\u672c\u5730\u7f13\u5b58\u4e2d\uff0c\u56e0\u4e3a\u662f\u4e1a\u52a1\u7aef\u7684\u672c\u5730\u5185\u5b58\u4e2d\uff0c\u7701\u53bb\u4e86\u4e00\u6b21\u8fdc\u7a0b\u7684 IO \u8c03\u7528\u3002\u4f46\u662f\u5f53\u6570\u636e\u66f4\u65b0\u65f6\uff0c\u53ef\u80fd\u4f1a\u9020\u6210\u4e1a\u52a1\u548c Redis \u6570\u636e\u4e0d\u4e00\u81f4\u3002<\/p>\n
      \u9762\u8bd5\u5b98\uff1a\u4f60\u56de\u7b54\u5f97\u5f88\u597d\uff0c\u8003\u8651\u5f97\u5f88\u5168\u9762\u3002<\/p>\n
      4\u3001\u9762\u8bd5\u5b98\uff1a\u5173\u4e8e Redis \u6700\u540e\u4e00\u4e2a\u95ee\u9898\uff0cRedis \u652f\u6301\u4e30\u5bcc\u7684\u6570\u636e\u7c7b\u578b\uff0c\u90a3\u4e48\u8fd9\u4e9b\u6570\u636e\u7c7b\u578b\u5b58\u50a8\u7684\u5927 Value \u5982\u4f55\u89e3\u51b3\uff0c\u7ebf\u4e0a\u6709\u9047\u5230\u8fd9\u79cd\u60c5\u51b5\u5417\uff1f<\/h2>\n
       \u95ee\u9898\u5206\u6790\uff1a\u76f8\u6bd4\u70ed\u70b9 key \u5927\u6982\u5ff5\uff0c\u5927 Value \u7684\u6982\u5ff5\u6bd4\u597d\u597d\u7406\u89e3\uff0c\u7531\u4e8e Redis \u662f\u5355\u7ebf\u7a0b\u8fd0\u884c\u7684\uff0c\u5982\u679c\u4e00\u6b21\u64cd\u4f5c\u7684 value \u5f88\u5927\u4f1a\u5bf9\u6574\u4e2a redis \u7684\u54cd\u5e94\u65f6\u95f4\u9020\u6210\u8d1f\u9762\u5f71\u54cd\uff0c\u56e0\u4e3a Redis \u662f Key – Value \u7ed3\u6784\u6570\u636e\u5e93\uff0c\u5927 value \u5c31\u662f\u5355\u4e2a value \u5360\u7528\u5185\u5b58\u8f83\u5927\uff0c\u5bf9 Redis \u96c6\u7fa4\u9020\u6210\u6700\u76f4\u63a5\u7684\u5f71\u54cd\u5c31\u662f\u6570\u636e\u503e\u659c\u3002<\/p>\n
       \u7b54\uff1a\uff08\u60f3\u96be\u5012\u6211\uff1f\u6211\u53ef\u662f\u6709\u5907\u800c\u6765\u3002\uff09<\/p>\n
      \u6211\u5148\u8bf4\u8bf4\u591a\u5927\u7684 Value \u7b97\u5927\uff0c\u6839\u636e\u516c\u53f8\u57fa\u7840\u67b6\u6784\u7ed9\u51fa\u7684\u7ecf\u9a8c\u503c\u53ef\u505a\u4ee5\u4e0b\u5212\u5206\uff1a<\/p>\n
      \u6ce8\uff1a\uff08\u7ecf\u9a8c\u503c\u4e0d\u662f\u6807\u51c6\uff0c\u90fd\u662f\u6839\u636e\u96c6\u7fa4\u8fd0\u7ef4\u4eba\u5458\u957f\u671f\u89c2\u5bdf\u7ebf\u4e0a case \u603b\u7ed3\u51fa\u6765\u7684\uff09<\/p>\n
      \u5927\uff1astring \u7c7b\u578b value > 10K\uff0cset\u3001list\u3001hash\u3001zset \u7b49\u96c6\u5408\u6570\u636e\u7c7b\u578b\u4e2d\u7684\u5143\u7d20\u4e2a\u6570 > 1000\u3002<\/p>\n
      \u8d85\u5927\uff1a string \u7c7b\u578b value > 100K\uff0cset\u3001list\u3001hash\u3001zset \u7b49\u96c6\u5408\u6570\u636e\u7c7b\u578b\u4e2d\u7684\u5143\u7d20\u4e2a\u6570 > 10000\u3002<\/p>\n
      \u7531\u4e8e Redis \u662f\u5355\u7ebf\u7a0b\u8fd0\u884c\u7684\uff0c\u5982\u679c\u4e00\u6b21\u64cd\u4f5c\u7684 value \u5f88\u5927\u4f1a\u5bf9\u6574\u4e2a redis \u7684\u54cd\u5e94\u65f6\u95f4\u9020\u6210\u8d1f\u9762\u5f71\u54cd\uff0c\u6240\u4ee5\uff0c\u4e1a\u52a1\u4e0a\u80fd\u62c6\u5219\u62c6\uff0c\u4e0b\u9762\u4e3e\u51e0\u4e2a\u5178\u578b\u7684\u5206\u62c6\u65b9\u6848\uff1a<\/p>\n
        \n
      • \u4e00\u4e2a\u8f83\u5927\u7684 key-value \u62c6\u5206\u6210\u51e0\u4e2a key-value \uff0c\u5c06\u64cd\u4f5c\u538b\u529b\u5e73\u644a\u5230\u591a\u4e2a redis \u5b9e\u4f8b\u4e2d\uff0c\u964d\u4f4e\u5bf9\u5355\u4e2a redis \u7684 IO \u5f71\u54cd<\/li>\n
      • \u5c06\u5206\u62c6\u540e\u7684\u51e0\u4e2a key-value \u5b58\u50a8\u5728\u4e00\u4e2a hash \u4e2d\uff0c\u6bcf\u4e2a field \u4ee3\u8868\u4e00\u4e2a\u5177\u4f53\u7684\u5c5e\u6027\uff0c\u4f7f\u7528 hget,hmget \u6765\u83b7\u53d6\u90e8\u5206\u7684 value\uff0c\u4f7f\u7528 hset\uff0chmset \u6765\u66f4\u65b0\u90e8\u5206\u5c5e\u6027\u3002<\/li>\n
      • hash\u3001set\u3001zset\u3001list \u4e2d\u5b58\u50a8\u8fc7\u591a\u7684\u5143\u7d20<\/li>\n<\/ul>\n
        \u7c7b\u4f3c\u4e8e\u573a\u666f\u4e00\u4e2d\u7684\u7b2c\u4e00\u4e2a\u505a\u6cd5\uff0c\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u5143\u7d20\u5206\u62c6\u3002<\/p>\n
        \u4ee5 hash \u4e3a\u4f8b\uff0c\u539f\u5148\u7684\u6b63\u5e38\u5b58\u53d6\u6d41\u7a0b\u662f:<\/p>\n
        hget(hashKey, field); \nhset(hashKey, field, value)<\/pre>\n
        \u73b0\u5728\uff0c\u56fa\u5b9a\u4e00\u4e2a\u6876\u7684\u6570\u91cf\uff0c\u6bd4\u5982 10000\uff0c\u6bcf\u6b21\u5b58\u53d6\u7684\u65f6\u5019\uff0c\u5148\u5728\u672c\u5730\u8ba1\u7b97 field \u7684 hash \u503c\uff0c\u6a21\u9664 10000\uff0c\u786e\u5b9a\u8be5 field \u843d\u5728\u54ea\u4e2a key \u4e0a\uff0c\u6838\u5fc3\u601d\u60f3\u5c31\u662f\u5c06 value \u6253\u6563\uff0c\u6bcf\u6b21\u53ea get \u4f60\u9700\u8981\u7684\u3002<\/p>\n
        newHashKey = hashKey + (hash(field) % 10000); \nhset(newHashKey, field, value); \nhget(newHashKey, field)<\/pre>\n
        \u9762\u8bd5\u5b98\u5df2\u7ecf\u88ab\u6211\u6298\u670d\uff0c\u7ec8\u4e8e\u653e\u5f03\u4e86 Redis \u7684\u8ffd\u95ee\u3002<\/p>\n
        \u603b\u7ed3<\/h2>\n
        \u5982\u679c\u4f60\u5bf9 Redis \u771f\u5bf9\u4e0d\u662f\u5f88\u719f\u6089\uff0c\u6709\u4e9b\u4eba\u5e72\u8106\u8bf4\u81ea\u5df1\u9879\u76ee\u5c0f\uff0c\u538b\u6839\u6ca1\u6709\u7528\u8fc7 Redis\uff0c\u53ea\u77e5\u9053\u4e00\u4e9b\u7406\u8bba\u77e5\u8bc6\uff0c\u90a3\u4e48\u6211\u5efa\u8bae\u4f60\u8bfb\u8005\u91cd\u70b9\u638c\u63e1\u300a \u8bf4\u8bf4 Redis \u4e2d\u6709\u54ea\u4e9b\u6570\u636e\u7ed3\u6784\u53ca\u5e95\u5c42\u5b9e\u73b0\u539f\u7406\u300b\u300a\u7f13\u5b58\u5fc5\u95ee\uff1aRedis \u6301\u4e45\u5316\uff0c\u9ad8\u53ef\u7528\u96c6\u7fa4\u300b\u300aRedis \u96ea\u5d29\uff0c\u7a7f\u900f\uff0c\u51fb\u7a7f\u4e09\u8fde\u95ee\u300b\u8fd9\u4e09\u7bc7\uff0c\u81f3\u4e8e Redis \u70ed\u70b9\u6570\u636e\u95ee\u9898\uff0c\u5982\u679c\u60f3\u8981\u591a\u8c08\u70b9\u5de5\u8d44\u5c3d\u91cf\u638c\u63e1\u3002\u63a8\u8350\u9605\u8bfb\u300aRedis \u5f00\u53d1\u4e0e\u8fd0\u7ef4\u300b<\/p>\n","protected":false},"excerpt":{"rendered":"
        \u9762\u8bd5\u5206\u6790\u5206\u5e03\u5f0f\u67b6\u6784Redis\u70ed\u70b9...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201166","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201166","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201166"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201166\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201166"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201166"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201166"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}