{"id":201529,"date":"2025-05-10T08:39:51","date_gmt":"2025-05-10T00:39:51","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201529\/"},"modified":"2025-05-10T08:39:51","modified_gmt":"2025-05-10T00:39:51","slug":"%e4%b8%80%e4%b8%aa%e5%8c%85%e5%90%ab10%e8%8a%82%e7%82%b9%e7%9a%84redis%e9%9b%86%e7%be%a4%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201529\/","title":{"rendered":"\u4e00\u4e2a\u5305\u542b10\u8282\u70b9\u7684Redis\u96c6\u7fa4\u5b9e\u8df5\u6848\u4f8b"},"content":{"rendered":"

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

\u4e00\u4e2a\u5305\u542b10\u8282\u70b9\u7684Redis\u96c6\u7fa4\u5b9e\u8df5\u6848\u4f8b<\/h1>\n

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

IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929golang\u5b66\u4e60\u7f51\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300a\u4e00\u4e2a\u5305\u542b10\u8282\u70b9\u7684Redis\u96c6\u7fa4\u5b9e\u8df5\u6848\u4f8b\u300b\uff0c\u804a\u804aRedis\u3001\u5b9e\u8df5\u3001\u96c6\u7fa4\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01<\/p>\n

Redis \u901a\u5e38\u4e0d\u4f1a\u88ab\u7528\u4f5c\u4e3b\u8981\u7684\u6570\u636e\u5b58\u50a8\uff0c\u4f46\u5b83\u5728\u5b58\u50a8\u548c\u8bbf\u95ee\u53ef\u5bb9\u5fcd\u4e22\u5931\u7684\u4e34\u65f6\u6570\u636e\uff08\u5982\u5ea6\u91cf\u6307\u6807\u3001\u4f1a\u8bdd\u72b6\u6001\u3001\u7f13\u5b58\uff09\u65b9\u9762\u5374\u72ec\u6709\u957f\u5904\uff0c\u5e76\u4e14\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u4e0d\u4ec5\u63d0\u4f9b\u4e86\u6700\u4f73\u6027\u80fd\uff0c\u8fd8\u5185\u7f6e\u4e86\u4e00\u7ec4\u975e\u5e38\u6709\u7528\u7684\u6570\u636e\u7ed3\u6784\u3002\u5b83\u662f\u73b0\u4ee3\u6280\u672f\u6808\u4e2d\u6700\u5e38\u89c1\u7684\u4e3b\u8981\u90e8\u4ef6\u4e4b\u4e00\u3002<\/p>\n

Stripe\uff08\u4e00\u5bb6\u505a\u652f\u4ed8\u7684\u7845\u8c37\u521b\u4e1a\u516c\u53f8\uff09\u7684\u901f\u7387\u9650\u5b9a\u5668\u5c31\u662f\u57fa\u4e8e Redis \u6784\u5efa\u7684\uff0c\u8fd9\u4e9b\u9650\u901f\u5668\u8fd0\u884c\u5728\u4e00\u4e2a Redis \u5b9e\u4f8b\u4e0a\u3002Redis \u4e3b\u670d\u52a1\u5668\u6709\u4e00\u4e9b\u7528\u4e8e\u5931\u6548\u5907\u63f4\u7684\u8ffd\u968f\u8005\uff0c\u4e0d\u8fc7\u5728\u4efb\u4f55\u65f6\u5019\uff0c\u90fd\u53ea\u6709\u4e00\u4e2a\u8282\u70b9\u5728\u5904\u7406\u8bfb\u5199\u64cd\u4f5c\u3002<\/p>\n

\u5404\u79cd\u6d88\u606f\u6765\u6e90\u58f0\u79f0\uff0c\u4e00\u4e2a Redis \u8282\u70b9\u6bcf\u79d2\u53ef\u4ee5\u5904\u7406\u767e\u4e07\u6b21\u64cd\u4f5c\u3002\u5c3d\u7ba1\u6211\u4eec\u7684\u64cd\u4f5c\u6ca1\u6709\u90a3\u4e48\u591a\uff0c\u4f46\u4e5f\u4e0d\u4f1a\u5f88\u5c11\u3002\u6bcf\u4e2a\u901f\u7387\u9650\u5b9a\u5668\u90fd\u9700\u8981\u8fd0\u884c\u591a\u4e2a Redis \u547d\u4ee4\uff0c\u800c\u6bcf\u4e2a API \u8bf7\u6c42\u90fd\u8981\u901a\u8fc7\u5f88\u591a\u4e2a\u901f\u7387\u9650\u5b9a\u5668\u3002\u6240\u4ee5\uff0c\u6bcf\u4e2a\u8282\u70b9\u6bcf\u79d2\u949f\u9700\u8981\u5904\u7406\u6570\u4e07\u6b21\u5230\u6570\u5341\u4e07\u6b21\u7684\u64cd\u4f5c\u3002<\/p>\n<\/p>\n

\u5982\u679c\u8282\u70b9\u51fa\u73b0\u9971\u548c\uff0c\u5c31\u4f1a\u4e0d\u65ad\u51fa\u73b0\u6545\u969c\u3002\u6211\u4eec\u7684\u670d\u52a1\u53ef\u4ee5\u5bb9\u5fcd Redis \u7684\u4e0d\u53ef\u7528\uff0c\u56e0\u6b64\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u662f\u6ca1\u6709\u95ee\u9898\u7684\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u95ee\u9898\u7684\u4e25\u91cd\u7a0b\u5ea6\u4f1a\u5347\u7ea7\u3002\u6211\u4eec\u6700\u540e\u901a\u8fc7\u8fc1\u79fb\u5230\u5305\u542b 10 \u8282\u70b9\u7684 Redis \u96c6\u7fa4\u6765\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u5bf9\u6027\u80fd\u7684\u5f71\u54cd\u53ef\u4ee5\u5ffd\u7565\u4e0d\u8ba1\uff0c\u91cd\u8981\u7684\u662f\u73b0\u5728\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u6c34\u5e73\u53ef\u4f38\u7f29\u3002<\/p>\n

\u6539\u9020\u524d\u540e\u7684\u9519\u8bef\u7387\u6bd4\u8f83\uff1a<\/p>\n<\/p>\n

\u4f7f\u7528 Redis \u96c6\u7fa4\u540e\u9519\u8bef\u7387\u660e\u663e\u964d\u4f4e<\/p>\n

\u5728\u66f4\u6362\u7cfb\u7edf\u4e4b\u524d\uff0c\u5e94\u8be5\u5148\u4e86\u89e3\u5bfc\u81f4\u539f\u59cb\u6545\u969c\u7684\u539f\u56e0\u3002<\/p>\n

\u867d\u8bf4 Redis \u4f7f\u7528\u4e86\u5355\u7ebf\u7a0b\u6a21\u578b\uff0c\u4f46\u4e5f\u5e76\u975e\u90a3\u4e48\u4e25\u683c\uff0c\u56e0\u4e3a\u540e\u53f0\u8fd8\u662f\u4f7f\u7528\u4e86\u5176\u4ed6\u7ebf\u7a0b\u6765\u5904\u7406\u4e00\u4e9b\u64cd\u4f5c\uff0c\u6bd4\u5982\u5220\u9664\u5bf9\u8c61\uff0c\u4e0d\u8fc7\u6240\u6709\u6b63\u5728\u6267\u884c\u7684\u64cd\u4f5c\u8fd8\u662f\u4f1a\u963b\u585e\u5728\u5355\u4e2a\u63a7\u5236\u70b9\u4e0a\u3002<\/p>\n

\u8981\u7406\u89e3\u8fd9\u4e9b\u5e76\u975e\u96be\u4e8b\u2014\u2014Redis \u64cd\u4f5c\uff08\u65e0\u8bba\u662f\u5355\u4e00\u547d\u4ee4\u3001MULTI \u8fd8\u662f EXEC\uff09\u7684\u539f\u5b50\u6027\u4fdd\u8bc1\u6e90\u4e8e\u5b83\u4e00\u6b21\u53ea\u6267\u884c\u4e00\u4e2a\u64cd\u4f5c\u3002\u5373\u4fbf\u5982\u6b64\uff0cRedis \u8fd8\u662f\u6709\u53ef\u80fd\u4f1a\u91c7\u7528\u5e76\u884c\u673a\u5236\uff0cFAQ \u4e2d\u7684\u4e00\u4e9b\u5185\u5bb9\u8868\u660e\uff0c5.0 \u4e4b\u540e\u7684\u7248\u672c\u6709\u53ef\u80fd\u8003\u8651\u91c7\u7528\u591a\u7ebf\u7a0b\u8bbe\u8ba1\u3002<\/p>\n

\u5355\u7ebf\u7a0b\u6a21\u578b\u786e\u5b9e\u662f\u6211\u4eec\u7684\u74f6\u9888\u6240\u5728\uff0c\u5728\u767b\u5f55\u5230\u539f\u59cb\u8282\u70b9\u65f6\u53ef\u4ee5\u770b\u5230\uff0c\u5355\u6838\u7684\u4f7f\u7528\u7387\u8fbe\u5230\u4e86 100\uff05\u3002<\/p>\n

\u6211\u4eec\u53d1\u73b0\uff0c\u5373\u4f7f\u5f00\u542f\u4e86\u6700\u5927\u5bb9\u91cf\uff0cRedis \u4e5f\u4f1a\u81ea\u52a8\u4f18\u96c5\u5730\u964d\u7ea7\u3002\u4e3b\u8981\u8868\u73b0\u662f\uff0c\u4e0e Redis \u53d1\u751f\u4ea4\u4e92\u7684\u8282\u70b9\u7684\u57fa\u7ebf\u8fde\u63a5\u6027\u9519\u8bef\u7387\u5728\u589e\u52a0\u2014\u2014\u4e3a\u4e86\u5bb9\u5fcd\u53d1\u751f\u6545\u969c\u7684 Redis\uff0c\u5b83\u4eec\u53d7\u5230\u8fde\u63a5\u548c\u8bfb\u53d6\u8d85\u65f6\uff08\u7ea6 0.1 \u79d2\uff09\u65b9\u9762\u7684\u9650\u5236\uff0c\u5e76\u4e14\u65e0\u6cd5\u5728\u7ed9\u5b9a\u65f6\u95f4\u5185\u5efa\u7acb\u7528\u4e8e\u6267\u884c\u64cd\u4f5c\u7684\u8fde\u63a5\u3002<\/p>\n

\u8fd9\u79cd\u60c5\u51b5\u5728\u5927\u591a\u6570\u65f6\u5019\u662f\u6ca1\u6709\u95ee\u9898\u7684\u3002\u53ea\u6709\u5f53\u5408\u6cd5\u7528\u6237\u6210\u529f\u901a\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u5e76\u5728\u5e95\u5c42\u6570\u636e\u5e93\u4e0a\u8fdb\u884c\u6602\u8d35\u7684\u64cd\u4f5c\u65f6\uff08\u4e5f\u5c31\u662f\u8bf4\uff0c\u6570\u91cf\u7ea7\u8d85\u8fc7\u5141\u8bb8\u7684\u8303\u56f4\uff09\uff0c\u5b83\u624d\u4f1a\u6210\u4e3a\u95ee\u9898\u3002\u8fd9\u79cd\u6602\u8d35\u7684\u64cd\u4f5c\u662f\u76f8\u5bf9\u800c\u8a00\u7684\u2014\u2014\u4ece\u5217\u8868\u4e2d\u8fd4\u56de\u4e00\u7ec4\u5bf9\u8c61\u6bd4\u7528 401 \u9519\u8bef\u6765\u62d2\u7edd\u8bf7\u6c42\u6216\u7528 429 \u9519\u8bef\u6765\u544a\u77e5\u8d85\u5236\u90fd\u8981\u6602\u8d35\u5f97\u591a\u3002\u8fd9\u4e9b\u6602\u8d35\u7684\u64cd\u4f5c\u901a\u5e38\u90fd\u662f\u56e0\u4e3a\u7528\u6237\u8fd0\u884c\u9ad8\u5e76\u53d1\u7a0b\u5e8f\u800c\u5bfc\u81f4\u7684\u3002<\/p>\n

\u8fd9\u4e9b\u6d41\u91cf\u9ad8\u5cf0\u4f1a\u5bfc\u81f4\u9519\u8bef\u7387\u6210\u6bd4\u4f8b\u589e\u52a0\uff0c\u5e76\u4e14\u5f88\u591a\u6d41\u91cf\u5c06\u88ab\u5141\u8bb8\u901a\u8fc7\u9650\u901f\u5668\uff0c\u56e0\u4e3a\u5728\u53d1\u751f\u9519\u8bef\u65f6\uff0c\u9650\u901f\u5668\u9ed8\u8ba4\u5141\u8bb8\u8bf7\u6c42\u901a\u8fc7\u3002\u8fd9\u4f1a\u7ed9\u540e\u7aef\u6570\u636e\u5e93\u5e26\u6765\u66f4\u5927\u7684\u538b\u529b\uff0c\u800c\u4e14\u8fd9\u79cd\u538b\u529b\u6240\u5e26\u6765\u7684\u6545\u969c\u4e0d\u4f1a\u50cf Redis \u7684\u8fc7\u8f7d\u6545\u969c\u90a3\u4e48\u4f18\u96c5\u3002\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c\u5206\u533a\u51e0\u4e4e\u5b8c\u5168\u4e0d\u53ef\u64cd\u4f5c\uff0c\u5e76\u4e14\u5927\u91cf\u8bf7\u6c42\u51fa\u73b0\u8d85\u65f6\u3002<\/p>\n

Redis \u96c6\u7fa4\u7684\u5206\u7247\u6a21\u578b<\/strong><\/p>\n

Redis \u7684\u6838\u5fc3\u4ef7\u503c\u662f\u901f\u5ea6\uff0c\u800c Redis \u96c6\u7fa4\u7684\u5206\u5e03\u5f0f\u7ed3\u6784\u4e0d\u4f1a\u5bf9\u6b64\u4ea7\u751f\u4efb\u4f55\u5f71\u54cd\u3002\u4e0e\u5176\u4ed6\u5206\u5e03\u5f0f\u6a21\u578b\u4e0d\u540c\u7684\u662f\uff0cRedis \u96c6\u7fa4\u7684\u64cd\u4f5c\u4e0d\u9700\u8981\u901a\u8fc7\u591a\u4e2a\u8282\u70b9\u7684\u786e\u8ba4\uff0c\u5b83\u770b\u8d77\u6765\u66f4\u50cf\u662f\u4e00\u7ec4\u72ec\u7acb\u7684 Redis \u5b9e\u4f8b\u5728\u5206\u62c5\u5de5\u4f5c\u8d1f\u8f7d\u3002\u8fd9\u5c31\u662f\u901a\u8fc7\u727a\u7272\u53ef\u7528\u6027\u6765\u6362\u53d6\u901f\u5ea6\u2014\u2014\u4e0e Redis \u72ec\u7acb\u5b9e\u4f8b\u76f8\u6bd4\uff0cRedis \u7fa4\u96c6\u64cd\u4f5c\u7684\u989d\u5916\u5f00\u9500\u53ef\u4ee5\u5ffd\u7565\u4e0d\u8ba1\u3002<\/p>\n

\u952e\u7a7a\u95f4\u603b\u5171\u88ab\u5206\u4e3a 16384 \u4e2a\u69fd\uff0c\u69fd\u662f\u901a\u8fc7\u7a33\u5b9a\u7684\u6563\u5217\u51fd\u6570\u8ba1\u7b97\u51fa\u6765\u7684\uff0c\u6240\u6709\u5ba2\u6237\u7aef\u90fd\u77e5\u9053\u8be5\u5982\u4f55\u4f7f\u7528\u8fd9\u4e2a\u6563\u5217\u51fd\u6570\uff1a<\/p>\n<\/p>\n

HASH_SLOT = CRC16(key) mod 16384 \r\n<\/pre>\n
\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u60f3\u6267\u884c GET foo\uff0c\u4f1a\u5f97\u5230 foo \u7684\u69fd\u53f7\uff1a<\/p>\n<\/p>\n
HASH_SLOT = CRC16(\"foo\") mod 16384 = 12182 \r\n<\/pre>\n
\u96c6\u7fa4\u4e2d\u7684\u6bcf\u4e2a\u8282\u70b9\u5c06\u5904\u7406 16384 \u4e2a\u69fd\u4e2d\u7684\u4e00\u90e8\u5206\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u8282\u70b9\u6570\u91cf\u3002\u8282\u70b9\u95f4\u901a\u8fc7\u5f7c\u6b64\u4ea4\u4e92\u6765\u8c03\u8282\u69fd\u7684\u6570\u91cf\u3001\u8fdb\u884c\u53ef\u7528\u6027\u8f6c\u79fb\u548c\u518d\u5747\u8861\u3002<\/p>\n<\/p>\n
\u5206\u5e03\u5728\u96c6\u7fa4\u5404\u4e2a\u8282\u70b9\u4e0a\u7684\u69fd<\/p>\n
\u5ba2\u6237\u7aef\u4f7f\u7528 CLUSTER \u7cfb\u5217\u547d\u4ee4\u6765\u67e5\u8be2\u96c6\u7fa4\u7684\u72b6\u6001\u3002CLUSTER NODES \u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u64cd\u4f5c\uff0c\u7528\u4e8e\u83b7\u53d6\u69fd\u5230\u8282\u70b9\u7684\u6620\u5c04\uff0c\u5176\u7ed3\u679c\u901a\u5e38\u7f13\u5b58\u5728\u672c\u5730\u3002<\/p>\n<\/p>\n
127.0.0.1:30002 master - 0 1426238316232 2 connected 5461-10922 \r\n127.0.0.1:30003 master - 0 1426238318243 3 connected 10923-16383 \r\n127.0.0.1:30001 myself,master - 0 0 1 connected 0-5460 \r\n<\/pre>\n
\u4e0a\u9762\u7684\u8f93\u51fa\u7ecf\u8fc7\u4e86\u7b80\u5316\uff0c\u6700\u91cd\u8981\u7684\u90e8\u5206\u662f\u7b2c\u4e00\u5217\u7684\u4e3b\u673a\u5730\u5740\u548c\u6700\u540e\u4e00\u5217\u7684\u6570\u5b57\u30025461-10922 \u8868\u793a\u8be5\u8282\u70b9\u5904\u7406\u4ece 5461 \u5230 10922 \u7684\u69fd\u3002<\/p>\n
MOVED\u91cd\u5b9a\u5411<\/strong><\/p>\n
\u5982\u679c Redis \u7fa4\u96c6\u4e2d\u7684\u67d0\u4e2a\u8282\u70b9\u63a5\u6536\u5230\u4e00\u4e2a\u65e0\u6cd5\u5904\u7406\u7684\u547d\u4ee4\uff0c\u5e76\u4e0d\u4f1a\u5c1d\u8bd5\u5c06\u8be5\u547d\u4ee4\u8f6c\u53d1\u7ed9\u5176\u4ed6\u8282\u70b9\u3002\u76f8\u53cd\uff0c\u5ba2\u6237\u4f1a\u88ab\u544a\u77e5\u5411\u5176\u4ed6\u8282\u70b9\u5c1d\u8bd5\u53d1\u9001\u8be5\u547d\u4ee4\u3002\u8fd9\u662f\u901a\u8fc7 MOVED \u54cd\u5e94\u6765\u5b9e\u73b0\u7684\uff0cMOVED \u54cd\u5e94\u6d88\u606f\u5305\u542b\u4e86\u65b0\u7684\u76ee\u6807\u5730\u5740\uff1a<\/p>\n<\/p>\n
GET foo \r\n-MOVED 3999 127.0.0.1:6381 \r\n<\/pre>\n
\u5728\u96c6\u7fa4\u8fdb\u884c\u518d\u5747\u8861\u671f\u95f4\uff0c\u69fd\u4ece\u4e00\u4e2a\u8282\u70b9\u8fc1\u79fb\u5230\u53e6\u4e00\u4e2a\u8282\u70b9\uff0c\u800c MOVED \u662f\u670d\u52a1\u5668\u7528\u4e8e\u544a\u8bc9\u5ba2\u6237\u7aef\uff0c\u69fd\u5230\u8282\u70b9\u7684\u6620\u5c04\u5df2\u7ecf\u53d1\u751f\u4e86\u53d8\u5316\u3002<\/p>\n<\/p>\n
\u4e00\u4e2a\u69fd\u4ece\u4e00\u4e2a\u8282\u70b9\u8fc1\u79fb\u5230\u53e6\u4e00\u4e2a\u8282\u70b9<\/p>\n
\u6bcf\u4e2a\u8282\u70b9\u90fd\u77e5\u9053\u5f53\u524d\u7684\u6620\u5c04\u5173\u7cfb\uff0c\u7406\u8bba\u4e0a\uff0c\u5f53\u4e00\u4e2a\u8282\u70b9\u5728\u63a5\u6536\u5230\u65e0\u6cd5\u5904\u7406\u7684\u64cd\u4f5c\u65f6\uff0c\u53ef\u4ee5\u5411\u6b63\u786e\u7684\u8282\u70b9\u8bf7\u6c42\u7ed3\u679c\uff0c\u5e76\u5c06\u7ed3\u679c\u8f6c\u53d1\u56de\u5ba2\u6237\u7aef\uff0c\u4f46 MOVED \u5176\u5b9e\u662f\u4e00\u79cd\u6709\u610f\u7684\u8bbe\u8ba1\u3002\u5b83\u901a\u8fc7\u5c06\u4e00\u4e9b\u989d\u5916\u7684\u590d\u6742\u6027\u4ea4\u7ed9\u5ba2\u6237\u7aef\u53bb\u5b9e\u73b0\uff0c\u4ee5\u4fbf\u6362\u53d6\u66f4\u5feb\u7684\u901f\u5ea6\u3002\u53ea\u8981\u5ba2\u6237\u7aef\u7684\u6620\u5c04\u662f\u6700\u65b0\u7684\uff0c\u8bf7\u6c42\u64cd\u4f5c\u603b\u80fd\u5728\u4e00\u4e2a hop \u4e4b\u5185\u5b8c\u6210\u3002\u7531\u4e8e\u518d\u5747\u8861\u76f8\u5bf9\u8f83\u5c11\u51fa\u73b0\uff0c\u56e0\u6b64\u5728\u7fa4\u96c6\u7684\u4f7f\u7528\u671f\u95f4\uff0c\u82b1\u5728\u534f\u8c03\u4e0a\u7684\u5f00\u9500\u53ef\u4ee5\u5ffd\u7565\u4e0d\u8ba1\u3002<\/p>\n
\u9664\u4e86 MOVED \u4e4b\u5916\uff0cRedis \u96c6\u7fa4\u8fd8\u6709\u5176\u4ed6\u4e00\u4e9b\u7279\u5b9a\u7684\u673a\u5236\uff0c\u4f46\u4e3a\u4e86\u7b80\u6d01\u8d77\u89c1\uff0c\u6211\u5c06\u8df3\u8fc7\u5b83\u4eec\u3002\u5b8c\u6574\u7684\u89c4\u8303\uff08https:\/\/redis.io\/topics\/cluster-spec\uff09\u662f\u6df1\u5165\u4e86\u89e3 Redis \u96c6\u7fa4\u5de5\u4f5c\u539f\u7406\u7684\u91cd\u8981\u8d44\u6e90\u3002<\/p>\n
\u5ba2\u6237\u7aef\u5982\u4f55\u53d1\u9001\u8bf7\u6c42<\/strong><\/p>\n
Redis \u5ba2\u6237\u7aef\u9700\u8981\u4e00\u4e9b\u989d\u5916\u7684\u529f\u80fd\u6765\u652f\u6301 Redis \u7fa4\u96c6\uff0c\u5176\u4e2d\u6700\u91cd\u8981\u7684\u662f\u8981\u652f\u6301\u952e\u7684\u6563\u5217\u7b97\u6cd5\u548c\u7528\u4e8e\u7ef4\u62a4\u69fd\u5230\u8282\u70b9\u6620\u5c04\u7684\u65b9\u6848\uff0c\u8fd9\u6837\u5b83\u4eec\u5c31\u77e5\u9053\u5f80\u54ea\u91cc\u53d1\u9001\u547d\u4ee4\u3002<\/p>\n
\u4e00\u822c\u6765\u8bf4\uff0c\u5ba2\u6237\u7aef\u4f1a\u8fd9\u6837\u64cd\u4f5c\uff1a<\/p>\n
    \n
  1. \u5728\u542f\u52a8\u65f6\uff0c\u8fde\u63a5\u5230\u4e00\u4e2a\u8282\u70b9\u5e76\u83b7\u5f97\u4e00\u4e2a CLUSTER NODES \u7684\u6620\u5c04\u8868\u3002<\/li>\n
  2. \u6b63\u5e38\u6267\u884c\u547d\u4ee4\uff0c\u6839\u636e\u69fd\u548c\u69fd\u6620\u5c04\u5b9a\u4f4d\u670d\u52a1\u5668\u3002<\/li>\n
  3. \u5982\u679c\u6536\u5230 MOVED\uff0c\u8fd4\u56de\u5230\u7b2c\u4e00\u6b65\u3002<\/li>\n<\/ol>\n
    \u6211\u4eec\u53ef\u4ee5\u5728\u5ba2\u6237\u7aef\u4f7f\u7528\u591a\u7ebf\u7a0b\u8fdb\u884c\u4f18\u5316\uff0c\u5728\u6536\u5230 MOVED \u65f6\u5c06\u6620\u5c04\u8868\u6807\u8bb0\u4e3a\u8fc7\u65f6\uff0c\u4e00\u4e9b\u7ebf\u7a0b\u5411\u65b0\u7684\u670d\u52a1\u5668\u53d1\u9001\u547d\u4ee4\uff0c\u540c\u65f6\u8ba9\u540e\u53f0\u7ebf\u7a0b\u5f02\u6b65\u5237\u65b0\u6620\u5c04\u8868\u3002\u5b9e\u9645\u4e0a\uff0c\u5373\u4f7f\u53d1\u751f\u4e86\u518d\u5747\u8861\uff0c\u5927\u591a\u6570\u69fd\u4e5f\u4e0d\u9700\u8981\u79fb\u52a8\uff0c\u56e0\u6b64\u8be5\u6a21\u578b\u5141\u8bb8\u5927\u591a\u6570\u547d\u4ee4\u5728\u6ca1\u6709\u989d\u5916\u5f00\u9500\u7684\u60c5\u51b5\u4e0b\u7ee7\u7eed\u6267\u884c\u3002<\/p>\n
    \u4f7f\u7528\u6563\u5217\u6807\u7b7e\u672c\u5730\u5316\u591a\u952e\u64cd\u4f5c<\/strong><\/p>\n
    \u5728 Redis \u4e2d\uff0c\u901a\u8fc7 EVAL \u547d\u4ee4\u548c\u81ea\u5b9a\u4e49 Lua \u811a\u672c\u6765\u8fd0\u884c\u591a\u952e\u64cd\u4f5c\u662f\u5f88\u5e38\u89c1\u7684\u3002\u8fd9\u662f\u5b9e\u73b0\u901f\u7387\u9650\u5b9a\u5668\u7684\u4e00\u4e2a\u7279\u522b\u91cd\u8981\u7684\u7279\u6027\uff0c\u56e0\u4e3a\u901a\u8fc7\u5355\u4e2a EVAL \u547d\u4ee4\u5206\u6d3e\u7684\u64cd\u4f5c\u662f\u539f\u5b50\u6027\u7684\u3002\u6211\u4eec\u56e0\u6b64\u80fd\u591f\u6b63\u786e\u8ba1\u7b97\u5269\u4f59\u914d\u989d\uff0c\u5373\u4f7f\u5b58\u5728\u53ef\u80fd\u4f1a\u53d1\u751f\u51b2\u7a81\u7684\u5e76\u53d1\u64cd\u4f5c\u3002<\/p>\n
    \u5206\u5e03\u5f0f\u6a21\u578b\u4f1a\u8ba9\u8fd9\u79cd\u591a\u952e\u64cd\u4f5c\u53d8\u5f97\u5341\u5206\u56f0\u96be\u3002\u7531\u4e8e\u6bcf\u4e2a\u952e\u5bf9\u5e94\u7684\u69fd\u90fd\u662f\u901a\u8fc7\u6563\u5217\u6765\u8ba1\u7b97\u7684\uff0c\u56e0\u6b64\u4e0d\u80fd\u4fdd\u8bc1\u76f8\u5173\u952e\u90fd\u4f1a\u88ab\u6620\u5c04\u5230\u540c\u4e00\u4e2a\u69fd\u3002\u6bd4\u5982\uff0cuser123.first_name \u548c user123.last_name \u663e\u7136\u5e94\u8be5\u662f\u8981\u653e\u5728\u4e00\u8d77\u7684\uff0c\u4f46\u6700\u7ec8\u53ef\u80fd\u4f1a\u5206\u5e03\u5728\u4e24\u4e2a\u5b8c\u5168\u4e0d\u540c\u7684\u8282\u70b9\u4e0a\u3002<\/p>\n
    \u4e3e\u4f8b\u6765\u8bf4\uff0c\u6211\u4eec\u6709\u4e00\u4e2a EVAL \u64cd\u4f5c\uff0c\u5c06\u59d3\u548c\u540d\u8fde\u63a5\u8d77\u6765\u7ec4\u5408\u6210\u4e00\u4e2a\u4eba\u7684\u5168\u540d\uff1a<\/p>\n<\/p>\n
    # Gets the full name of a user \r\nEVAL \"return redis.call('GET', KEYS[1]) .. ' ' .. redis.call('GET', KEYS[2])\" \r\n    2 \"user123.first_name\" \"user123.last_name\" \r\n<\/pre>\n
    \u8c03\u7528\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
    > SET \"user123.first_name\" William \r\n> SET \"user123.last_name\" Adama \r\n> EVAL \"...\" 2 \"user123.first_name\" \"user123.last_name\" \r\n\"William Adama\" \r\n<\/pre>\n
    \u5982\u679c Redis \u96c6\u7fa4\u6ca1\u6709\u63d0\u4f9b\u8fd9\u79cd\u65b9\u5f0f\uff0c\u8be5\u811a\u672c\u5c06\u65e0\u6cd5\u6b63\u5e38\u8fd0\u884c\u3002\u5e78\u8fd0\u7684\u662f\uff0c\u6211\u4eec\u901a\u8fc7\u4f7f\u7528\u54c8\u5e0c\u6807\u7b7e\u6765\u8fd0\u884c\u811a\u672c\u3002<\/p>\n
    \u5bf9\u4e8e\u9700\u8981\u8de8\u8282\u70b9\u64cd\u4f5c\u7684 EVAL\uff0cRedis \u96c6\u7fa4\u4f1a\u7981\u6b62\u5b83\u4eec\uff08\u8fd9\u6837\u505a\u4e5f\u662f\u51fa\u4e8e\u901f\u5ea6\u65b9\u9762\u7684\u8003\u8651\uff09\u3002\u6240\u4ee5\uff0c\u7528\u6237\u9700\u8981\u786e\u4fdd EVAL \u4e2d\u7684\u952e\u5c5e\u4e8e\u76f8\u540c\u7684\u69fd\uff0c\u53ef\u4ee5\u901a\u8fc7\u6563\u5217\u6807\u7b7e\u6765\u83b7\u5f97\u952e\u7684\u6563\u5217\u503c\u3002\u6563\u5217\u6807\u7b7e\u5c31\u662f\u952e\u540d\u5b57\u4e2d\u7684\u82b1\u62ec\u53f7\uff0c\u8868\u793a\u53ea\u6709\u82b1\u62ec\u53f7\u90e8\u5206\u7528\u4e8e\u6563\u5217\u3002<\/p>\n
    \u6211\u4eec\u5bf9\u952e\u8fdb\u884c\u91cd\u65b0\u5b9a\u4e49\uff0c\u53ea\u5bf9 user123 \u8fdb\u884c\u6563\u5217\u5904\u7406\uff1a<\/p>\n<\/p>\n
    > EVAL \"...\" 2 \"{user123}.first_name\" \"{user123}.last_name\" \r\n<\/pre>\n
    \u8ba1\u7b97\u5176\u4e2d\u4e00\u4e2a\u69fd\uff1a<\/p>\n<\/p>\n
    HASH_SLOT = CRC16(\"{user123}.first_name\") mod 16384 \r\n          = CRC16(\"user123\") mod 16384 \r\n          = 13438 \r\n<\/pre>\n
    .first_name \u548c{user123}.last_name \u73b0\u5728\u6620\u5c04\u5230\u4e86\u76f8\u540c\u7684\u69fd\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u6267\u884c EVAL \u64cd\u4f5c\u4e86\u3002\u8fd9\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff0c\u4e0d\u8fc7\u76f8\u540c\u7684\u6982\u5ff5\u53ef\u88ab\u7528\u4e8e\u5b9e\u73b0\u590d\u6742\u7684\u901f\u7387\u9650\u5b9a\u5668\u3002<\/p>\n
    \u8fc1\u79fb\u5230 Redis \u96c6\u7fa4\u975e\u5e38\u987a\u5229\uff0c\u6700\u56f0\u96be\u7684\u90e8\u5206\u662f\u5982\u4f55\u6784\u5efa\u4e00\u4e2a\u53ef\u7528\u4e8e\u751f\u4ea7\u73af\u5883\u7684 Redis \u96c6\u7fa4\u5ba2\u6237\u7aef\u3002\u5373\u4f7f\u5230\u4e86\u4eca\u5929\uff0cRedis \u5ba2\u6237\u7aef\u7684\u8d28\u91cf\u4e5f\u662f\u53c2\u5dee\u4e0d\u9f50\uff0c\u53ef\u80fd\u662f\u56e0\u4e3a Redis \u901f\u5ea6\u8db3\u591f\u5feb\uff0c\u4ee5\u81f3\u4e8e\u5927\u591a\u6570\u4eba\u76f4\u63a5\u4f7f\u7528\u5355\u4e2a\u5b9e\u4f8b\u3002<\/p>\n
    \u4ece\u8bbe\u8ba1\u65b9\u9762\u770b\uff0cRedis \u96c6\u7fa4\u7684\u8bbe\u8ba1\u6709\u5f88\u591a\u503c\u5f97\u4e00\u63d0\u7684\u5730\u65b9\u2014\u2014\u7b80\u5355\u4f46\u529f\u80fd\u5f3a\u5927\u3002\u7279\u522b\u662f\u5f53\u6d89\u53ca\u5230\u5206\u5e03\u5f0f\u7cfb\u7edf\u65f6\uff0c\u8bb8\u591a\u5b9e\u73b0\u8fc7\u7a0b\u975e\u5e38\u590d\u6742\uff0c\u800c\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u9047\u5230\u6781\u7aef\u9519\u8bef\u65f6\uff0c\u590d\u6742\u7a0b\u5ea6\u53ef\u80fd\u662f\u707e\u96be\u6027\u7684\u3002Redis \u96c6\u7fa4\u5177\u5907\u4e86\u53ef\u4f38\u7f29\u6027\uff0c\u5374\u6ca1\u6709\u90a3\u4e48\u591a\u4ee4\u4eba\u96be\u4ee5\u7406\u89e3\u7684\u7ec4\u4ef6\uff0c\u5373\u4f7f\u50cf\u6211\u8fd9\u6837\u7684\u95e8\u5916\u6c49\u4e5f\u80fd\u660e\u767d\u5b83\u7684\u539f\u7406\u3002\u5b83\u7684\u8bbe\u8ba1\u6587\u6863\u4e5f\u5f88\u597d\u7406\u89e3\uff0c\u5f88\u63a5\u5730\u6c14\u3002<\/p>\n
    \u5728\u642d\u5efa\u96c6\u7fa4\u4e4b\u540e\u7684\u51e0\u4e2a\u6708\uff0c\u5c3d\u7ba1\u6bcf\u65f6\u6bcf\u523b\u90fd\u6709\u76f8\u5f53\u5927\u7684\u8d1f\u8f7d\uff0c\u6211\u4e5f\u6ca1\u6709\u518d\u53bb\u78b0\u8fc7\u5b83\u3002\u5982\u6b64\u9ad8\u8d28\u91cf\u7684\u96c6\u7fa4\u5b9e\u5c5e\u7f55\u89c1\u3002\u6211\u4eec\u9700\u8981\u66f4\u591a\u50cf Redis \u8fd9\u6837\u7684\u6784\u5efa\u5757\uff0c\u8ba9\u5b83\u4eec\u505a\u5b83\u4eec\u8be5\u505a\u7684\u4e8b\uff0c\u65e0\u9700\u6211\u4eec\u591a\u4f5c\u64cd\u5fc3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u4e00\u4e2a\u5305\u542b10\u8282\u70b9\u7684Redis\u96c6\u7fa4...<\/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-201529","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201529","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=201529"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201529\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201529"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201529"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201529"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}