{"id":1890,"date":"2023-06-19T18:07:58","date_gmt":"2023-06-19T10:07:58","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=1890"},"modified":"2023-06-19T18:07:58","modified_gmt":"2023-06-19T10:07:58","slug":"4%e7%a7%8d-redis-%e9%9b%86%e7%be%a4%e6%96%b9%e6%a1%88%e5%8f%8a%e4%bc%98%e7%bc%ba%e7%82%b9%e5%af%b9%e6%af%94","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/redis\/4%e7%a7%8d-redis-%e9%9b%86%e7%be%a4%e6%96%b9%e6%a1%88%e5%8f%8a%e4%bc%98%e7%bc%ba%e7%82%b9%e5%af%b9%e6%af%94\/","title":{"rendered":"4\u79cd Redis \u96c6\u7fa4\u65b9\u6848\u53ca\u4f18\u7f3a\u70b9\u5bf9\u6bd4"},"content":{"rendered":"
\n

\u5728\u670d\u52a1\u5f00\u53d1\u4e2d\uff0c\u5355\u673a\u90fd\u4f1a\u5b58\u5728\u5355\u70b9\u6545\u969c\u7684\u95ee\u9898\uff0c\u53ca\u670d\u52a1\u90e8\u7f72\u5728\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\uff0c\u4e00\u65e6\u670d\u52a1\u5668\u5b95\u673a\u670d\u52a1\u5c31\u4e0d\u53ef\u7528\uff0c\u6240\u4ee5\u4e3a\u4e86\u8ba9\u670d\u52a1\u9ad8\u53ef\u7528\uff0c\u5206\u5e03\u5f0f\u670d\u52a1\u5c31\u51fa\u73b0\u4e86\uff0c\u5c06\u540c\u4e00\u670d\u52a1\u90e8\u7f72\u5230\u591a\u53f0\u673a\u5668\u4e0a\uff0c\u5373\u4f7f\u5176\u4e2d\u51e0\u53f0\u670d\u52a1\u5668\u5b95\u673a\uff0c\u53ea\u8981\u6709\u4e00\u53f0\u670d\u52a1\u5668\u53ef\u7528\u670d\u52a1\u5c31\u53ef\u7528\u3002<\/span><\/p>\n

\n

redis\u4e5f\u662f\u4e00\u6837\uff0c\u4e3a\u4e86\u89e3\u51b3\u5355\u673a\u6545\u969c\u5f15\u5165\u4e86\u4e3b\u4ece\u6a21\u5f0f\uff0c\u4f46\u4e3b\u4ece\u6a21\u5f0f\u5b58\u5728\u4e00\u4e2a\u95ee\u9898\uff1amaster\u8282\u70b9\u6545\u969c\u540e\u670d\u52a1\uff0c\u9700\u8981\u4eba\u4e3a\u7684\u624b\u52a8\u5c06slave\u8282\u70b9\u5207\u6362\u6210\u4e3amaser\u8282\u70b9\u540e\u670d\u52a1\u624d\u6062\u590d\u3002redis\u4e3a\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u53c8\u5f15\u5165\u4e86\u54e8\u5175\u6a21\u5f0f\uff0c\u54e8\u5175\u6a21\u5f0f\u80fd\u5728master\u8282\u70b9\u6545\u969c\u540e\u80fd\u81ea\u52a8\u5c06salve\u8282\u70b9\u63d0\u5347\u6210master\u8282\u70b9\uff0c\u4e0d\u9700\u8981\u4eba\u5de5\u5e72\u9884\u64cd\u4f5c\u5c31\u80fd\u6062\u590d\u670d\u52a1\u53ef\u7528\u3002\u4f46\u662f\u4e3b\u4ece\u6a21\u5f0f\u3001\u54e8\u5175\u6a21\u5f0f\u90fd\u6ca1\u6709\u8fbe\u5230\u771f\u6b63\u7684\u6570\u636esharding\u5b58\u50a8\uff0c\u6bcf\u4e2aredis\u5b9e\u4f8b\u4e2d\u5b58\u50a8\u7684\u90fd\u662f\u5168\u91cf\u6570\u636e\uff0c\u6240\u4ee5redis cluster\u5c31\u8bde\u751f\u4e86\uff0c\u5b9e\u73b0\u4e86\u771f\u6b63\u7684\u6570\u636e\u5206\u7247\u5b58\u50a8\u3002\u4f46\u662f\u7531\u4e8eredis cluster\u53d1\u5e03\u5f97\u6bd4\u8f83\u665a(2015\u5e74\u624d\u53d1\u5e03\u6b63\u5f0f\u7248 )\uff0c\u5404\u5927\u5382\u7b49\u4e0d\u53ca\u4e86\uff0c\u9646\u9646\u7eed\u7eed\u5f00\u53d1\u4e86\u81ea\u5df1\u7684redis\u6570\u636e\u5206\u7247\u96c6\u7fa4\u6a21\u5f0f\uff0c\u6bd4\u5982\uff1aTwemproxy\u3001Codis\u7b49\u3002<\/p>\n

1\u3001\u4e3b\u4ece\u6a21\u5f0f<\/h2>\n

redis\u5355\u8282\u70b9\u867d\u7136\u6709\u901a\u8fc7RDB\u548cAOF\u6301\u4e45\u5316\u673a\u5236\u80fd\u5c06\u6570\u636e\u6301\u4e45\u5316\u5230\u786c\u76d8\u4e0a\uff0c\u4f46\u6570\u636e\u662f\u5b58\u50a8\u5728\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u7684\uff0c\u5982\u679c\u670d\u52a1\u5668\u51fa\u73b0\u786c\u76d8\u6545\u969c\u7b49\u95ee\u9898\uff0c\u4f1a\u5bfc\u81f4\u6570\u636e\u4e0d\u53ef\u7528\uff0c\u800c\u4e14\u8bfb\u5199\u65e0\u6cd5\u5206\u79bb\uff0c\u8bfb\u5199\u90fd\u5728\u540c\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\uff0c\u8bf7\u6c42\u91cf\u5927\u65f6\u4f1a\u51fa\u73b0I\/O\u74f6\u9888\u3002<\/p>\n

\u4e3a\u4e86\u907f\u514d\u5355\u70b9\u6545\u969c \u548c \u8bfb\u5199\u4e0d\u5206\u79bb\uff0cRedis \u63d0\u4f9b\u4e86\u590d\u5236\uff08replication\uff09\u529f\u80fd\u5b9e\u73b0master\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u66f4\u65b0\u540e\uff0c\u4f1a\u81ea\u52a8\u5c06\u66f4\u65b0\u7684\u6570\u636e\u540c\u6b65\u5230\u5176\u4ed6slave\u6570\u636e\u5e93\u4e0a\u3002<\/p>\n

 <\/figcaption><\/figure>\n

\u5982\u4e0aredis\u4e3b\u4ece\u7ed3\u6784\u7279\u70b9\uff1a\u4e00\u4e2amaster\u53ef\u4ee5\u6709\u591a\u4e2asalve\u8282\u70b9\uff1bsalve\u8282\u70b9\u53ef\u4ee5\u6709slave\u8282\u70b9\uff0c\u4ece\u8282\u70b9\u662f\u7ea7\u8054\u7ed3\u6784\u3002<\/p>\n

\u4e3b\u4ece\u6a21\u5f0f\u4f18\u7f3a\u70b9<\/strong><\/p>\n

1\u3001\u4f18\u70b9:<\/strong> \u4e3b\u4ece\u7ed3\u6784\u5177\u6709\u8bfb\u5199\u5206\u79bb\uff0c\u63d0\u9ad8\u6548\u7387\u3001\u6570\u636e\u5907\u4efd\uff0c\u63d0\u4f9b\u591a\u4e2a\u526f\u672c\u7b49\u4f18\u70b9\u3002
2\u3001\u4e0d\u8db3:<\/strong> \u6700\u5927\u7684\u4e0d\u8db3\u5c31\u662f\u4e3b\u4ece\u6a21\u5f0f\u4e0d\u5177\u5907\u81ea\u52a8\u5bb9\u9519\u548c\u6062\u590d\u529f\u80fd\uff0c\u4e3b\u8282\u70b9\u6545\u969c\uff0c\u96c6\u7fa4\u5219\u65e0\u6cd5\u8fdb\u884c\u5de5\u4f5c\uff0c\u53ef\u7528\u6027\u6bd4\u8f83\u4f4e\uff0c\u4ece\u8282\u70b9\u5347\u4e3b\u8282\u70b9\u9700\u8981\u4eba\u5de5\u624b\u52a8\u5e72\u9884\u3002<\/p>\n

\u666e\u901a\u7684\u4e3b\u4ece\u6a21\u5f0f\uff0c\u5f53\u4e3b\u6570\u636e\u5e93\u5d29\u6e83\u65f6\uff0c\u9700\u8981\u624b\u52a8\u5207\u6362\u4ece\u6570\u636e\u5e93\u6210\u4e3a\u4e3b\u6570\u636e\u5e93:<\/strong><\/p>\n

1\u3001<\/strong>\u5728\u4ece\u6570\u636e\u5e93\u4e2d\u4f7f\u7528SLAVE NO ONE\u547d\u4ee4\u5c06\u4ece\u6570\u636e\u5e93\u63d0\u5347\u6210\u4e3b\u6570\u636e\u7ee7\u7eed\u670d\u52a1\u3002<\/p>\n

2\u3001<\/strong>\u542f\u52a8\u4e4b\u524d\u5d29\u6e83\u7684\u4e3b\u6570\u636e\u5e93\uff0c\u7136\u540e\u4f7f\u7528SLAVEOF\u547d\u4ee4\u5c06\u5176\u8bbe\u7f6e\u6210\u65b0\u7684\u4e3b\u6570\u636e\u5e93\u7684\u4ece\u6570\u636e<\/p>\n

\u5e93\uff0c\u5373\u53ef\u540c\u6b65\u6570\u636e\u3002<\/p>\n

2\u3001\u54e8\u5175\u6a21\u5f0f<\/h2>\n

\u7b2c\u4e00\u79cd\u4e3b\u4ece\u540c\u6b65\/\u590d\u5236\u7684\u6a21\u5f0f\uff0c\u5f53\u4e3b\u670d\u52a1\u5668\u5b95\u673a\u540e\uff0c\u9700\u8981\u624b\u52a8\u628a\u4e00\u53f0\u4ece\u670d\u52a1\u5668\u5207\u6362\u4e3a\u4e3b\u670d\u52a1\u5668\uff0c\u8fd9\u5c31\u9700\u8981\u4eba\u5de5\u5e72\u9884\uff0c\u8d39\u4e8b\u8d39\u529b\uff0c\u8fd8\u4f1a\u9020\u6210\u4e00\u6bb5\u65f6\u95f4\u5185\u670d\u52a1\u4e0d\u53ef\u7528\uff0c\u8fd9\u65f6\u5019\u5c31\u9700\u8981\u54e8\u5175\u6a21\u5f0f\u767b\u573a\u4e86\u3002\u54e8\u5175\u6a21\u5f0f\u662f\u4eceRedis\u76842.6\u7248\u672c\u5f00\u59cb\u63d0\u4f9b\u7684\uff0c\u4f46\u662f\u5f53\u65f6\u8fd9\u4e2a\u7248\u672c\u7684\u6a21\u5f0f\u662f\u4e0d\u7a33\u5b9a\u7684\uff0c\u76f4\u5230Redis\u76842.8\u7248\u672c\u4ee5\u540e\uff0c\u8fd9\u4e2a\u54e8\u5175\u6a21\u5f0f\u624d\u7a33\u5b9a\u4e0b\u6765\u3002<\/p>\n

\u54e8\u5175\u6a21\u5f0f\u6838\u5fc3\u8fd8\u662f\u4e3b\u4ece\u590d\u5236\uff0c\u53ea\u4e0d\u8fc7\u5728\u76f8\u5bf9\u4e8e\u4e3b\u4ece\u6a21\u5f0f\u5728\u4e3b\u8282\u70b9\u5b95\u673a\u5bfc\u81f4\u4e0d\u53ef\u5199\u7684\u60c5\u51b5\u4e0b\uff0c\u591a\u4e86\u4e00\u4e2a\u7ade\u9009\u673a\u5236\uff1a<\/strong>\u4ece\u6240\u6709\u7684\u4ece\u8282\u70b9\u7ade\u9009\u51fa\u65b0\u7684\u4e3b\u8282\u70b9\u3002\u7ade\u9009\u673a\u5236\u7684\u5b9e\u73b0\uff0c\u662f\u4f9d\u8d56\u4e8e\u5728\u7cfb\u7edf\u4e2d\u542f\u52a8\u4e00\u4e2asentinel\u8fdb\u7a0b\u3002<\/p>\n

 <\/figcaption><\/figure>\n

\u5982\u4e0a\u56fe\uff0c\u54e8\u5175\u672c\u8eab\u4e5f\u6709\u5355\u70b9\u6545\u969c\u7684\u95ee\u9898\uff0c\u6240\u4ee5\u5728\u4e00\u4e2a\u4e00\u4e3b\u591a\u4ece\u7684Redis\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u591a\u4e2a\u54e8\u5175\u8fdb\u884c\u76d1\u63a7\uff0c\u54e8\u5175\u4e0d\u4ec5\u4f1a\u76d1\u63a7\u4e3b\u6570\u636e\u5e93\u548c\u4ece\u6570\u636e\u5e93\uff0c\u54e8\u5175\u4e4b\u95f4\u4e5f\u4f1a\u76f8\u4e92\u76d1\u63a7\u3002\u6bcf\u4e00\u4e2a\u54e8\u5175\u90fd\u662f\u4e00\u4e2a\u72ec\u7acb\u7684\u8fdb\u7a0b\uff0c\u4f5c\u4e3a\u8fdb\u7a0b\uff0c\u5b83\u4f1a\u72ec\u7acb\u8fd0\u884c\u3002<\/p>\n

 <\/figcaption><\/figure>\n

\u54e8\u5175\u6a21\u5f0f\u7684\u4f5c\u7528<\/h2>\n

\u76d1\u63a7\u6240\u6709\u670d\u52a1\u5668\u662f\u5426\u6b63\u5e38\u8fd0\u884c\uff1a\u901a\u8fc7\u53d1\u9001\u547d\u4ee4\u8fd4\u56de\u76d1\u63a7\u670d\u52a1\u5668\u7684\u8fd0\u884c\u72b6\u6001\uff0c\u5904\u7406\u76d1\u63a7\u4e3b\u670d\u52a1\u5668\u3001\u4ece\u670d\u52a1\u5668\u5916\uff0c\u54e8\u5175\u4e4b\u95f4\u4e5f\u76f8\u4e92\u76d1\u63a7\u3002<\/p>\n

\u6545\u969c\u5207\u6362\uff1a\u5f53\u54e8\u5175\u76d1\u6d4b\u5230master\u5b95\u673a\uff0c\u4f1a\u81ea\u52a8\u5c06slave\u5207\u6362\u6210master\uff0c\u7136\u540e\u901a\u8fc7\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f<\/strong>\u901a\u77e5\u5176\u4ed6\u7684\u4ece\u670d\u52a1\u5668\uff0c\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u8ba9\u5b83\u4eec\u5207\u6362master\u3002\u540c\u65f6\u90a3\u53f0\u6709\u95ee\u9898\u7684\u65e7\u4e3b\u4e5f\u4f1a\u53d8\u4e3a\u65b0\u4e3b\u7684\u4ece\uff0c\u4e5f\u5c31\u662f\u8bf4\u5f53\u65e7\u7684\u4e3b\u5373\u4f7f\u6062\u590d\u65f6\uff0c\u5e76\u4e0d\u4f1a\u6062\u590d\u539f\u6765\u7684\u4e3b\u8eab\u4efd\uff0c\u800c\u662f\u4f5c\u4e3a\u65b0\u4e3b\u7684\u4e00\u4e2a\u4ece\u3002<\/p>\n

\u54e8\u5175\u5b9e\u73b0\u539f\u7406<\/h2>\n

\u54e8\u5175\u5728\u542f\u52a8\u8fdb\u7a0b\u65f6\uff0c\u4f1a\u8bfb\u53d6\u914d\u7f6e\u6587\u4ef6\u7684\u5185\u5bb9\uff0c\u901a\u8fc7\u5982\u4e0b\u7684\u914d\u7f6e\u627e\u51fa\u9700\u8981\u76d1\u63a7\u7684\u4e3b\u6570\u636e\u5e93\uff1a<\/p>\n

sentinel monitor master-name ip port quorum
#master-name\u662f\u4e3b\u6570\u636e\u5e93\u7684\u540d\u5b57
#ip\u548cport \u662f\u5f53\u524d\u4e3b\u6570\u636e\u5e93\u5730\u5740\u548c\u7aef\u53e3\u53f7
#quorum\u8868\u793a\u5728\u6267\u884c\u6545\u969c\u5207\u6362\u64cd\u4f5c\u524d\uff0c\u9700\u8981\u591a\u5c11\u54e8\u5175\u8282\u70b9\u540c\u610f\u3002
<\/code><\/pre>\n
\u8fd9\u91cc\u4e4b\u6240\u4ee5\u53ea\u9700\u8981\u8fde\u63a5\u4e3b\u8282\u70b9\uff0c\u662f\u56e0\u4e3a\u901a\u8fc7\u4e3b\u8282\u70b9\u7684info\u547d\u4ee4\uff0c\u83b7\u53d6\u4ece\u8282\u70b9\u4fe1\u606f\uff0c\u4ece\u800c\u548c\u4ece\u8282\u70b9\u4e5f\u5efa\u7acb\u8fde\u63a5\uff0c\u540c\u65f6\u4e5f\u80fd\u901a\u8fc7\u4e3b\u8282\u70b9\u7684info\u4fe1\u606f\u77e5\u9053\u65b0\u589e\u4ece\u8282\u70b9\u7684\u4fe1\u606f\u3002<\/p>\n
\u4e00\u4e2a\u54e8\u5175\u8282\u70b9\u53ef\u4ee5\u76d1\u63a7\u591a\u4e2a\u4e3b\u8282\u70b9\uff0c\u4f46\u662f\u5e76\u4e0d\u63d0\u5021\u8fd9\u4e48\u505a\uff0c\u56e0\u4e3a\u5f53\u54e8\u5175\u8282\u70b9\u5d29\u6e83\u65f6\uff0c\u540c\u65f6\u6709\u591a\u4e2a\u96c6\u7fa4\u5207\u6362\u4f1a\u53d1\u751f\u6545\u969c\u3002\u54e8\u5175\u542f\u52a8\u540e\uff0c\u4f1a\u4e0e\u4e3b\u6570\u636e\u5e93\u5efa\u7acb\u4e24\u6761\u8fde\u63a5\u3002<\/p>\n
1\u3001\u8ba2\u9605\u4e3b\u6570\u636e\u5e93_sentinel_:hello\u9891\u9053\u4ee5\u83b7\u53d6\u540c\u6837\u76d1\u63a7\u8be5\u6570\u636e\u5e93\u7684\u54e8\u5175\u8282\u70b9\u4fe1\u606f
2\u3001\u5b9a\u671f\u5411\u4e3b\u6570\u636e\u5e93\u53d1\u9001info\u547d\u4ee4\uff0c\u83b7\u53d6\u4e3b\u6570\u636e\u5e93\u672c\u8eab\u7684\u4fe1\u606f\u3002<\/p>\n
\u8ddf\u4e3b\u6570\u636e\u5e93\u5efa\u7acb\u8fde\u63a5\u540e\u4f1a\u5b9a\u65f6\u6267\u884c\u4ee5\u4e0b\u4e09\u4e2a\u64cd\u4f5c\uff1a<\/p>\n
1\u3001\u6bcf\u969410s\u5411master\u548c slave\u53d1\u9001info\u547d\u4ee4\u3002\u4f5c\u7528\u662f\u83b7\u53d6\u5f53\u524d\u6570\u636e\u5e93\u4fe1\u606f\uff0c\u6bd4\u5982\u53d1\u73b0\u65b0\u589e\u4ece\u8282\u70b9\u65f6\uff0c\u4f1a\u5efa\u7acb\u8fde\u63a5\uff0c\u5e76\u52a0\u5165\u5230\u76d1\u63a7\u5217\u8868\u4e2d\uff0c\u5f53\u4e3b\u4ece\u6570\u636e\u5e93\u7684\u89d2\u8272\u53d1\u751f\u53d8\u5316\u8fdb\u884c\u4fe1\u606f\u66f4\u65b0\u3002
2\u3001\u6bcf\u96942s\u5411\u4e3b\u6570\u636e\u91cc\u548c\u4ece\u6570\u636e\u5e93\u7684_sentinel_:hello\u9891\u9053\u53d1\u9001\u81ea\u5df1\u7684\u4fe1\u606f\u3002\u4f5c\u7528\u662f\u5c06\u81ea\u5df1\u7684\u76d1\u63a7\u6570\u636e\u548c\u54e8\u5175\u5206\u4eab\u3002\u6bcf\u4e2a\u54e8\u5175\u4f1a\u8ba2\u9605\u6570\u636e\u5e93\u7684_sentinel:hello\u9891\u9053\uff0c\u5f53\u5176\u4ed6\u54e8\u5175\u6536\u5230\u6d88\u606f\u540e\uff0c\u4f1a\u5224\u65ad\u8be5\u54e8\u5175\u662f\u4e0d\u662f\u65b0\u7684\u54e8\u5175\uff0c\u5982\u679c\u662f\u5219\u5c06\u5176\u52a0\u5165\u54e8\u5175\u5217\u8868\uff0c\u5e76\u5efa\u7acb\u8fde\u63a5\u3002
3\u3001\u6bcf\u96941s\u5411\u6240\u6709\u4e3b\u4ece\u8282\u70b9\u548c\u6240\u6709\u54e8\u5175\u8282\u70b9\u53d1\u9001ping\u547d\u4ee4\uff0c\u4f5c\u7528\u662f\u76d1\u63a7\u8282\u70b9\u662f\u5426\u5b58\u6d3b\u3002<\/p>\n
3\u3001\u4e3b\u89c2\u4e0b\u7ebf\u548c\u5ba2\u89c2\u4e0b\u7ebf<\/h2>\n
\u54e8\u5175\u8282\u70b9\u53d1\u9001ping\u547d\u4ee4\u65f6\uff0c\u5f53\u8d85\u8fc7\u4e00\u5b9a\u65f6\u95f4(down-after-millisecond)\u540e\uff0c\u5982\u679c\u8282\u70b9\u672a\u56de\u590d\uff0c\u5219\u54e8\u5175\u8ba4\u4e3a\u4e3b\u89c2\u4e0b\u7ebf\u3002\u4e3b\u89c2\u4e0b\u7ebf\u8868\u793a\u5f53\u524d\u54e8\u5175\u8ba4\u4e3a\u8be5\u8282\u70b9\u5df2\u7ecf\u4e0b\u9762\uff0c\u5982\u679c\u8be5\u8282\u70b9\u4e3a\u4e3b\u6570\u636e\u5e93\uff0c\u54e8\u5175\u4f1a\u8fdb\u4e00\u6b65\u5224\u65ad\u662f\u591f\u9700\u8981\u5bf9\u5176\u8fdb\u884c\u6545\u969c\u5207\u6362\uff0c\u8fd9\u65f6\u5019\u5c31\u8981\u53d1\u9001\u547d\u4ee4(SENTINEL is-master-down-by-addr)\u8be2\u95ee\u5176\u4ed6\u54e8\u5175\u8282\u70b9\u662f\u5426\u8ba4\u4e3a\u8be5\u4e3b\u8282\u70b9\u662f\u4e3b\u89c2\u4e0b\u7ebf\uff0c\u5f53\u8fbe\u5230\u6307\u5b9a\u6570\u91cf(quorum)\u65f6\uff0c\u54e8\u5175\u5c31\u4f1a\u8ba4\u4e3a\u662f\u5ba2\u89c2\u4e0b\u7ebf\u3002<\/p>\n
\u5f53\u4e3b\u8282\u70b9\u5ba2\u89c2\u4e0b\u7ebf\u65f6\u5c31\u9700\u8981\u8fdb\u884c\u4e3b\u4ece\u5207\u6362\uff0c\u4e3b\u4ece\u5207\u6362\u7684\u6b65\u9aa4\u4e3a\uff1a<\/p>\n
1\u3001\u9009\u51fa\u9886\u5934\u54e8\u5175\u3002
2\u3001\u9886\u5934\u54e8\u5175\u6240\u6709\u7684slave\u9009\u51fa\u4f18\u5148\u7ea7\u6700\u9ad8\u7684\u4ece\u6570\u636e\u5e93\u3002\u4f18\u5148\u7ea7\u53ef\u4ee5\u901a\u8fc7slave-priority\u9009\u9879\u8bbe\u7f6e\u3002
3\u3001\u5982\u679c\u4f18\u5148\u7ea7\u76f8\u540c\uff0c\u5219\u4ece\u590d\u5236\u7684\u547d\u4ee4\u504f\u79fb\u91cf\u8d8a\u5927\uff08\u5373\u590d\u5236\u540c\u6b65\u6570\u636e\u8d8a\u591a\uff0c\u6570\u636e\u8d8a\u65b0\uff09\uff0c\u8d8a\u4f18\u5148\u3002
4\u3001\u5982\u679c\u4ee5\u4e0a\u6761\u4ef6\u90fd\u4e00\u6837\uff0c\u5219\u9009\u62e9run ID\u8f83\u5c0f\u7684\u4ece\u6570\u636e\u5e93\u3002<\/p>\n
\u9009\u51fa\u4e00\u4e2a\u4ece\u6570\u636e\u5e93\u540e\uff0c\u54e8\u5175\u53d1\u9001slave no one\u547d\u4ee4\u5347\u7ea7\u4e3a\u4e3b\u6570\u636e\u5e93\uff0c\u5e76\u53d1\u9001slaveof\u547d\u4ee4\u5c06\u5176\u4ed6\u4ece\u8282\u70b9\u7684\u4e3b\u6570\u636e\u5e93\u8bbe\u7f6e\u4e3a\u65b0\u7684\u4e3b\u6570\u636e\u5e93\u3002<\/p>\n
4\u3001\u54e8\u5175\u6a21\u5f0f\u4f18\u7f3a\u70b9<\/h2>\n
#1.\u4f18\u70b9 \u54e8\u5175\u6a21\u5f0f\u662f\u57fa\u4e8e\u4e3b\u4ece\u6a21\u5f0f\u7684\uff0c\u89e3\u51b3\u53ef\u4e3b\u4ece\u6a21\u5f0f\u4e2dmaster\u6545\u969c\u4e0d\u53ef\u4ee5\u81ea\u52a8\u5207\u6362\u6545\u969c\u7684\u95ee\u9898\u3002<\/p>\n
#2.\u4e0d\u8db3-\u95ee\u9898<\/p>\n
1\u3001\u662f\u4e00\u79cd\u4e2d\u5fc3\u5316\u7684\u96c6\u7fa4\u5b9e\u73b0\u65b9\u6848\uff1a\u59cb\u7ec8\u53ea\u6709\u4e00\u4e2aRedis\u4e3b\u673a\u6765\u63a5\u6536\u548c\u5904\u7406\u5199\u8bf7\u6c42\uff0c\u5199\u64cd\u4f5c\u53d7\u5355\u673a\u74f6\u9888\u5f71\u54cd\u3002
2\u3001\u96c6\u7fa4\u91cc\u6240\u6709\u8282\u70b9\u4fdd\u5b58\u7684\u90fd\u662f\u5168\u91cf\u6570\u636e\uff0c\u6d6a\u8d39\u5185\u5b58\u7a7a\u95f4\uff0c\u6ca1\u6709\u771f\u6b63\u5b9e\u73b0\u5206\u5e03\u5f0f\u5b58\u50a8\u3002\u6570\u636e\u91cf\u8fc7\u5927\u65f6\uff0c\u4e3b\u4ece\u540c\u6b65\u4e25\u91cd\u5f71\u54cdmaster\u7684\u6027\u80fd\u3002
3\u3001Redis\u4e3b\u673a\u5b95\u673a\u540e\uff0c\u54e8\u5175\u6a21\u5f0f\u6b63\u5728\u6295\u7968\u9009\u4e3e\u7684\u60c5\u51b5\u4e4b\u5916\uff0c\u56e0\u4e3a\u6295\u7968\u9009\u4e3e\u7ed3\u675f\u4e4b\u524d\uff0c\u8c01\u4e5f\u4e0d\u77e5\u9053\u4e3b\u673a\u548c\u4ece\u673a\u662f\u8c01\uff0c\u6b64\u65f6Redis\u4e5f\u4f1a\u5f00\u542f\u4fdd\u62a4\u673a\u5236\uff0c\u7981\u6b62\u5199\u64cd\u4f5c\uff0c\u76f4\u5230\u9009\u4e3e\u51fa\u4e86\u65b0\u7684Redis\u4e3b\u673a\u3002<\/p>\n
\u4e3b\u4ece\u6a21\u5f0f\u6216\u54e8\u5175\u6a21\u5f0f\u6bcf\u4e2a\u8282\u70b9\u5b58\u50a8\u7684\u6570\u636e\u90fd\u662f\u5168\u91cf\u7684\u6570\u636e\uff0c\u6570\u636e\u91cf\u8fc7\u5927\u65f6\uff0c\u5c31\u9700\u8981\u5bf9\u5b58\u50a8\u7684\u6570\u636e\u8fdb\u884c\u5206\u7247\u540e\u5b58\u50a8\u5230\u591a\u4e2aredis\u5b9e\u4f8b\u4e0a\u3002\u6b64\u65f6\u5c31\u8981\u7528\u5230Redis Sharding\u6280\u672f\u3002<\/p>\n
3.\u5404\u5927\u5382\u7684Redis\u96c6\u7fa4\u65b9\u6848<\/h1>\n
Redis\u57283.0\u7248\u672c\u524d\u53ea\u652f\u6301\u5355\u5b9e\u4f8b\u6a21\u5f0f\uff0c\u867d\u7136Redis\u7684\u5f00\u53d1\u8005Antirez\u65e9\u5728\u535a\u5ba2\u4e0a\u5c31\u63d0\u51fa\u5728Redis 3.0\u7248\u672c\u4e2d\u52a0\u5165\u96c6\u7fa4\u7684\u529f\u80fd\uff0c\u4f463.0\u7248\u672c\u7b49\u52302015\u5e74\u624d\u53d1\u5e03\u6b63\u5f0f\u7248\u3002\u5404\u5927\u4f01\u4e1a\u7b49\u4e0d\u6025\u4e86\uff0c\u57283.0\u7248\u672c\u8fd8\u6ca1\u53d1\u5e03\u524d\u4e3a\u4e86\u89e3\u51b3Redis\u7684\u5b58\u50a8\u74f6\u9888\uff0c\u7eb7\u7eb7\u63a8\u51fa\u4e86\u5404\u81ea\u7684Redis\u96c6\u7fa4\u65b9\u6848\u3002\u8fd9\u4e9b\u65b9\u6848\u7684\u6838\u5fc3\u601d\u60f3\u662f\u628a\u6570\u636e\u5206\u7247\uff08sharding\uff09\u5b58\u50a8\u5728\u591a\u4e2aRedis\u5b9e\u4f8b\u4e2d\uff0c\u6bcf\u4e00\u7247\u5c31\u662f\u4e00\u4e2aRedis\u5b9e\u4f8b\u3002<\/p>\n
1\u3001\u5ba2\u6237\u7aef\u5206\u7247<\/h2>\n
\u5ba2\u6237\u7aef\u5206\u7247\u662f\u628a\u5206\u7247\u7684\u903b\u8f91\u653e\u5728Redis\u5ba2\u6237\u7aef\u5b9e\u73b0\uff0c\uff08\u6bd4\u5982\uff1ajedis\u5df2\u652f\u6301Redis Sharding\u529f\u80fd\uff0c\u5373ShardedJedis\uff09\uff0c\u901a\u8fc7Redis\u5ba2\u6237\u7aef\u9884\u5148\u5b9a\u4e49\u597d\u7684\u8def\u7531\u89c4\u5219(\u4f7f\u7528\u4e00\u81f4\u6027\u54c8\u5e0c)\uff0c\u628a\u5bf9Key\u7684\u8bbf\u95ee\u8f6c\u53d1\u5230\u4e0d\u540c\u7684Redis\u5b9e\u4f8b\u4e2d\uff0c\u67e5\u8be2\u6570\u636e\u65f6\u628a\u8fd4\u56de\u7ed3\u679c\u6c47\u96c6\u3002\u8fd9\u79cd\u65b9\u6848\u7684\u6a21\u5f0f\u5982\u56fe\u6240\u793a\u3002<\/p>\n
 <\/figcaption><\/figure>\n
\u5ba2\u6237\u7aef\u5206\u7247\u7684\u4f18\u7f3a\u70b9\uff1a<\/p>\n
\u4f18\u70b9\uff1a<\/strong>\u5ba2\u6237\u7aefsharding\u6280\u672f\u4f7f\u7528hash\u4e00\u81f4\u6027\u7b97\u6cd5\u5206\u7247\u7684\u597d\u5904\u662f\u6240\u6709\u7684\u903b\u8f91\u90fd\u662f\u53ef\u63a7\u7684\uff0c\u4e0d\u4f9d\u8d56\u4e8e\u7b2c\u4e09\u65b9\u5206\u5e03\u5f0f\u4e2d\u95f4\u4ef6\u3002\u670d\u52a1\u7aef\u7684Redis\u5b9e\u4f8b\u5f7c\u6b64\u72ec\u7acb\uff0c\u76f8\u4e92\u65e0\u5173\u8054\uff0c\u6bcf\u4e2aRedis\u5b9e\u4f8b\u50cf\u5355\u670d\u52a1\u5668\u4e00\u6837\u8fd0\u884c\uff0c\u975e\u5e38\u5bb9\u6613\u7ebf\u6027\u6269\u5c55\uff0c\u7cfb\u7edf\u7684\u7075\u6d3b\u6027\u5f88\u5f3a\u3002\u5f00\u53d1\u4eba\u5458\u6e05\u695a\u600e\u4e48\u5b9e\u73b0\u5206\u7247\u3001\u8def\u7531\u7684\u89c4\u5219\uff0c\u4e0d\u7528\u62c5\u5fc3\u8e29\u5751\u3002<\/p>\n
#1.\u4e00\u81f4\u6027\u54c8\u5e0c\u7b97\u6cd5:<\/p>\n
\u662f\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u5e38\u7528\u7684\u7b97\u6cd5\u3002\u6bd4\u5982\uff0c\u4e00\u4e2a\u5206\u5e03\u5f0f\u7684\u5b58\u50a8\u7cfb\u7edf\uff0c\u8981\u5c06\u6570\u636e\u5b58\u50a8\u5230\u5177\u4f53\u7684\u8282\u70b9\u4e0a\uff0c\u5982\u679c\u91c7\u7528\u666e\u901a\u7684hash\u65b9\u6cd5\uff0c\u5c06\u6570\u636e\u6620\u5c04\u5230\u5177\u4f53\u7684\u8282\u70b9\u4e0a\uff0c \u5982mod(key,d)\uff0ckey\u662f\u6570\u636e\u7684key\uff0cd\u662f\u673a\u5668\u8282\u70b9\u6570\uff0c\u5982\u679c\u6709\u4e00\u4e2a\u673a\u5668\u52a0\u5165\u6216\u9000\u51fa\u8fd9\u4e2a\u96c6\u7fa4\uff0c\u5219\u6240\u6709\u7684\u6570\u636e\u6620\u5c04\u90fd\u65e0\u6548\u4e86\u3002\u4e00\u81f4\u6027\u54c8\u5e0c\u7b97\u6cd5\u89e3\u51b3\u4e86\u666e\u901a\u4f59\u6570Hash\u7b97\u6cd5\u4f38\u7f29\u6027\u5dee\u7684\u95ee\u9898\uff0c\u53ef\u4ee5\u4fdd\u8bc1\u5728\u4e0a\u7ebf\u3001\u4e0b\u7ebf\u670d\u52a1\u5668\u7684\u60c5\u51b5\u4e0b\u5c3d\u91cf\u6709\u591a\u7684\u8bf7\u6c42\u547d\u4e2d\u539f\u6765\u8def\u7531\u5230\u7684\u670d\u52a1\u5668\u3002<\/p>\n
#2.\u5b9e\u73b0\u65b9\u5f0f\uff1a\u4e00\u81f4\u6027hash\u7b97\u6cd5\uff0c\u6bd4\u5982MURMUR_HASH\u6563\u5217\u7b97\u6cd5\u3001ketamahash\u7b97\u6cd5<\/p>\n
\u6bd4\u5982Jedis\u7684Redis Sharding\u5b9e\u73b0\uff0c\u91c7\u7528\u4e00\u81f4\u6027\u54c8\u5e0c\u7b97\u6cd5(consistent hashing)\uff0c\u5c06key\u548c\u8282\u70b9name\u540c\u65f6hashing\uff0c\u7136\u540e\u8fdb\u884c\u6620\u5c04\u5339\u914d\uff0c\u91c7\u7528\u7684\u7b97\u6cd5\u662fMURMUR_HASH\u3002\u91c7\u7528\u4e00\u81f4\u6027\u54c8\u5e0c\u800c\u4e0d\u662f\u91c7\u7528\u7b80\u5355\u7c7b\u4f3c\u54c8\u5e0c\u6c42\u6a21\u6620\u5c04\u7684\u4e3b\u8981\u539f\u56e0\u662f\u5f53\u589e\u52a0\u6216\u51cf\u5c11\u8282\u70b9\u65f6\uff0c\u4e0d\u4f1a\u4ea7\u751f\u7531\u4e8e\u91cd\u65b0\u5339\u914d\u9020\u6210\u7684rehashing\u3002\u4e00\u81f4\u6027\u54c8\u5e0c\u53ea\u5f71\u54cd\u76f8\u90bb\u8282\u70b9key\u5206\u914d\uff0c\u5f71\u54cd\u91cf\u5c0f\u3002<\/p>\n
\u4e0d\u8db3\uff1a<\/strong><\/p>\n
    \n
  • \n
    \u8fd9\u662f\u4e00\u79cd\u9759\u6001\u7684\u5206\u7247\u65b9\u6848\uff0c\u9700\u8981\u589e\u52a0\u6216\u8005\u51cf\u5c11Redis\u5b9e\u4f8b\u7684\u6570\u91cf\uff0c\u9700\u8981\u624b\u5de5\u8c03\u6574\u5206\u7247\u7684\u7a0b\u5e8f\u3002<\/section>\n<\/li>\n
  • \n
    \u8fd0\u7ef4\u6210\u672c\u6bd4\u8f83\u9ad8\uff0c\u96c6\u7fa4\u7684\u6570\u636e\u51fa\u4e86\u4efb\u4f55\u95ee\u9898\u90fd\u9700\u8981\u8fd0\u7ef4\u4eba\u5458\u548c\u5f00\u53d1\u4eba\u5458\u4e00\u8d77\u5408\u4f5c\uff0c\u51cf\u7f13\u4e86\u89e3\u51b3\u95ee\u9898\u7684\u901f\u5ea6\uff0c\u589e\u52a0\u4e86\u8de8\u90e8\u95e8\u6c9f\u901a\u7684\u6210\u672c\u3002<\/section>\n<\/li>\n
  • \n
    \u5728\u4e0d\u540c\u7684\u5ba2\u6237\u7aef\u7a0b\u5e8f\u4e2d\uff0c\u7ef4\u62a4\u76f8\u540c\u7684\u8def\u7531\u5206\u7247\u903b\u8f91\u6210\u672c\u5de8\u5927\u3002\u6bd4\u5982\uff1ajava\u9879\u76ee\u3001PHP\u9879\u76ee\u91cc\u5171\u7528\u4e00\u5957Redis\u96c6\u7fa4\uff0c\u8def\u7531\u5206\u7247\u903b\u8f91\u5206\u522b\u9700\u8981\u5199\u4e24\u5957\u4e00\u6837\u7684\u903b\u8f91\uff0c\u4ee5\u540e\u7ef4\u62a4\u4e5f\u662f\u4e24\u5957\u3002<\/section>\n<\/li>\n<\/ul>\n
    \u5ba2\u6237\u7aef\u5206\u7247\u6709\u4e00\u4e2a\u6700\u5927\u7684\u95ee\u9898\u5c31\u662f\uff0c\u670d\u52a1\u7aefRedis\u5b9e\u4f8b\u7fa4\u62d3\u6251\u7ed3\u6784\u6709\u53d8\u5316\u65f6\uff0c\u6bcf\u4e2a\u5ba2\u6237\u7aef\u90fd\u9700\u8981\u66f4\u65b0\u8c03\u6574\u3002\u5982\u679c\u80fd\u628a\u5ba2\u6237\u7aef\u5206\u7247\u6a21\u5757\u5355\u72ec\u62ce\u51fa\u6765\uff0c\u5f62\u6210\u4e00\u4e2a\u5355\u72ec\u7684\u6a21\u5757(\u4e2d\u95f4\u4ef6)\uff0c\u4f5c\u4e3a\u5ba2\u6237\u7aef \u548c \u670d\u52a1\u7aef\u8fde\u63a5\u7684\u6865\u6881\u5c31\u80fd\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u4e86\uff0c\u6b64\u65f6\u4ee3\u7406\u5206\u7247<\/strong>\u5c31\u51fa\u73b0\u4e86\u3002<\/p>\n
    2\u3001\u4ee3\u7406\u5206\u7247<\/h2>\n
    redis\u4ee3\u7406\u5206\u7247\u7528\u5f97\u6700\u591a\u7684\u5c31\u662fTwemproxy\uff0c\u7531Twitter\u5f00\u6e90\u7684Redis\u4ee3\u7406\uff0c\u5176\u57fa\u672c\u539f\u7406\u662f\uff1a\u901a\u8fc7\u4e2d\u95f4\u4ef6\u7684\u5f62\u5f0f\uff0cRedis\u5ba2\u6237\u7aef\u628a\u8bf7\u6c42\u53d1\u9001\u5230Twemproxy\uff0cTwemproxy\u6839\u636e\u8def\u7531\u89c4\u5219\u53d1\u9001\u5230\u6b63\u786e\u7684Redis\u5b9e\u4f8b\uff0c\u6700\u540eTwemproxy\u628a\u7ed3\u679c\u6c47\u96c6\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002<\/p>\n
    Twemproxy\u901a\u8fc7\u5f15\u5165\u4e00\u4e2a\u4ee3\u7406\u5c42\uff0c\u5c06\u591a\u4e2aRedis\u5b9e\u4f8b\u8fdb\u884c\u7edf\u4e00\u7ba1\u7406\uff0c\u4f7fRedis\u5ba2\u6237\u7aef\u53ea\u9700\u8981\u5728Twemproxy\u4e0a\u8fdb\u884c\u64cd\u4f5c\uff0c\u800c\u4e0d\u9700\u8981\u5173\u5fc3\u540e\u9762\u6709\u591a\u5c11\u4e2aRedis\u5b9e\u4f8b\uff0c\u4ece\u800c\u5b9e\u73b0\u4e86Redis\u96c6\u7fa4\u3002<\/p>\n
     <\/figcaption><\/figure>\n
    Twemproxy\u7684\u4f18\u70b9\uff1a<\/strong><\/p>\n
      \n
    • \n
      \u5ba2\u6237\u7aef\u50cf\u8fde\u63a5Redis\u5b9e\u4f8b\u4e00\u6837\u8fde\u63a5Twemproxy\uff0c\u4e0d\u9700\u8981\u6539\u4efb\u4f55\u7684\u4ee3\u7801\u903b\u8f91\u3002<\/section>\n<\/li>\n
    • \n
      \u652f\u6301\u65e0\u6548Redis\u5b9e\u4f8b\u7684\u81ea\u52a8\u5220\u9664\u3002<\/section>\n<\/li>\n
    • \n
      Twemproxy\u4e0eRedis\u5b9e\u4f8b\u4fdd\u6301\u8fde\u63a5\uff0c\u51cf\u5c11\u4e86\u5ba2\u6237\u7aef\u4e0eRedis\u5b9e\u4f8b\u7684\u8fde\u63a5\u6570\u3002<\/section>\n<\/li>\n<\/ul>\n
      Twemproxy\u7684\u4e0d\u8db3\uff1a<\/strong><\/p>\n
        \n
      • \n
        \u7531\u4e8eRedis\u5ba2\u6237\u7aef\u7684\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u7ecf\u8fc7Twemproxy\u4ee3\u7406\u624d\u80fd\u5230\u8fbeRedis\u670d\u52a1\u5668\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\u4f1a\u4ea7\u751f\u6027\u80fd\u635f\u5931\u3002<\/section>\n<\/li>\n
      • \n
        \u6ca1\u6709\u53cb\u597d\u7684\u76d1\u63a7\u7ba1\u7406\u540e\u53f0\u754c\u9762\uff0c\u4e0d\u5229\u4e8e\u8fd0\u7ef4\u76d1\u63a7\u3002<\/section>\n<\/li>\n
      • \n
        Twemproxy\u6700\u5927\u7684\u75db\u70b9\u5728\u4e8e\uff0c\u65e0\u6cd5\u5e73\u6ed1\u5730\u6269\u5bb9\/\u7f29\u5bb9\u3002\u5bf9\u4e8e\u8fd0\u7ef4\u4eba\u5458\u6765\u8bf4\uff0c\u5f53\u56e0\u4e3a\u4e1a\u52a1\u9700\u8981\u589e\u52a0Redis\u5b9e\u4f8b\u65f6\u5de5\u4f5c\u91cf\u975e\u5e38\u5927\u3002<\/section>\n<\/li>\n<\/ul>\n
        Twemproxy\u4f5c\u4e3a\u6700\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3001\u6700\u4e45\u7ecf\u8003\u9a8c\u3001\u7a33\u5b9a\u6027\u6700\u9ad8\u7684Redis\u4ee3\u7406\uff0c\u5728\u4e1a\u754c\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002<\/strong><\/p>\n
        3\u3001Codis<\/h2>\n
        Twemproxy\u4e0d\u80fd\u5e73\u6ed1\u589e\u52a0Redis\u5b9e\u4f8b\u7684\u95ee\u9898\u5e26\u6765\u4e86\u5f88\u5927\u7684\u4e0d\u4fbf\uff0c\u4e8e\u662f\u8c4c\u8c46\u835a\u81ea\u4e3b\u7814\u53d1\u4e86Codis\uff0c\u4e00\u4e2a\u652f\u6301\u5e73\u6ed1\u589e\u52a0Redis\u5b9e\u4f8b\u7684Redis\u4ee3\u7406\u8f6f\u4ef6\uff0c\u5176\u57fa\u4e8eGo\u548cC\u8bed\u8a00\u5f00\u53d1\uff0c\u5e76\u4e8e2014\u5e7411\u6708\u5728GitHub\u4e0a\u5f00\u6e90 codis\u5f00\u6e90\u5730\u5740 \u3002<\/p>\n
         <\/figcaption><\/figure>\n
        \u5728Codis\u7684\u67b6\u6784\u56fe\u4e2d\uff0cCodis\u5f15\u5165\u4e86Redis Server Group\uff0c\u5176\u901a\u8fc7\u6307\u5b9a\u4e00\u4e2a\u4e3bCodisRedis\u548c\u4e00\u4e2a\u6216\u591a\u4e2a\u4eceCodisRedis\uff0c\u5b9e\u73b0\u4e86Redis\u96c6\u7fa4\u7684\u9ad8\u53ef\u7528\u3002\u5f53\u4e00\u4e2a\u4e3bCodisRedis\u6302\u6389\u65f6\uff0cCodis\u4e0d\u4f1a\u81ea\u52a8\u628a\u4e00\u4e2a\u4eceCodisRedis\u63d0\u5347\u4e3a\u4e3bCodisRedis\uff0c\u8fd9\u6d89\u53ca\u6570\u636e\u7684\u4e00\u81f4\u6027\u95ee\u9898\uff08Redis\u672c\u8eab\u7684\u6570\u636e\u540c\u6b65\u662f\u91c7\u7528\u4e3b\u4ece\u5f02\u6b65\u590d\u5236\uff0c\u5f53\u6570\u636e\u5728\u4e3bCodisRedis\u5199\u5165\u6210\u529f\u65f6\uff0c\u4eceCodisRedis\u662f\u5426\u5df2\u8bfb\u5165\u8fd9\u4e2a\u6570\u636e\u662f\u6ca1\u6cd5\u4fdd\u8bc1\u7684\uff09\uff0c\u9700\u8981\u7ba1\u7406\u5458\u5728\u7ba1\u7406\u754c\u9762\u4e0a\u624b\u52a8\u628a\u4eceCodisRedis\u63d0\u5347\u4e3a\u4e3bCodisRedis\u3002<\/p>\n
        \u5982\u679c\u624b\u52a8\u5904\u7406\u89c9\u5f97\u9ebb\u70e6\uff0c\u8c4c\u8c46\u835a\u4e5f\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5de5\u5177Codis-ha\uff0c\u8fd9\u4e2a\u5de5\u5177\u4f1a\u5728\u68c0\u6d4b\u5230\u4e3bCodisRedis\u6302\u6389\u7684\u65f6\u5019\u5c06\u5176\u4e0b\u7ebf\u5e76\u63d0\u5347\u4e00\u4e2a\u4eceCodisRedis\u4e3a\u4e3bCodisRedis\u3002<\/p>\n
        Codis\u4e2d\u91c7\u7528\u9884\u5206\u7247\u7684\u5f62\u5f0f\uff0c\u542f\u52a8\u7684\u65f6\u5019\u5c31\u521b\u5efa\u4e861024\u4e2aslot\uff0c1\u4e2aslot\u76f8\u5f53\u4e8e1\u4e2a\u7bb1\u5b50\uff0c\u6bcf\u4e2a\u7bb1\u5b50\u6709\u56fa\u5b9a\u7684\u7f16\u53f7\uff0c\u8303\u56f4\u662f1~1024\u3002slot\u8fd9\u4e2a\u7bb1\u5b50\u7528\u4f5c\u5b58\u653eKey\uff0c\u81f3\u4e8eKey\u5b58\u653e\u5230\u54ea\u4e2a\u7bb1\u5b50\uff0c\u53ef\u4ee5\u901a\u8fc7\u7b97\u6cd5\u201ccrc32(key)%1024\u201d\u83b7\u5f97\u4e00\u4e2a\u6570\u5b57\uff0c\u8fd9\u4e2a\u6570\u5b57\u7684\u8303\u56f4\u4e00\u5b9a\u662f1~1024\u4e4b\u95f4\uff0cKey\u5c31\u653e\u5230\u8fd9\u4e2a\u6570\u5b57\u5bf9\u5e94\u7684slot\u3002\u4f8b\u5982\uff0c\u5982\u679c\u67d0\u4e2aKey\u901a\u8fc7\u7b97\u6cd5\u201ccrc32(key)%1024\u201d\u5f97\u5230\u7684\u6570\u5b57\u662f5\uff0c\u5c31\u653e\u5230\u7f16\u7801\u4e3a5\u7684slot\uff08\u7bb1\u5b50\uff09\u30021\u4e2aslot\u53ea\u80fd\u653e1\u4e2aRedis Server Group\uff0c\u4e0d\u80fd\u628a1\u4e2aslot\u653e\u5230\u591a\u4e2aRedis Server Group\u4e2d\u30021\u4e2aRedis Server Group\u6700\u5c11\u53ef\u4ee5\u5b58\u653e1\u4e2aslot\uff0c\u6700\u5927\u53ef\u4ee5\u5b58\u653e1024\u4e2aslot\u3002\u56e0\u6b64\uff0cCodis\u4e2d\u6700\u591a\u53ef\u4ee5\u6307\u5b9a1024\u4e2aRedis Server Group\u3002<\/p>\n
        Codis\u6700\u5927\u7684\u4f18\u52bf\u5728\u4e8e\u652f\u6301\u5e73\u6ed1\u589e\u52a0\uff08\u51cf\u5c11\uff09Redis Server Group\uff08Redis\u5b9e\u4f8b\uff09\uff0c\u80fd\u5b89\u5168\u3001\u900f\u660e\u5730\u8fc1\u79fb\u6570\u636e\uff0c\u8fd9\u4e5f\u662fCodis \u6709\u522b\u4e8eTwemproxy\u7b49\u9759\u6001\u5206\u5e03\u5f0f Redis \u89e3\u51b3\u65b9\u6848\u7684\u5730\u65b9\u3002Codis\u589e\u52a0\u4e86Redis Server Group\u540e\uff0c\u5c31\u7275\u6d89\u5230slot\u7684\u8fc1\u79fb\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u7cfb\u7edf\u6709\u4e24\u4e2aRedis Server Group\uff0cRedis Server Group\u548cslot\u7684\u5bf9\u5e94\u5173\u7cfb\u5982\u4e0b\u3002<\/p>\n\n\n\n\n\n\n
        Redis Server Group<\/th>\nslot<\/th>\n<\/tr>\n<\/thead>\n
        1<\/td>\n1~500<\/td>\n<\/tr>\n
        2<\/td>\n501~1024<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
        \u5f53\u589e\u52a0\u4e86\u4e00\u4e2aRedis Server Group\uff0cslot\u5c31\u8981\u91cd\u65b0\u5206\u914d\u4e86\u3002Codis\u5206\u914dslot\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a<\/p>\n
          \n
        • \n
          \u7b2c\u4e00\u79cd\uff1a\u901a\u8fc7Codis\u7ba1\u7406\u5de5\u5177Codisconfig\u624b\u52a8\u91cd\u65b0\u5206\u914d\uff0c\u6307\u5b9a\u6bcf\u4e2aRedis Server Group\u6240\u5bf9\u5e94\u7684slot\u7684\u8303\u56f4\uff0c\u4f8b\u5982\uff1a\u53ef\u4ee5\u6307\u5b9aRedis Server Group\u548cslot\u7684\u65b0\u7684\u5bf9\u5e94\u5173\u7cfb\u5982\u4e0b\u3002<\/section>\n<\/li>\n<\/ul>\n\n\n\n\n\n\n\n
          Redis Server Group<\/th>\nslot<\/th>\n<\/tr>\n<\/thead>\n
          1<\/td>\n1~500<\/td>\n<\/tr>\n
          2<\/td>\n501~700<\/td>\n<\/tr>\n
          3<\/td>\n701~1024<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
            \n
          • \n
            \u7b2c\u4e8c\u79cd\uff1a\u901a\u8fc7Codis\u7ba1\u7406\u5de5\u5177Codisconfig\u7684rebalance\u529f\u80fd\uff0c\u4f1a\u81ea\u52a8\u6839\u636e\u6bcf\u4e2aRedis Server Group\u7684\u5185\u5b58\u5bf9slot\u8fdb\u884c\u8fc1\u79fb\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u5747\u8861\u3002<\/section>\n<\/li>\n<\/ul>\n
            4\u3001Redis Cluster<\/h2>\n
            Redis \u7684\u54e8\u5175\u6a21\u5f0f\u867d\u7136\u5df2\u7ecf\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u53ef\u7528\uff0c\u8bfb\u5199\u5206\u79bb \uff0c\u4f46\u662f\u5b58\u5728\u51e0\u4e2a\u65b9\u9762\u7684\u4e0d\u8db3\uff1a<\/p>\n
              \n
            • \n
              \u54e8\u5175\u6a21\u5f0f\u4e0b\u6bcf\u53f0 Redis \u670d\u52a1\u5668\u90fd\u5b58\u50a8\u76f8\u540c\u7684\u6570\u636e\uff0c\u5f88\u6d6a\u8d39\u5185\u5b58\u7a7a\u95f4\uff1b\u6570\u636e\u91cf\u592a\u5927\uff0c\u4e3b\u4ece\u540c\u6b65\u65f6\u4e25\u91cd\u5f71\u54cd\u4e86master\u6027\u80fd\u3002<\/section>\n<\/li>\n
            • \n
              \u54e8\u5175\u6a21\u5f0f\u662f\u4e2d\u5fc3\u5316\u7684\u96c6\u7fa4\u5b9e\u73b0\u65b9\u6848\uff0c\u6bcf\u4e2a\u4ece\u673a\u548c\u4e3b\u673a\u7684\u8026\u5408\u5ea6\u5f88\u9ad8\uff0cmaster\u5b95\u673a\u5230salve\u9009\u4e3emaster\u6062\u590d\u671f\u95f4\u670d\u52a1\u4e0d\u53ef\u7528\u3002<\/section>\n<\/li>\n
            • \n
              \u54e8\u5175\u6a21\u5f0f\u59cb\u7ec8\u53ea\u6709\u4e00\u4e2aRedis\u4e3b\u673a\u6765\u63a5\u6536\u548c\u5904\u7406\u5199\u8bf7\u6c42\uff0c\u5199\u64cd\u4f5c\u8fd8\u662f\u53d7\u5355\u673a\u74f6\u9888\u5f71\u54cd\uff0c\u6ca1\u6709\u5b9e\u73b0\u771f\u6b63\u7684\u5206\u5e03\u5f0f\u67b6\u6784\u3002<\/section>\n<\/li>\n<\/ul>\n
              redis\u57283.0\u4e0a\u52a0\u5165\u4e86 Cluster \u96c6\u7fa4\u6a21\u5f0f\uff0c\u5b9e\u73b0\u4e86 Redis \u7684\u5206\u5e03\u5f0f\u5b58\u50a8\uff0c\u4e5f\u5c31\u662f\u8bf4\u6bcf\u53f0 Redis \u8282\u70b9\u4e0a\u5b58\u50a8\u4e0d\u540c\u7684\u6570\u636e\u3002cluster\u6a21\u5f0f\u4e3a\u4e86\u89e3\u51b3\u5355\u673aRedis\u5bb9\u91cf\u6709\u9650\u7684\u95ee\u9898\uff0c\u5c06\u6570\u636e\u6309\u4e00\u5b9a\u7684\u89c4\u5219\u5206\u914d\u5230\u591a\u53f0\u673a\u5668\uff0c\u5185\u5b58\/QPS\u4e0d\u53d7\u9650\u4e8e\u5355\u673a\uff0c\u53ef\u53d7\u76ca\u4e8e\u5206\u5e03\u5f0f\u96c6\u7fa4\u9ad8\u6269\u5c55\u6027\u3002Redis Cluster\u662f\u4e00\u79cd\u670d\u52a1\u5668Sharding\u6280\u672f(\u5206\u7247\u548c\u8def\u7531\u90fd\u662f\u5728\u670d\u52a1\u7aef\u5b9e\u73b0)\uff0c\u91c7\u7528\u591a\u4e3b\u591a\u4ece\uff0c\u6bcf\u4e00\u4e2a\u5206\u533a\u90fd\u662f\u7531\u4e00\u4e2aRedis\u4e3b\u673a\u548c\u591a\u4e2a\u4ece\u673a\u7ec4\u6210\uff0c\u7247\u533a\u548c\u7247\u533a\u4e4b\u95f4\u662f\u76f8\u4e92\u5e73\u884c\u7684<\/strong>\u3002Redis Cluster\u96c6\u7fa4\u91c7\u7528\u4e86P2P\u7684\u6a21\u5f0f\uff0c\u5b8c\u5168\u53bb\u4e2d\u5fc3\u5316\u3002<\/p>\n
               <\/figcaption><\/figure>\n
              \u5982\u4e0a\u56fe\uff0c\u5b98\u65b9\u63a8\u8350\uff0c\u96c6\u7fa4\u90e8\u7f72\u81f3\u5c11\u8981 3 \u53f0\u4ee5\u4e0a\u7684master\u8282\u70b9\uff0c\u6700\u597d\u4f7f\u7528 3 \u4e3b 3 \u4ece\u516d\u4e2a\u8282\u70b9\u7684\u6a21\u5f0f\u3002Redis Cluster\u96c6\u7fa4\u5177\u6709\u5982\u4e0b\u51e0\u4e2a\u7279\u70b9\uff1a<\/p>\n
                \n
              • \n
                \u96c6\u7fa4\u5b8c\u5168\u53bb\u4e2d\u5fc3\u5316\uff0c\u91c7\u7528\u591a\u4e3b\u591a\u4ece\uff1b\u6240\u6709\u7684redis\u8282\u70b9\u5f7c\u6b64\u4e92\u8054(PING-PONG\u673a\u5236)\uff0c\u5185\u90e8\u4f7f\u7528\u4e8c\u8fdb\u5236\u534f\u8bae\u4f18\u5316\u4f20\u8f93\u901f\u5ea6\u548c\u5e26\u5bbd\u3002<\/section>\n<\/li>\n
              • \n
                \u5ba2\u6237\u7aef\u4e0e Redis \u8282\u70b9\u76f4\u8fde\uff0c\u4e0d\u9700\u8981\u4e2d\u95f4\u4ee3\u7406\u5c42\u3002\u5ba2\u6237\u7aef\u4e0d\u9700\u8981\u8fde\u63a5\u96c6\u7fa4\u6240\u6709\u8282\u70b9\uff0c\u8fde\u63a5\u96c6\u7fa4\u4e2d\u4efb\u4f55\u4e00\u4e2a\u53ef\u7528\u8282\u70b9\u5373\u53ef\u3002<\/section>\n<\/li>\n
              • \n
                \u6bcf\u4e00\u4e2a\u5206\u533a\u90fd\u662f\u7531\u4e00\u4e2aRedis\u4e3b\u673a\u548c\u591a\u4e2a\u4ece\u673a\u7ec4\u6210\uff0c\u5206\u7247\u548c\u5206\u7247\u4e4b\u95f4\u662f\u76f8\u4e92\u5e73\u884c\u7684\u3002<\/section>\n<\/li>\n
              • \n
                \u6bcf\u4e00\u4e2amaster\u8282\u70b9\u8d1f\u8d23\u7ef4\u62a4\u4e00\u90e8\u5206\u69fd\uff0c\u4ee5\u53ca\u69fd\u6240\u6620\u5c04\u7684\u952e\u503c\u6570\u636e\uff1b\u96c6\u7fa4\u4e2d\u6bcf\u4e2a\u8282\u70b9\u90fd\u6709\u5168\u91cf\u7684\u69fd\u4fe1\u606f\uff0c\u901a\u8fc7\u69fd\u6bcf\u4e2anode\u90fd\u77e5\u9053\u5177\u4f53\u6570\u636e\u5b58\u50a8\u5230\u54ea\u4e2anode\u4e0a\u3002<\/section>\n<\/li>\n<\/ul>\n
                redis cluster\u4e3b\u8981\u662f\u9488\u5bf9\u6d77\u91cf\u6570\u636e+\u9ad8\u5e76\u53d1+\u9ad8\u53ef\u7528\u7684\u573a\u666f\uff0c\u6d77\u91cf\u6570\u636e\uff0c\u5982\u679c\u4f60\u7684\u6570\u636e\u91cf\u5f88\u5927\uff0c\u90a3\u4e48\u5efa\u8bae\u5c31\u7528redis cluster\uff0c\u6570\u636e\u91cf\u4e0d\u662f\u5f88\u5927\u65f6\uff0c\u4f7f\u7528sentinel\u5c31\u591f\u4e86\u3002redis cluster\u7684\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u5747\u4f18\u4e8e\u54e8\u5175\u6a21\u5f0f\u3002<\/strong><\/p>\n
                Redis Cluster\u91c7\u7528\u865a\u62df\u54c8\u5e0c\u69fd\u5206\u533a\u800c\u975e\u4e00\u81f4\u6027hash\u7b97\u6cd5\uff0c\u9884\u5148\u5206\u914d\u4e00\u4e9b\u5361\u69fd\uff0c\u6240\u6709\u7684\u952e\u6839\u636e\u54c8\u5e0c\u51fd\u6570\u6620\u5c04\u5230\u8fd9\u4e9b\u69fd\u5185\uff0c\u6bcf\u4e00\u4e2a\u5206\u533a\u5185\u7684master\u8282\u70b9\u8d1f\u8d23\u7ef4\u62a4\u4e00\u90e8\u5206\u69fd\u4ee5\u53ca\u69fd\u6240\u6620\u5c04\u7684\u952e\u503c\u6570\u636e\u3002<\/p>\n
                \u6765\u6e90\uff1ablog.csdn.net\/Seky_fei\/article\/<\/span>details\/107239765<\/span><\/span><\/section>\n<\/section>\n
                \u7248\u6743\u7533\u660e\uff1a\u5185\u5bb9\u6765\u6e90\u7f51\u7edc\uff0c\u7248\u6743\u5f52\u539f\u521b\u8005\u6240\u6709\u3002\u9664\u975e\u65e0\u6cd5\u786e\u8ba4\uff0c\u90fd\u4f1a\u6807\u660e\u4f5c\u8005\u53ca\u51fa\u5904\uff0c\u5982\u6709\u4fb5\u6743\uff0c\u70e6\u8bf7\u544a\u77e5\uff0c\u6211\u4eec\u4f1a\u7acb\u5373\u5220\u9664\u5e76\u81f4\u6b49!<\/strong><\/section>\n

                <\/p>\n
                <\/mp-style-type><\/p>\n
                \n
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