{"id":225071,"date":"2015-12-26T17:24:36","date_gmt":"2015-12-26T09:24:36","guid":{"rendered":"http:\/\/yangzhe1991.org\/blog\/?p=225071"},"modified":"2015-12-26T17:24:36","modified_gmt":"2015-12-26T09:24:36","slug":"codis3-0","status":"publish","type":"post","link":"https:\/\/yangzhe1991.org\/blog\/2015\/12\/codis3-0\/","title":{"rendered":"codis\uff0ccodis3.0\u548c\u5176\u4ed6"},"content":{"rendered":"<p>\u5982\u4e0d\u5c11\u4eba\u6240\u770b\u5230\u7684\uff0cCodis<a href=\"https:\/\/github.com\/wandoulabs\/codis\/releases\">\u53d1\u5e03\u4e863.0\u7684alpha\u7248<\/a>\u3002\u8fd9\u4e2a\u7248\u672c\u672c\u6765\u53eb2.1\u7684\uff0c\u4f46\u662f\u56e0\u4e3a\u6539\u52a8\u6bd4\u8f83\u5927\uff0c\u76f4\u63a5\u6539\u540d\u53eb3.0\u4e86\u3002Codis\u53d1\u5e03\u81f3\u4eca\u4e00\u5e74\u6709\u4f59\uff0c\u6211\u53c2\u4e0eCodis\u9879\u76ee\u4e5f\u6709\u5927\u534a\u5e74\uff0c\u5728\u8fd9\u4e2a\u7ee7\u5f80\u5f00\u6765\u7684\u597d\u65e5\u5b50\u91cc\uff0c\u6709\u5fc5\u8981\u8bb2\u8bb2\u5f88\u591a\u60f3\u6cd5\u2014\u2014\u53ea\u4ee3\u8868\u6211\u4e2a\u4eba\u7684\u60f3\u6cd5\u3002<\/p>\n<p><!--more--><\/p>\n<p>Codis\u662fRedis\u7684\u96c6\u7fa4\u89e3\u51b3\u65b9\u6848\uff0c\u8fd9\u610f\u5473\u7740\u4ed6\u57fa\u4e8eRedis\uff0c\u7ee7\u627f\u4e86Redis\u7684\u90e8\u5206\u4f18\u70b9\uff0c\u4e5f\u7ee7\u627f\u4e86\u90e8\u5206\u7f3a\u70b9\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u8ba9Redis\u5f97\u5230\u4e86\u6c34\u5e73\u6269\u5c55\u7684\u80fd\u529b\uff0c\u4f46\u4f9d\u65e7\u65e0\u6cd5\u7a81\u7834Redis\u81ea\u8eab\u7684\u8bf8\u591a\u5c40\u9650\u6027\u3002\u4ee5\u53ca\u5728Github\u4e2d\u7684\u63d0\u95ee\u4e2d\u53d1\u73b0\uff0c\u5176\u5b9e\u4e0d\u5c11\u4eba\u5e76\u6ca1\u6709\u4e25\u683c\u533a\u5206Redis\u548cCodis\uff0c\u4f1a\u89c9\u5f97\u8fd9\u662f\u4e00\u79cd\u4e1c\u897f\uff0c\u6240\u4ee5\u5f88\u591a\u65f6\u5019\u95ee\u7684\u95ee\u9898\u5176\u5b9e\u662fRedis\u7684\u95ee\u9898\u3002<\/p>\n<p>\u5728Codis\u4e4b\u524d\u3001\u4e4b\u540e\uff0c\u9664\u4e86\u5728client\u81ea\u884c\u5b9e\u73b0\u5206\u7247\u903b\u8f91\u4e4b\u5916\uff0c\u65e0\u5916\u4e4e\u8fd8\u6709\u4e24\u79cd\u65b9\u6848\uff0ctwemproxy\u548c\u5b98\u65b9\u7684redis cluster\uff0c\u6211\u5728\u300a<a href=\"https:\/\/yangzhe1991.org\/blog\/2015\/04\/redis-cluster\/\">\u79bb\u804c\u7cfb\u5217\u6587\u7ae0\u4e4bredis cluster\u4f7f\u7528\u7ecf\u9a8c<\/a>\u300b\u4e2d\u63d0\u5230\u8fc7redis cluster\u7684\u4e00\u4e9b\u95ee\u9898\uff0c\u4e0d\u8fc7\u73b0\u5728\u56de\u5934\u6765\u770b\u5e76\u6ca1\u6709\u5b8c\u5168\u89e3\u91ca\u6e05\u695a\u3002\u524d\u4e0d\u4e45\u5728Codis\u7684<a href=\"https:\/\/github.com\/wandoulabs\/codis\">README<\/a>\u4e2d\u6211\u6dfb\u52a0\u4e86\u4e00\u4e2a\u8868\u683c\uff0c\u5982\u4e0b\uff1a<\/p>\n<table border=\"1\">\n<tbody>\n<tr>\n<th><\/th>\n<th>Codis<\/th>\n<th>Twemproxy<\/th>\n<th>Redis Cluster<\/th>\n<\/tr>\n<tr>\n<td>resharding without restarting cluster<\/td>\n<td>Yes<\/td>\n<td>No<\/td>\n<td>Yes<\/td>\n<\/tr>\n<tr>\n<td>pipeline<\/td>\n<td>Yes<\/td>\n<td>Yes<\/td>\n<td>No<\/td>\n<\/tr>\n<tr>\n<td>hash tags for multi-key operations<\/td>\n<td>Yes<\/td>\n<td>Yes<\/td>\n<td>Yes<\/td>\n<\/tr>\n<tr>\n<td>multi-key operations while resharding<\/td>\n<td>Yes<\/td>\n<td>&#8211;<\/td>\n<td>No(<a href=\"http:\/\/redis.io\/topics\/cluster-spec#multiple-keys-operations\">details<\/a>)<\/td>\n<\/tr>\n<tr>\n<td>Redis clients supporting<\/td>\n<td>Any clients<\/td>\n<td>Any clients<\/td>\n<td>Clients have to support cluster 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href=\"https:\/\/github.com\/wandoulabs\/codis\/issues\">Github\u7684issue<\/a>\u662fCodis\u5b98\u65b9\u552f\u4e00\u6307\u5b9a\u7684\u8ba8\u8bba\u95ee\u9898\u7684\u573a\u6240\u3002\u5efa\u8bae\u6240\u6709\u7528\u6237\u4ed4\u7ec6\u9605\u8bfb\u6587\u6863\uff08<a 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