Redis集群环境：och163/och164/och165
在执行如下脚本时报错：
./src/redis-trib.rb create 10.1.253.163:6379 10.1.253.164:6379 10.1.253.165:6379
/usr/lib/ruby/gems/1.8/gems/redis-3.0.7/lib/redis/client.rb:97:in `call‘: ERR Slot 16011 is already busy (Redis::CommandError) from /usr/lib/ruby/gems/1.8/gems/redis-3.0.7/lib/redis.rb:2432:in `method_missing‘ from /usr/lib/ruby/gems/1.8/gems/redis-3.0.7/lib/redis.rb:37:in `synchronize‘ from /usr/lib/ruby/1.8/monitor.rb:242:in `mon_synchronize‘ from /usr/lib/ruby/gems/1.8/gems/redis-3.0.7/lib/redis.rb:37:in `synchronize‘ from /usr/lib/ruby/gems/1.8/gems/redis-3.0.7/lib/redis.rb:2431:in `method_missing‘ .....
解决办法：
redis.conf中定义的 cluster-config-file 所在的文件删除，重新启动redis-server及运行redis-trib即可。
注：执行redis-trib.rb create时，不能使用hostname，只能使用ip地址。
原文：http://www.cnblogs.com/luogankun/p/4026080.html