Node 192.168.248.12:7001 is not empty. Either the node already knows other nodes (check with CLUSTER NODES) or contains some key in database 0.
[root@node00 src]# ./redis-trib.rb add-node --slave --master-id4f6424e47a2275d2b7696bfbf8588e8c4c3a5b95 172.168.63.202:7001172.168.63.202:7000
......
[OK] All nodes agree about slotsconfiguration.
>>> Check for open slots...
>>> Check slots coverage...
[OK] All 16384 slots covered.
Connecting to node 172.168.63.202:7001: OK
[ERR] Node 172.168.63.202:7001 is not empty. Either the nodealready knows other nodes (check with CLUSTER NODES) or contains some key in database 0.
解决方法:
1)、将需要新增的节点下aof、rdb等本地备份文件删除;
2)、同时将新Node的集群配置文件删除,即:删除你redis.conf里面cluster-config-file所在的文件;
3)、再次添加新节点如果还是报错,则登录新Node,./redis-cli–h x –p对数据库进行清除:
172.168.63.201:7001> flushdb #清空当前数据库
通过以上解决方法中的1)、2)或者3)之后再执行脚本,成功执行;
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