racks专题
存在隐患 : 3 racks are required for the erasure coding policies: RS-6-3-1024k. The number of racks is on
刚装的CDH6.2.1版本的集群 172.30.81.203 manager 172.30.81.204 node1 172.30.81.205 node2 172.30.81.206 node3 存在隐患：9 DataNodes are required for the erasure coding policies: RS-6-3-1024k.The number of DataNodes
