We have a node that died and had to be rebuilt. However, its status is still showing in the dfsadmin report
hdfs dfsadmin -report [...] Dead datanodes: Name: 192.168.57.104:50010 (192.168.57.104) Hostname: tarantula.office.datalever.com Decommission Status : Decommissioned Configured Capacity: 0 (0 B) DFS Used: 0 (0 B) Non DFS Used: 0 (0 B) DFS Remaining: 0 (0 B) DFS Used%: 100.00% DFS Remaining%: 0.00% Last contact: Fri Feb 28 18:20:38 MST 2014 Ambari doesn't show it at all in the hosts. How do I remove it so I can re-add it without conflict? john
