Actually it does show in Ambari, but the only time I've seen it is when adding a new host it shows in the "other registered hosts" list. john
From: John Lilley [mailto:[email protected]] Sent: Saturday, March 01, 2014 12:32 PM To: [email protected] Subject: how to remove a dead node? 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
