[HDFS-1773] Remove a datanode from cluster if include list is not empty and this datanode is removed from both include and exclude lists

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 0.20.203.1, 0.23.0
• Fix Version/s: 0.20.204.0, 0.23.0
• Component/s: namenode

Environment

branch-20-security and trunk.

• Hadoop Flags: Reviewed
• Tags: datanode, web console, decommission data node
• Assignee: Tanping Wang
• Reporter: Tanping Wang
• Created: 21/Mar/11 22:23
• Updated: 02/Sep/11 22:16
• Resolved: 03/May/11 22:19

Description

Our service engineering team who operates the clusters on a daily basis founds it is confusing that after a data node is decommissioned, there is no way to make the cluster forget about this data node and it always remains in the dead node list.

Issue Links

• duplicates: HDFS-1867 Remove a datanode from cluster if include list is not empty and this datanode is removed from both include and exclude lists