[HDFS-2941] Add an administrative command to download a copy of the fsimage from the NN

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0-alpha
• Fix Version/s: 2.0.0-alpha
• Component/s: hdfs-client, namenode
• Target Version/s: 0.23.3
• Hadoop Flags: Reviewed
• Assignee: Aaron Myers
• Reporter: Aaron Myers
• Created: 12/Feb/12 20:04
• Updated: 28/Sep/15 20:58
• Resolved: 26/Mar/12 17:15

Description

It would be nice to be able to download a copy of the fsimage from the NN, e.g. for backup purposes.