[HDFS-6740] Make FSDataset support adding data volumes dynamically

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.4.1
• Fix Version/s: 2.6.0
• Component/s: datanode
• Target Version/s: 2.6.0
• Hadoop Flags: Reviewed
• Assignee: Lei (Eddy) Xu
• Reporter: Lei (Eddy) Xu
• Created: 23/Jul/14 23:26
• Updated: 01/Dec/14 03:10
• Resolved: 07/Aug/14 23:01

Description

To support volume management in DN (HDFS-1362), it requires FSDatasetImpl to be able to add volumes dynamically during runtime.

Issue Links

• is depended upon by: HDFS-6727 Refresh data volumes on DataNode based on configuration changes