[HDFS-7116] Add a command to get the balancer bandwidth

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: balancer & mover
• Target Version/s: 2.8.0
• Hadoop Flags: Reviewed
• Release Note: Exposed command "-getBalancerBandwidth" in dfsadmin to get the bandwidth of balancer.
• Assignee: Rakesh Radhakrishnan
• Reporter: Akira Ajisaka
• Created: 22/Sep/14 07:32
• Updated: 30/Aug/16 01:41
• Resolved: 09/Sep/15 17:31

Description

Now reading logs is the only way to check how the balancer bandwidth is set. It would be useful for administrators if they can get the value of the same. This jira to discuss & implement the way to access the balancer bandwidth value of the datanode.