[HDFS-16396] Reconfig slow peer parameters for datanode

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0, 3.3.5
• Fix Version/s: 3.4.0, 3.3.5
• Component/s: datanode
• Labels: pull-request-available
• Target Version/s: 3.4.0, 3.3.5
• Hadoop Flags: Reviewed
• Assignee: Tao Li
• Reporter: Tao Li
• Created: 26/Dec/21 04:29
• Updated: 11/Feb/24 04:15
• Resolved: 15/Feb/22 05:06

Description

In large clusters, rolling restart datanodes takes a long time. We can make slow peers parameters and slow disks parameters in datanode reconfigurable to facilitate cluster operation and maintenance.

Issue Links

• links to: GitHub Pull Request #3827