[HDFS-17017] Fix the issue of arguments number limit in report command in DFSAdmin.

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0, 3.3.6
• Fix Version/s: 3.4.0, 3.3.6
• Component/s: dfsadmin
• Labels: pull-request-available
• Target Version/s: 3.4.0, 3.3.6
• Hadoop Flags: Reviewed
• Assignee: Haiyang Hu
• Reporter: Haiyang Hu
• Created: 18/May/23 03:44
• Updated: 28/Jan/24 02:17
• Resolved: 21/May/23 03:40

Description

Currently, the DFSAdmin report command should support a maximum number of arguments of 7， such as :

hdfs dfsadmin [-report] [-live] [-dead] [-decommissioning] [-enteringmaintenance] [-inmaintenance] [-slownodes]

Issue Links

• is caused by: HDFS-16521 DFS API to retrieve slow datanodes
• links to: Github PR #5667
• links to: GitHub Pull Request #5667