[HDFS-17172] Support FSNamesystemLock Parameters reconfigurable

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: namanode
• Labels: pull-request-available
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: Haiyang Hu
• Reporter: Haiyang Hu
• Created: 29/Aug/23 11:06
• Updated: 28/Jan/24 01:44
• Resolved: 17/Nov/23 03:51

Description

For Namesystem lock some parameters such as
"dfs.namenode.lock.detailed-metrics.enabled",
"dfs.namenode.read-lock-reporting-threshold-ms",
"dfs.namenode.write-lock-reporting-threshold-ms"

we will support reconfigurable these parameters without namenode restart is convenient for us to check the metrics operation of FSNamesystemLock.

Issue Links

• links to: GitHub Pull Request #6002