[HDFS-16314] Support to make dfs.namenode.block-placement-policy.exclude-slow-nodes.enabled reconfigurable

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0, 3.3.2
• Fix Version/s: 3.4.0, 3.3.2
• Component/s: block placement
• Labels: pull-request-available
• Target Version/s: 3.4.0, 3.3.2
• Hadoop Flags: Reviewed
• Assignee: Haiyang Hu
• Reporter: Haiyang Hu
• Created: 10/Nov/21 12:29
• Updated: 11/Feb/24 10:01
• Resolved: 03/Dec/21 17:29

Description

Consider that make dfs.namenode.block-placement-policy.exclude-slow-nodes.enabled reconfigurable and rapid rollback in case this feature HDFS-16076 unexpected things happen in production environment

Issue Links

• Dependency: HDFS-16287 Support to make dfs.namenode.avoid.read.slow.datanode reconfigurable
• links to: GitHub Pull Request #3664