[HADOOP-18926] Add documentation related to NodeFencer

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.3.4, 3.3.6
• Fix Version/s: 3.4.0
• Component/s: documentation, ha
• Labels: pull-request-available
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: JiangHua Zhu
• Reporter: JiangHua Zhu
• Created: 09/Oct/23 12:24
• Updated: 27/Jan/24 06:48
• Resolved: 13/Oct/23 22:35

Description

In the NodeFencer file, some important comments are missing.
Happens here:

The guidance instructions for ShellCommandFencer are missing here.
If it is improved, the robustness of the distributed system can be increased.

Issue Links

• links to: GitHub Pull Request #6162