[HDFS-16624] Fix org.apache.hadoop.hdfs.tools.TestDFSAdmin#testAllDatanodesReconfig ERROR

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Resolved
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0, 3.3.5
• Labels: pull-request-available
• Assignee: Shilun Fan
• Reporter: Shilun Fan
• Created: 07/Jun/22 00:01
• Updated: 24/Feb/23 12:19
• Resolved: 09/Jun/22 02:17

Description

HDFS-16619 found an error message during Junit unit testing, as follows:

expected:<[SUCCESS: Changed property dfs.datanode.peer.stats.enabled]> but was:<[ From: "false"]>

After code debugging, it was found that there was an error in the selection outs.get(2) of the assertion(1208), index should be equal to 1.

Please refer to the attachment for debugging pictures

Issue Links

• causes: HDFS-16934 org.apache.hadoop.hdfs.tools.TestDFSAdmin#testAllDatanodesReconfig regression
• is caused by: HDFS-16568 dfsadmin -reconfig option to start/query reconfig on all live datanodes
• relates to: HDFS-16619 Fix HttpHeaders.Values And HttpHeaders.Names Deprecated Import.
• links to: GitHub Pull Request #4412