[HDFS-10792] RedundantEditLogInputStream should log caught exceptions

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 3.3.1, 3.4.0
• Component/s: namenode
• Labels: supportability
• Hadoop Flags: Reviewed
• Assignee: Wei-Chiu Chuang
• Reporter: Wei-Chiu Chuang
• Created: 24/Aug/16 22:50
• Updated: 23/Mar/21 15:59
• Resolved: 31/May/20 11:42

Description

There are a few places in RedundantEditLogInputStream where an IOException is caught but never logged. We should improve the logging of these exceptions to help debugging.