[HDFS-15425] Review Logging of DFSClient

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 3.4.0
• Component/s: dfsclient
• Hadoop Flags: Reviewed
• Assignee: Hongbing Wang
• Reporter: Hongbing Wang
• Created: 21/Jun/20 07:02
• Updated: 09/Jul/20 12:55
• Resolved: 07/Jul/20 16:06

Description

Review use of SLF4J for DFSClient.LOG. 
Make the code more concise and readable. 

Less is more !