[HDFS-5795] RemoteBlockReader2#checkSuccess() shoud print error status

• Type: Improvement
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Affects Version/s: 3.0.0-alpha1
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Labels: supportability
• Hadoop Flags: Reviewed
• Assignee: Xiao Chen
• Reporter: Brandon Li
• Created: 17/Jan/14 01:05
• Updated: 30/Aug/16 01:42
• Resolved: 25/Sep/15 05:20

Description

RemoteBlockReader2#checkSuccess() doesn't print error status, which makes debug harder when the client can't read from DataNode.