[HBASE-6004] Adding more logging to help debugging MR job

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 0.94.0, 0.95.2
• Fix Version/s: 0.94.0, 0.95.0
• Hadoop Flags: Reviewed
• Assignee: Jimmy Xiang
• Reporter: Jimmy Xiang
• Created: 15/May/12 21:10
• Updated: 26/Feb/13 08:12
• Resolved: 17/May/12 19:18

Description

MR job sometime fails because scanner expired. In this case, it will be helpful to know the last successful row, the ip of the region sever, and so on.