[MAPREDUCE-5235] mapred.Counters incompatiblity issues with MR1

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.1.0-beta
• Target Version/s: 2.1.0-beta
• Hadoop Flags: Reviewed
• Assignee: Mayank Bansal
• Reporter: Zhijie Shen
• Created: 09/May/13 22:34
• Updated: 27/Aug/13 22:22
• Resolved: 21/May/13 22:01

Description

MAX_GROUP_LIMIT is removed from Counters in mapred in MR2. Though it seems not to be the variable that will be referred by the user code. It was actually configurable value MR1. We should investigate why the upper bound doesn't need to be checked in MR2.