[MAPREDUCE-4129] Lots of unneeded counters log messages

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.23.1
• Fix Version/s: 0.23.3, 2.0.2-alpha
• Component/s: mrv2
• Assignee: Ahmed Radwan
• Reporter: Ahmed Radwan
• Created: 09/Apr/12 23:45
• Updated: 07/Sep/12 21:03
• Resolved: 19/Apr/12 20:27

Description

Huge number of the same WARN messages are written. We only need to write each distinct message once. The messages are of the form:

2012-04-05 03:55:04,166 WARN mapreduce.Counters: Group {oldGroup} is deprecated. Use {newGroup} instead