[MAPREDUCE-2323] Add metrics to the fair scheduler

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.23.0
• Fix Version/s: 0.23.0
• Component/s: contrib/fair-share
• Hadoop Flags: Reviewed
• Assignee: Todd Lipcon
• Reporter: Todd Lipcon
• Created: 13/Feb/11 03:20
• Updated: 15/Nov/11 00:48
• Resolved: 06/Jul/11 05:12

Description

It would be useful to be able to monitor various metrics in the fair scheduler, like demand, fair share, min share, and running task count.