[MAPREDUCE-1103] Additional JobTracker metrics

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.21.0
• Fix Version/s: 0.21.0
• Component/s: jobtracker
• Hadoop Flags: Reviewed

Release Note

Add following additional job tracker metrics:
Reserved{Map, Reduce}Slots
Occupied{Map, Reduce}Slots
Running{Map, Reduce}Tasks
Killed{Map, Reduce}Tasks

FailedJobs
KilledJobs
PrepJobs
RunningJobs

TotalTrackers
BlacklistedTrackers
DecommissionedTrackers

• Assignee: Sharad Agarwal
• Reporter: Arun Murthy
• Created: 13/Oct/09 20:23
• Updated: 24/Aug/10 21:18
• Resolved: 23/Oct/09 09:56

Description

It would be useful for tracking the following additional JobTracker metrics:
running

{map|reduce}tasks
busy{map|reduce}

slots
reserved

{map|reduce}

slots