[HADOOP-205] the job tracker does not schedule enough map on the cluster

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.2.0
• Fix Version/s: 0.3.0
• Assignee: Mahadev Konar
• Reporter: Owen O'Malley
• Created: 10/May/06 03:56
• Updated: 08/Jul/09 16:51
• Resolved: 24/May/06 05:56

Description

The job tracker during my big sort runs only has 80-120 maps running at a time with 2 tasks/node and 179 nodes and a large queue of map tasks. It seems to be caused by the load balancing using the current load rather than the required load to run all of the queued tasks.