wanbin created MAPREDUCE-5510:
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Summary: Root queue is full, leads to a job hung, it's reduces
started,but some maps is pending
Key: MAPREDUCE-5510
URL: https://issues.apache.org/jira/browse/MAPREDUCE-5510
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: applicationmaster
Affects Versions: 2.0.6-alpha
Reporter: wanbin
when it hadppen, I notice reduces were not preempt
2013-09-15 10:32:26,608 INFO [RMCommunicator Allocator]
org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Got allocated
containers 1
2013-09-15 10:32:26,608 INFO [RMCommunicator Allocator]
org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Assigned to reduce
2013-09-15 10:32:26,608 INFO [RMCommunicator Allocator]
org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Assigned container
container_1377833725640_158209_01_004100 to
attempt_1377833725640_158209_r_000258_0
2013-09-15 10:32:26,608 INFO [RMCommunicator Allocator]
org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Recalculating
schedule, headroom=582656
2013-09-15 10:32:26,608 INFO [RMCommunicator Allocator]
org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: completedMapPercent
0.9940104 totalMemLimit:2548736 finalMapMemLimit:70656
finalReduceMemLimit:2478080 netScheduledMapMem:70656
netScheduledReduceMem:2460672
2013-09-15 10:32:26,608 INFO [RMCommunicator Allocator]
org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Ramping up 1
2013-09-15 10:32:26,608 INFO [RMCommunicator Allocator]
org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: After Scheduling:
PendingReds:212 ScheduledMaps:22 ScheduledReds:55 AssignedMaps:1
AssignedReds:213 CompletedMaps:3817 CompletedReds:0 ContAlloc:4031 ContRel:0
HostLocal:0 RackLocal:0
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