i use yarn-util for set my mapred-site.xml, yarn-site.xml, no change, same issue, tomorow i
i look logs in detail why hadoop 2.6 hang on map reduce job.
normaly i must able to get six container of 1024MB for job
Using cores=4 memory=8GB disks=3 hbase=False
Profile: cores=4 memory=6144MB reserved=2GB usableMem=6GB disks=3
Num Container=6
Container Ram=1024MB
Used Ram=6GB
Unused Ram=2GB
yarn.scheduler.minimum-allocation-mb=1024
yarn.scheduler.maximum-allocation-mb=6144
yarn.nodemanager.resource.memory-mb=6144
mapreduce.map.memory.mb=1024
mapreduce.map.java.opts=-Xmx819m
mapreduce.reduce.memory.mb=2048
mapreduce.reduce.java.opts=-Xmx1638m
yarn.app.mapreduce.am.resource.mb=2048
yarn.app.mapreduce.am.command-opts=-Xmx1638m
mapreduce.task.io.sort.mb=409