dynamic map slots (in addition to predifined) on each node which allows to
execute cpu intensive jobs along with memory intensive jobs thereby reducing
wastage of cpu cycles
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Key: MAPREDUCE-2653
URL: https://issues.apache.org/jira/browse/MAPREDUCE-2653
Project: Hadoop Map/Reduce
Issue Type: Improvement
Components: jobtracker, tasktracker
Reporter: nandan
I have introduced process monitoring system in hadoop inside tasktracker, which
analyses the cpu and memory utilization of each map task and allows me to
increase/decrease maximum number of map slots dynamically on each node
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