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 -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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 -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira