Elegant decommission of lighty loaded tasktrackers from a map-reduce cluster
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Key: HADOOP-6082
URL: https://issues.apache.org/jira/browse/HADOOP-6082
Project: Hadoop Core
Issue Type: New Feature
Components: mapred
Reporter: dhruba borthakur
Assignee: Namit Jain
There is a need to elegantly move some machines from one map-reduce cluster to
another. This JIRA is to discuss how to find lightly loaded tasktrackers that
are candidates for decommissioning and then to elegantly decommission them by
waiting for existing tasks to finish.
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