Tsz Wo (Nicholas), SZE created HDFS-4234:
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Summary: Use the generic code for choosing datanode in Balancer
Key: HDFS-4234
URL: https://issues.apache.org/jira/browse/HDFS-4234
Project: Hadoop HDFS
Issue Type: Improvement
Components: balancer
Reporter: Tsz Wo (Nicholas), SZE
Assignee: Tsz Wo (Nicholas), SZE
HDFS-3495 added some generic code for choosing datanodes with NodeGroup
topology in Balancer. We should reuse the code for choosing datanodes with
racks.
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