Topology resolution should be asynchronous
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Key: MAPREDUCE-1717
URL: https://issues.apache.org/jira/browse/MAPREDUCE-1717
Project: Hadoop Map/Reduce
Issue Type: Improvement
Components: jobtracker
Affects Versions: 0.22.0
Reporter: Arun C Murthy
Currently we hold the JT lock while resolving topology of nodes. We need to
make this asynchronous w.r.t. the JT lock.
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