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https://issues.apache.org/jira/browse/MAPREDUCE-1717?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Allen Wittenauer resolved MAPREDUCE-1717.
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Resolution: Incomplete
Stale!
> Topology resolution should be asynchronous
> -------------------------------------------
>
> 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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