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https://issues.apache.org/jira/browse/MAPREDUCE-1472?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Arun C Murthy resolved MAPREDUCE-1472.
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Resolution: Duplicate
Duplicate of HADOOP-1354.
> JobTracker.submitJob holds a lock on the JobTracker while copying job-conf
> from HDFS
> ------------------------------------------------------------------------------------
>
> Key: MAPREDUCE-1472
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1472
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: jobtracker
> Reporter: Arun C Murthy
> Assignee: Arun C Murthy
> Priority: Blocker
>
> This could have very bad impact on responsiveness of the cluster.
> JobTracker.submitJob also forks a DU and writes to it's local-disk.
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