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https://issues.apache.org/jira/browse/MAPREDUCE-2089?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Arun C Murthy updated MAPREDUCE-2089:
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Status: Open (was: Patch Available)
Sorry to come in late, the patch has gone stale. Can you please rebase? Thanks.
> JobToken should be passed over RPC
> ----------------------------------
>
> Key: MAPREDUCE-2089
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2089
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: client, job submission, jobtracker, security, task,
> tasktracker
> Reporter: Devaraj Das
> Assignee: Devaraj Das
> Attachments: mr-2089.patch, mr-2089.patch
>
>
> JobToken file is currently created by the JobTracker, and stored in the HDFS.
> Later on, the TaskTrackers pull that file from the HDFS as part of job
> localization. The HDFS operations can be avoided if the the jobToken file is
> passed over RPC (Jobclient -> JobTracker -> TaskTrackers).
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