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https://issues.apache.org/jira/browse/MAPREDUCE-5671?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chen He updated MAPREDUCE-5671:
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Attachment: MR-5671.patch
> NaN can be created by client and assign to Progress
> ---------------------------------------------------
>
> Key: MAPREDUCE-5671
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-5671
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Reporter: Chen He
> Assignee: Chen He
> Fix For: 2.4.0
>
> Attachments: MR-5671.patch
>
>
> MapReduce should filter "illegal" progress values that do not fall into (0,1)
> interval when the progress value is given.
> If it is Float.NaN, Float.NEGATIVE_INFINITY, or smaller than 0: set progress
> to be 0;
> If its is Float.POSITIVE_INFINITY or larger than 1: set progress to be 1;
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