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https://issues.apache.org/jira/browse/PIG-4411?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14949382#comment-14949382
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Siddharth Seth commented on PIG-4411:
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Yes. This is a property which is read in the AM - and can be overridden at a
per dag / per vertex level.
> Support for speculative execution
> ---------------------------------
>
> Key: PIG-4411
> URL: https://issues.apache.org/jira/browse/PIG-4411
> Project: Pig
> Issue Type: Improvement
> Components: tez
> Reporter: Rohini Palaniswamy
> Fix For: 0.16.0
>
>
> Need to add code in Pig to translate user setting of
> mapreduce.map/reduce.speculative and enable speculative execution
> (tez.am.speculation.enabled) in Tez. Need to take this up after TEZ-1788 -
> Allow vertex level disabling of speculation is done.
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