[infinispan-issues] [JBoss JIRA] (ISPN-2284) Execute Mapper and Reducer tasks in parallel where possible

[Vladimir Blagojevic (JIRA)]

    [ https://issues.jboss.org/browse/ISPN-2284?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12965112#comment-12965112 ] 

Vladimir Blagojevic commented on ISPN-2284:
-------------------------------------------

Yes [~mhusnain] http://blog.infinispan.org/2014/02/mapreduce-parallel-execution.html

> Execute Mapper and Reducer tasks in parallel where possible
> -----------------------------------------------------------
>
>                 Key: ISPN-2284
>                 URL: https://issues.jboss.org/browse/ISPN-2284
>             Project: Infinispan
>          Issue Type: Feature Request
>          Components: Distributed Execution and Map/Reduce
>    Affects Versions: 5.2.0.Alpha3
>            Reporter: Vladimir Blagojevic
>            Assignee: Vladimir Blagojevic
>              Labels: 630, roadmap
>             Fix For: 7.0.0.Alpha1, 7.0.0.Final
>
>         Attachments: Infinispan-MapReduce Job Times.png
>
>
> In our current implementation of Map/Reduce, Mapper and Reducer tasks executed on remote JVMs load and process key/values serially on a single thread. Where and if possible we should use executors to process keys/values in parallel.  



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