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Posted to issues@kylin.apache.org by "liyang (JIRA)" <ji...@apache.org> on 2016/05/08 12:35:12 UTC

[jira] [Commented] (KYLIN-1657) Add new configuration kylin.job.mapreduce.min.reducer.number

    [ https://issues.apache.org/jira/browse/KYLIN-1657?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15275581#comment-15275581 ] 

liyang commented on KYLIN-1657:
-------------------------------

+1

> Add new configuration kylin.job.mapreduce.min.reducer.number
> ------------------------------------------------------------
>
>                 Key: KYLIN-1657
>                 URL: https://issues.apache.org/jira/browse/KYLIN-1657
>             Project: Kylin
>          Issue Type: Improvement
>          Components: Job Engine
>    Affects Versions: v1.5.1
>            Reporter: Dayue Gao
>            Assignee: Dayue Gao
>            Priority: Minor
>         Attachments: KYLIN-1657.patch
>
>
> We have "kylin.job.mapreduce.max.reducer.number" to limit the max number of reducers for cubing job, but min reducer is hard coded to 1. We should make it also configurable and this could be helpful in some circumstances.



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