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https://issues.apache.org/jira/browse/KUDU-2084?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16107513#comment-16107513
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Jean-Daniel Cryans commented on KUDU-2084:
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bq. Should we make improvement to let customer at lease able to decrease the
mapper?
Not just a single's vendors customers but also every Kudu users :)
I think this could tie into our idea of having Scan Tokens that can be split
into more chunks, something other frameworks can leverage too. [~danburkert],
was there a jira for this?
> Improve to increase/decrease the number of maps for MR/YARN job on Kudu
> -----------------------------------------------------------------------
>
> Key: KUDU-2084
> URL: https://issues.apache.org/jira/browse/KUDU-2084
> Project: Kudu
> Issue Type: Improvement
> Reporter: David Wang
>
> Right now, we can't increase/decrease the number of maps of MR/YARN job by
> below logical.
> https://github.com/cloudera/kudu/blob/branch-1.4.x/java/kudu-mapreduce/src/main/java/org/apache/kudu/mapreduce/KuduTableInputFormat.java#L137-L166
> Should we make improvement to let customer at lease able to decrease the
> mapper?
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