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https://issues.apache.org/jira/browse/TEZ-3458?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15823432#comment-15823432
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Siddharth Seth commented on TEZ-3458:
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[~mingma] - would be great if you could review the updated patch. Think it's
best if you look at it, since you have context from reviewing the initial
changes, as well as this patch. Thanks!
> Auto grouping for cartesian product edge(unpartitioned case)
> ------------------------------------------------------------
>
> Key: TEZ-3458
> URL: https://issues.apache.org/jira/browse/TEZ-3458
> Project: Apache Tez
> Issue Type: Sub-task
> Reporter: Zhiyuan Yang
> Assignee: Zhiyuan Yang
> Attachments: TEZ-3458.1.patch, TEZ-3458.2.patch, TEZ-3458.3.patch,
> TEZ-3458.4.patch, TEZ-3458.5.patch
>
>
> Original CartesianProductVertexManagerUnpartitioned set parallelism as
> product of all source vertices parallelism which may explode to insane
> number. We should do auto reduce as in ShuffleVertexManager to avoid this.
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