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From "Qian Huang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-17175) Add a expert formula to aggregationDepth of SharedParam
Date Sun, 21 Aug 2016 13:05:21 GMT

    [ https://issues.apache.org/jira/browse/SPARK-17175?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15429707#comment-15429707
] 

Qian Huang commented on SPARK-17175:
------------------------------------

It needs to determine via some tests, you can see the details in https://issues.apache.org/jira/browse/SPARK-17090

> Add a expert formula to aggregationDepth of SharedParam
> -------------------------------------------------------
>
>                 Key: SPARK-17175
>                 URL: https://issues.apache.org/jira/browse/SPARK-17175
>             Project: Spark
>          Issue Type: Task
>          Components: ML
>            Reporter: Qian Huang
>            Priority: Minor
>
> It needs to do some investigations and performance tests first, since getting a formula
to determine the aggregation depth is tricky. It could depend on the memory setting of driver,
the dimension of problems, and the number of partition, etc.



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