[jira] [Resolved] (SPARK-15858) "evaluateEachIteration" will fail on trying to run it on a model with 500+ trees

["Sean Owen (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-15858?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Owen resolved SPARK-15858.
-------------------------------
       Resolution: Fixed
    Fix Version/s: 2.1.0

Issue resolved by pull request 13624
[https://github.com/apache/spark/pull/13624]

> "evaluateEachIteration" will fail on trying to run it on a model with 500+ trees 
> ---------------------------------------------------------------------------------
>
>                 Key: SPARK-15858
>                 URL: https://issues.apache.org/jira/browse/SPARK-15858
>             Project: Spark
>          Issue Type: Bug
>    Affects Versions: 1.6.1, 2.0.0
>            Reporter: Mahmoud Rawas
>             Fix For: 2.1.0
>
>
> this line:
> remappedData.zip(predictionAndError).mapPartitions 
> causing a stack over flow exception on executors after nearly 300 iterations also with this number of trees having a var RDD will have needless memory allocation. 
> this functionality tested on version 1.6.1



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