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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/08/31 23:39:45 UTC

[jira] [Commented] (SPARK-9962) Decision Tree training: prevNodeIdsForInstances.unpersist() at end of training

    [ https://issues.apache.org/jira/browse/SPARK-9962?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14724096#comment-14724096 ] 

Apache Spark commented on SPARK-9962:
-------------------------------------

User 'holdenk' has created a pull request for this issue:
https://github.com/apache/spark/pull/8541

> Decision Tree training: prevNodeIdsForInstances.unpersist() at end of training
> ------------------------------------------------------------------------------
>
>                 Key: SPARK-9962
>                 URL: https://issues.apache.org/jira/browse/SPARK-9962
>             Project: Spark
>          Issue Type: Improvement
>          Components: ML
>            Reporter: Joseph K. Bradley
>            Priority: Minor
>
> NodeIdCache: prevNodeIdsForInstances.unpersist() needs to be called at end of training.
> This applies to both the ML and MLlib implementations, but it is Ok to skip the MLlib implementation since it will eventually be replaced by the ML one.



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