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https://issues.apache.org/jira/browse/SPARK-8414?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Owen updated SPARK-8414:
-----------------------------
    Target Version/s: 1.5.0  (was: 1.4.1, 1.5.0)

> Ensure ClosureCleaner actually triggers clean ups
> -------------------------------------------------
>
>                 Key: SPARK-8414
>                 URL: https://issues.apache.org/jira/browse/SPARK-8414
>             Project: Spark
>          Issue Type: Bug
>          Components: Spark Core
>    Affects Versions: 1.4.0
>            Reporter: Andrew Or
>            Assignee: Andrew Or
>
> Right now it cleans up old references only through natural GCs, which may not 
> occur if the driver has infinite RAM. We should do a periodic GC to make sure 
> that we actually do clean things up. Something like once per 30 minutes seems 
> relatively inexpensive.



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