[hibernate-issues] [Hibernate-JIRA] Commented: (HSEARCH-310) Out of Memory on ScrollableResults

[Sanne Grinovero (JIRA)]

    [ http://opensource.atlassian.com/projects/hibernate/browse/HSEARCH-310?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=32102#action_32102 ] 

Sanne Grinovero commented on HSEARCH-310:
-----------------------------------------

As I've written on the hibernate-dev list;  I think the entities should be evicted from the persistence context to really solve the memory leak.
It is quite tricky to detect when to evict them.


> Out of Memory on ScrollableResults
> ----------------------------------
>
>                 Key: HSEARCH-310
>                 URL: http://opensource.atlassian.com/projects/hibernate/browse/HSEARCH-310
>             Project: Hibernate Search
>          Issue Type: Bug
>          Components: query
>    Affects Versions: 3.0.1.GA
>         Environment: Java SE, 3.0.1.GA
>            Reporter: Sanne Grinovero
>            Assignee: Sanne Grinovero
>             Fix For: 3.1.1
>
>
> http://forum.hibernate.org/viewtopic.php?p=2400452
> I think this is more appropriate for 3.1.1
> Emmanuel said:
> "The implementation suffers several flows:
>  - we do create an EntityInfo[] as big as the number of hits
>  - we lazily load this array but we never release "old content"
>  - we lazily load the content (ie objects) by window but we never release it
> Some Soft reference based cache can help."

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