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From "Yonik Seeley (JIRA)" <j...@apache.org>
Subject [jira] Commented: (SOLR-1798) Memory leak in FastLUCache
Date Sat, 27 Feb 2010 13:53:05 GMT

    [ https://issues.apache.org/jira/browse/SOLR-1798?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12839251#action_12839251
] 

Yonik Seeley commented on SOLR-1798:
------------------------------------

Thanks Laxman, that does look incorrect.

Noble - do you remember why a List was used here?


> Memory leak in FastLUCache
> --------------------------
>
>                 Key: SOLR-1798
>                 URL: https://issues.apache.org/jira/browse/SOLR-1798
>             Project: Solr
>          Issue Type: Bug
>          Components: search
>    Affects Versions: 1.4, 1.5
>            Reporter: Laxman
>             Fix For: 1.5
>
>
> Every time a commit happens two Stats instances [org.apache.solr.common.util.ConcurrentLRUCache.Stats]
are leaking.
> Following code [org.apache.solr.search.FastLRUCache] to maintain cumulative cache statistics
causing this Stats object leak. 
> {noformat}
>     cumulativeStats = (List<ConcurrentLRUCache.Stats>) persistence;
>     cumulativeStats.add(cache.getStats());
> {noformat}
> Everytime a *commit* happens a new cache object is getting created and its stats is added
to the list which is not released at all.

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