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https://issues.apache.org/jira/browse/LUCENE-5462?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13907092#comment-13907092
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ASF subversion and git services commented on LUCENE-5462:
---------------------------------------------------------

Commit 1570240 from [~jpountz] in branch 'dev/branches/branch_4x'
[ https://svn.apache.org/r1570240 ]

LUCENE-5462: Don't use RamUsageEstimator.sizeOf(Object) in codec producers.

> Lucene 3.x producers shouldn't use RamUsageEstimator to estimate size
> ---------------------------------------------------------------------
>
>                 Key: LUCENE-5462
>                 URL: https://issues.apache.org/jira/browse/LUCENE-5462
>             Project: Lucene - Core
>          Issue Type: Bug
>            Reporter: Adrien Grand
>            Assignee: Adrien Grand
>             Fix For: 4.7
>
>         Attachments: LUCENE-5462.patch
>
>
> We have had a few Elasticsearch users who have high CPU usage because of 
> RamUsageEstimator being used to estimate memory usage of Lucene3xFields.



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