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From "Adrien Grand (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (LUCENE-8018) FieldInfos retains garbage if non-sparse
Date Fri, 27 Oct 2017 06:39:03 GMT

     [ https://issues.apache.org/jira/browse/LUCENE-8018?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Adrien Grand resolved LUCENE-8018.
----------------------------------
       Resolution: Fixed
    Fix Version/s: 7.2
                   master (8.0)

Thank you Julian!

> FieldInfos retains garbage if non-sparse
> ----------------------------------------
>
>                 Key: LUCENE-8018
>                 URL: https://issues.apache.org/jira/browse/LUCENE-8018
>             Project: Lucene - Core
>          Issue Type: Bug
>          Components: core/store
>    Affects Versions: 6.5
>         Environment: Lucene 6.5.0, java 8
> openjdk version "1.8.0_45-internal"
> OpenJDK Runtime Environment (build 1.8.0_45-internal-b14)
> OpenJDK 64-Bit Server VM (build 25.45-b02, mixed mode)
>            Reporter: Julian Vassev
>              Labels: easyfix, performance
>             Fix For: master (8.0), 7.2
>
>         Attachments: LUCENE-8018.patch
>
>
> A heap dump revealed a lot of TreeMap.Entry instances (millions of them) for a system
with about ~1000 active searchers.



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