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Posted to dev@lucene.apache.org by "Michael McCandless (JIRA)" <ji...@apache.org> on 2011/06/14 17:45:47 UTC
[jira] [Resolved] (LUCENE-3198) Change default Directory impl on
64bit linux to MMap
[ https://issues.apache.org/jira/browse/LUCENE-3198?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Michael McCandless resolved LUCENE-3198.
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Resolution: Fixed
OK I cutover just Linux, 64 bit, when unmap is available.
We can open new issues for other platforms when we have some data that MMap is better...
> Change default Directory impl on 64bit linux to MMap
> ----------------------------------------------------
>
> Key: LUCENE-3198
> URL: https://issues.apache.org/jira/browse/LUCENE-3198
> Project: Lucene - Java
> Issue Type: Improvement
> Components: core/store
> Reporter: Michael McCandless
> Fix For: 3.3, 4.0
>
>
> Consistently in my NRT testing on Fedora 13 Linux, 64 bit JVM (Oracle 1.6.0_21) I see MMapDir getting better search and merge performance when compared to NIOFSDir.
> I think we should fix the default.
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