[jira] [Closed] (LUCENE-4171) Performance improvements to Packed64

["Adrien Grand (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/LUCENE-4171?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Adrien Grand closed LUCENE-4171.
--------------------------------

       Resolution: Fixed
    Fix Version/s: 4.0
         Assignee: Adrien Grand
    Lucene Fields: Patch Available  (was: New,Patch Available)

Committed (r1355346 and r1355352 on trunk, r1355359 on branch_4x).

Thanks a lot, Toke!
                
> Performance improvements to Packed64
> ------------------------------------
>
>                 Key: LUCENE-4171
>                 URL: https://issues.apache.org/jira/browse/LUCENE-4171
>             Project: Lucene - Java
>          Issue Type: Sub-task
>          Components: core/other
>    Affects Versions: 4.0, 5.0
>         Environment: Tested with 4 different Intel machines
>            Reporter: Toke Eskildsen
>            Assignee: Adrien Grand
>            Priority: Minor
>              Labels: performance
>             Fix For: 4.0
>
>         Attachments: LUCENE-4171.patch, LUCENE-4171.patch, LUCENE-4171.patch, LUCENE-4171.patch
>
>   Original Estimate: 4h
>  Remaining Estimate: 4h
>
> Based on the performance measurements of PackedInts.Mutable's in LUCENE-4062, a new version of Packed64 has been created that is consistently faster than the old Packed64 for both get and set.

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