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Posted to commits@harmony.apache.org by "Aleksey Shipilev (JIRA)" <ji...@apache.org> on 2008/05/21 16:53:56 UTC

[jira] Commented: (HARMONY-5770) [classlib][luni][performance] ObjectOutputStream performs double lookups in object storage

    [ https://issues.apache.org/jira/browse/HARMONY-5770?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12598675#action_12598675 ] 

Aleksey Shipilev commented on HARMONY-5770:
-------------------------------------------

This patch does not break JUnit tests.
Gives +5% to SPECjvm2008:serial on 8-core Clovertown.

> [classlib][luni][performance] ObjectOutputStream performs double lookups in object storage 
> -------------------------------------------------------------------------------------------
>
>                 Key: HARMONY-5770
>                 URL: https://issues.apache.org/jira/browse/HARMONY-5770
>             Project: Harmony
>          Issue Type: Sub-task
>          Components: Classlib
>            Reporter: Aleksey Shipilev
>         Attachments: cl-OOS-save-shared-lookup.patch
>
>
> OOS performs redundant lookups in object storage even when unshared == false.
> This patch saves this lookup and performs it only when really needed.

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