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Posted to oak-issues@jackrabbit.apache.org by "Andrei Dulceanu (Jira)" <ji...@apache.org> on 2020/08/18 09:52:00 UTC

[jira] [Assigned] (OAK-9180) Optimise synchronisation between threads when writing to 3rd level segment cache

     [ https://issues.apache.org/jira/browse/OAK-9180?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrei Dulceanu reassigned OAK-9180:
------------------------------------

    Assignee: Andrei Dulceanu

> Optimise synchronisation between threads when writing to 3rd level segment cache 
> ---------------------------------------------------------------------------------
>
>                 Key: OAK-9180
>                 URL: https://issues.apache.org/jira/browse/OAK-9180
>             Project: Jackrabbit Oak
>          Issue Type: Improvement
>            Reporter: Miroslav Smiljanic
>            Assignee: Andrei Dulceanu
>            Priority: Minor
>         Attachments: OAK-9180.patch
>
>
> Currently threads that are updating 3rd level segment cache, are obtaining lock  on the instance of HashMap, before inserting segmentId. 
> This can be optimised by using Set, obtained from ConcurrentHashMap.newKeySet(). 



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