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Posted to oak-issues@jackrabbit.apache.org by "Thomas Mueller (JIRA)" <ji...@apache.org> on 2016/05/12 08:41:12 UTC

[jira] [Resolved] (OAK-4263) LIRS cache: excessive use of notifyAll

     [ https://issues.apache.org/jira/browse/OAK-4263?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Thomas Mueller resolved OAK-4263.
---------------------------------
       Resolution: Fixed
    Fix Version/s:     (was: 1.6)
                   1.5.2

> LIRS cache: excessive use of notifyAll
> --------------------------------------
>
>                 Key: OAK-4263
>                 URL: https://issues.apache.org/jira/browse/OAK-4263
>             Project: Jackrabbit Oak
>          Issue Type: Bug
>            Reporter: Thomas Mueller
>            Assignee: Thomas Mueller
>             Fix For: 1.5.2
>
>
> The LIRS cache tries to avoid loading the same cache entry concurrently. To notify a possible waiting thread, it uses notifyAll. This is a relatively expensive operation, and should be avoided if possible.



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