[jboss-remoting-issues] [JBoss JIRA] Resolved: (JBREM-1292) ServerInvoker should use a ConcurrentHashMap to store callback handlers

[Ron Sigal (JIRA)]

     [ https://issues.jboss.org/browse/JBREM-1292?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ron Sigal resolved JBREM-1292.
------------------------------

    Resolution: Done


Changed applied to branches 2.2 and 2.x.

> ServerInvoker should use a ConcurrentHashMap to store callback handlers 
> ------------------------------------------------------------------------
>
>                 Key: JBREM-1292
>                 URL: https://issues.jboss.org/browse/JBREM-1292
>             Project: JBoss Remoting
>          Issue Type: Enhancement
>      Security Level: Public(Everyone can see) 
>    Affects Versions: 2.2.4, 2.5.4.SP2
>            Reporter: Ron Sigal
>            Assignee: Ron Sigal
>             Fix For: 2.2.4.SP1, 2.5.4.SP3
>
>
> Heavily loaded applications that use pull callbacks can generate a lot of contention on the HashMap callbackHandlers in org.jboss.remoting.transport.ServerInvoker in the method getCallbackHandler().  Changing the HashMap to a ConcurrentHashMap may relieve the contention.

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