Re: cayenne tomcat memory management

From: Andrey Razumovsky (razumovsky.andre..mail.com)
Date: Mon Oct 19 2009 - 09:53:28 EDT

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    Hi,

    What can produce memory leaks in Cayenne3 is shared query cache. Are you
    using it? Anyways, the best option will be to try profiling your application
    to see what produces leaks.
    Here's an example of getThreadObjectContext():
    http://cayenne.apache.org/doc/web-applications.html

    Hope that helps,

    2009/10/17 Emanuele Maiarelli <emanuel..engozzi.com>

    > I'm using cayenne 3 with tomcat, and im getting context by this way
    > ..
    > DataContext dc= ServletUtil.getSessionContext(sess)
    > ...
    > using httpsessioncontext.
    >
    > To ensure session to be closed i implemented logout from session by
    > calling
    >
    > ...
    > <%session.invalidate();%>
    > ...
    >
    >
    > But after many sessions opened, i step into memory lacks even if
    > application retrive few data from database.
    >
    > Any hint?
    >
    > PS: i tried to use getThreadObjectContext but was unable to do it. Any
    > example about using ThreadObjectContext?
    >
    >
    >
    >
    > 

    -- 
Andrey

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