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Re: Multiple threads causing lockup

Posted by lmika on Jan 12, 2010; 6:23am
URL: https://discuss.orbeon.com/Multiple-threads-causing-lockup-tp1011864p1011863.html

Sorry, I should mention that we are using Orbeon 3.7.1

Thanks,

Leon


On Tue, 2010-01-12 at 17:20 +1100, lmika wrote:

> Hi,
>
> While using JMeter to load test our application, which is deployed
> separately from the Orbeon War in the same Tomcat, we have noticed that
> when about 25 JMeter threads are requesting an XForm to be rendered, it
> takes a number of seconds (around 30 or 40) for the request to be
> handled.  We have also found that over time, Orbeon stops handling these
> requests and they time out.
>
> We have tried increasing the maximum heap size for Java to about 1 Gb
> and reduced the "maxThreads" in Tomcat to about 10.
>
> Has anyone experienced this before?  If so, do you have any suggestions
> on where we can look or what we can change to fix the problem?
>
> The specs of our platform are:
>
> OS: OpenSuse 11.0 kernal 2.6.25 i686
> Java: jdk1.6.0_16 i386
> Tomcat 6.0 (executed as a server in Eclipse Galileo)
>
> Thanks in advanced,
>
> Leon
>


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