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From Edison Su <Edison...@citrix.com>
Subject RE: AgentHandler Classloading Issue
Date Tue, 02 Oct 2012 21:27:12 GMT
Do you have log message for this NoClassDefFound exception?

> -----Original Message-----
> From: John Burwell [mailto:jburwell@basho.com]
> Sent: Tuesday, October 02, 2012 1:35 PM
> To: cloudstack-dev@incubator.apache.org
> Subject: AgentHandler Classloading Issue
> 
> All,
> 
> NoClassDefFound exceptions are occurring when executing code in an
> AgentManager-Handler thread pool (specifically calling a utility class
> from the cloud-utils module while in an NfsSecondaryStorageResource
> method).  The same code executes without error in other thread contexts
> (e.g.  calling the same method from code executing in the ApiServer
> thread pool).  I have isolated the NoClassDefFound exception to this
> particular thread pool which appears to be started in the
> com.cloud.utils.nio.NioConnection class.  I have also been unable to
> find log messages from work executing in the AgentManager-Handler
> thread pool.  Additionally, breakpoints set do not fire when code is
> executing in the AgentManager-Handler, but do in other thread contexts.
> What is different about code executing in this thread pool?  Are there
> any special steps that must be taken for this code?
> 
> Thank you for your assistance,
> -John

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