These threads are likely spawned by whichever InitialContextFactory you are
using. For instance, in Sybase's InitialContextFactory we spawn threads to
manage connections in a connection pool to multiple containers that may be
running.
Dave Wolf
Internet Applications Division
Sybase
> -----Original Message-----
> From: A mailing list for Enterprise JavaBeans development
> [mailto:[EMAIL PROTECTED]]On Behalf Of Vidyasagar Jeyakumar
> Sent: Friday, September 29, 2000 2:59 AM
> To: [EMAIL PROTECTED]
> Subject: Java Threads Created after EJB Lookup
>
>
> Hi,
>
> I have some doubts:::::
>
> I am calling a Stateless EJB method(Weblogic5.1) from
> a Client written in
> Java Thread using RMI call.
>
> Step-1::
> Before calling EJB LOOKUP::When i diplay the number of
> active threads it is
> showing as follows::
>
> java.lang.ThreadGroup[name=TraceLogThreadGroup,maxpri=10]
> Thread[myserver,5,TraceLogThreadGroup]
> Thread[myserver,5,TraceLogThreadGroup]
> Thread[myserver,5,TraceLogThreadGroup]
> Thread[myserver,5,TraceLogThreadGroup]
>
> After calling EJB LOOKUP ::When i diplay the number of
> active threads it is
> showing as follows::
> java.lang.ThreadGroup[name=TraceLogThreadGroup,maxpri=10]
> Thread[myserver,5,TraceLogThreadGroup]
> Thread[myserver,5,TraceLogThreadGroup]
> Thread[myserver,5,TraceLogThreadGroup]
> Thread[myserver,5,TraceLogThreadGroup]
> Thread[SpinnerRandomSource,5,TraceLogThreadGroup]
> Thread[TimeEventGenerator,5,TraceLogThreadGroup]
> java.lang.ThreadGroup[name=Execute Thread
> Group,maxpri=10]
> Thread[ExecuteThread-0,5,Execute Thread Group]
> Thread[ExecuteThread-1,5,Execute Thread Group]
> Thread[ExecuteThread-2,5,Execute Thread Group]
> Thread[ExecuteThread-3,5,Execute Thread Group]
> Thread[ExecuteThread-4,5,Execute Thread Group]
> Thread[HighPriority
> TimeEventGenerator,9,Execute Thread Group]
>
>
> So there are 8 New Threads created after i do a EJB
> Look up.
>
> 1) Thread[SpinnerRandomSource,5,TraceLogThreadGroup]
> 2) Thread[TimeEventGenerator,5,TraceLogThreadGroup]
> 3) Thread[ExecuteThread-0,5,Execute Thread Group]
> 4) Thread[ExecuteThread-1,5,Execute Thread Group]
> 5) Thread[ExecuteThread-2,5,Execute Thread Group]
> 6) Thread[ExecuteThread-3,5,Execute Thread Group]
> 7) Thread[ExecuteThread-4,5,Execute Thread Group]
> 8) Thread[HighPriority TimeEventGenerator,9,Execute
> Thread Group]
>
>
> These 8 New threads are not
> DESTROYED even if i call RemoteInterface.remove( )
> method.
>
> So i have the following questions::
> 1) Which EJB Look Up methods creates the above 8 New
> threads.
> 2) How to DESTROY these 8 threads ????
>
> Please reply.
>
> Regards,
> Vidyasagar
>
>
>
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