Try using fewer threads.

200 or so threads is the most you will get from an ordinary box, and
is normally more than enough to stress a server.

S.
On 21/02/06, Chetana Anand <[EMAIL PROTECTED]> wrote:
>
>
>            I am trying out a Login scenario where we have to simulate a
> 3 users/sec logging in to the application over a duration of 20 minutes.
> So we thought of simulating it in this manner :
>
>  Threads = 3600
>
>  RampUp = 1200
>
>  Duration = 1200
>
> Jmeter starts firing the threads at 3 per second But fails to complete.
> i.e after spawning 230 threads it says OutofMemory error! And Exception
> in thread!
>
>
>
> -----Original Message-----
> From: sebb [mailto:[EMAIL PROTECTED]
> Sent: Tuesday, February 21, 2006 5:45 PM
> To: JMeter Users List
> Subject: Re: OutOfMemory Exception
>
> What do you mean?
>
> It fails - what is "it"?
>
> 3 users/sec - what does this mean?
>
> S.
> On 21/02/06, Chetana Anand <[EMAIL PROTECTED]> wrote:
> >
> > Ya it is.. We have been doing the same kind of tests on various
> > directory service providers.. It fails only for 3 users/sec. Tried to
> > override the default(400k) thread stack size..didn't help..
> > Plz suggest..
> >
> > -----Original Message-----
> > From: sebb [mailto:[EMAIL PROTECTED]
> > Sent: Tuesday, February 21, 2006 4:35 PM
> > To: JMeter Users List
> > Subject: Re: OutOfMemory Exception
> >
> > That is way too many threads.
> >
> > S.
> > On 21/02/06, Chetana Anand <[EMAIL PROTECTED]> wrote:
> > >
> > > Hi all,
> > >
> > >            I am trying out a Login scenario for 3 users/sec in the
> > > non-gui mode. The parameters that are passed are:
> > >
> > > Threads = 3600
> > >
> > > RampUp = 1200
> > >
> > > Duration = 1200
> > >
> > > After the execution of 230 threads, jmeter throws an "OutOfMemory
> > > Exception". The log files say "unable to create new native thread".
> > >
> > > The test is running fine for 2 users/sec for the same duration(20
> > min).
> > >
> > > Part of the log file is shown below:
> > >
> > >
> > >
> > > 2006/02/21 11:35:47 INFO  - jmeter.threads.JMeterThread: Thread
> Thread
> > > Group 1-226 started
> > >
> > > 2006/02/21 11:35:47 INFO  - jmeter.threads.JMeterThread: Thread
> Thread
> > > Group 1-226 is done
> > >
> > > 2006/02/21 11:35:47 INFO  - jmeter.engine.StandardJMeterEngine:
> Ending
> > > thread 225
> > >
> > > 2006/02/21 11:35:47 INFO  - jmeter.threads.JMeterThread: Thread
> Thread
> > > Group 1-227 started
> > >
> > > 2006/02/21 11:35:47 ERROR - jmeter.util.BeanShellInterpreter: Error
> > > invoking bsh method source
> > >
> > >  java.lang.reflect.InvocationTargetException
> > >
> > >            at sun.reflect.GeneratedMethodAccessor11.invoke(Unknown
> > > Source)
> > >
> > >            at
> > >
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessor
> > > Impl.java:25)
> > >
> > >            at java.lang.reflect.Method.invoke(Method.java:324)
> > >
> > >            at
> > >
> >
> org.apache.jmeter.util.BeanShellInterpreter.bshInvoke(BeanShellInterpret
> > > er.java:136)
> > >
> > >            at
> > >
> >
> org.apache.jmeter.util.BeanShellInterpreter.source(BeanShellInterpreter.
> > > java:185)
> > >
> > >            at
> > >
> >
> org.apache.jmeter.protocol.java.sampler.BeanShellSampler.sample(BeanShel
> > > lSampler.java:138)
> > >
> > >            at
> > > org.apache.jmeter.threads.JMeterThread.run(JMeterThread.java:247)
> > >
> > >            at java.lang.Thread.run(Thread.java:534)
> > >
> > > Caused by: Sourced file: ../TestScripts/login//login.bsh : Method
> > > Invocation runtime.delegate : at Line: 60 : in file:
> > > ../TestScripts/login//login.bsh : runtime .delegate ( "TEST" ,
> > > Identifier , uniqueId , description , paramList )
> > >
> > >
> > >
> > > Target exception: java.lang.OutOfMemoryError: unable to create new
> > > native thread
> > >
> > >
> > >
> > >            at bsh.BSHMethodInvocation.eval(Unknown Source)
> > >
> > >            at bsh.BSHPrimaryExpression.eval(Unknown Source)
> > >
> > >            at bsh.BSHPrimaryExpression.eval(Unknown Source)
> > >
> > >            at bsh.BSHBlock.evalBlock(Unknown Source)
> > >
> > >            at bsh.BSHBlock.eval(Unknown Source)
> > >
> > >            at bsh.BSHBlock.eval(Unknown Source)
> > >
> > >            at bsh.BSHTryStatement.eval(Unknown Source)
> > >
> > >            at bsh.Interpreter.eval(Unknown Source)
> > >
> > >            at bsh.Interpreter.source(Unknown Source)
> > >
> > >            at bsh.Interpreter.source(Unknown Source)
> > >
> > >            ... 8 more
> > >
> > >
> > >
> > >
> > >
> > > Can anybody throw light on what the problem is...
> > >
> > >
> > >
> > > Regards,
> > >
> > > Chetana.
> > >
> > >
> > >
> > >
> > >
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