On 09/04/2008, Steve Kapinos <[EMAIL PROTECTED]> wrote:
> I tried using a UDV simply setting vcsCount = ${__threadNum} in the
> start of my thread group.
>
See:
http://jakarta.apache.org/jmeter/usermanual/functions.html#__threadNum
which says:
"This function does not work in any Configuration elements (e.g. User
Defined Variables) as these are run from a separate thread."
> The test plan is setup with a single thread group, several configuration
> elements, followed by a logic controller which includes all the
> samplers, followed by the listeners for reporting/debugging.
>
> Thread Plan
> UDV
> UDV
> CSV
> Loop Controller
> Simple Controllers
> Sampler
> Timer
> [..]
> Simple Data Writer
> Debug Sampler
> View Results Tree
>
> But I noticed two behaviors..
>
> threadNum I guess increments with total threads since the jmeter
> instance started.. It did not correlate to 'thread 1', 'thread 2', etc
> like I expected for each run, but rather 'thread 38' or something since
> the jmeter instance started (testing in GUI).
See above.
> While variables are supposed to be local to a thread only - if I told
> the thread group to run 3 times (3 'users').. The debug sampler showed
> vcscount = to the same value for all three thread instances.
>
> Is __threadNum simply not usable and not the same as 'user1' 'user2'
> 'user3' meaning of 'thread' ?
>
> I will try with a user paremeter similar to your suggestion now
>
>
> -----Original Message-----
> From: sebb [mailto:[EMAIL PROTECTED]
>
> Sent: Wednesday, April 09, 2008 8:16 AM
> To: JMeter Users List
>
> Subject: Re: Help with __counter function
>
> On 09/04/2008, Steve Kapinos <[EMAIL PROTECTED]> wrote:
> > Any help sebb? I know what I want is simple, just I'm stupid and
> > can't figure out how to do it right.
>
> It does not seem to be simple...
>
> Try using the counter in a User Parameters Pre-Processor as a child of
> the first sampler - that will run once.
>
> > It's a counter simply shared by all threads, but I want to increment
>
> > once at the start of each thread and then be able to reference that
> > instance of the count value throughout the thread.
>
> Understood.
>
> >
> > -----Original Message-----
> > From: Steve Kapinos
> > Sent: Tuesday, April 08, 2008 8:07 PM
> > To: JMeter Users List
> >
> > Subject: RE: Help with __counter function
> >
> > Rather simple in the practical sense..
> >
> > I need each thread to use a different number for each pass that will
> > not overlap with the other threads executing.
> >
> > One thread could use '1' for its first pass second thread could use
> '2'
> > for its first pass
> >
> > On the second pass, they need to use a new number, as to prevent
> > possible overlap with another thread that is still running.
> >
> > So I have a UDV at the start of a thread defining a count, vcsCount.
> > The thread uses that variable in the rest of the thread group as the
>
> > unique variable... with the hope that each time a pass through the
> > thread group is executed, the count is incremented.
> >
> > Thinking out loud now.. I guess that should be a User Parameter that
>
> > should have the checkbox marked instead of a UDV shouldn't I? But I
> > don't understand why the current implementation seems to increment
> > everytime vcsCount is referenced.
> >
> >
> > -----Original Message-----
> > From: sebb [mailto:[EMAIL PROTECTED]
> > Sent: Tue 4/8/2008 6:35 PM
> > To: JMeter Users List
> > Cc:
> > Subject: Re: Help with __counter function
> >
> > What do you mean by "unique per thread"?
> >
> > If there are two threads, unique per thread could mean that they each
>
> > see the same unique set of numbers, or that each thread sees numbers
> > that are different from the numbers seen in all other threads.
> >
> >
> > On 08/04/2008, Steve Kapinos <[EMAIL PROTECTED]> wrote:
> > > I'm trying to create an integeter that is going to be unique per
> > thread.
> > >
> > > I have a UDV element defining
> > >
> > > vcsGlobalCount ${__counter(FALSE,vcsCount)} > > However, each
> > time vcsCount is referenced, that seems to increment > the counter.
>
> > I would have thought the counter would only increment > when the UDV
>
> > element was ran.. Each time a thread starts.
> > >
> > > What is the proper way of handling a counter like this that should
>
> > be
> >
> > > unique per thread in this fashion?
> > >
> > > Thx
> > >
> > > -Steve
> > >
> > >
> > >
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> > >
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> >
> >
> >
> >
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> >
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