Functions are shared across threads. Each occurrence of a function in the test plan is handled by a separate instance of the function.
S. On 25/03/06, bgordon <[EMAIL PROTECTED]> wrote: > If I run many threads, say 20, will the various threads be in lock step? I do > want all the threads to use the same random number generator so that the next > value is relatively random. I'm concerned that if I have 20 random number > generators, and they're all seeded with the current time, they may all have > the same seed and generate the same random numbers. Using JMeter's > architecture and JavaScript Random() function, will I get 20 instances of the > Random() Function (which I don't want)? Or alternatively, how can I > indirectly control the seeding by starting each thread with a delay? > > Thanks, Bruce > > sebb <[EMAIL PROTECTED]> wrote: Rather than use the IF controller, the Switch > Controller can be > combined with a suitable variable (N). > > Just define the variable to have the values 0,1,2 for the relevant > percentage of the time. > > Basic procedure: > > r=random integer, 1-100 > N=0 if 0 < r <= 80 > N=1 if 80 < r > > This can be done in a JavaScript or BeanShell function. > > On 25/03/06, bgordon wrote: > > Thanks Praveen. Does anyone else have advice on the parent of the > > throughput controllers being a RandomController? -Bruce > > > > Praveen Kallakuri > wrote: I meant if (rand(0,9) < 8) below. > > > > On 3/21/06, Praveen Kallakuri > > wrote: > > > > > > Not sure if this is the best solution, but you could use an if controller > > > containing javascript like ... if (rand(0,9) <= 8). Send HTTP Request B > > > only > > > if this evaluates to true and also set a user defined variable to indicate > > > that this B has been sent. In the next if controller, send A only if the > > > variable indicates that B has not been sent. > > > > > > > > > On 3/15/06, bgordon wrote: > > > > > > > > Here's a simplified view of what I want > > > > > > > > Aggregate Thread Group > > > > -Txn A throughput controller 20% > > > > --txn A HTTP Request > > > > -Txn B throughput controller 80% > > > > --txn B HTTP Request > > > > > > > > I want A to be run ~20% of the time, and B to be run ~80%. I don't > > > > want the system to have all threads run A, then all Threads run B- I > > > > want > > > > them to be random, yet work out to the percentages specified. > > > > > > > > What is a good practice for this? I'm unsure if having a parent Random > > > > Controller will help (and I'm further confused by the difference between > > > > Random Controller and Random Order Controller). > > > > > > > > Thanks, Bruce > > > > > > > > > > > > > > > > > -- > > > > > > k.p. > > > > > > > > > > > -- > > > > k.p. > > > > > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
