What is random variable in JMeter?

In JMeter, ‘Random Variable’ config element is used to generate random integer value between a specified range for each iteration. The generated value can be concatenated with a string which is stored in a variable as a string.

How do you generate a random variable in JMeter?

  1. Step 1 – Add Thread Group. Select Test Plan on the tree.
  2. Step 2 – Adding JMeter elements. The JMeter element used here is HTTP Request Sampler.
  3. Step 3 – Add Random Variable.
  4. Step 4 – Adding Listeners to Test Plan.
  5. Step 5 – Save the Test Plan.
  6. Step 6 – Run the Test Plan.
  7. Step 7 – View the Execution Status.

How can we pass random values from the selected values in JMeter?

Use a Beanshell PreProcessor to get a random value as follows:

  1. Add a Beanshell PreProcessor as a child of the request, which parameter you need to randomize.
  2. Put your value1,value2,value3,value4,value5 into the PreProcessor’s “Parameters” input.
  3. Put the following code into the PreProcessor’s “Script” area.

How do I randomize CSV data in JMeter?

How to Get the Random CSV Data Set Plugin Now

  1. Open the JMeter Plugins Manager on JMeter (If you haven’t it, read How to Install the JMeter Plugins Manager)
  2. Select ‘Available Plugins’ tab on JMeter Plugins Manager.
  3. In the search field write ‘Random’, and then select the plugin’s checkbox.

How does JMeter generate random names?

In order to create a random string in JMeter there are a few different ways. Examples: ${__Random(5)} This will create a random number with defined length. ${__Random(5,var)} This will create a random number with defined length, then assign the value to a variable.

What is random controller in JMeter?

Random Controller provides functionality to run user request in random order for each loop i.e. One random user request in each loop.

What does function random do in JMeter?

RAND – Tells JMeter to choose a match at random.

How many types of controllers are there in JMeter?

two types
JMeter has two types of Controllers: Samplers and Logical Controllers. These drive the processing of a test. Samplers tell JMeter to send requests to a server. For example, add an HTTP Request Sampler if you want JMeter to send an HTTP request.

How do you use a random controller?

Random Order Controller:

  1. To use the Random Order Controller, first, add the simple controller and then add All the Requests under the Simple Controller.
  2. Next, disable the Random Controller.
  3. Now save and run the Test Plan, after the execution all the requests have been expected successfully.

What does the function random do?

random() function returns a floating-point, pseudo-random number in the range 0 to less than 1 (inclusive of 0, but not 1) with approximately uniform distribution over that range — which you can then scale to your desired range.

What does the function random do in JMeter?

RAND – Tells JMeter to choose a match at random. ALL – Tells JMeter to use all matches, and create a template string for each one and then append them all together.

How if controller works in JMeter?

The If Controller allows the user to control whether the test elements below it (its children) are run or not. By default, the condition is evaluated only once on initial entry, but you have the option to have it evaluated for every runnable element contained in the controller.