{"id":369527,"date":"2023-02-28T10:43:41","date_gmt":"2023-02-28T10:43:41","guid":{"rendered":"https:\/\/webkul.com\/blog\/?p=369527"},"modified":"2026-02-05T07:19:51","modified_gmt":"2026-02-05T07:19:51","slug":"controller-timer-in-jmeter","status":"publish","type":"post","link":"https:\/\/webkul.com\/blog\/controller-timer-in-jmeter\/","title":{"rendered":"Controller & Timer in Jmeter"},"content":{"rendered":"\n

Discover how JMeter Controllers and Timers work together to control request flow and pacing in performance tests.<\/p>\n\n\n\n

What is JMeter?<\/h2>\n\n\n\n

JMeter is a popular open-source tool for load testing, performance testing, and functional testing of web applications. <\/p>\n\n\n\n

It provides various features and components to help you simulate real-world scenarios and test the performance and behavior of your application under different loads.<\/p>\n\n\n\n

For more details regarding JMeter Performance Testing<\/a>, you can check this blog.<\/p>\n\n\n\n

For more details regarding Apache JMeter: Click here<\/a>. <\/p>\n\n\n\n

In this blog, we will discuss two important components of JMeter, the JMeter Controller & Timers.<\/p>\n\n\n\n

Logic Controller in JMeter<\/strong>:<\/h2>\n\n\n\n

A JMeter Controller is the main component of the JMeter test plan. It is responsible for creating and managing the test plan and its various components.<\/p>\n\n\n\n

The controller allows you to organize your test plan by adding and grouping different elements. There are several types of controllers in JMeter, each with its own set of features and functionality.<\/p>\n\n\n\n

Types of Logic Controller:<\/h3>\n\n\n\n

Simple Controller<\/strong>:<\/h4>\n\n\n\n

It’s just a container for the user’s request. We can Add Simple Controller using the below steps.<\/p>\n\n\n\n

right click on Thread Group >> Add >> Logic Controller >> Simple Controller<\/p>\n\n\n\n

\"simplecontroller\"<\/figure>\n\n\n\n

Loop Controller<\/strong>:<\/h4>\n\n\n\n

The loop controller will run the samplers\/requests stored in it for a definite number of times or forever. We can Add Loop Controller using the below steps.<\/p>\n\n\n\n

right click on Thread Group >> Add >> Logic Controller >> Loop Controller<\/p>\n\n\n\n

\"loop-controller\"<\/figure>\n\n\n\n

Transaction Controller:<\/h4>\n\n\n\n

It is used to group multiple sampler requests into one. We can Add a Transaction Controller using the below steps.<\/p>\n\n\n\n

Right click on Thread Group >> Add >> Logic Controller >> Transaction Controller<\/p>\n\n\n\n

\"transaction-controller\"<\/figure>\n\n\n\n

Random Controller:<\/h4>\n\n\n\n

Random Controller makes all the user requests run in a random order in each loop period. We can Add Random Controller using the below steps.<\/p>\n\n\n\n

Right click on Thread Group >> Add >> Logic Controller >> Random Controller<\/p>\n\n\n\n

\"random-controller\"<\/figure>\n\n\n\n

Interleave Controller<\/strong>:<\/h4>\n\n\n\n

It allows us to pick and execute a single child element out of multiple child in each loop iteration. We can Add Interleave Controller using the below steps.<\/p>\n\n\n\n

Right click on Thread Group >> Add >> Logic Controller >> Interleave Controller<\/p>\n\n\n\n

\"interleave\"<\/figure>\n\n\n\n

Throughput Controller<\/strong>:<\/h4>\n\n\n\n

It is used to control the processing of its child elements in terms of the total number of executions or the percentage of execution specified in its control panel. We can Add a Throughput Controller using the below steps.<\/p>\n\n\n\n

Right click on Thread Group >> Add >> Logic Controller >> Throughput Controller<\/p>\n\n\n\n

\"throughput-controller\"<\/figure>\n\n\n\n

If Controller<\/strong>:<\/h4>\n\n\n\n

If Controller works in a similar way an IF expression is treated in any programming language. The condition is validated first and then the components under this container execute if the condition is TRUE, otherwise, the elements outside the IF Controller will get executed. <\/p>\n\n\n\n

We can Add the If Controller using the below steps.<\/p>\n\n\n\n

Right click on Thread Group >> Add >> Logic Controller >> If Controller<\/p>\n\n\n\n

\"if-controller\"<\/figure>\n\n\n\n

While Controller<\/strong>:<\/h4>\n\n\n\n

While Loop controller executes its samplers until the condition specified is not set to False. The condition can be any variable or function that eventually evaluates to the string false. We can Add a While Controller using the below steps.<\/p>\n\n\n\n

Right click on Thread Group >> Add >> Logic Controller >> While Controller<\/p>\n\n\n\n

\"while-controller\"<\/figure>\n\n\n\n

Timers in JMeter<\/h2>\n\n\n\n