For example, if you set the number of threads as 100; JMeter. Learn more about Teams It's possible but I don't think that you can use ForEach Controller and If Controller for this because if you're iterating values from CSV you will have one value per each loop of each thread and my expectation is that you want to have all the values at once. The application returns JSON that looks like the following: I need to get a count based on type. The better way is to use a Loop Controller and a Counter. If you want only one sampler executed randomly ( per iteration) you can use the random controller. so depending on what you're trying to achieve you need to: In case if you want individual values of id, xid and/or yid - add 1 or more JSON Extractors and configure them to fetch the values from the response. Improve this answer. Object. I have the following setup in my Test Plan. Thread group elements are the beginning points of any test plan. Practical example shown below: Test Plan looks like this: Extract User ID using Regular Expression Extractor. If I don't place these 2 api's in for each controller the assertion works fine, but I need to use a controller as looping is needed. . foreach controller configured as : Input variable : arrVehicles start index : 0 output variable name : vehicleN groovy; jmeter; jsr223; post-processor; Share. How to Use ForEach Controller in JMeter | Advanced JMeter Tutorial As a part of the JMeter Tutorial, we have covered a new topic about using ForEach controll. get ("CatalogAssetIds_matchNr"). 6. More information: JMeter Parameterization - The Complete Guideif you execute the script and look into Debug Sampler output you will see the following JMeter Variables. Parallel Controller executes its children in parallel which means that you need to define the relevant Samplers beforehand. 0 ForEach Controller exposes it's current iteration number via $ {__jm__ForEach Controller__idx} pre-defined variable. JMeter will produce the following variables: The relevant ForEach Controller configuration which will iterate all firstName_xxx variables will look like: Demo: I would also recommend checking out API Testing With JMeter and the JSON Extractor article for more comprehensive explanation of JSON. Define the JMeter Counter. foreach controller. Logic Controllers can change the order of requests coming from any of their child elements. /src/file/file1. A variety of values is given to this controller, and the array is iterated until finished. How is the foreach controller used in JMeter? ForEach Controller in Jmeter iterates through an array of variables. I cannot use any external data source as well. Some examples are ForEach Controller, While Controller, Loop Controller, IF Controller, Run Time Controller, Interleave Controller, Throughput Controller, and. zip, import it and replay it in OctoPerf. Returns:Refrence name: custID Regular expression : for="(. Add sampler. Im trying to loop over my user defined variables and add them to cookie manager. It simulates a user”s request for a page to the target server. So you need to amend your User Defined Variables to look like. More information: Apache Groovy - Parsing and producing JSON. My hope is that I can either extract a random value from the Array. This should prevent Jmeter to dive into the children of the IfController and call their next method. So for example, if your Loop Controller is named LC, then you can access the looping index through $ {__jm__LC__idx}. According to the Include Controller documentation: This element d oes not support variables/functions in the filename field. 2. 1. The response contains an Array of JSON objects. The problem it's started with 0, and QuestionID index start with 1,After configuring ForEach controller , you can access above variables inside ForEach loop using __V() and __Counter() functions. 2. is it possible to access different groups using output variable of ForEach controller?. In foreach controller I am using URL variable which works fine and iterate through all the results from previous response. Right click Loop Controller, Add -> Sampler. 2. ForEach Controller in Jmeter iterates through an array of variables. So for example, if your Loop Controller is named FEC, then you can access the looping index through ${__jm__FEC__idx}. You can generate the JMeter Variables suitable for using with ForEach Controller using JSR223 Sampler and the following Groovy code:How to access data inside foreach controller Jmeter. I updated my post with screenshot trying your solution. For Mac OS/Unix, type the following command:The ForEach Controller can be used to make HTTP requests once for each variable in a group. foreach controller configured as : Input variable : arrVehicles start index : 0 output variable name : vehicleN groovy; jmeter; jsr223; post-processor; Share. Actually, Constant Throughput Timer can only pause the threads to reach specified "Target. but the actual result is just test1. JSON is an extremely simple data format which has taken. 1. Start JMeter. 56:user or thread group session as a programmer i immediately understand what thread group means but i must confess that i always rename as something like users or service subscri#PerformanceTesting #EsTesting&QAEn este video trabajaremos con el Foreach Controller, elemento que nos permite iterar dentro de un conjunto de valores y asi. Use ForEach_Controller to achieve this. WhileController with condition that is always true) won't result in a StackOverflow. csv. Note: Those controllers don't stop by them selves if all children have been. Click on the newly added BlazeMeter extension button in the top-right corner of your browser toolbar. 1. 1. JMeter提供了多种逻辑控制器，它们各个功能都不相同，大概可以分为两种使用类型：. So child-controllers which always return an element and never null (e. to JMeter Forum. Input variable prefix: years, elements and Output variable name:. Add the Parallel Controller to the Test Plan: Right click on Thread Group -> Add -> Logic Controller -> bzm – Parallel Controller. The foreach controller manual can be slightly confusing at first. Related questions. After adding a thread group: Right click on Thread Group -> Add -> Logic Controller -> bzm - Parallel Controller. Auf dieser Seite finden Sie eine detaillierte Dokumentation, wie Sie den Parallel Controller installieren, konfigurieren und verwenden können. If you want it to run ONCE PER TEST, do the following: Test Plan (Set thread groups to "run consecutively" - Cookie Manager - Thread Group A (1 thread, 1 loop) - - - Login Logic -. For example if COUNT is equal to 1:See How to Use JMeter's 'IF' Controller and get Pie article for more details. Before executing the test plan do not forget to set the check box, “Run Thread Groups consecutively. The better way is to use a Loop Controller and a Counter. I have very simple script: Thread Group. Also add two Dummy. 1. . var_1=a var_2=b You can create JMeter Variables using vars shorthand for JMeterVariables class instance like:. c|*. Logical Controllers: It lets you control the order of processing of Samplers in a Thread. Secondly, you need a Loop Controller to loop through them a certain number of times. 0. Above code will iterate all the JMeter Properties, look for the ones starting with prop_ and convert them to JMeter Variables which you can use in the ForEach Controller. 0. It might be the case the array simply doesn't have the variable matching the current loop index, double check the JMeter Variables which are in scope for each loop using Debug Sampler and View Results Tree listener combination. 0. log. 2. 4. Index. ]"? – Jake Turner. It scales web development by helping you measure and analyze application performance. For what you want to do, it's better to use a ForEach Controller instead of a Loop Controller: It will automatically iterate on DeedIDs_x and put each value in $ {DeedID} The V (variable) function returns the result of. AbstractTestElement. Output Variable Name: anything meaningful, it will hold current "response_some_id_N" value. Jmeter - How to put each member of the forEach loop into variable. csv. g loop1 = test1. JMeter starts with the offset specified by the __threadNum () function, to wit: user 1 iterates all variables. As per JMeter version 3. Index starts at 0Notice also JMeter holds special variable inside ForEach Controller: JMeter will expose the looping index as a variable named jm__idx. And the following ForEach Controller configuration. screen1: Screen2: Screen3: Screen4: jmeter. Add Debug Sampler after the HTTP Request (first one) and make sure it contains the variables you're looking for, in order for ForEach Controller to work you need to have the following variables pattern: var_1=some value var_2=some other value etc. If there are more threads than values, the values get re-used. List; import java. Object. Add ForEach Controller to your Test Plan (somewhere after the main request) and configure it as follows: Input variable prefix: array Output variable name:. 2. On first itertion of thread ForEach works as expected, but on subsequent thread iterations ForEach does nothing. For example data_1 = something data_2 = something etc. and referenced as ${foo} under the ForEach Controller. JMeter has become an industry-standard tool for conducting functional, load, performance, and regression tests on web applications. The problem it's started with 0, and QuestionID index start with 1, After configuring ForEach controller , you can access above variables inside ForEach loop using __V() and __Counter() functions. to get contents. $ {myVar} Option 2 : Use a function ($ { __jexl3 ()} is advised) to evaluate an expression that must return true or false. 3. Replace ForEach Controller with Loop Controller and everything should start working as expected (alternative option is remove ForEach Controller and set Loops on Thread Group level) ForEach controller is designed to iterate through JMeter Variables, it isn't applicable for CSV files. Also it might be a better idea to use ForEach Controller instead of the Loop Controller, the relevant configuration would be something like: References: How to Use ForEach Controller in JMeter; Using Regular Expressions in JMeter; Share. Transaction controllers are a specialized form of controllers that generate an additional sample that measures the overall time taken to perform its nested samplers. In this article we are going to see what are the post processors of JMeter. I want to execute request per id so I use ForEach Controller. JMeter MD5Hex Assertion. 0. ForEach controller loops through the values of a set of related variables. i want use this values in loop controller in first loop with wid_1, sencond loop with wid_2 and 3rd loop with wid_3 values. Using a JavaScript or BeanShell function to provide a changing value. 2. When you add samplers (or controllers) to a ForEach controller, every sample (or controller) is executed one or more times, where during every loop the variable has a new value. 1. ForEach控制器遍历一组相关变量的值。. How to use one. country_1=PL; country_2=PT;. jmeter - user defined variables and groovy. , foreach controller2 data is shown correctly. Have a look at the interleave documentation as it explains nicely how it works and how one sampler, going from top to bottom, is executed per iteration. I am unable to print 'Output Variable' value of foreach Controller in Beanshell Pre/Post-processor in Jmeter. Q&A for work. To achieve above scenario in Jmeter used below Test Plan: ThreadGroup - 1 user, 1 ramp up period, 1 loop-HTTP request to login-Questionslist - RegExp to get list of questions with -1The problem is that I need to use this information in the next HTTP request but I don't know how to get asset_host from "data" without using a foreach controller. Samplers are a must to add component to a test plan as only it can let JMeter know what type of request need to go to a server. I guess the right beanshell script would fix this but I suck. So I created a Bean Sampler to list files in a directory and put that in a variable that will be used by a For each controller. JMeter counter report. More information: Results file configuration. 2. For example data_1 = something data_2 = something etc. Loop Controller exposes __jm__Loop Controller__idx variable which returns current iteration. and want to iterate them using Loop Controller's built-in JMeter Variable __jm__Loop Controller__idx you need to do this a little bit differently:. save. All controllers and samplers must be under a thread group. While controller in Jmeter. ForeachController. md)`foreach controller not working correctly with variables. So for example, if your Loop Controller is named FEC, then. But I need to send all custID in single request to set preferences of customers –In JMeter: I have 2 controllers, 1 loop and 1 while controller. Ok, as far as I have realised, I have to use a "BeanShell Sampler" between "JDBC Request" and "ForEach Controller". Index starts at 0. Set time gap/timer between 'foreach controller' requests. 控制测试计划执行过程中，节点的逻辑执行顺序，如：ForEach Controller（ForEach控制器），Loop. 2. this way you will be able to see the cause of the problem in jmeter. I need to print all the values which are matching the correlation, i. jmeter $ {__V (longitude_$ {__counter (,)})} use inside foreach controller. If you want to create a JSON from 3 JMeter Variables you need to do some scripting using any JSR223 Test Element and Groovy language, example code:1 Answer. If you have a variable from CSV called myVar which looks like foo,bar,baz. It is not very possible to reset the counter value using JMeter Variables because the value it's being managed by the Counter internally so if you really need to reset the counter value you will have to use Reflection API for accessing and setting the value of the given property. log file. Now, I want to use the tokens I got in the Foreach Controller to. Dmitri T. So in case of your controller name is ForEach. ForEach Controller now expose their current iteration as a variable named jm<"Name of your element">__idx. After adding a thread group: Right click on Thread Group -> Add -> Logic Controller -> bzm - Parallel Controller. It returns different value on each loop. Jmeter; control foreach nested. jmeter. Subsequent requests are executed once the previous requests are executed. In this tutorial, we will talk about below situations with using the ForEach Controller. If you want to save ForEach compatible series, use vars. Proof of its working. In order to be able to use ForEach Controller you need to set up special JMeter Variables like: id_1=foo id_2=bar id_3=baz So I would recommend re-arranging your Thread Group to something like: Thread Group Beanshell Sampler; ForEach Controller GraphQL HTTP Request; and amend your code to: 1,000 target threads with 50 seconds ramp-up: JMeter will add 20 users each second. var_1=foo var_2=bar etc. In this blog post we are going to look at several JMeter Controllers, specifically: Simple Controller. Or Use Script Text and check Cache compiled script if available property. 1 it is recommended to use Groovy language for any form of scripting so consider migrating to JSR223 Sampler and Groovy language on next. Given that your foreach controller works and ${jspPage}. If you configure ForEach Controller like: then you will be able to get the current value of foo variable as: vars. 2. The "ONLY ONCE" controller doesn't work the way you think it does. $ {__split ($ {keywords},keyword,;)} The split function would create new variables as given below. I'm trying to set up a counter to be used with while. Step 2) Configuring Loop Controller. ForEach Controller now expose their current iteration as a variable named jm<"Name of your element">__idx. subresults=false. and stores them in a variable one at a time). ArrayList; myList = new ArrayList(); In the second JSR223 Sampler, that is inside ForEach Controller, I am trying to access myList variable in order to add some valueI use jmeter to test this flow, now I was able to send request 1 and then use ForEach Controller to send some request 2, but I don't how to send request 3 according to the response of each request 2. 3 you can use only a single variable in the ForEach Controller. Make sure in your reg ex, you set the match value to -1 to. 5. Define a Counter inside the Loop Controller and configure it as follows. It simulates a user's request for a page to the target server. Unfortunately you cannot do it using ForEach Controller, but you can work it around using __V () and __counter () function combination. Improve this question. To control your throughput per minute you have to use either Constant Throughput Timer or Throughput Shaping Timer. services. Please tell me. I cannot reproduce your issue using the following simple setup: The variables referenced using __V () and. ForEach Controller cannot operate on objects, you have to create JMeter Variables in form of:. For basic idea on Jmeter, see my Previous posts or the Jmeter section under Tool tab. Your screenshots don't shed any lights on the problem you're expecting, if you're confused with the Counter behaviour be aware that you don't need it at all, since JMeter 4. Next I use ForEach Controller to read data from rows. util. To apply a timer after a sampler, either add it to the next sampler, or add it as the child of a Test Action Sampler. • Add and Remove Elements. If you want the "counter" to start. 1. ForEach Controller can iterates through an array of variables and invoke the actions below it basing on each value. Change your Loop Controller to ForEach Controller. vars is a shorhand for JMeterVariables class instance, it provides read/write access to all JMeter Variables in scope,. Jmeter For each Controller Ask Question Asked 3 years, 7 months ago Modified 3 years, 7 months ago Viewed 807 times 0 I've created in Jmeter the follwing: HTTP Request (first one)Modified 2 years, 4 months ago. New terms and important words are introduced in a bold-type font. Transaction Controller: measures the overall time taken to finish a test execution; Include Controller: is designed to use an external test plan. Or Use Script Text and check Cache compiled script if available property. Jmeter - How to loop x times based on items in the array (JSON extractor + ForEach controller) Hot Network Questions Rearrange triple. ForeachController. There is no problem to have multiple Samplers as ForEach Controller children. This section shows you step-by-step instruction to add Loop. Với Samplers controller, có nhiệm vụ yêu cầu JMeter gửi các requests tới một server. I'm using While Controller based on the number of servers to iterate and execute the url requests. Hot Network Questions What does mean `^(*. As the name implies, the thread group element controls the number of. e I want some thing like 'ORD=All' similar to Load Runner. And I solved my problem. Few more tips: In every situation when JMeter test is not working as expected take a look into jmeter. 1. Hence throughput cannot be generated as specified. j. So JMeter will send a total of 2 * 50 = 100 HTTP Requests. In the output field, enter the Variable reference for your sampler. Enter variable name: file1ID. In the loop I create several objects. When JMeter executes this Pre-Processor element, it stores the values in the variables which can be referenced by any Samplers within the same thread group. JMeter simplistic nested loop. Time duration Calculation in jmeter. Samplers are a must to add component to a test plan as only it can let JMeter know what type of request need to go to a server. If your requests are simple GET requests you can consider switching to the Parallel Sampler, you can create/add URLs dynamically using JSR223 PreProcessor and the code like:. Hi There, I have a requirement to pass 2 variables extracted from json extractor from a request to a For Each controller. Basically, each Thread simulates one real user request to the server. Please follow below steps. Create a List with the valid values for the test (filter some values) Add the result in a JMter variable vars. Background. Constant Timer. No from your regex to -1. In OctoPerf the result will be visually similar to the module controller: If you want to get a real example, you can use this file: buyer. Foreach controller performs repetitive executions of samplers. If you need to iterate all the countries it's better to go for the ForEach Controller, in this case you need to transform the countries variable into the following pattern:. If you want only one sampler executed randomly ( per iteration) you can use the random controller. But since the array is being created inside the ForEach controller, it. keyword_3=Logout. The __jm__Loop Controller__idx variable starts from zero so you need to add 1 to the initial value, it can be done using. A JMeter Test Plan comprises of test elements discussed below. Include Controller. I am always getting the match count=1. and referenced as ${foo} under the ForEach Controller. groovy/jmeter - how to convert array results. treenodes_1_g1=id1 treenodes_1_g2=First title treenodes_2_g1=id2. 2) Use below code in place of your unique parameter. To achieve this, you need to parse that JSON Response with JSON Class in Java. The controls for a thread group allow you to Set the number of threads for each group. JMeter Include controller. There is no need to use __counter() function as ForEach Controller exposes a special variable holding current loop index (zero-based) JMeter will expose the looping index as a variable named jm__idx. id} $ {d. info("inside hash"+ ${current_file} ); //current_file is the Output variable name defined in foreach controller and has the value of current file path. Index starts at 0. end indes of loop : $ {folderid_matchNr} output varibale is folderidd. Synchronizing Timer if you need to run the requests at the same time. util. . jar file to the “lib” directory of your JMeter installation; Setting up a connection. 1 you should be using JSR223 Test. So you need to slightly amend your code to look like:Given your JSON response it should produce the following JMeter Variables: tag_1=Country-NotFound tag_2=Country-NotFound tag_3=British. FileServer. Put the following JAVA Code in JSR223 Sampler and select language as java. org. For more information on Beanshell scripting in Apache JMeter refer to How to use BeanShell: JMeter's favorite built-in component guide. I have the following two questions that I could not find answer for. For instance I'm using Regular Expression Extractor which extracts 2 elements and both of them have 2 groups. How to Use ForEach Controller in JMeter | Advanced JMeter Tutorial As a part of the JMeter Tutorial, we have covered a new topic about using. To do so; Add CSV Data Set Config to your Test Plan. controller i have "user variables" where i set. Define your user variable using the User Defined Variables component, or use the CSV component. Elsewise it'll read only the first line. The system I create objects in gives them each an ID. Then using beanShell script I take the length of the arrays, scripting:Using the ForEach Controller 89 Using the While Controller and the StringFromFile Function 91 Using the Loop Controller and the StringFromFile Function 92. java. I need to use all variables in one single request. Jmeter will then stop when all "CSV data set" rows are run. It proves that even though the stage IF controller evaluates to false - jmeter still runs the user defined variable under the stage IF controller (wtf) So it seems that even though only one of the if branches runs jmeter still evaluates all user defined variable regardless of where they are placed in the tree. 0_151. I have JSON Request where multiple products nodes returns from there I am using product SKU inside the for each. services. 1 Answer. With regards to "bar_" - you can play the following trick with __V() function:Just add ${__jm__ForEach Controller__idx} pre-defined variable as a prefix or postfix for the name of the created variable in JSON Extractor so on each iteration it will create a separate JMeter Variable holding the current value extracted from the response. Improve this question. Nest the first Simple Controller under another Simple Controller (any other controller is also good enough for this. Install JMeter Plugin Manager: Download plugins-manager. Download plugins-manager. Evidence: Example Test Plan: I can use JMeter’s split function for this. ForEach Controller expects JMeter Variables to look like: var_1 var_2 var_3. In while controller my condition is. 2. Name that counter like " myCounter ". ; Loop Controller Example. Try running JMeter as: jmeter -Jjmeter. edit: My whole logic is like this:. 1 -P 8000 -u someusername -a someuserpassword -N localhost. I expect that this counter's max value will be reinitialized on every loop. For more information on Beanshell scripting in Apache JMeter refer to How to use BeanShell: JMeter's favorite built-in component guide. > When using this feature, ensure. Note: Those controllers don't stop by them selves if all children have been executed. Using the Parallel Controller - A Simple Example. Do someone know how to get asset_host value at key 0 of array data please ? EDIT. create a counter which starts from 1 and increment by 1. You'll find that Debug sampler inside ForEach Controller reached only at first iteration of the thread, although there is no differences between the thread iterations. JMeter for each controller - beanshell sampler display multiple variables. Jmeter - Use Loop controller based on array (created from from multiple variables) 0. There is no need to use __counter() function as ForEach Controller exposes a special variable holding current loop index (zero-based) JMeter will expose the looping index as a variable named jm__idx. Q&A for work. Jmeter - Loop through the array defined from 'User Defined Variables' 1. How about reading JMeter documentation: JMeter will expose the looping index as a variable named jm __idx. Counter Max value is defined with variable. e. The JMeter Transaction Controller can be a very handy tool for organizing different segments of your test and determining how those segments will appear in a report. Der Parallel Controller ist ein JMeter Plugin, das es ermöglicht, mehrere Sampler gleichzeitig auszuführen, um die parallele Anforderungsverarbeitung zu simulieren. If you have JMeter Variables like: id_1=123-456-789 id_2=889-332-121 price_1=45. INSERT INTO Data (FILENET_DCN) VALUES ('${DCN}'); Select @@rowcount; If i try to use this query outside of ForEach controller, then instead of values, "${DCN}" (literal text) is what gets inserted into the table as it is. The main purpose of the If Controller is to control the JMeter execution script flow. 1 Answer. Get the JSON Library from Maven Repository and put it in JMeter Classpath. Here is the regex that works for me : punumber= (d+) If you're parsing html you should consider using something else other than regex to extract info like jsoup. Do the same things for file2. put("strusername_" + i, new String(strusername));, where i is index increased on each iteration (1 in first iteration). This list of variable is usually set by PostProcessor (Regexp PostProcessor or HtmlExtractor ) Iteration can take the full list or only a subset (configured through indexes) See Also:Reference Name - name of the result JMeter variable that will be used as a value container. 1 day ago · Below is the scenario (Jmeter Tool) I am capturing one variable (Name as UID) using regex by keeping match number as "-1' I want to create request for each UID, and. I want to store these IDs and reuse them later in the while controller and iterate through them all to perform an action on them. Follow Prerequisite steps 2. When you add samplers (or controllers) to a ForEach controller, every sample (or controller) is executed one or more times, where during every loop. subresults=false. I haven't been able to make it work because I got stuck at the jsr223 configuration. Then, in the Loop Controller, define loop count to: ${nameOfVar} Since version 4. How to iterate a request dynamically for each user in JMeter. I am using JMeter to test a web application. This if controller is inside a foreach controller. in order to do this you need to add the following line to the place. Add a Loop Controller and set the “Loop Count” to 5. 1. This replacement happens once at the beginning of the test run. Define a Counter inside the Loop Controller and configure it as. ForEach Controller Module Controller2 Answers Sorted by: 3 Given that your foreach controller works and $ {jspPage}. However, this doesn't accept any input variable like "ForEach" controller does. Hot Network Questions Why is Trump's alleged fraud in New York not prosecuted as a criminal offense? Iteration counts of AMG solver changes in parallel Is the luggage trolley essential to get through Platform Nine and Three-Quarters?. Then I set variable with the index in my request: $ {MyVar_N}, $ {MyVar_N+1},. Open menu Options -> Plugins Manager. Add JSR223 Sampler as a child of the ForEach Controller. Suggested Scenario. ForEach Controller - This controller is used to perform the requests in a loop. ForEach Controller save index of loop in a special variable you can use: JMeter will expose the looping index as a variable named jm __idx. I have the following scenario - To search for a Name in search text box. There is a plug in available in JMeter called, "bzm - Parallel Controller". It can be done using the Regular Expression Extractor. Scenario: Get results (list of M millions ids) from SQL in JDBC Request and save in variable name id. ForEach Controller is not getting Triggered in Jmeter when using List from JSR223 Preprocessor. Connect and share knowledge within a single location that is structured and easy to search. How to pass multiple variable in a For -Each Controller of Jmeter. Jmeter bug 61802 - Loop / ForEach Controller should expose a variable for current iteration. Here is what i have done till now. e. Then I used a ForEach Controller to perform the HTTP Request (see this thread). Right click on Test Plan –> Add –> Post Processors –> JSON Extractor. Excluding the last element from the expression to for each controller. The easiest way would be writing the variables into a file like: Add If Controller under the ForEach Controller and use the following condition: ${__threadNum} == 1 Add Test Action Sampler as a child of. After logging in store the token for each user into JMeter Properties via __setProperty () function or JSR223 PostProcessor so you would have the following properties defined: token_1=some-token token_2=some. Apache Groovy - Why and How You Should Use It. 1. So for example, if your Loop Controller is named LC, then you can access the looping index through $ {__jm__LC__idx}. This way each thread will read one line from users. How to loop an HTTP request and update the variables each time in Jmeter BeanShell. 1. Taurus translates each include-scenario block to a JMeter's Simple Controller and puts all scenario-level settings and requests there. Have this situation for my script, using the following regular expression I am getting 14 file name from which I want to send 13 file name to for each controller and last file name an another transaction, how to do it in JMeter? Variable Name : FileName Expression : <file. e.