JMeter sends specific types of requests to the server; with the help of samplers, the thread group decides which request is required to. Maybe I'm wrong here, but this should be samples per minute, so 200. Oct 10, 2022 at. Constant Throughput Timer cannot force threads to execute faster, it can only pause threads to limit JMeter's throughput to the defined value. And if you changed load generator machine or server. Add a Test Action Sampler In the "Duration (milliseconds)" field, set the value as simply $ {mydelay} Right Click Test Action Sampler > Add > Timer > Beanshell timer. In Gaussian and Poisson random timer, the random number generation is based on the pre-defined function, but in the. The constant throughput timer delays the request to ensure that JMeter does not perform more requests than specified. JMeter configuration and start from the command line. This ultimate thread group will give you more control over Threads. I am trying to configure a test for signup-login with invalid credentials imitating bruttforce attack. If you need to limit JMeter throughput to 60 requests per second only you can do it using Constant Throughput Timer: Add Constant Throughput Timer to your Test Plan ; Set "Target Troughput" to 60; Set "Calculate Troughput based on" to All active threads; This way JMeter will "pause" its threads (virtual users) to slow them down to 60. Also, it works only on a minute level so you need to properly calculate the ramp-up period and let your test run long enough. How do I achieve a certain TPS in Jmeter. Sorted by: 2. jsr223 request Constant Throughput Timer - 100 rpm. 0); Throughput Shaping Timer (can be installed via JMeter Plugins Manager); All above can pause JMeter threads in order to limit the throughput (requests per unit of. Constant Timer or Gaussian Random Timer or Uniform Random Timer or whatever. All you need to do is to slow it down a little bit, one of the options is adding a Constant Throughput Timer. Closed asfimport opened this issue Apr 25, 2014 · 5 comments Closed Constant Throughput Timer: Java 8 incompatibility #3368. If you want to limit JMeter's throughput to 1100 requests per minute consider using Constant. 3. Constant Throughput Timer with a target throughput of 12000. Precise Throughput Timer is more "precise" but a little bit harder to use as you need to provide controlled throughput. e. 2. How many threads you use depends. We will conduct a sample load test with 100 concurrent users (threads) and evaluate the throughput value. During this Test(while loads are held) , I am sending another set of login requests from the different machine (say for 100 users). Gaussian Random Timer A Gaussian Random Timer calculates the thread delay time. Precise Throughput Timer. Let’s think about an end-to-end scenario for an e-commerce website. GitHub Repo: has mentioned that constant throughput variable value can be changed using a JavaScript or BeanShell function to provide a changing value. Add Constant Throughput Timer to your Test plan and configure it to send 30000 requests per minute (500 requests per second) Make sure that all the Samplers are in the Constant Throughput Timer's scope and you have. Both the scenarios you have mentioned may require thinking for a moment that there's something fishy if they both use a different unit of time. Throughput Shaping Timer. 可以使用常数 吞吐量定时器 ( Constant Throughput Timer )来实现。. A user logs in, goes to the main page, searches for a product, sees the results and goes to the detail page of one option. First of all, Constant Throughput Timer can only pause JMeter threads in order to limit JMeter's throughput to the desired value. Created attachment timer. A constant throughput timer in JMeter is used to achieve the actual output by computing the total number of requests. e. Constant Throughput Timer. In this case, we are using a JMeter plugin - Throughput Shaping timer. If it is added under a sampler then the parent sampler will wait for the defined time. Now if you want to control the rate of transactions per second or the number of samples to execute you can use Constant Throughput Timer. Constant Throughput Timer is only capable of pausing JMeter threads in order to slow them down to reach the target throughput. Step 2. In actual execution, in 1 hour. I have single thread group with 40 users. Recording scripts is where you will spend most of your time. Share. The most intuitive thing I could think of was using Constant Throughput Timer to control the number of requests sent,. Constant Throughput Timer added with throughtput = 10 and Calculate Throughput based on = all active threads. Throughput Shaping Timer. I am developing a JMeter Script according to the below requirement. Constant Throughput Timer will let you control the flow of. jmx: JMeter project file. Select it and you will see 3 fields as below. Constant Throughput Timer has 2 main limitations: It is accurate enough on minute level so you need to ensure that your test is running long enough (minute or more). The following BeanShell commands could be used to change the test:If you need provide constant load at 300 requests per second rate - you'll need Constant Throughput Timer. GitHub Repo: that the most simplest ways to control throughput in your tests is using either standard "out-of-box" Constant Throughput Timer or custom Throughput Shaping Timer from jmeter-plugins collection. 线程组线程数设为10. The Throughput Shaping Timer plugin also adds a number of properties to the standard JMeter functionality: elementName_totalDuration is a sum of all durations from the Request Per Second Schedule. I have already referenced the class file called VariableThroughputTimer. thread group Loop controller Constant throughput timer JSR223sampler1 (sleep time 3000ms) JSR223sampler2 (sleep time 3000ms) JSR223sampler3 (sleep time. Constant throughput timer is used to control the execution of requests according to the specified throughput. The test plan currently uses two thread groups and runs those in loops. I want to change the expected request. e. Timer: By default, a JMeter thread executes samplers in sequence without pausing. Concurrency can be controlled via Constant Throughput Timer or Throughput Shaping Timer and monitored via Server Hits Per. First of all, Constant Throughput Timer can only pause JMeter threads in order to limit JMeter's throughput to the desired value. e. 1 Answer. I want to measure the response time of this 100 users login which I've. Constant Throughput Timer: Constant Throughput Timer presents random delays between requests in a manner that a load/stress of necessary throughput is sent to the application. This includes any intervals between. If you choose to add more than one timer to a Thread Group, JMeter takes the sum of the timers and pauses for that amount of time before executing the samplers to. 下面举例来看看如何做到以固定吞吐量发送请求，创建一个JMeter脚本，加入了若干thread only表示对单个线程生效。. This will add Constant Timer at Thread Group level. Issue: If i run the test, I was expecting the min throughput of 15 requests/sec - upto 16 requests /sec. When the throughput is saved to a CSV file, it is expressed in requests/second, i. This will add Constant Timer at Thread Group level. 1. The first request wil receive the correct amount of throuhput the first time, and so will the 2nd request. See How to use JMeter's Constant Throughput Timer article for more details. 2. jmeter. Constant Throughput Timer – to specify exact load to generate, i. In case you have only 1 request as in your scenario then it will generate Throughput of 20 request/sec (sometimes 20. In addition, these timers are used for simulating the real user think time. I have used "jp@gc - Throughput Shaping Timer" But unable to achieve expected TPS. bsh_loc – folder, containing bsh-files. Concurrency depends on your test plan and application response time. Testing without a JMeter timer can create irregular test results because the simulated requests will come in a different pattern than. Constant Throughput Timer config: Target Throughput is 600. Nested Class Summary. For different time of the day I'd use a different throughput value. It is not even reaching 14 (well, except once)Irrespective of how much time the previous request took, it will apply the remaining time. Built-in Constant Throughput Timer; Throughput Shaping Timer from jmeter-plugins. This implies per minute 10 requests will be executed. Let's see a brief thought on this: To achieve the target throughput, you need to have. 在JMeter中定时器用来设置延时和同步，以调节请求的发送速率，那么如何产生固定吞吐量的压力哪？可以使用常数吞吐量定时器(Constant Throughput Timer)来实现。 下面举例来看看如何做到以固定吞吐量发送请求，创建…Tool ที่เราใช้ในการทำ performance test ก็คือ JMeter ซึ่งเป็น tool opensource ที่เขียนด้วย Java. 0 requests/minute is saved as 0. 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. I'm currently using Apache JMeter to run load tests on the REST interfaces of my backend application. Share. This can be used to add some delay/think time between each request. The tail of this log (most recent 200 rows) can be viewed live while the test is running. The Constant Throughput Timer. Ori Marko Ori Marko. Here are the workarounds: Calculate the number of threads you need to achieve your target. 3. The test run may be shorter as if. Before understanding the semantics of throughput, let’s look at the concept. By the way, there is an extended. A user logs in, goes to the main page, searches for a product, sees. If you're not able to reach the target throughput the reasons could be in: There are not enough threads in the Thread Group to conduct the desired throughput. 4. Constant Throughput Timer : The Constant Throughput Timer is like the Precise Throughput Timer, except that it has fewer settings. Use Precise Throughput Timer. See How to use JMeter's Constant Throughput Timer. java by adding it to the source directory of my project folder. All controllers and samplers must be under a thread group. S3E3 Learn JMeter Series - Constant Throughput Timer. So the scenario is the next: Attempt to log in with invalid params in a loop. $ {__Random (1000,5000,)} –> sẽ trả về giá trị. 0 (exclusive) Multiplied by “Random Delay Maximum”. Now if you want to control the rate of transactions per second or the number of samples to execute you can use Constant Throughput Timer. throughput property as: ${__P(throughput,)} "tell". Gaussian Random Timer. If you change the Constant Timer is zero, you will see the result is changed. Poisson. In JMeter, there are 9 different Timer types. Test Plan. 039 ( As shown in the above figure) The delay of each sample is 5000 ms. Set the timer value to however many milliseconds you need (in your case 120000), and it inserts a delay between all requests in that thread group. JMeter now supports. This timer tries to maintain a constant throughput throughout the test and achieve the target. I am adding throughput timer but then I need to set up. Constant Throughput Timer can only pause the requests to limit JMeter samplers execution rate to desired value, it won't kick off any extra threads if the current throughput is lower than expected. Based on RPS you want you can either set the value low for less number of requests and more for more RPS. Constant Throughput Timer: acts precise enough on "minute" scale, if your test lasts less than minute it might not apply the throughput. Just to recall in terms of Apache JMeter the meaning of Throughput is ‘requests per second’ or ‘samples per second’ send to the server by JMeter. Although Constant Throughput Timer accepts value in Requests/min and you are saying that you will use 120/sec, so you will have to provide a value of 7200 in Constant Throughput Timer to achieve 120/sec. The number of requests per second has to be controlled by using constant throughput timer (or the one from jmeter-plugins). Add Synchronizing Timer to the request and set Number of Simultaneous Users to Group by to X. 1). Set Target Throughput = 40. If it is added at the Test Plan level then it acts as a global timer and the delay is added for all the samplers before the process. Simply set the wait_time = constant_throughput (0. 3. The constant timer is the basic timer among all the given ones. JMeter Constant Throughput Timer Example. Constant Throughput Timer can. Thanks @Dmitri. Note. Some commonly used JMeter Timers are: Constant Timer; Uniform Random Timer; Precise Throughput Timer; Constant Throughput Timer; Gaussian Random Timer; JSR223 Timer; Poisson Random. Uniform Random Timer. Hướng dẫn sử dụng Timer trong JMeter – Add Precise Throughput Timer 2. JMeter acts as follows: It starts all threads within specified ramp-up period. Actually you can just provide enough users and focus on controlling how often they will be sending requests via Constant Throughput Timer or Throughput Shaping Timer. Save my name, email, and website in this browser for the next. That means 40 samples has been executed in 1 minute. Start RPS End RPS Duration 1 10 3600 2 4 3600 2 8 3600 Total Number of Users- 300 ; Ramp Up 600 Seconds ; Duration of Test 10800 Seconds. Throughput Shaping Timer. Why even making use of the Constant Throughput Timer I sometimes get a number of requests higher than the value specify in the Target Throughput (21 in the above image) If a indicate a value of 21 in. Issue: If i run the test, I was expecting the min throughput of 15 requests/sec - upto 16 requests /sec. 1 Answer. 7 requests per second. Both thread groups are sending particular REST requests at a certain throughput using a constant throughput timer. Despite its name Constant Throughput Timer doesn't have to be "constant", you can define throughput default value using __P(). jmeter_loc – the full path to the root jmeter folder. Name Email Website. Despite word "Constant" in its name it doesn't have to be constant, you can put a JMeter Property in the "Throughput" input field and change it on the fly. e. at org. JMeter: Holding Session for a certain period of time. In my GET Thread Group I have added a bean shell processor- to convert the access token into a JMeter Property via __setProperty() function. Jmeter Throughput Shaping Timer sending more requests then desired. Given you have 200 threads and 300 seconds ramp-up time it means that JMeter will start 200 threads in 300 seconds. 0. So overall 20 users - ramped up in 1 seconds. Share. iii. 1. Figure shows, Constant Throughput Timer for 60 requests per. In case of throughput; the higher the better. You can add this element to your test plan by following “ Thread Group -> (right click) -> Add -> Timer -> Constant Throughput Timer ” path. We should see. You can specify the pause in ‘Thread Delay’ field. So if the server could not manage the load, it results in minimum throughput. So the options are in: Increase the number of threads in the Thread Group to i. I am developing a JMeter Script according to the below requirement. This component introduces pauses to the test plan in such a way as to keep the throughput as close as possible to the target value specified. . However I fail to see how Constant Throughput Timer is connected with the timeouts because it slows the number of. It will introduce the random relays between requests in such a way that required throu. 5. Instead of focusing on trying to hit the same request at the same time, which is fiddly in JMeter, you should setup your test to be a realistic representation of the sort of load you want your application to support. In order to be able to send 400 RPS with 400 threads your application must respond in 1 second or less because JMeter waits for the response from previous sampler before starting the next one. 1. Constant Timer at Thread Group level. はじめに. The time unit is chosen so that the displayed rate is at least 1. Ultimate Thread. Por ejemplo, cuando necesitamos mantener el servidor bajo cierta presión durante mucho tiempo, podemos controlar el rendimiento a través de este temporizador. Constant Timer. If it is added at the Test Plan level then it acts as a global timer and the delay is added for all the samplers before the process. You can see that Start time difference between 1st request and 41st request is 1 minute. Uniform Random Timer 0. Because 100 transactions per hour means one transaction each 36 seconds for 1 user and if you have 30 users the number will be proportionally less. Dmitri T. Constant Throughput Timer treats samplers individually therefore you need to multiply the throughput for the transaction by the number of its children samplers, i. Let’s now re-run our test plan and check the View Results Tree. 0. The total number of requests JMeter will be able to make will mostly depend on application response time. Other (and the main factor) is your application response time. Gaussian Random Timer. Go back to the "Test Plan" node. 2. If you want to run parallel requests - just increase the number of threads in the Thread Group to reach the desired concurrency. We know that JMeter is an open-source, free tool used to conduct load and performance testing on static and dynamic web applications. 0. Any JMeter component needs to be placed according to JMeter Scoping Rules. You cannot, JMeter waits for previous Sampler response prior to executing next Sampler so if you put all the Samplers under one Thread Group all the requests will be executed at the speed of the slowest request. Precise Throughput Timer (PTT) # Como mencionamos previamente, el Precise Throughput Timer (PTT) y Constant Throughput Timer (CTT) tienen como propósito regular el arribo de hilos (Vusers). BSF Timer. A JMeter Timer is a built-in plugin tool for JMeter that can help with spacing out your sample requests. 6. On top of that, it tries to maintain the exact amount of arrivals for a given timeframe ( throughputPeriod ). By default each JMeter thread executes samplers as fast as it can. Constant Throughput Timer is used for pausing the threads to slow down overall execution speed to reach the target throughput. e. Throughput Shaping Timer Properties. To get request running each 5 seconds set "Target Throughput" to 12 requests per minute (1 request each 5 seconds) So you will have requests firing as per your requirement: For request which needs to be executed once per 5 minutes do the same but set "Target Throughput" to 0. Constant Throughput Timer Controlando el número de solicitudes por minuto (es decir, la forma de controlar el rendimiento) para controlar si se debe retrasar la pausa. Constant Throughput Timer. This class implements a constant throughput timer. jmeter. Also, it works only on a minute level so you need to properly calculate the ramp-up period and let your test run long enough. thread group (thread = 1000, ramp up = 100 sec, loop count = 1) loop controller( above 3 request with loop count = 12) constant throughput timer = 5. Constant Throughput Timer acts precise enough on minute level so expect your number of requests applied from 2nd minute and onwards. So your approach with different Thread Groups is valid. JMeter also provides a timer component, ‘Constant Throughput Timer’, which you can use to set the value of Transactions per. Throughput value in the Constant Throughput Timer can be changed to different values by using a variable. Just to recall in terms of Apache JMeter the meaning of Throughput is ‘requests per second’ or ‘samples per second’ send to the server by JMeter. In the JMeter script, Constant Timer is used to add a constant delay before processing a sampler. Constant Timer. JMeter Throughput by Example. according to your application design you can retry this. Constant Throughput Timer: acts precise enough on "minute" scale, if your test lasts less than minute it might not apply the throughput. If you want to have more customization over how your pacing timer works, you can do so by using Groovy. 1. Given you use Concurrency Thread Group it makes more sense to switch to Throughput Shaping Timer which can be connected to the Concurrency Thread Group. It pauses the execution of test for a specified. 1 Answer. But if I place my requests in separate Thread Groups - Throughput Controller doesn't work. You can use Constant Throughput Timer or Throughput Shaping Timer in order to limit JMeter's throughput to the given numbers and see whether it will be able to complete 10k requests in 1 hour or not. The time is calculated from the start of the first sample to the end of the last sample. However from what I can see from your Summary Report the majority of samplers are executed at rate of 3. Essentially, it sticks with a target throughput very closely, and doesn’t allow for the flexible. 1 Answer. If your script keeps hitting timeouts and includes these elements, remove or disable them unless they are important for your functional test scenario. Constant Throughput Timer; Don't use GUI to run JMeter tests as it might have very negative impact on test results, JMeter GUI is only for tests development and. Share. The constant timer is the basic timer among all the given ones. JMeter – Constant Throughput Timer. However, in one case I need an additional constant timer because I need to wait a certain time between two requests. If the request took 1000 mSec, it will apply 4500-1000 = 3500 mSec as the pacing. This timer generates Poisson arrivals with constant throughput. Of course, if the server is not able to handle such a load, the throughput will. Constant Throughput Timer will let you control the flow of requests to be. 4. JMeterは一般的にWebシステムに一定のアクセス負荷をかける試験ツールです。 通常機能ではアクセス負荷量の上げ下げが困難ですが、外部ライブラリ(Throughput Shaping Timer)を組み込むことでグラフィカルかつ簡単に実現できたので紹. Gaussian Random Timer. Constant Throughput Timer added with throughtput = 10 and Calculate Throughput based on = all active threads. Throughout the Hold Load time(180sec) the requests will be looped. The value can be changed in various ways: You could set the throughput using a property or variable. Right click on "Test Plan" node. Or, in other words, how long it will take for JMeter to start execution of all the threads. It is not even reaching 14 (well, except once)Irrespective of how much time the previous request took, it will apply the remaining time. Synchronizing Timer: mình đã nói ở bài viết Nhiều user thực hiện một hành động đồng thời trên jmeter; Constant Throughput Timer: có vẻ giống với Synchronizing Timer, mình chưa dùng bao giờ. Add a relevant JMeter Timer (i. Updated February 14, 2023. 作用：用来设置集合点，其作用是：阻塞线程，直到指定的线程数量到达后，再一起释放，可以瞬间产生很大的压力. Precise Throughput Timer: siêu phức tạp, mình sẽ tìm hiểu rồi viết sau (hên xui) IV. Target throughput (in samples per. org; The function of timers is to delay the requests. In case of scenario 2 you'll need Constant Throughput Timer. 3. log: Much of the content of the jmeter. So you creating the excessive number of threads and then the timer will. Throughput Shaping Timer is a plugin and you need to install the plugin. Uniform Random Timer. In particular the most commonly used elemends are: Synchronizing Timer – to pause threads unless certain number will be reached and fire them all at the same time. 0. For Constant Delay Offset of 3000 ms and Deviation time of 300 ms, each thread of JMeter would execute after {3000+(0-300 ms (could be any value between 0-300 ms)}. The timers work as expected, I would say you're getting more or less equal throughput due to your application being overloaded and responding too slow, i. Right click Thread Group > Add > Timer > Constant Timer. Improve this answer. getMaxThroughputAsInt(ThroughputController. Constant Throughput Timer. 6 requests per minute or 2. 50 (you may need even more)タイマーは、JMeterが次のリクエストを送信するのを遅らせるために使用されます。. jmeter. Despite its name Constant Throughput Timer doesn't need to be "constant", you can define the desired throughput via JMeter Property using __P() function like ${__P(throughput,)} and amend the property value using i. What are Samples in JMeter? It generates one or more sample results. Có rất nhiều timers được cung cấp trong JMeter: Constant Timer, Gaussian Random Timer, Uniform Random Timer, Synchronizing Timer, etc. I also had constant. Constant Throughput Timer can only pause the threads to the desired throughput so if you want to achieve 10 requests per second with 20 users your application must be at most 500ms, if it will be higher - the number of requests per unit of time will be proportionally less. I have used "Constant Through Timer" to control the flow of transactions. It seems that the Constant. The Throughput Shaping Timer plugin adds the following features to JMeter: The Throughput Shaping Timer element - a timer that sets the desired RPS schedule via the JMeter GUI. For example, this can be used to assign a distinct user id to be used by each thread. Constant Timer. JMeter's Constant Throughput Timer can only pause the threads in order to limit requests execution rate to the desired value, it won't kick off extra threads if current amount is not sufficient. Constant Throughput Timer is precise enough on minute level so you might need to adjust your ramp-up period or consider using Precise Throughput Timer instead Constant Throughput Timer can only pause the threads to limit JMeter's requests execution rate to the given value so make sure to supply sufficient amount in the Thread. In my test plan I'm using a ThreadGroup with 5 threads, a HTTPRequest Sampler and a Constant Throughput timer with target set as - ${__P(throughput, 100)} for all active threads in current threadgroup. The JMeter Timers available are as follows: BeanShell Timer. My purpose is to to use Throughput Shaping Timer via JMeter API in my code programmatically. JMeter Properties are global, can be accessed from different thread groups and persist all the time while JMeter is running. Constant Throughput Timer is only capable of pausing JMeter threads in order to slow them down to reach the target throughput. The application. ; Here I will quote only the introduction of these three techniques, for complete detail please go through the. Subscribe. Tell JMeter to parse the HTML file and send HTTP/HTTPS requests for all images, Java applets, JavaScript files, CSSs, etc. Basic Timers: Constant Timer → the most basic timer type which adds a simple delay to your test with no other parameters. Built into JMeter, there are 9 different types of timers available: . JMeter - Timer - "Constant Throughput Timer" C onstant Throughput Timer is used as a goal-oriented element which helps to achieve the desired throughput (Total Number of Requests). Precise Throughput Timer. Jmeter variable value update based on time. In some cases, the Timer is used to implement the Pacing. Throughput is calculated as requests/unit of time. Running Jmeter script by targeting 1000 requests per second (Business SLA) hence used 'Constant Throughput Timer' or 'Throughput shaping timer' as suggested in below queries. All you need to do is to slow it down a little bit, one of the options is adding a Constant Throughput Timer. Throughput Shaping Timer per se can only pause JMeter threads to limit execution rate to the given number of requests per second. I used 80 threads and set a Constant Throughput Timer and Variable throughput timer and i set 10 transactions per second and i when i get Jmeter logs i see max 4 transactions per second . Now let us see in brief about some commonly used timers of Jmeter. Hot Network QuestionsThe formula is: Throughput = (number of requests) / (total time). As the name implies, the thread group element controls the number of. If our server is not able. For example: 1000 target threads with 1000 seconds ramp-up: JMeter will add one user each second18. With 100 threads you will get 50 requests per second. I have tried JMeter with a constant throughput timer with throughput = 1500000 per second and running 1000 threads. Precise Throughput Timer. Alternative options are:JMeter also provides a useful timer component to configure or set a constant throughput value to test the application load. e. และเราสามารถใช้ Constant Throughput Timer ในการกำหนดจำนวน request ต่อนาทีที่เรา. This timer tries to maintain a constant throughput throughout the test and achieve the target. BSF Timer. In JMeter, there are 9 different Timer types. Improve this question. Constant Timer at Thread Group level. Essentially, it sticks with a target throughput very closely, and doesn’t allow for the flexible. 1. It is important to get this peak throughput level correct because otherwise you either end up with a load that is too high (you waste time solving problems that are not problems) or too low (you don't find problems that are real problems) but if you already have. Below you will find a categorized list of the most common timer elements included with JMeter. Precise Throughput Timer is more "precise" but a little bit harder to use as you need to provide controlled throughput. Let’s think about an end-to-end scenario for an e-commerce website. Add Constant throughput timer to the thread group as shown below. Thread Group 3. รวมถึง. 4 requests per minute, it can be done using i. JMeter Constant Timer, Constant Throughput Timer. Constant Throughput Timer. If you're using > 1 virtual user and uncertain regarding ramp-up settings consider using Throughput Shaping Timer which is more precise out of the box. Like this: Throughput Controller config: Based on is Percent Execution and Throughput is 20. Command-line: you can pass this property value via -J command-line argument like: in JMeter define i. Hot Network Questions Is there any way retirement systems can cope with declining population? Which verb fits in 庭に木をもう一本_？. g. So the formula is: |0. Constant Throughput Timer is only capable of pausing JMeter threads in order to slow them down to reach the target throughput. JMeter also provides a timer component, ‘Constant Throughput Timer’, which you can use to set the value of Transactions per. 1 Answer. Based on RPS you want you can either set the value low for less number of requests and more for more RPS. JMeter Constant Throughput Timer.