The Apache JMeter site actually puts the workings of the ramp-up period best:. See How to use JMeter's Throughput Constant Timer guide for more details. Ramp-up is the time for JMeter to kick off the virtual users from point 1. For ex. Below timers are used to implement pacing in Jmeter to achieve the desired load/Business transactions. I ended up using a Test Action with 30s pause. log. It is not even reaching 14 (well, except once)Irrespective of how much time the previous request took, it will apply the remaining time. Let's see a brief thought on this: To achieve the target throughput, you need to have. Thread group elements are the beginning points of any test plan. So first of all try increasing the number of threads; Make sure to follow JMeter Best. Ok, so I have control over the below parameters in Apache JMeter: Number of Threads (users) Ramp-up period (in seconds) How do I test for varying sampling rate and not varying user addition rate? Even a fixed sampling rate would do. We will conduct a sample load test with 100 concurrent users (threads) and evaluate the throughput value. Add Constant throughput timer to the thread group as shown below. Throughput Shaping Timer is a plugin and you need to install the plugin. 30. The constant timer is one of the most widely used timers in JMeter. Unless you're doing spike testing you should be increasing the load gradually as if you release all the users right away you will get much less information and in case of gradual increasing the load you will be able to correlate it with increasing response time and. 1 Answer. Some commonly used JMeter Timers are: Constant Timer; Uniform Random Timer; Precise Throughput Timer; Constant Throughput Timer; Gaussian Random Timer; JSR223 Timer; Poisson Random. 0 elements: Constant Timer. 2. So the scenario is the next: Attempt to log in with invalid params in a loop. Results Action Set Handler 4. Total no of transactions = 40 (100 requests) Duration = 5m i. 1. 6 transactions per minute. Request Oriented Goal: In such types of goals, we need to achieve the defined number of requests in an hour. The Constant Timer can be used to pause each thread for the same “think time” between requests. Download. For the given scenario in sample scenarios image with duration 1hr , i tried to set the work load model as given below with the request hits 40000 and TPM 667:. JMeter: Holding Session for a certain. This is "closed workload" approach, and it has major drawbacks (see here why). Constant throughput timer (Timer) jmeter; Share. 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. If current number of threads is not enough in order to. This way, You can use constant throughput timer in your load test plan to achieve. In the JMeter script, Constant Timer is used to add a constant delay before processing a sampler. Ori Marko Ori Marko. Its called JMeter Throughput Constant Timer. 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. Plus “Constant Delay Offset”. This plugin also works similarly to Constant Throughput Timer, which pauses the threads based on the target Throughput. Debug sampler throughput can go more than 100000/sec. org; The function of timers is to delay the requests. For example: Constant Throughput Timer: Precise Throughput 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 the Target Throughput , isn't this constant supposed to guarantee a maximum value of 21 requests? Hướng dẫn sử dụng Timer trong JMeter – Add Precise Throughput Timer 2. For example, if the number of threads is set to 10 and the ramp-up time is set to 100 seconds, JMeter will use 100 seconds to start and run 10 threads, and each thread will start 10 seconds after the previous thread was started. If 20 users process 2400 records per hour and each record assumes 3 web page calls, it means that 7200 requests will be made in one hour which in its turn stands for 120 requests per minute (this is what you should enter into the timer's "throughput" area) or 2 requests per second. Two above would cover the majority of use cases, however if you want more control on your load pattern look into Throughput Shaping Timer (available through JMeter plugin) Share. This timer generates Poisson arrivals with constant throughput. La principal diferencia entre estos dos temporizadores esta en que el CTT inserta un pausa constante mientras que el CTT inserta un pausa aleatoria. The time unit is chosen so that the displayed rate is at least 1. My purpose is to to use Throughput Shaping Timer via JMeter API in my code programmatically. Throughput Timer allows you to set number of samples that thread can send per minute (e. I ended up using constant_throughput to control the number of requests per second. 1. so I used a ultimate thread group and set the threads to 200 and ramp up was 200seconds. In actual execution, in 1 hour. 1 Answer. Constant Throughput Timer. Component Properties - Properties that contain information about the duration and. Jmeter: Constant throughput Timer with Ultimate Thread Group. jmeter_loc – the full path to the root jmeter folder. So if the server could not manage the load, it results in minimum throughput. Name Email Website. jmeter. The Throughput Shaping Timer element is a timer that sets the desired RPS schedule via the JMeter GUI. In this case, we are using a JMeter plugin – Throughput Shaping timer. Constant Timer at Thread Group level. 0. Use CTT in Test Plan level,not in thread group level. apache. If you want to send 1 request per minute - add Constant Throughput Timer to your request and set Target Throughput to 1. Constant Throughput Timer: acts precise enough on "minute" scale, if your test lasts less than minute it might not apply the throughput. Throughput increased by factor of 2. I have given 7 transactions per minute with calculate throughput based on parameter as all active threads. if you set it to 1, the thread will only send one request per minute). My load would be held for 3 minutes. Constant Timer. 3. In planning our load tests, our goal is often to measure whether or not our application (not just the. Testing without a JMeter timer can create irregular test results because the simulated requests will come in a different pattern than. If you have 10 virtual users which can be executed at rate of 10 requests per second you will not be able to reach 20 requests per second without. if the transaction controller has 3 child samplers and you want the whole transaction to be executed 100 times/minute - you need to set the target throughput to 300 requests/minute. Thanks @Dmitri. Concurrency Thread Group doesn’t provide the ability to define initial delay, step transition and ramp-down - which the Stepping Thread Group does. If the machine stamps sixty widgets in one minute, it’s throughput is one widget per second. When you need to add a delay based on an edge condition which is not covered by other timers i. July 1, 2023 by PerfMatrix. 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. Jmeter Throughput Shaping Timer sending more requests then desired. timer. If for some reason you need to proceed with JMeter take a look at Constant Throughput Timer which can limit requests execution rate to the desired value. JMeter also provides a timer component, ‘Constant Throughput Timer’, which you can use to set the value of Transactions per. If your script keeps hitting timeouts and includes these elements, remove or disable them unless they are important for your functional test scenario. TestElement. is correct, but if you leave it as is JMeter will execute requests as fast as it can. 2. QAInsights. 4. JMeter Constant Throughput Timer is used as a goal-oriented element which helps to achieve the desired throughput (Total Number of Requests). Constant Throughput Timer is only capable of pausing JMeter threads in order to limit the number of requests per second to the given value. Other (and the main factor) is your application response time. When you need to add a delay based on an edge condition which is not covered by other timers i. I have already referenced the class file called VariableThroughputTimer. 1 Answer. Share. If your application can only serve 1000 requests per minute - you will have 1000 requests per minute no matter how many threads you have in the Thread Group or how many requests per minute you specify in the Constant Throughput Timer. In case of scenario 2 you'll need Constant Throughput Timer. Below timers are used to implement pacing in Jmeter to achieve the desired load/Business transactions. Test execution result will looks like below for constant throughput timer jmeter example. e. Constant Timer at Thread Group level. "Time cap" is not a term used in the JMeter docs, but assuming what you mean, it can be set between loops by using Test Action or other JMeter mechanisms if. JMeter slaves are totally independent beasts hence they don't know anything about each other so both nodes will produce 200 TMP therefore you will get 400 in total. 0. Total Http Requests - 24, Total Http Request/min - 12, Test Duration 2min, Waiting time between requests per minute : 60min/12req = 5sec . Precise Throughput Timer. You need to run Sampler(s) at rate of 600 per minute so this is what you need to specify in the Constant Throughput Timer. July 1, 2023 by PerfMatrix. 可以使用常数 吞吐量定时器 ( Constant Throughput Timer )来实现。. 1. Plus “Constant Delay Offset”. Nested Class Summary. 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. Follow edited Mar 4, 2021 at 7:35. As per documentation: Set Target Throughput = 40. 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. It can be defined in terms of a variable or function call, and the value can be changed during a test. 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. In JMeter, the ramp-up period defines the time period within which all the specified users get in running state. 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. The timer tries to produce a constant. at org. That means 40 samples has been executed in 1 minute. Constant Throughput Timer is excellent to regulate the number of hits without changing the. We will also briefly look into the usage of JMeter’s Throughput Constant Timer. For further detail check JMeter blog about Constant Throughput Timer. 2. So the Sample 3 should start at the time is 22:05:07. (2) Throughput Controllers to distribute the load in Percent [20% and 80% of total 24. Download. If you need to produce the load exactly 50 requests per minute - I would suggest going for Constant Throughput Timer which can pause the JMeter Threads in order to reach the target throughput. JSR223 Timer. Add 1. jmeter. e. Allocate the target throughput to required number (30 in this case). This is "closed workload" approach, and it has major drawbacks (see here why). 3. Mình tin là bạn cũng muốn có case này trong kiểm thử của mình. 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. The various timers provided by JMeter include the constant timer, uniform random timer, constant throughput timer, Poisson random timer and Gaussian random timer. Before we list these, it is important to state that they are the ones that come shipped with JMeter as standard, other custom timers are available, but these are the default: Constant Timer, Gaussian Random Timer, Uniform Random Timer, Constant Throughput Timer, Precise Throughput Timer, Synchronization Timer, BeanShell. Remember - if the application itself is not supporting the desired throughput, jmeter can not help here. JMeter has a group of elements, which are called “Timers”. The main idea is increasing the load gradually so you won't kick off all 84 users at once but rather start with 1, after certain time add another one, etc. JMeter: Not enought delay between HTTP samplers. Here is my script detail:->Simple Login request. Of course the throughput will be lower if the server is not capable of handling it, or if other timers or time-consuming test elements prevent it. Tell JMeter to parse the HTML file and send HTTP/HTTPS requests for all images, Java applets, JavaScript files, CSSs, etc. 线程组线程数设为10. In JMeter, the ‘Timer’ element simulates the real user behaviour of taking a pause on a webpage. Simply set the wait_time = constant_throughput (0. 1. Precise Throughput Timer. This capability is really helpful for debugging tests in real time. JMeter Properties are global, can be accessed from different thread groups and persist all the time while JMeter is running. Constant Timer. Throughput Shaping Timer per se can only pause JMeter threads to limit execution rate to the given number of requests per second. 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. Each JMeter thread executes samplers as fast as it can, however next iteration won't start until previous is finished so given you use 1 thread - the throughput won't be higher than application. 0. คอร์สนี้จะพาทุกคนไปรู้จักกับ JMETER (Tool ที่ดีที่สุดสำหรับการทำ Performance Testing) ตั้งแต่เริ่มลงโปรแกรม ไปจนถึงการใช้งานชั้นสูง. 6. And to manage throughput per minute you could use "Constant Throughput Timer". Summary Report I have tried 2 ways: Instead of simple controller, i have used throughput controller and used percent Executions. Essentially, it sticks with a target throughput very closely, and doesn’t allow for the flexible. Constant Throughput Timer will be enough for your scenario. 1. Constant Throughput Timer. Other elements, e. So you need to supply the sufficient amount of threads in the Thread Group. Doing the math, it should send a request every 5 milliseconds, and being 200 Threads, it should send 200 requests/second (200*5 = 1000ms). 0. If I disable the constant-timer, I can see all the request being made in the span of 1ms: Share. See Also: Serialized Form. this is how you can control for how long JMeter threads are allowed to run. Add Constant Timer as a child of the first request and configure it to introduce "sleep" for 30 minutes: in this case the delay will be introduced before first request, see A Comprehensive Guide to Using JMeter Timers article for more information. {"payload":{"allShortcutsEnabled":false,"fileTree":{"src/components/src/main/java/org/apache/jmeter/timers":{"items":[{"name":"gui","path":"src/components/src/main. In. Throughput shaping timer or CTT to control the expected throughput. We highly recommend using the Uniform Random Timer. This can be done by using Apache JMeter™´s Constant Throughput Timer and the Beanshell server. However, in one case I need an additional constant timer because I need to wait a certain time between two requests. Constant Throughput Timer is only capable of pausing JMeter threads in order to slow them down to reach the target throughput. If it is added under a sampler then the parent sampler will wait for the defined time. If you set its value as “1. e. If your goal is to mimic real users behavior as close as possible -. It seems that all the configurations were correct, but the actual number of requests in the constant throughput timer was too low. Given you have the timer you produce less load so application has more chance to respond properly. If the machine stamps sixty widgets in one minute, it’s throughput is one widget per second. So in total you will have approximately 50 + 5 samplers, the actual amount will vary depending on your response time. Precise Throughput Timer. correct use of throughput controller (JMeter) Main thread is set to 50 concurrent users (looping - as testduration will be scheduled). 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. jmeter里面不可以直接控制吞吐量，但是我们可以通过操作并发数变相改变吞吐量。. 6. Response Assertion. 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. No other timer or plugin is added in the test plan. And if you changed load generator machine or server. 3. If you need to use the same common steps in several Thread Groups. __setProperty() function or even outside JMeter via i. TestElement. Precise Throughput Timer. Gaussian Random Timer. Now let us see in brief about some commonly used timers of Jmeter. As I keep on increasing the target throughput of JMeter at runtime, I noted that the actual achieved throughput value is limited by mainly 2 factors -. In this case, we are using a JMeter plugin - Throughput Shaping timer. Constant Throughput is a calculator that checks the number of requests per time unit. Command-line: you can pass this property value via -J command-line argument like: in JMeter define i. Test Case 2: - 6 requests per minute - 1 request each 10 seconds. Constant Throughput Timer. Constant Throughput Timer: This timer. I want to run this test for five or ten minutes. To achieve this look at the Constant Throughput Timer. If you look at JMeter's Thread Group you will see Specify thread lifetime input:. Uniform Random Timer. 2. It in a way reflects the capacity of the server. Improve this answer. Constant Throughput Timer added with throughtput = 10 and Calculate Throughput based on = all active threads. How do I achieve a certain TPS in Jmeter. Constant Throughput Timer config: Target Throughput is 600. Right click on "Test Plan" node. Open your JMeter script and right click on Thread Group. Constant Timer adds "think time" between requests, if you add the timer at the same level as all requests (see JMeter Scoping Rules for more details) - it means that JMeter will "sleep" for 2 seconds before each Sampler in the Timer's scope. If we were to add a Constant Timer to the test and set the delay to be 2000 milliseconds. 4. 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. I am adding throughput timer but then I need to set up. Constant Delay Offset (in milliseconds): The number shows a constant delay which will be added in random number generated by Gaussian Function in the range of given deviation value. Second I would recommend checking whether your system under test has enough headroom in terms of resources (CPU, RAM, Network, Disk, etc. Constant Throughput Timer treats samplers individually therefore you need to multiply the throughput for the transaction by the number of its children samplers, i. If above information is not enough try to elaborate your query and include i. 1). Long time JMeter users had to try their tests on and on, finding exact number of threads and timer delays that produce desired number of requests per second (RPS) to server. added a constant throughput timer to the ultimate thread group and gave the value as 480 requests per minute. JSR223 Timer. Simple Controller i. It means that you have to implement the thread delay logic by yourself using one of the supported scripting languages. 7 requests per second. Let’s see how we can use constant throughput in JMeter as follows: With the help of constant throughput, we can keep constant time. Do not include multiple CTT in your test script as it will lead to a hoax. JMeter cannot send requests faster than your application is capable of responding. La principal diferencia entre estos dos temporizadores esta en que el CTT inserta un pausa constante mientras que el CTT. Constant Throughput Timer. Constant Throughput Timer. Use 0 for truly random delays and a positive integer for constant. Nested Class Summary. Looking into the Average Response Time which can be as high as > 1. By the way, there is an extended. Precise Throughput Timer: siêu phức tạp, mình sẽ tìm hiểu rồi viết sau (hên xui) IV. Make sure that all the Samplers are in the Constant. はじめに. In JMeter you can control the connect/response timeouts at the "Advanced" tab of the HTTP Request sampler (or even better HTTP Request Defaults) where you. Follow asked Nov 1, 2022 at 13:41. 1 Answer. 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). This blog post answers this questions and helps you build a JMeter test, step by step, to try it out. Follow answered Oct 22, 2015 at 16:42. JMeter offers several options to control the load. Despite its name Constant Throughput Timer doesn't have to be "constant", you can define throughput default value using __P(). you have 2 users and 2 seconds response time - the load will be 1 requests per second; you have 4 users and 2 seconds response time - the load will be 2 requests per second; etc. 2. Case 2: With sleep time (Using Constant Timer) In this case, throughput will be controlled by introducing sleep time in between threads. Do not select "This thread only" value for Timer added at root, as it will change the result. This timer tries to maintain a constant throughput throughout the test and achieve the target. 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. If your application response time will be 2 seconds - you will get 200 RPS, 4 seconds - 100 RPS, etc. If you want to limit JMeter's throughput to 1100 requests per minute consider using Constant. Constant Timer or Gaussian Random Timer or Uniform Random Timer or whatever. Using a uniform random timer allows you to pause the test execution for a random time, where you can. The most intuitive thing I could think of was using Constant Throughput Timer to control the number of requests sent,. Given you have 200 threads and 300 seconds ramp-up time it means that JMeter will start 200 threads in 300 seconds. e. Assuming there is only one request (sampler) in your Thread group and you are using the setting "All Active Threads" in. JMeter – Constant Timer. Test Case 1: - 3 requests per minute - 1 request each 20 seconds. Download. 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. I do not want to "pre-decide" what throughput I want. The purpose of the ‘Timer’ element is to pause a JMeter Thread for a certain amount of time. Except for /pdfbill (set to 50%), as we only want 25 concurrent users here instead of 50 users. 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. ${__P(throughput)}. 7. Another option is implementing pacing. Improve this answer. Nested classes/interfaces inherited from interface org. thread numbers, target throughput and what kind of information needs. apache. Right click Thread Group > Add > Timer > Constant Timer. 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. 5K users or somewhere around it. Given your setup the only way of having exactly 399600 samplers is using Throughput Controller in. My website's expected performance is 200 concurrent users at 8 RPS. All controllers and samplers must be under a thread group. If current number of threads is not enough in order to. org; The function of timers is to delay the requests. Constant throughput timer is used to control the execution of requests according to the specified throughput. The constant timer is the basic timer among all the given ones. So the real throughput depends on 2. 0 (exclusive) Multiplied by “Random Delay Maximum”. 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. Precise Throughput Timer: siêu phức tạp, mình sẽ tìm hiểu rồi viết sau (hên xui) IV. Constant Throughput Timer - You can set the amount of Throughput (samples per minute) by adding a timer after the request to slowdown the script, so it fits the throughput value. Such types of goals can be targeted by Throughput Timers. JMeter has a group of elements, which are called “Timers”. Below you will find a categorized list of the most common timer elements included with JMeter. Trong bài này , ta chỉ tập trung vào Constant Timer thôi vì theo mình nó là đơn giản nhất. A Constant Throughput Timer will look like the picture above. The time is calculated from the start of the first sample to the end of the last sample. See How to use JMeter's Constant Throughput Timer. The constant throughput timer delays the request to ensure that JMeter does not perform more requests than specified. I have tried with below jmeter tools. Very silly mistake with a conclusion: Check your throughput value, test for longer periods. Use Throughput Shaping Timer. Apache JMeter is an open source Java based tool that enables you to perform functional, load, performance and regression tests on an application. Let’s think about an end-to-end scenario for an e-commerce website. Sample Time of Sample 2 is 172 ms. The problem: lets say the first request needs a throughput of 60RPM and the second 30 RPM. We should see. tgz (or whatever version you downloaded) Change into the unzipped directory: $ cd apache-jmeter-5. 4 Timers do not define the start and end of each timer: . Click Add –> Timer –> Constant Timer. The timer will be applied before the sampler is executed. 4. In my GET Thread Group I have added a bean shell processor- to convert the access token into a JMeter Property via __setProperty() function. I use JMeter for web testing. You can specify the pause in ‘Thread Delay’ field. In planning our load tests, our goal is often to measure whether or not our application (not just the. If you get response times comparable to what you see in Fiddler. 可以使用常数吞吐量定时器 (Constant Throughput Timer)来实现。. For instance 200k requests per hour is more or less 55 requests per second, if your application response time is 1 second - you will need 55. How to Use “ Constant Throughput Timer ” in JMeter. referenced in the file. First of all try increasing the number of threads. 0. “Calculate throughput “ option can be varied based on the current thread, all threads in your test plan. One of the most commonly used timers in JMeter, the Constant Throughput Timer enables you to decide how many samples should be executed per minute. For further detail check JMeter blog about Constant Throughput Timer. 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. e. Nested classes/interfaces inherited from interface org. Test Plan 2. Add Flow Control Action sampler after the last requestJMeter provides HTTP header manager element to attach that additional information along with the request. Now check the time difference between the 1st sample and 11th sample, it is 1 minute. This plugin is specially designed to schedule RPS loads. （1）Number of Simulated Users to Group by：模拟用户的数量，即指定同时释放的线程数数量，若设置为0，等于设置. Constant Throughput Timer is only capable of pausing JMeter threads in order to slow them down to reach the target throughput. jmxaccording to jmeter manual ramp up is: How long JMeter should take to get all the threads started. 5. If there are 10 threads and a ramp-up time of 100 seconds, then each thread will begin 10 seconds after the previous thread started, for a total time of 100 seconds to get the test fully up to speed. Concurrent users are a different way of looking at application traffic. So your approach with different Thread Groups is valid. The simplest way is to add a single 'Constant Timer' to your thread group at the same level as your HTTP requests. iii. according to your application design you can retry this. Doing the math, it should send a request every 5 milliseconds, and being 200 Threads, it should send 200 requests/second (200*5 = 1000ms). Maybe I'm wrong here, but this should be samples per minute, so 200. e. During this Test(while loads are held) , I am sending another set of login requests from the different machine (say for 100 users). Constant Throughput Timer will limit JMeter to the desired rate which will give you 10 000 requests in hour (assuming your application will be able to handle the requests fast enough) In the majority of cases it's easier to use custom Thread Groups such as Ultimate Thread Group. Constant Throughput Timer is only capable of pausing JMeter threads in order to limit the number of requests per second to the given value. JMeter: Holding Session for a certain period of time. 1. Para poder realizar esto utilizando solamente JMeter, se encontró que el único elemento que permite modificar el throughput en tiempo de ejecución es el Constant Throughput Timer. 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. Target throughput (in minutes): 3000. Ramp-up is the time for JMeter to kick off the virtual users from point 1. Throughout the Hold Load time(180sec) the requests will be looped. It seems that the Constant. so in your plan, you add. I have implemented a different solution, inspired by Jmeter's constant throughput timer. Built into JMeter, there are 9 different types of timers available: . The constant timer is the basic timer among all the given ones. log can be very useful for troubleshooting JMeter-specific issues. In JMeter you can control the connect/response timeouts at the "Advanced" tab of the HTTP Request sampler (or even better HTTP Request Defaults) where you can increase the default timeouts to the desired values:. I ran it for 10 mins. e. If 0 is given then JMeter will release the same number of users which is defined in the thread group. However, a couple of advantages are the request bursts are more consistent in nature, and the samples lie very close to the median value, as can. JRS223 Timer. Ramp up 1 second for all. So you must supply enough threads in the Thread Group to create more requests per second than you're trying to achieve and then limit the number of requests per second to the desired rate using. Concurrency depends on your test plan and application response time.