Performance testing is a subset of performance engineering, an emerging computer science practice which strives to build performance into the implementation, design and architecture of a system.

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Running parallel scripting in Selenium Web driver for Firefox, do I need Selenium Grid?

I have a process, using Selenium Web driver for Firefox, for automatic look up for information on one specific site. Due to the volume of the data being looked up, I will need to run parallel ...
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40 views

What can I use to monitor load times not for web pages, but for my browser itself to find what elements make it take so long to load?

I know how to use dev tools to monitor loads times for web pages, but what about the app itself? In my case chrome. I have several add-ons, most of which I need like Lastpass password manager, built ...
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1answer
84 views

Capture Provisioning time in Performance testing

I have a situation in my application where I need to wait and note the provisioning time of a Virtual Machine (The time taken when the order got accepted and the time it is available for usage). How ...
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2answers
59 views

Jmeter - throughtput per minute for a transaction controller

I'm new to jmeter and I'm having some trouble with it. I want to control my throughput per minute via the "Constant Throughput Timer" timer, however, it only applies to the HTTP requests, and not the ...
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1answer
22 views

Non Gui Jmeter graph

I am searching for Jmeter plugin or existing listener for graph result I would like to have Graph(s) against elapsed time Label-number of users against elapsed time
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39 views

Jmeter: How can I keep 1000 or “X” users login requests session alive using JMeter?

Here is my Test Scenario: First, I am generating a load which includes only Login Requests (say for 1000 users). I am using "Ultimate Thread Group" and "Constant Throughput Timer" in my script. ...
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2answers
18 views

How can I retrieve Apache’s requests log of my production server and put that in Jmeter to simulate production traffic?

I want to take logs of the production server and them in Jmeter to replicate real life traffic that is received on the production environment. So that I'll not be making any assumptions while running ...
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1answer
34 views

Jmeter: What is the actual difference between two tests which ran for different Time Duration (only hold load time changes)?

Test 1: Ultimate Thread Group= 1500 Http Sampler (Only Login Requests) Total Test Duration= 5 mins (held load for 3 min) Constant throughput timer=100/sec. Output of Test 1: Test 2: Same as ...
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32 views

JMeter: How to make my script more realistic?

I want to create a script in JMeter which will mimic a real world scenario. Say, for example, 100 users have logged into my web application using their individual credential. They established 100 ...
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2answers
54 views

Jmeter: Constant throughput Timer with Ultimate Thread Group

How can I use Constant Throughput Timer with the Ultimate Thread Group in JMeter for a simple Script which includes only "Login" Requests? #Tests will be run in Non-GUI modes. #No assertions or ...
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1answer
43 views

JMeter: Holding Session for a certain period of time

Is it possible to hold a session for a certain period of time using JMeter? While using "Ultimate Thread Group" it seems that it is holding the threads but in the mean time requests are flooding my ...
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4answers
64 views

I have 100 Threads in thread group and Ramp up time as 20. Will these 100 threads concurrent if ramp-up time is 20 Seconds?

Is Ramp-up time in Jmeter affects concurrency ? I have 100 Threads in thread group and Ramp up time as 20. Will these 100 threads concurrent if ramp-up time is 20 Seconds? As per theory, I have ...
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4answers
7k views

what is the concurrent users in load testing using Jmeter

in Jmeter, for a thread group, the number of thread users is 20, ramp-up period is 5s, the loop count is 10, so what is the concurrent users in this situation.
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2answers
33 views

Few requests in Jmeter does not get response from server, getting “Socket.timeout” exception

I am running a test plan with 8,000 concurrent users in a Distributed Environment(20 Slaves and One Master) on Jmeter. A few (approx 20-30) requests are not getting any response for a long time ...
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2answers
51 views

Unable to start the test in JMeter with 1000 users . (I see thread count in negative)

Using a controller, I am trying to connect two remote machines to start the test. With low load (example: 50 users) I was able to run all the 5 scripts. My goal is to run with 1000 users. When I do ...
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2answers
324 views

Jmeter fails to connect to a .qvw on an https server

I am trying to record a performance test that simulates multiple users logging onto an IP address Access Point. Each user has a different username/password, and different groups have different ...
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2answers
57 views

How to use multiple Jmeter instances on a single machine

I want to use multiple JMeter instances from a single machine. Is it possible?? I know about distributed testing but I haven't required machines to do my load test. Actually, I need to run four JMeter ...
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3answers
344 views

Visual Studio 2013 Performance results analysis issues

I have to use VSTS 2013 ultimate as a Performance (Load) test tool for one of my project, I have my prior experience in JMeter, but client want only VSTS performance report. I have studied and used ...
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2answers
1k views

While loop working in JMeter

I am working on an script which is using a while loop and I am not able to properly understand the behavior of while loop. like When does the condition become false...? From where does it takes ...
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1answer
27 views

How to get precise performance measurements on desktop application

As a part of our quality metrics we need to calculate the time the application under test (a client - server desktop application) needs to do several common tasks like time to open a window, time to ...
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4answers
249 views

How to determine a 'reasonable' response time?

I have found performance targets (how long web pages take to respond to actions) difficult to introduce into organizations. There seem to be are no clear definitions (in the industry) that are ...
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5answers
146 views

Can a proportionately scaled down testing environment find performance load issues?

At my company, we are working on ways to improve our testing of database changes, in our testing environment first. Since there are no resources to have a production like volume of data in servers ...
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1answer
37 views

Detect USB bus failure on Win CE device from a separate PC

I am testing a device running Win CE that is having issues with the USB bus failing intermittently. Manually, it takes me hours to reproduce the bug so I'm trying to automate this process. So how do I ...
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1answer
54 views

Performance testing - analysing Graph results in Jmeter

Am new to Jmeter and I ran the test successfully. Now I'd like to understand what the results mean and what is classed as good/bad measurements, and what can be suggested to improve the results. Below ...
2
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1answer
29 views

Bandwidth / CPU throttling for manual testing

I have a requirement to manually test the way in which our websites perform across a range of bandwidth and hardware specs. The testing will be manual, as there are a number of subjective factors ...
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2answers
2k views

Comparison of JMeter vs Visual Studio Load Test

My organization is currently planning to test the load capability of our web application (we live in a third-world country, of which testing practice is a very new thing here). In accommodating this ...
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8 views

How to store security certificate exception for webtest

I am using Visual Studio 2015 to run a Web Performance test on our web site. The site uses SSL throughout. The tests run correctly on our 'production' site, but now I need to run them on our 'Staging' ...
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3answers
55 views

Maximum Number of Threads in Jmeter

what is the maximum number of threads in JMeter from a single machine? I know there is a dependency for hardware configuration. I'm using this hardware configuration: Command: #lscpu Architecture: ...
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2answers
229 views

Performance requirements for web application

I would like to set performance requirements for web application. I am interested in performance from user experience view so I plan to measure time from request is sent until onLoad event is fired in ...
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1answer
28 views

How to Record & Filter Load Times for Web Ads in Different Browsers?

I need to be able to record advertisement load times for pretty much any website a client asks me to, on various browsers (Chrome, Firefox, IE, Edge, Safari), desktop browsers specifically. I've used ...
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1answer
78 views

How to determine no. of simultaneous users from JMeter load test results

I executed JMeter Test Plan with around 3000 users. Test duration was around 15 minutes. Now I can see in Active Threads Over Time Listener, that in constant stage there was a load of 3000 concurrent ...
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2answers
843 views

Issue with Reading CSV file when doing Distributed testing in Jmeter

I have a satisfactory test plan, that I have been using to test with from single load generation server to our application server which reads data from a CSV file. I have been been asked to setup and ...
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2answers
4k views

JMeter: Iterating over a set of CSV files over a set of links - nested loops

I have a set of JSP Pages for each I have a set of links to use for the response time measurements. In order to aggregate the results correctly I am trying to run a foreach controller over a loop ...
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48 views

visualizing the chronology of a discovery process

Meta: this is probably not a question for which there is a single, objective, best answer, but I'm going to ask it here anyway because it's applicable to our jobs and non-obvious. I spent three ...
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1answer
56 views

Websites to perform performance testing [duplicate]

I am starting learning in performance testing and tried to search about free open websites to perform performance in it. Can any one give me URLs for websites like this?
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10 views

Upon starting RPT it is showing “IBM Rational Performance Tester” license Key cannot be found

Step1: When I try to open RPT(version 8.3) then after selecting workspace it shows a pop up which says: “IBM Rational Performance Tester” license Key cannot be found. Step2: In the pop up there is ...
4
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1answer
726 views

How do you stress test a video streaming app?

I have a a streaming application that I am going to test. I dont really know how to do this. Do I need a special plugin (if so, why)? Why is it difficult to record a scenario for streaming a video, ...
0
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1answer
28 views

Not All Threads are starting in JMETER using Master-Slave Configuration

I am testing using a Master-Slave Configuration. When I look at the output on the master test machine, when I start the test, it typically shows 64 threads started. Recently it seems like it was ...
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0answers
36 views

JMeter Backend Listener - How to fill all samplers in samplerList

I am using JMeter to perform performance tests , I've got many HTTP samplers with quite long names contaning spaces, underlines etc. At this moment I am using Backend Listener to store sampler stats ...
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18 views

How to calculate DOM size in web application using chrome profiler?

I am doing performance testing of a single page web application.How to calculate DOM size in web application using chrome profiler?
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2answers
44 views

Jmeter report analysis [closed]

How can I analyse the Jmeter report? what are the standard data for application having good performance to compare with?
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3answers
98 views

Performance / Load Testing: Where can I start?

My Application is a cloud-based solution. And I need to test its performance with many concurrent users that should be within the minimum market viability for concurrent users. I do not have a ...
0
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1answer
32 views

Managing Test Data For Jmeter for Master - Slave Configuration

I am doing performance testing with a master slave configuration. Currently I am using 4 Slave Machines, and have unique test data files on each slave machine. I am wondering if there is a best ...
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3answers
67 views

How to do performance/load testing of a mobile App?

Is it useful to do separate load testing on a mobile App? I mean a mobile App is just a light weight client/viewer (like a browser) which internally calls some services/web API's. So, can we say load ...
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1answer
31 views

Coded UI data driven Load test issue

I have Web Performance Test created in Coded UI 2013, this test uses a csv file for providing the Form Post-parameters value. Now, from this performance test I have created a Load Test with number of ...
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2answers
5k views

Handling JSF ViewState errors using JMeter

I'm facing an issue while running a recorded test scenario of an application login using a single user on JMeter. I've used JMeter's proxy server to record all the requests of the login scenario. The ...
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0answers
32 views

How to monitor JBoss active threads of a web application via JMeter

I have a requirement to monitor JBoss active threads (of application under test) while I am performing load test through JMeter. After going through different articles, I came across 2 JMeter which ...
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4answers
62 views

Apply Performance Testing with JMeter

I'm new in software testing in relation to performance testing. I found an interesting testing tool named JMeter for my project that is created in ASP.net MVC The next question is about how I should ...
3
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1answer
87 views

How to define throughput profile for performance tests?

Gatling defines a number of ways to define throughput profile for performance tests. Either through a number of arriving users: setUp( scn.inject( nothingFor(4 seconds), // 1 ...