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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2answers
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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 ...
2
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2answers
942 views

How to determine breaking point of my application when performance testing from jMeter

I am doing some performance testing with jMeter on my application. I've check marked Retrieve all Embedded Resources and Clear cache on each iteration. For the thread group I've got: Number of ...
2
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3answers
5k views

Jmeter throws “org.apache.http.NoHttpResponseException”

We use Jmeter to do performance testing. I gave 10 threads(10 users) with ramp up time 60 secs, 4 out 10 users failing to logout getting org.apache.http.NoHttpResponseException: The target server ...
2
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2answers
1k views

JMeter - Unable to capture the request after click on download link

I am facing one of the problem in my application at the time of downloading a file. I am unable to capture the request after click on download link. So may be anybody can guide me how to capture these ...
2
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1answer
222 views

How to detect performance issues within native Android app

What tools or techniques can be used to performance/load test a native Android application? Are there any that can detect the root cause of performance issues and suggest a solution?
2
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2answers
591 views

Load Testing on CSRF enabled website with JMeter

Need help, I'm into a situation where, I need to perform Load testing and I am using JMeter to perform load test. How can I configure CSRF token in JMeter as it's showing 403 Error on the links, the ...
2
votes
1answer
231 views

What is common plan for load testing using Jmeter

I am new to Jmeter. I know how to use it and configure necessary things. Today I got one requirement from client that they are having website and they need load testing for that website. I am little ...
2
votes
3answers
4k views

Using Charles Proxy to test mobile app network

I would like to test the behavior of my app in case of slow network. Can Charles Proxy do it? please give me some guidance. Many thanks.
2
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2answers
3k views

Performance testing for MS Windows desktop applications

Could you recommend any tools for testing performance of desktop applications running on MS Windows? I would like to verify the speed of application activities versus HW and OS configuration. I have ...
2
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1answer
206 views

Finding client-side bottlenecks in Silverlight

I'm in charge of load testing and finding bottlenecks in a Silverlight application - no functionality testing, just load and performance testing. I don't know much about the underlying core of ...
2
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2answers
123 views

How do I compare the performance of two .toString() methods?

Say I want to compare the performance of Java's StringBuilder.toString() with new String(char[]) for strings from one to 3000 characters in length. I do know beforehand how long the resulting string ...
2
votes
1answer
244 views

Simulating a click in web performance tests

I am working with web-test in visual studio test system, without writing a code test, is there a way to invoke a click on a link/button/submit item? I am thinking of doing this by adding a request in ...
2
votes
1answer
192 views

How to test latency and performance of application virtualization?

I have a solution where user can access desktop application in browser using application virtualization that is implemented with the help of ThinRDP. I would like to know, what is the latency of this ...
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3answers
253 views

Performance / Bottle Neck Monitoring Tool

I'm looking for a performance monitoring tool that is capable of generating different performance parameters for web-application(s). The tool should be able to detect bottle necks (if any) and should ...
2
votes
3answers
80 views

What tools are recommended for end to end page load time testing (including ajax and styling elements)?

We are looking to measure the length of time it takes for certain key pathways to become 'usable' e.g. certain styling elements will have loaded in and some information ajaxed in on a page. Ideally ...
2
votes
1answer
204 views

Not able to login in site using JMeter

I tried a lot and tired now :( I need to Load test a Website. I have configured all things, specified all necessary extractor & expressions and try to login, but it is giving me Response code: ...
2
votes
2answers
277 views

How to test Web app for concurrency problems?

Recently we found a concurrency problem in our Web app. It came out that a class in a third-party library is not thread-safe and when it is shared between multiple threads, then access to it must be ...
2
votes
2answers
120 views

Performance Testing tool for win & web applications

My team is looking for a performance testing tool that can work on both Win&Web application. Our application contains an SAP 3D Viewer inside. We are considering Borland Silk Perfomer & HP ...
2
votes
1answer
2k views

Use of Standard Deviation and Percentiles in performance testing

The following report is generated by Gatling (my favorite performance test tool). I am wondering how to make use of the standard deviation and percentile data that it produces. I am planning to use ...
2
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2answers
149 views

Where can I find good tutorials for Cloud Environment, Automated Testing in Cloud and Tools [closed]

I want to learn automation testing in cloud and I do not have knowledge or experience in cloud environment. I searched over the internet and found some blogs, steps, etc but I am not sure whether ...
2
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4answers
1k views

Why LR tool is not able to capture browser rendering time?

How can I capture the browser rendering time?
2
votes
1answer
42 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 ...
2
votes
2answers
136 views

Am I missing anything professionally in my jmeter plan?

I have been requested to perform load testing for website and after that decision to purchase new server will depends on me so I do not want to take any wrong decision or risk. Requirement: 1 - Put ...
2
votes
2answers
2k views

How to check latency time in Jmeter?

What settings do I need to use so I can check latency time in Jmeter?
2
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2answers
65 views

Can any one explain how the Jmeter listeners work

Jmeter has many Listeners. How do they work and how is different types of graphs and results generated.
2
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2answers
140 views

How to load test a very complex, security heavy application?

Testing can sometimes get tricky. Especially when the application is very complex. I am currently working on a project and I have no idea how to test this. I work a lot with CMS based websites and ...
2
votes
1answer
475 views

Jmeter Web driver sampler

Jmeter has a webdriver sampler. We have to write the scripts. We have scripts written in opkey, a selenium based tool. Can we integrate both of them. So that we don't have to write scripts in jmeter.
2
votes
1answer
2k views

How can I test load for a chat app built on node.js and socket.io?

Here is the link for a simple chat application with room concept which I'm referring to learn how to create socket.io applications - https://github.com/mcantelon/chatrooms . I need to test how much ...
2
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2answers
9k views

Performance testing - analysing results in Jmeter

I am using Jmeter (started using it a few days ago) as a tool to simulate a load of 300 threads using a csv data file that contains login credentials for 3 system users. This objective is to measure ...
2
votes
1answer
53 views

How do I test Aspects (AOP)?

I have recently written a bunch of aspects (using PostSharp in C#) that will be applied to methods in some high traffic sites. How should I make sure they are going to perform? Can anyone recommend ...
2
votes
1answer
121 views

Web application load testing

Anyone had experience with load testing tools like WAPT Pro? I want to know, when recording those load test script on a web application, shall i include those like Google Analytic tracking request? Or ...
2
votes
1answer
514 views

Performance testing tool suggestion for Node.js and ASP.NET

I am to carry out performance tests on Node.js and .NET. This is an academic exercise. I have searched on Google for performance testing tools, and I came across such tools as HP LoadRunner, and ...
2
votes
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 ...
2
votes
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 ...
2
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2answers
279 views

Open source Projects for Performance/Load/Stress Testing

I am a Software Testing Enthusiast and i have mostly worked on Functional Testing(Manual). I am interested in performance testing and i have worked on a very small project where i used LoadRunner. I ...
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7answers
812 views

Performance tool for scripting HTTP requests dynamically

I'm about to script performance tests for a system with REST interface. I'm looking for a performance tool that let me prepare XHR requests dynamically, i.e. simulate what JavaScript application does. ...
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4answers
375 views

Performance testing resources

Please share any good performance testing resources which you have come across in past or referred to while working or learning about performance testing.
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4answers
52 views

In Jmeter, After Login, A graph is displayed apart from some menus

Here is the Scenario : When i login to the application, a graph is displayed with some main menus on the left side of the page. The graph takes some time to get displayed say 3 to 4 seconds but the ...
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3answers
2k views

How to use the If controller in the Jmeter

I want to check if title = google if yes then hit yahoo.com else do nothing could anyone please help with this. I am new to Jmeter.
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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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vote
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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vote
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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3answers
355 views

Does my CPU and RAM configuration affect my JMeter Performance test results

I am trying to generate 13000 users/threads in 1300 seconds (RAMP up time), it is getting stuck after say executing some 12000 threads and then I have to stop the test which fails the remaining ...
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vote
1answer
147 views

Jmeter: Could anyone explain me detailed explanation of the following terms in Graph Results?

Jmeter: Could anyone explain me detailed explanation of the following terms in Graph Results? I have looped single user request for 100 time (i.e no of samples :100) for www.google.com and then i got ...
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1answer
29 views

java software quality in eclipse while developing

How can I increase the quality of code while developing itself. Is there nay tool available which will analyse my code and tell which part of code will create performance issue. I dont want different ...
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vote
3answers
88 views

Suggest me some tools for field to field & screen to screen testing of a web app

Can anyone suggest some effective tools used for field to field and screen to screen testing of web apps where we can calculate the time taken to one field to another and one screen to another ...
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vote
1answer
52 views

Unresponsive scripts search

I am searching for tool or rules set for searching of unresponsive (or slow) scripts(I guess JS in most cases). Of course it could be browser dependend, coz some unresponsive script in firefox work ok ...
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2answers
414 views

Is my approach to performance testing in Linux environment correct?

I want to do performance testing in linux environment for a C++ application. I need to measure the CPU usage, Memory usage of the application. This application is a multi threaded application. In ...
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vote
2answers
200 views

Setting up RAMP UP TIME and delay between requests in JMETER

If I set the number of threads to 50 and ramp up time to 750 - does it mean that 15 users will come on site every second? If yes then how can I set a delay between users? Because for requests I am ...
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5answers
1k views

Performance test open source tool for desktop applications

I am searching for open source applications to test the performance for a desktop application with multiple functions -like generating reports. I have used applications, but it is good and easy only ...