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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Performance testing web application using Visual Studio Test Suite versus Loadrunner

How effective is Visual studio test suite than load runner? I would like to learn performance/load test a web application, but i got really confused to choose which tool to go for. Does the scope ...
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112 views

Jmeter doesn't make the request to Server

We are using Jmeter 2.11 for doing performance testing. We set up test with 1000 users with ramp up time as 4 hours. We expected the run will go for 8 hours. But server didn't get request after 3 ...
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3answers
2k 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.
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1answer
78 views

Help need on writing use case for a enhanced logging implementation

I am writing a functional design for enhancing our existing application logging. Our Core application is built on C and we have a integration layer on top of that to talk with other third party ...
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1answer
177 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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2answers
148 views

Performance testing tool that can be automated and work on a java application deployed Google AppEngine?

I'm also battling with what performance testing tool to use for my application which would be deployed on Google AppEngine. I am familiar with Jmeter but I still can't figure out I can automate it to ...
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1answer
63 views

Scoring a performance test

We run performance tests in QA. They follow a familiar pattern. A multi-threaded client generates sends traffic to a server. The traffic pattern is configurable: it might be a constant number of ...
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4answers
3k views

Looking for open source, Java-based tool for performance testing

Goal: I have an enterprise application written in java to test for performance. I need to do it separately, so I will be basically simulating a user interaction over http/https. My findings: ...
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2answers
993 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 ...
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Load test with multiple credentials

Okay so I have created a very simple webtest. The purpose of this webtest is to attempt to login whilst simulating a few failing attempts. The webtest has the obvious credentials associated with it:- ...
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1answer
272 views

How to estimate “how many servers our company sould purchase for this web app” with load/performance testing?

this is a question I faced in an interview: A web app is going to go online and the manager want you to find out how many servers the company should purchase. We have one server(used by testers) and ...
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2answers
3k 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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1answer
841 views

Are there any good tutorials on how to set up JMeter to load test a deployed ASP. NET web app?

I'm having trouble finding a decent tutorial on how to set up JMeter to load test a deployed ASP.NET web app? Does it have to run on localhost or can it be used to test a deployed app? I would like ...
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538 views

performance-testing systems on virtual machines that normally run on physical machines

My employer runs some of our systems on physical machines with attached hard drives. I am charged with performance-testing those systems. For cost reasons, I've been asked to test those systems ...
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3answers
1k views

JMeter Concurrent Users Count Practice

I have a web application which is working in production and there are 2000+ users of my application. Now I have to perform performance testing on the system so is there any idea how many concurrent ...
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2answers
2k views

Jmeter's threads got stuck and never end

I'm working on some Jmeter scripts, everything seems to work just fine; they got recorded and run properly (for a couple of users anyway). The problem appears when I run the scripts for more than ...
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2answers
341 views

Tool to UI, Performance, Functionality testing for Ubuntu 12.04 LTS for IOS mobile application

I am new to IOS mobile application testing, can anyone suggest me the automation tool for IOS mobile application, so that UI, functionality and performance test could be done with that. I tried with ...
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8answers
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What are the deliverables of the QA department?

The company I work for conducts quarterly performance reviews. As a member of our small QA team I've been ask to help define this process. A lot of what I do is identifying issues and collaborating ...
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1answer
49 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 ...
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1answer
102 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 ...
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1answer
198 views

How to identify when application breaks in load testing using vsts?

i'm having hard time understanding the load test result in vsts to find when the application breaks under load. Is there any indications to find it. I searched about this in google, asked in stack ...
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1answer
960 views

How to automatically performance test just the web UI layer?

We've setup the Jenkins-performance-plugin to run our JMeter tests automatically. However we'ld also like to test the Web UI layer for performance. We've found tools and websites, but we're looking ...
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2answers
300 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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5answers
170 views

Making sense of performance regressions

Imagine a situation in performance regression testing where commit A is very deleterious to page performance, but does not trigger a failure - it's just under the level required to do that. Commit B ...
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4answers
820 views
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SmartBear WeloadUI doesn't stop

I'm new at WebloadUI and although seems to be an amazing tool, I'm having problems simulating concurrent users. I record the test using the methodology explained in the SmartBear documentation, I ...
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1answer
386 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 ...
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2answers
249 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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0answers
827 views

How to deserialize and correlate Binary Large Objects in Load Runner 11.5 Web Custom Request?

I'm working on a Silverlight based application. We've recorded the scripts using Load Runner 11.5 and while replaying to find dynamic values for correlation, we found out that the entire data in a ...
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1answer
188 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 ...
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1answer
91 views

Can a Business Intelligence solution be tested?

I'm developing a business intelligence solution using Microsoft BI Development Studio. I'm Mainly using SSIS , SSAS and SSRS. The users will be accessing the reports from a web application (ASP.NET ...
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5answers
2k views

Performance Testing a cloud application

What are the best approaches and what concerns are there about performance testing a web application that is hosted in the cloud?
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4answers
333 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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3answers
1k views

When should I start doing performance testing of a web-app?

Our company has started developing a new big web application. In a few months we testers will start integration testing, functional testing and regression testing both manual and automatic. I am ...
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286 views

Measuring test performance when there is high variance

I am running single purpose performance tests on a daily basis. Currently, I run each test 3 times and average them out. But I get fluctuations from day to day which make it difficult to detect ...
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1answer
4k 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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2answers
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What are the most useful KPIs for tester

There are many KPI (Key Performance Indicators) suggested to measure the performance of software tester. My concern is what are the most useful/ efficiency KPIs for a tester?
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1answer
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Passing a dynamically created query string between requests in web tests?

So we have the following type of a URL: http://www.myurl.com/mypage.aspx?suid=145db467-907e-4e3d-b944-c1666f9d08d6 This suid query string is generated dynamically and is unique to the specific ...
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1answer
172 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 ...
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2answers
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Visual Studio 2010 Performance Testing Javascript not supported

Quite simply the question in the title, when I run test it by default runs it within my visual studio. This doesn't seem to support JavaScript which makes all my test's invalid. Is there anyway to ...
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2answers
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What parameters to test in a performance/stress testing tool?

I'm about to develop a performance testing tool for a server side app and was thinking to measure the following things: Hardware status monitoring via SNMP, Statistics about response status and ...
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1answer
123 views

In performance testing, when have MFAT approaches been successfully applied (in addition to an OFAT approach)?

Background: MFAT = "Multiple Factors at a Time" OFAT = "One Factor at a Time" In the field of Design of Experiments, practitioners in a large variety of fields (including software testing) have ...
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1answer
510 views

Dynamic number of request parameters for web performance testing in Visual Studio

I need to change several requests parameters list to make it dynamic. The number of parameters can differ and depends on previous request responses. In JMeter it can be done just using the regular ...
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1answer
348 views

How to simulate low RAM on a machine?

On an old build there was a problem with one component that consumed a lot of RAM. As a result, another component started failing with a wrong error message. The first component has been fixed and ...
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3answers
240 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 ...
5
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5answers
777 views

What Are Some Unobvious Differences Between Testing a Web Application and a Desktop Application?

In the same flavour of this question, what are some unobvious differences between testing a web application and a desktop application? I've recently started looking at automating some GUI tests for a ...
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2answers
3k views

Speed up launch of WebDriver Firefox Window

When WebDriver initializes, there is a long waiting time when a browser window launches before the actual automated test begins. How can I speed this up? Is there a way to have a browser window ...
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9answers
897 views

Performance testing - a way in?

We have an a browser based application that is built on the Microsoft Stack, specifically .NET 3.5. It also uses Ajax, iframes, jQuery etc. At the moment we are just guessing at the concurrency ...
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1answer
3k views

How to stop thread in JMeter?

I need to stop thread in JMeter when some condition is satisfied. How can i do this? I suppose there should be some method like Thread.Stop() or something like this but can't find concrete info.
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3answers
139 views

Is my test a perf unit functional smoke test or something else?

Or how I learned to stop worrying and love the bomb. Each test is different. Some are big and talk to databases, others quick and self contained. We all know we'd prefer the fastest and most robust ...