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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Web performance test does nothing

I'm trying to set up a web performance test in Visual Studio 2013 (the online tutorials seem targeted at earlier versions of VS). I right click in my solution explorer and select Add ... then Web ...
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3answers
73 views

Estimating maximum users that an application can support

I am analyzing a web application and want to predict the maximum users that application can support. Now i have the below numbers out of my load test execution 1. Response Time 2. Throughput 3. CPU I ...
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37 views

Performance and automation Testing [closed]

We currently have obtained a stuffed toy Panda as the Mascot of our Performance and Automation team (PandA), although we are struggling for a name please can you help?
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2answers
60 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 ...
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1answer
48 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 ...
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1answer
26 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.
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1answer
40 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, ...
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6answers
100 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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2answers
61 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 ...
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18 views

Passing a dynamically created query string for Salesforce application

I created a web performance test for a Salesforce workflow using visual studio. I created a custom extraction to retrieve a parameter from a query string. However, the request with the query string is ...
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1answer
67 views

Custom query string extraction for visual studio web test

I created a custom extraction for a query string. However, when I run the test, I receive the following error: Context parameter 'parameterName' not found in test context. Have you seen this error?
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43 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
23 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 ...
2
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1answer
63 views

load test terms: What are Transactions, request, TPS,throughput?

I am completely new in load testing and want to start analyzing results of a load test. I have searched the web completely and read many question in SO. My problem is that I need a reference for the ...
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3answers
75 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 ...
1
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1answer
64 views

Different throughput per functionality in JMeter testplan

I am using JMeter to loadtest a webapplication. We are using realistic throughput values based on Google Analytics. Each functionality has to deal with a different throughput level (eg. some pages are ...
0
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1answer
35 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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1answer
65 views

redirect containing + is not being encoded properly by visual studio

I'm currently trying to create a performance test in Visual Studio 2013 for an older web application with numerous redirects. One of these redirects contains a url with a + in it. <h2>Object ...
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2answers
26 views

Performance Testing of data retrieval from backend

I am testing a Windows application which uses Sybase as the backend database. The data from the backend is retrieved through queries and displayed in the GUI. The database is located in the same PC ...
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1answer
343 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 ...
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2answers
82 views

Scripts in JMeter run successfully but doesn't do the required functionality on my application

I just started using JMeter. I recorded a test script successfully. Now that I replay my test scripts it doesn't do the required functionality that it was meant to do. More over the process i recorded ...
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2answers
72 views

Is it useful to include .js .css files etc in a performance test?

For an Angular based web application: Is it useful to include the requests to get javascript and css files? Knowing that the files will be stored in the browser cache after the first visit. I am ...
2
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2answers
59 views

Best way of generating workload for personal cloud storage

I'm currently working on a folder synchronization tool which synchronizes the content of a specific folder with a remote cloud storage provider. In order to test the robustness of the client, I need ...
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1answer
38 views

Is there any tool to check Performace of the mobile web site on real mobile devices?

Could you please suggest a tool that can be used to measure performance of a web site on real Mobile devices like Android, iOS etc. ? Is there any tool that can be used on Mobile devices and on a ...
2
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1answer
417 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 ...
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2answers
2k 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 ...
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3answers
222 views

How to manage to learn Selenium, Jmeter on your own so that you could use it to your best knowledge on your new automation role

I arrived UK this august and was looking for jobs here into functional testing, but i have been called for an role which has functional testing, automation testing(Selenium), Performance Testing(J ...
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2answers
101 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 ...
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357 views

Cloud Based Automation Testing with Selenium WebDriver - Java

I am beginner in selenium webdriver (java), and wanted to know whether selenium webdriver can be used in cloud based application testing or not, if yes how to setup it (Searched over the net but ...
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2answers
294 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 ...
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1answer
102 views

What is an optimal method to use Soap UI results to determine performance?

I'll preface this by saying I have never used Soap UI seriously until the past month, in the past I have done one off tests for a new web service app but never spent a lot of time with it. Now I'm ...
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1answer
739 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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1answer
313 views

Sending in consecutive sets of users in jmeter

My question is similar to this one: Trying to simulate users logging in but staying idle However, there weren't really any suggestions on how to implement on jmeter. More specifically, this is the ...
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3answers
100 views

Should environment for performance tests be isolated?

I've been tasked with arranging performance tests for a Web application to measure response time and memory consumption in different load scenarios. However, our current test environment is shared ...
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103 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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1answer
77 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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3answers
3k 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 ...
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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
43 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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1answer
62 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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5answers
267 views

Should I do performance testing of my web application having two instances behind a load balancer?

My organization recently created a Performance testing environment. Our primary goal of performance testing is to catch performance degradation with future releases of our application. In Production, ...
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144 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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2answers
914 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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1answer
150 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?
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5answers
251 views

Lightweight load & performance testing frameworks

Which lightweight load and/or performance testing frameworks could you recommend? some considerations: Configuration with not too much coding (some JS would be okay) command line + text editor ...
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2answers
3k 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.
3
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1answer
240 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 ...
1
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1answer
805 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 ...
6
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3answers
494 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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1k views

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 ...