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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88 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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3answers
4k 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
29k views

Where can I find good JMeter tutorials?

I have just been assigned the tasks of doing some research and doing some JMeter tests of my own to get familiar with performance testing. As I have never used this tool before, I would just like to ...
4
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3answers
100 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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1answer
2k 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 ...
0
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2answers
74 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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1answer
38 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 ...
0
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1answer
37 views

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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6answers
130 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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3answers
79 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 ...
2
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2answers
83 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
70 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
57 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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2answers
102 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 ...
1
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1answer
47 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 ...
0
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1answer
421 views

Proxy setting for JMeter

When I set the proxy setting in a browser as 127.0.0.1:8080 then I am able to run the JMeter recorder for the project I am running using JBoss server from my system only that is ok and doing enough. ...
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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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0answers
151 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 to an IP address Access Point. Each user has a different user name/password, and different groups have different ...
13
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5answers
14k views

How do you calculate the number of virtual concurrent users to use in a load test given data on actual site traffic?

When working on performance testing, one of the problems I've faced is trying to translate real-world web application traffic to simulated traffic. A practical example is for an eCommerce site. ...
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1answer
91 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
78 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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1answer
354 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 ...
0
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1answer
166 views

How can I install 'ServerAgent' on the Application server to monitor its performance using Jmeter?

I am using jp@gc - PerfMon Metrics Collector Lister for this and as you know it requires 'ServerAgent' running on the connecting server. Step by step instruction would be very helpful. And also, if ...
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0answers
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 ...
0
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1answer
80 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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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 ...
0
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1answer
50 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 ...
2
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1answer
90 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 ...
0
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1answer
24 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 ...
0
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2answers
39 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 ...
2
votes
2answers
61 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 ...
1
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1answer
491 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 ...
0
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2answers
100 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 ...
0
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1answer
39 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
votes
1answer
865 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 ...
0
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1answer
167 views

Performance test IIS 8 response time very low, is there any configuration necessary?

I have been running performance tests on an asp.net mvc 4 application using visual studio 2012 ultimate, the response and the pages per second have been quite high at least when I ran the performance ...
2
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1answer
507 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 ...
3
votes
6answers
9k views

Tools to measuring page rendering time

I'm using Jmeter at my organization for performance testing. The application is a secured web portal that provides a lot of reports and documents to its user. A major issue that I've run into is ...
0
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3answers
269 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 ...
2
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2answers
108 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 ...
3
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2answers
405 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 ...
2
votes
2answers
352 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 ...
1
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1answer
124 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 ...
2
votes
5answers
264 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 ...
1
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1answer
163 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?
3
votes
5answers
286 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, ...
0
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3answers
103 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 ...
2
votes
5answers
923 views

Learning resources for Performance Testing and LoadRunner

This question might be off-topic and/or Subjective but I am asking this question because I could not fine any suitable answers via Google. I am a Manual tester with knowledge of Java, SQL Server. ...
2
votes
2answers
119 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 ...
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2answers
1k views

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 ...