Rubel's Blog

With Visual Studio 11 Beta , you will come across below issue while doing remote Load Test run (i.e. run using Test Controller and Test Agent. Please check here ): Load Test run won’t be able to start successfully and will get aborted with this error...

Visual Studio 2010 supported 64 bit Test Agent which used to allow us to do 64bit test runs as explained here . But Test Controller was capable of running in 32 bit mode only. As a 32 bit process, it was limited to 2GB of memory. This causes scale issues...

Visual Studio 11 Beta lets you use a maximum 250 virtual users on a local load test run. If your load testing requires more virtual users or you want to use remote machines then you need Visual Studio Load Test Virtual User Pack. Another benefit of installing...

With Visual Studio 11 Beta , you will see some changes in Web Performance Test / Load Test workflow. In this post, I’ll be highlighting those changes. Creating Web Performance Test / Load Test There has been some changes around creating...

VS2010 supports true network emulation i.e. the ability to simulate network conditions by directly manipulating the network packets. The Network Emulation that we provide in Visual Studio 2010 is a software-based emulator which can emulate the behaviour...

You can find hardware recommendation for Test Agent / Test Controller here: http://msdn.microsoft.com/en-us/library/ms253092%28VS.90%29.aspx But still people have some questions / confusions around it because of these reasons: 1)Above link talks about...

Sometime while looking at load test results you may see different values for some counters in Graph view and Table view.   Generally Min and Max values are different. e.g for my load test result I am seeing different values of counter Page response...

Some users come across these type of issues in their load test runs: RPS decreases though user load increases RPS decreases gradually over the duration of run though user load is constant RPS Pattern like shown below in graph indeed looks confusing: As...

You may come across some issues while collecting counters using Load Test. These 2 types of issues are most common: 1) Not able to access performance counter category on a computer You’ll get this kind of error message in this scenario: The performance...

If you are using custom counter in goal based load pattern inside load test then you may come across this kind of error while running load test: Exception LoadTestGoalCounterNotFoundException 1 A goal based load pattern can not be applied because it...

You may find sometimes that video log (.wmv) generated by Video Recorder data collector is not proper and doesn’t playback anything when you try to play it back. You won’t see any error message / warning from Video Recorder data collector in that scenario...

“I’ve NOT marked any test step BUT test case result is auto-computed as passed sometimes and failed sometimes.“ “I’ve marked a few test steps to pass / fail but auto-computed test case result is not what I had expected .” Have you also faced similar kind...

How can I configure MTLM to use my custom bug / test case type? I got this Q on my previous blog and thought of posting a separate post on it as it's a bit tricky to do it and hence other folks may need this info. In Microsoft Test and Lab Manager...

I saw some Qs on forums asking about how to delete a test case from MTLM (Microsoft Test and Lab Manager). Please note that you can’t delete a test case from MTLM. But as test case is eventually a work item so you can achieve the same using witadmin provided...

While executing a test case in Test Runner you’ll have to mark test steps and browse through test steps quite frequently. It won’t be very good experience for tester if he has to move focus back and forth from AuT to Test Runner and Test Runner to AuT...

As I had mentioned in my earlier posts that you can enable a number of Diagnostic Data Adapters in test setting so as to collect various types of data while running tests in Test Runner. Sometimes it is confusing if you don’t get any log from a diagnostic...

In Test Runner you can face Data Collectors time out issue while creating bug, ending test case, starting Test Runner etc basically at all points wherever data collectors are generating logs /getting initialized / disposed. Time out can happen for a number...

While running tests using Test Runner , you can enable a number of diagnostic data adapters in test setting which collect various types of data from the test machine. When you create a bug from Test Runner then logs from these adapters are attached to...