Sort warnings are raised by the SQL server where there is insufficient available memory on the server to carry out sort operations within a query. In such cases, sort operation is divided into multiple steps affecting the overall performance of the query...

One of the important process that you need to monitor while doing Performance testing is w3wp.exe process. It is an IIS related process and runs whenever IIS is configured in Worker Process Isolation mode. By default, IIS runs in Worker process Isolation...

That’s the phrase you see assigned to the hidden variable in hotmail passport authentication. You might notice this phrase when you record the web test for a webpage containing passport authentication. The form post parameters of the passport authentication...

Customer satisfaction is always a tough commitment given by a Service Provider to its clients but then it’s a must for a business to run. The behavior of a Customer is always unpredictable and it’s the responsibility of the Service Provider to be prepared...

WCF offers significant performance results compared to the other existing distributed technologies such as ASMX and WSE. In terms of throughput, i.e. number of transactions per second, WCF is 25-50% faster than traditional ASP.NET Web Services. A detailed...

Hi, I am Mohd Abubakr, Performance Engineer at ACE Team, Microsoft. My basic intension of starting this new blog space on Web Application Performance is to educate developers and software community about the importance of Performance in Web Applications...