> I've obveserved a strange fenomenon calling one webservice from a
> multithreaded client. What I found out is, that the processing of the
> client requests on the server side is not paralellized.
> I have a sample WS with one method, int Add(int, int). the method just
> adds first and second argument and returns the result.
> The client is written in c# and starts n threads (i tested with 5, 10,
> 30) and invokes the service. The client also reports back the
> Environment.TickCount after it finishes.
> What happens is, that if the method call takes a long time (I've
> embedded Thread.Sleep(5000) in it), the requests are processed really
> funny. Like only two at a time are processed. It seems like only two
> threads are processing client requests in IIS. I am using IIS on XP
> pro, with .NET Framework 1.1.
> If anyone has clues or ideas why that is so, I'd appreciate feedback.
> Note that if there is no sleep(5000) in the WS Method call, or this is
> minimal, the requests "seem" to be executed in parallel or are just so
> The code (asmx, client) is available on
> [url]http://miha.magdalenice.net/temp/TestClientMain.zip[/url] -- compile with
> csc *.cs.