I have an app that reads TCP socket data by doing calling ReadByte for each
byte in the buffer (a fairly common model). It seemed pretty slow so one
experiment I did was to jiggle the code around to do one big Read(),
fortunately I knew the expected data size in advance

We have an application that can be used as an application server for
WinForms apps (using .NetRemoting) and can be used as WebServices server.
Everything is fine when server is low loaded.
But when we do a stress loading tests (many users, many requests) DW.NET

Graphics.DrawImage is too slow,
Are there a method replace it?
DirectX ?
Who can give me some code sample?

 Is there any performance difference between ArrayList and
List<object> ? Which one should I use ?
Thanks.

I converted a 1.1 project with Visual Studio 2005. Most things seemed
to work, but the conversion resulted in a serious performance loss. So
I profiled both, the 1.1 and the 2.0 version with ANTS Profiler and
compared the results. I was a bit confused because according to the

we're hosting a number of web services in in Windows Server 2003. Lately
we've been getting daily problems with the server where the server just stops
responding to user requests (from a Winform client) and just giving a
System.OutofMemoryException exception (please see the end ...

We've noticed that we're seeing problems with the CrystalReportViewer
component releasing resources in an Windows Forms 1.1 MDI environment.
Using perfmon to monitor the private bytes for the application in question,
we notice that the memory usage goes up by about 4Mb when a new ...

I have .NET Windows Service that is growing and growing getting up to several
hundred MB in VM Size.  However, when I attach a memory profiler to the
service, the growth stops and holds a steady state, usually around 40-50 MB.  
Requesting the GC to force a Collect does not change ...

I've got a VB.NET 1.1 app that must read a large number of very large binary
files four bytes at a time and write the data to an output file.  I'm using
the synchronous Read,  Seek and Write methods of the FileStream class.  The
input files are on an NTFS 5 drive (and are ...

I was wondering what would be the proper way to debug ASP.NET
application and see why it performs so slow sometimes on production
server. What we see is process w3wp.exe consuming CPU alot and also
consimung alot od memory. Is there a way for me to see what is

ich have some performance problems here. I have a solution with 18 project.
For GUI presentation I use DevExpress controls.
If I create a new solution with one form, some controls like grid control,
navigation bars and toolbars and I let it run, when I rezise the form the

I noticed recently that my computer was running slow and the fan on my
computer (it has a very loud fan) was always at maximum. So after
investigating it I found out that when I open the windows task manage the cpu
usage for 'system' is always at 50%! I used other programs to ...

We are using UIP for windows forms. When we navigate across screens in our
application, the memory builds up making the system very slow.
Does UIP hold any pointers to the forms I navigate to ? Which are the
collections in the UIP that holds the pointers to the forms.

I am trying to gather some data on Database connections pooling , usage of
pools, average # of connections in  a ppol.
I ran Perfmon, selected   ".NET CLR Data" ,Added  the 3 counters under it .
However , there is no data for these counters.

HI, was wondering what I need to monitor if I want to report on the
health of the virtual memory system eg is it overloaded?