>Hi,
>We install our appilcatin on Win2008 R2 server, and there applicatino processes works too slow. On Win2008 machine without R2 some operation can take 5 sec.. with R2 .. the same operation take 20 seconds.
>
>Is it well known problem, and when it so, any ideas how to fix performance?
>
>Thanks!
>Denis

Could it be your Anti-Virus software causing the slowdown??