Symptoms
The launch of web components are very slow after the OS upgrade
Diagnoses
Looking at machine.config, looks like the configuration file was overwritten after the OS upgrade
Resolution
Open the machine.config file (C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIG) for editing. Locate this section:-
""
and replace with the following:
"
"
This is a known behaviour with .Net Framework:-
http://blogs.msdn.com/b/amolravande/archive/2008/07/20/startup-performance-disable-the-generatepublisherevidence-property.aspx