New answers tagged server-farm
Microsoft recommends a ratio of 3 Web servers per DC (https://technet.microsoft.com/en-us/library/cc263061(v=office.12).aspx for 2007, maybe for 2010/2013 change this recomendation). Some things to evaluate: LDAP operations (such as authentication and user operations) Number of users (RPS) Type of authentication (basic, kerberos) Active Directory uses ...
I guess the application pool is running under that user. If you Login to your Site with the same (managed) account the web application is running under, it will identify you as "System Account".
Top 50 recent answers are included