The number of users that AD can support is dependent on the amount of space that each object takes up, which will...
increase if you're using many directory-enabled applications such as Microsoft Exchange that will increase the amount of storage required for each user object. The physical NTDS.DIT file that stores AD information on each domain controller can be many terabytes in size, and thus AD can scale to millions of objects. For an interesting discussion on what happens when you have a really large DIT file, check out this blog entry from one of Microsoft's developers:
Related Q&A from Laura Hunter
Active Directory expert Laura E. Hunter tells a reader what to keep in mind when deleting subnets associated with sites being removed in an ...continue reading
Active Directory expert Laura E. Hunter explains to a reader what must be done to change the default display specifiers for new users in Active ...continue reading
Active Directory expert Laura E. Hunter offers a tip for shortening client wait times.continue reading
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.