Loading Active Directory Database into RAM

Is there a way to load the entire Active Directory database into RAM?  The idea behind this question is that having the sought after data in physical RAM would prevent the delays of seek time and paging which even the fastest hard drives have to greater or lesser degree.  This question is much more likely to […]

Is there a way to load the entire Active Directory database into RAM?  The idea behind this question is that having the sought after data in physical RAM would prevent the delays of seek time and paging which even the fastest hard drives have to greater or lesser degree.  This question is much more likely to be asked by a company who has been reading our Server 2003 and later marketing information which states:

By moving to Windows Server 2003 x64 Editions, even quite large Active Directory implementations can be entirely memory resident, greatly improving the speed of queries and enabling a significant server consolidation of domain controllers supporting query-intensive applications such as Microsoft Exchange Server 2003.

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