Gauging size differences in Active Directory databases

“Why is the Active Directory database on DC A different in size than that on DC B?”. The fact is that AD is stored essentially on one monolithic file, the NTDS.DIT. Each domain controller in a domain and forest contains its own copy of that database that is continually updated with changes from its peers. […]

Why is the Active Directory database on DC A different in size than that on DC B?”. The fact is that AD is stored essentially on one monolithic file, the NTDS.DIT. Each domain controller in a domain and forest contains its own copy of that database that is continually updated with changes from its peers. That updating process is termed AD replication.

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