How to migrate AAD Connect database to a new SQL server

 

1/ Stop + disable „Microsoft Azure AD Sync“ (ADSync)

2/ Migrate database to new SQL server (CI collation etc, see https://docs.microsoft.com/en-us/azure/active-directory/connect/active-directory-aadconnect-prerequisites)

3/ Restore db owner + permissions for a service account on new SQL server

4/ Backup registry:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ADSync\Parameters
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSOLCoExistence\CurrentVersion

5/ Update registry with new SQL server/instance name

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ADSync\Parameters\SQLInstance
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ADSync\Parameters\Server
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSOLCoExistence\CurrentVersion\SqlInstanceName
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSOLCoExistence\CurrentVersion\SqlServerName

6/ Start „Microsoft Azure AD Sync“ (ADSync)

7/ Check logs + sync manager console

8/ 🙂

Zjištění volného místa v lokální databázi AADConnect serveru

Tohle jsem nenašel nikde popsáno, takže poznačit:

Zbývá zhruba 1,4 GB místa do limitu 10 GB, takže je nejvyšší čas přesunout databázi na plnohodnotný SQL server.

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