AD monitoring management and maintenance
AD monitoring
Real-time status monitoring
Performance Counters AD Service Counter Objects - Description, Criteria
Hardware status: CPU, memory, disk, network
AD Service Status: AD DS
Domain Controller Default Data Collector
Log Status: Event Viewer
AD Maintenance and Status Commands
repadmin: View status related to AD replication
http://www.itingredients.com/repadmin-active-directory-replication-tools/
dcdiag: Monitoring status of services related to AD
https://technet.microsoft.com/en-us/library/cc180912.aspx
AD maintenance
NTDSutil: Easily changing AD database location and other configuration is not recommended
AD Recycle Bin
AD forest functional level must be above 2008R2
Once the AD recycle bin is enabled, it cannot be closed
The default starts from 2008, like OU, AD users - prevent accidental deletion options
Recover accidentally deleted objects
Backup and restore domain controllers
Windows server backup
Unauthorized restore:
In the current data center, all domain controllers fail, only one domain controller needs to be restored first
Authoritative restore
In the data center, a domain controller fails. After restoring from backup, define the domain controller that is currently restored as the authoritative database, or restore the AD database from other domain controllers.