An Active Directory Health Check through PowerShell

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Presentation transcript:

An Active Directory Health Check through PowerShell Jeff Wouters | MVP Windows PowerShell [CEO | Automation Consultant] @ Methos BSc, MCT, MVP, MCSA, MCSE, MCTS, MCITP

possessod PowerShell Script of System Center Documentation PSSOSCD

Whatcha doin’? Users Groups Trusts Replication Subnets Sites DC’s GPO’s

Bumps along the way… LDAP + ForEach + Where-Object = Maximum LDAP query results…

Execution time vs … Cmdlets ADSI LDAP .NET

ForEach vs ForEach-Object ForEach = Slower ForEach-Object = More memory consuming Note: This is a huge over-simplification Watch the Hey!ScriptingGuy blog… 

The problem is choice… Backwards compatibility is a bitch! *** Start upgrading already!!! *** Which PowerShell versions to support? Which Operating Systems to support? Which Domain Level to support? Include GPO? Include DNS? Include DHCP? Support domains and/or forests?