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An Active Directory Health Check through PowerShell

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

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An Active Directory Health Check through PowerShell

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

  2. possessod • PowerShell Script of System Center Documentation • PSSOSCD

  3. Whatchadoin’? • Users • Groups • Trusts • Replication • Subnets • Sites • DC’s • GPO’s

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

  5. Execution time vs … • Cmdlets • ADSI • LDAP • .NET

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

  7. 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?

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