Add-CPU To VM Guests With only 1 CPU

Add-CPUToVMGuests.ps1

# Query VMWare for the List of All servers With Only 1 CPU Shut Them Down and Add Another CPU
# Assumes You Need To Shut The Server Down Which May Not Be The Case

$Date     = ((Get-Date -Format "yyyy-MM-dd_HHmm_K").Replace(":","-").Replace("+","-")).ToString() # _$($Date).csv" _$($Date).txt" # Date for use in Filenames with TZ


$Server = 'VC1'

$VMCli = (Get-Module VMware.PowerCLI -ListAvailable).Name
if($VMCli -ne 'VMware.PowerCLI'){
    
    Write-Output "No VMWare CLI Found"
    Install-Module VMware.PowerCLI -Scope AllUsers -AllowClobber #-Force
}

Import-Module VMware.PowerCLI 
		
Set-PowerCLIConfiguration -Scope User -ParticipateInCEIP $false -InvalidCertificateAction Ignore -Confirm:$False

$UPN = cmd /c whoami /upn
$Cred = (Get-Credential -UserName $UPN -Message "Password")
    
Connect-VIServer -Credential $Cred -Server $Server   # Requires the Credential function to be run once
    

# Gets VM Guests That Are Powered On With 1 CPU and 4GB or More of RAM
$VMs = Get-VM | Where {($_.PowerState -eq 'PoweredOn') -and ($_.NumCPU -le 1) -and ($_.MemoryGB -ge 4)} | Sort Name
$VMs | Select Name,NumCpu,MemoryGB


foreach ($Item in $VMs.Name)
{
    #$Item = 'ADFS2' # Testing
    Shutdown-VMGuest -VM $Item -Confirm:$false #-WhatIf
    Get-VM -Name $Item | Set-VM -NumCpu 2 -Confirm:$false
    
    Start-VM -VM $Item -Confirm:$false
}