$cred = Get-Credential
$server = Read-Host "Please enter the hostname of the Citrix Server you wish to scan."
[string]$logfile = 'd:\poolmon.txt'
$poolmonnetwork = "<yourshare>\poolmon.exe"
$poolmonlocal = "c:\temp\poolmon.exe"
copy-item $poolmonnetwork -Destination "\\$server\c$\temp\poolmon.exe"
Write-Host $server
Invoke-Command -Computername $server -Credential $cred -ScriptBlock {Remove-Item $using:logfile -Force -EA SilentlyContinue }
Invoke-Command -Computername $server -Credential $cred -ScriptBlock {Invoke-Expression -Command:"cmd.exe /c $using:poolmonlocal -n $using:logfile"}
Write-Host "Ram Cache Used"
Invoke-Command -Computername $server -Credential $cred -ScriptBlock {((Get-Content $using:logfile | ? {$_ -like "*VhdR*"}) -split "\s+")[6] /1gb}
Write-Host "Disk Cache Used"
Invoke-Command -Computername $server -Credential $cred -ScriptBlock {(Get-ChildItem "d:\vdiskdif.vhdx" -Force).Length /1mb}
Invoke-Command -Computername $server -Credential $cred -ScriptBlock {Remove-Item $using:poolmonlocal -Force -EA SilentlyContinue }
Invoke-Command -Computername $server -Credential $cred -ScriptBlock {Remove-Item $using:logfile -Force -EA SilentlyContinue }