$sessionId = $args[0]
$userProcesses = get-process | Where {$_.SI -eq $sessionId}
$priorityhash = @{-2="Idle";-1="BelowNormal";0="Normal";1="AboveNormal";2="High";3="RealTime"}
foreach ($process in $userProcesses) {
try {
if ($process.priorityclass -eq $priorityhash[-1]) {
(Get-Process -Id $process.id).priorityclass = $priorityhash[0]
}
} catch {
Write-Host "Skipped process $($process.name)"
}
}