ProcessPriority.psm1
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function Set-ProcessPriority { [CmdletBinding()] param ( [Parameter(Mandatory = $true, ParameterSetName = 'ProcessName')] [ValidateScript({ (Get-CimInstance -ClassName Win32_Process).Name -contains $PSItem })] [string] $Name, [Parameter(Mandatory = $true, ParameterSetName = 'ProcessName')] [ValidateSet('Idle', 'BelowNormal', 'AboveNormal', 'High', 'Realtime')] [string] $Priority ) # Documentation here: https://docs.microsoft.com/en-us/windows/win32/cimwin32prov/setpriority-method-in-class-win32-process $PriorityMapping = @{ Idle = 64 BelowNormal = 16384 Normal = 32 AboveNormal = 32768 High = 128 Realtime = 256 } $ProcessList = Get-CimInstance -ClassName Win32_Process -Filter "Name = '$Name'" foreach ($Process in $ProcessList) { Invoke-CimMethod -InputObject $Process -MethodName SetPriority -Arguments @{ Priority = $PriorityMapping.$Priority } Write-Verbose -Message ('Set process priority to {0} for process ID {1}' -f $Priority, $Process.ProcessId) } } Register-ArgumentCompleter -CommandName Set-ProcessPriority -ParameterName Name -ScriptBlock { param($commandName, $parameterName, $wordToComplete, $commandAst, $fakeBoundParameter) $ProcessList = (Get-CimInstance -ClassName Win32_Process).Name | Select-Object -Unique # Update array with quoted process names, if it has spaces foreach ($Process in $ProcessList) { $ProcessList[$ProcessList.IndexOf($Process)] = ($Process -match '\s') ? "'$Process'" : $Process } $wordToComplete ? $ProcessList -match $wordToComplete : $ProcessList } |