PoSH: get boot process duration

Get-LastBootDurations.ps1

Get-WinEvent -FilterHashtable @{LogName="Microsoft-Windows-Diagnostics-Performance/Operational"; Id=100} -MaxEvents 10 | ForEach-Object {
    # convert the event to XML and grab the Event node
    $eventXml = ([xml]$_.ToXml()).Event
    # output 
    [PSCustomObject]@{
        'Computer' = $eventXml.System.Computer
        'BootTime' = [int64]($eventXml.EventData.Data | Where-Object {$_.Name -eq 'BootTime'}).InnerXml
        'BootFinished' = [datetime]($eventXml.EventData.Data | Where-Object {$_.Name -eq 'BootEndTime'}).InnerXml
    }
}