Get FSLogix Disk Compaction Information from Event Log

Get-FslCompactionInfo.ps1

$diskCompactionEvents = Get-WinEvent -FilterHashtable @{
    LogName = 'Microsoft-FSLogix-Apps/Operational'
    ID      = 57
}

foreach ($event in $diskCompactionEvents) {
    $out = [PSCustomObject]@{
        ImagePath = $event.Properties[0].Value
        'TimeTaken(ms)' = $event.Properties[7].Value
        'InitialSize(MB)' = $event.Properties[4].Value
        'FinalSize(MB)' = $event.Properties[5].Value
        'SpaceSaved(MB)' = $event.Properties[6].Value
    }
    Write-Output $out
}