Test-SidTranslation.ps1

$forest = [System.DirectoryServices.ActiveDirectory.Forest]::GetCurrentForest()
$gc = $forest.FindGlobalCatalog()
$searcher = $gc.GetDirectorySearcher()
$searcher.Filter = "(&(objectClass=user)(objectSID=*))"

# Since we're not setting a page size, this will return 1000 items and then stop
$objects = $searcher.FindAll()
$sidList = @()
foreach ($o in $objects) {
    $sid = New-Object System.Security.Principal.SecurityIdentifier(($o.Properties["objectSid"][0]), 0)
    $sidList += $sid
}

Write-Host "Found $($sidList.Count) SIDs. Starting resolve loop. Ctrl-C to stop."

# We have 1000 sids. Look them up in a loop, and log any errors.

$count = 0
$errorCount = 0

while ($true) {
    foreach ($sid in $sidList) {
        try {
            $count += 1
            Write-Progress -Activity "Resolving $sid" -Status "$count total / $errorCount errors"
            $sid.Translate("System.Security.Principal.NTAccount") | Out-Null
        } catch {
            $errorCount += 1
            Write-Error $_
            Write-EventLog -LogName "Application" -Source "Perflib" -EventId 12345 -EntryType Error -Message $_
        }

        Start-Sleep -Milliseconds 100
    }
}