$Filepath = "C:inetpublogslogfilesW3SVC1"
$Filen = Get-ChildItem -Path $Filepath | Select-Object -Last 1
$Filename = ($Filen).FullName
$Pat1 = "^.*(DocBOLAdviceConfirmListener).* (d{1,})$"
#$Pat2 = "^.* (d{1,})$"
#$data = ''
$Count1 = 0
    $stream = New-Object System.IO.FileStream -ArgumentList $Filename, 'Open', 'Read', 'ReadWrite'
    $reader = New-Object System.IO.StreamReader -ArgumentList $stream, $true
    $reader.BaseStream.Seek(0, 'Begin')
    while (-not $reader.EndOfStream) {
        $line = $reader.ReadLine()

        #$line
        if ([regex]::Matches($line,$Pat1,"IgnoreCase")) {
            $DocBolACLValue = $matches[2]
            if ($DocBolACLValue -gt 3000) {
                $Count1 += 1
            }
        }
    }

    $reader.Close()
    $stream.Close()
    $Count1