while (!eof( $fd ))
        {
            chomp( my $data = <$fd> );
            if ($data) {
                push @results, [ split ":", $data ];
            }
            else {    # Other side (child) has closed connection.
                $file_iter->remove($_);
                close $fd;    # Closing fd cleans up child
            }
        }
        sleep 10;