Modified your /usr/local/lxlabs/kloxo/httpdocs/htmllib/lib/dns/driver/dns__lib.php:
From:
...
function dosyncToSystemPost()
{
global $gbl, $sgbl, $login, $ghtml;
$this->createAllowTransferIps();
$driverapp = slave_get_driver('dns');
...
To:
...
function dosyncToSystemPost()
{
global $gbl, $sgbl, $login, $ghtml;
// $this->createAllowTransferIps();
$driverapp = slave_get_driver('dns');
...
This createAllowTransferIps() function make slowly and memory leak.