function parseQueue()
{
    $unix = new unix();
    $pidfile = "/etc/artica-postfix/pids/" . basename(__FILE__) . "." . __FUNCTION__ . ".pid";
    $pid = $unix->get_pid_from_file($pidfile);
    $sock = new sockets();
    if ($unix->process_exists($pid, basename(__FILE__))) {
        $pidTime = $unix->PROCCESS_TIME_MIN($pid);
        events("Already process PID: {$pid} running since {$pidTime} minutes", __FUNCTION__, __FILE__, __LINE__, "postfix-stats");
        return;
    }
    @file_put_contents($pidfile, getmypid());
    if (system_is_overloaded(basename(__FILE__))) {
        events("Overloaded system, aborting", __FUNCTION__, __FILE__, __LINE__, "postfix-stats");
        return;
    }
    $EnableArticaSMTPStatistics = $sock->GET_INFO("EnableArticaSMTPStatistics");
    if (!is_numeric($EnableArticaSMTPStatistics)) {
        $EnableArticaSMTPStatistics = 0;
    }
    $directory = "/var/log/artica-mail";
    if (!is_dir($directory)) {
        return;
    }
    if (!($handle = @opendir($directory))) {
        return;
    }
    $q = new mysql_postfix_builder();
    $q->CheckTables();
    events("open {$directory}");
    while (false !== ($filename = readdir($handle))) {
        if ($EnableArticaSMTPStatistics == 0) {
            @unlink("{$directory}/{$filename}");
            continue;
        }
        if (!preg_match("#(.+?)\\.[0-9]+\\.aws#", $filename, $re)) {
            continue;
        }
        $instancename = $re[1];
        ParseFile("{$directory}/{$filename}");
        if (system_is_overloaded(basename(__FILE__))) {
            system_admin_events("Overloaded system, aborting", __FUNCTION__, __FILE__, __LINE__, "postfix-stats");
            return;
        }
    }
}