关于gatewayworker中多个端口分别心跳检测的问题

<?php 
/**
 * This file is part of workerman.
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the MIT-LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 *
 * @author walkor<walkor@workerman.net>
 * @copyright walkor<walkor@workerman.net>
 * @link http://www.workerman.net/
 * @license http://www.opensource.org/licenses/mit-license.php MIT License
 */
use \Workerman\Worker;
use \Workerman\WebServer;
use \GatewayWorker\Gateway;
use \GatewayWorker\BusinessWorker;
use \Workerman\Autoloader;

// 证书最好是申请的证书
$context = array(
    // 更多ssl选项请参考手册 http://php.net/manual/zh/context.ssl.php
    'ssl' => array(
        // 请使用绝对路径
        'local_cert'                 => '/etc/ssl/certs/1_bundle.crt', // 也可以是crt文件
        'local_pk'                   => '/etc/ssl/certs/2_.key',
        'verify_peer'               => false,
        // 'allow_self_signed' => true, //如果是自签名证书需要开启此选项
    )
);
// websocket协议(端口任意，只要没有被其它程序占用就行)
$gateway = new Gateway("websocket://0.0.0.0:6686", $context);
// 开启SSL，websocket+SSL 即wss
$gateway->transport = 'ssl';
// gateway名称，status方便查看
$gateway->name = 'WebsocketSSL';
// gateway进程数
$gateway->count = 4;
// 本机ip，分布式部署时使用内网ip
$gateway->lanIp = '127.0.0.1';
// 内部通讯起始端口，假如$gateway->count=4，起始端口为4000
// 则一般会使用4000 4001 4002 4003 4个端口作为内部通讯端口 
$gateway->startPort = 11900;
// 服务注册地址
$gateway->registerAddress = '127.0.0.1:21238';
// 心跳间隔
$gateway->pingInterval = 60;
//如果设置为0代表客户端不用发送回应数据
$gateway->pingNotResponseLimit = 1;
// 心跳数据
//$gateway->pingData = '{"type":"ping"}';
$gateway->pingData = '';

$gateway->onConnect = function($connection)
{
    $connection->onWebSocketConnect = function($connection , $http_header)
    {

    };
};

$gateway = new Gateway("websocket://0.0.0.0:6687");
$gateway->name = 'Websocket Forward Gateway';
$gateway->count = 4;
$gateway->lanIp = '127.0.0.1';
$gateway->startPort = 13900;
$gateway->registerAddress = '127.0.0.1:21238';

// 心跳间隔
$gateway->pingInterval = 120;
//如果设置为0代表客户端不用发送回应数据
$gateway->pingNotResponseLimit = 0;
// 心跳数据
//$gateway->pingData = '{"type":"ping"}';
$gateway->pingData = '';

// gateway 进程，这里使用Text协议，可以用telnet测试
$gateway = new Gateway("tcp://0.0.0.0:6685");
// gateway名称，status方便查看
$gateway->name = 'SCADAGateway';
// gateway进程数
$gateway->count = 4;
// 本机ip，分布式部署时使用内网ip
$gateway->lanIp = '127.0.0.1';
// 内部通讯起始端口，假如$gateway->count=4，起始端口为4000
// 则一般会使用4000 4001 4002 4003 4个端口作为内部通讯端口 
$gateway->startPort = 12900;

// 服务注册地址
$gateway->registerAddress = '127.0.0.1:21238';

// 心跳间隔
//$gateway->pingInterval = 15;
//如果设置为0代表客户端不用发送回应数据
//$gateway->pingNotResponseLimit = 0;
// 心跳数据
//$gateway->pingData = '{"type":"ping"}';

/* 
// 当客户端连接上来时，设置连接的onWebSocketConnect，即在websocket握手时的回调
$gateway->onConnect = function($connection)
{
    $connection->onWebSocketConnect = function($connection , $http_header)
    {

    };
}; 
*/

// 如果不是在根目录启动，则运行runAll方法
if(!defined('GLOBAL_START')) {
    Worker::runAll();
}

1、针对端口6687的设置，依然是执行60s不回复则断开
2、怀疑是按了最小粒度的设置执行了
3、如何分开设置呢？