admin_consumer/config/autoload/amqp.php

<?php

declare (strict_types = 1);
use function Hyperf\Support\env;
return [
    'enable' => true,
    'default' => [
        'host' => env('AMQP_HOST', '192.168.1.127'),
        'port' => (int) env('AMQP_PORT', 5672),
        'user' => env('AMQP_USER', 'guest'),
        'password' => env('AMQP_PASSWORD', 'guest'),
        'vhost' => '/',
        'concurrent' => [
            'limit' => 1,
        ],
        'pool' => [
            'min_connections' => 1,
            'max_connections' => 1, // 限制最大连接数为1
            'connect_timeout' => 10.0,
            'wait_timeout' => 3.0,
            'heartbeat' => -1,
            
        ],
        'params' => [
            'insist' => false,
            'login_method' => 'AMQPLAIN',
            'login_response' => null,
            'locale' => 'en_US',
            'connection_timeout' => 3.0,
            // 尽量保持是 heartbeat 数值的两倍
            'read_write_timeout' => 6.0,
            'context' => null,
            'keepalive' => false,
            // 尽量保证每个消息的消费时间小于心跳时间
            'heartbeat' => 3,
            'close_on_destruct' => false,
        ],
    ],
    'pool2' => [

    ],
];