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[2023-01-10 17:37:31 @9255.0] WARNING ReactorEpoll::add(): failed to add events[fd=17#0, type=7, events=512], Error: Bad file descriptor[9]

### 问题描述
在协程里创建了一个rabbitmq 消费者监听的 出现一大堆
[2023-01-10 17:37:31 @9255.0]	WARNING	ReactorEpoll::add(): failed to add events[fd=17#0, type=7, events=512], Error: Bad file descriptor[9]
该错误

### Swoole版本，PHP版本，以及操作系统版本信息
swoole 4.8.12
php7.4
LSB Version:	:core-4.1-amd64:core-4.1-noarch
Distributor ID:	CentOS
Description:	CentOS Linux release 7.5.1804 (Core) 
Release:	7.5.1804
Codename:	Core

### 相关代码
```php
              if(isset($wsObjects[$objectId])&&$ws_init_list[$objectId] == false){

$ws_init_list[$objectId] = true;

var_dump("Coroutine created");

Coroutine::create(function () use($frame,$user_already_msg_data,$user_id,$objectId,$wsChannel) {
                                global $user_zhihai_send_info,$wsChannel,$wsObjects;
                                var_dump(1077);
                                if(isset($wsObjects[$objectId])){
                                    $ws = $wsObjects[$objectId];
                                }else{
                                    var_dump("已经被快速关闭了");
                                    return "";
                                }

$xiecheng_id = \Swoole\Coroutine::getCid();

$channel = $wsChannel[$objectId];

$user_zhihai_send_info[$objectId] = $xiecheng_id;

//                            var_dump("listen subscripe  start ".str_repeat('-',50));
//                            var_dump("fd: $frame->fd ");
//                            var_dump("user_zhihai_send_info: $user_zhihai_send_info[$objectId] ");
//
//                            var_dump("origin_ws->isClosed:");

if($channel->is_open()&&$ws->socket->checkLiveness()){
                                    subscripe($frame->fd,$ws,$channel,$user_already_msg_data,$user_id,$objectId);
                                }

//                            var_dump("listen subscripe  end ".str_repeat('-',50));

});
```

### 你期待的结果是什么？实际看到的错误信息又是什么？
是什么原因导致的大量该错误提示

发布于3年前 · 19 次浏览 · 来自提问

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