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PDO配置长连接在并发请求时候会报一个bug工作进程自动重启

### 问题描述
PDO配置长连接[\PDO::ATTR_PERSISTENT => true];
并发请求才会出现错误

### Swoole版本，PHP版本，以及操作系统版本信息
php8.0
swoole4.8.9

### 相关代码
```php
$dsn = 'mysql'
            . ':host=127.0.0.1'
            . ';port=3306'
            . ';dbname=test'
            . ';charset=utf8mb4';

$username = 'root';
        $password = 'root';
        $options = [\PDO::ATTR_PERSISTENT => true]; //长连接

$connect = new \PDO($dsn, $username, $password, $options);
		
		...
```

### 你期待的结果是什么？实际看到的错误信息又是什么？
[2022-05-19 17:30:05 $4593.0]   WARNING Server::check_worker_exit_status(): worker(pid=4614, id=1) abnormal exit, status=0, signal=11
A bug occurred in Swoole-v4.8.9, please report it.
The Swoole developers probably don't know about it,
and unless you report it, chances are it won't be fixed.
You can read How to report a bug doc before submitting any bug reports:
>> https://github.com/swoole/swoole-src/blob/master/.github/ISSUE.md
Please do not send bug reports in the mailing list or personal letters.
The issue page is also suitable to submit feature requests.

OS: Linux 4.4.0-22000-Microsoft #653-Microsoft Wed Apr 27 16:06:00 PST 2022 x86_64
GCC_VERSION: 8.5.0 20210514 (Red Hat 8.5.0-7)
OPENSSL_VERSION: OpenSSL 1.1.1k  FIPS 25 Mar 2021
PHP_VERSION : 8.0.12`

发布于4年前 · 15 次浏览 · 来自提问

sff

### 问题描述
PDO配置长连接[\PDO::ATTR_PERSISTENT => true];
并发请求才会出现错误

### Swoole版本，PHP版本，以及操作系统版本信息
php8.0
swoole4.8.9

### 相关代码
```php
$dsn = 'mysql'
            . ':host=127.0.0.1'
            . ';port=3306'
            . ';dbname=test'
            . ';charset=utf8mb4';

$username = 'root';
        $password = 'root';
        $options = [\PDO::ATTR_PERSISTENT => true]; //长连接

$connect = new \PDO($dsn, $username, $password, $options);
		
		...
```

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2022-05-21

Rango