mysql安装连接不上

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面板、插件版本：8.0.5

系统版本：Kylin Advanced Server V10 (SP3) x86_64(Py3.7.16)

问题描述：无法安装mysql8，然后我重新安装mysql5.7就是连接不上

相关截图（日志、错误）：

ERROR! MySQL server PID file could not be found!Starting MySQL... ERROR! The server quit without updating PID file (/www/server/data/host-192-168-74-133.pid).Warning: Using a password on the command line interface can be insecure.ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (111)Warning: Using a password on the command line interface can be insecure.ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (111)Warning: Using a password on the command line interface can be insecure.ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (111)