磁盘挂载

查看磁盘情况

fdisk -l

mount报错

`

mount /dev/vdb /opt/qfusion

mount: /dev/vdb is write-protected, mounting read-only
mount: unknown filesystem type '(null)'
`

创建文件系统

mkfs.ext4 /dev/vdb

重新挂载
mount /dev/vdb /data