mount

示例

# 挂载设备
mount /dev/sda1 /mnt

# 按标签挂载
mount -L MY_DATA /mnt

# 挂载所有 fstab
mount -a

# 绑定挂载
mount --bind /old/dir /new/dir

# 重新挂载为读写
mount -o remount,rw /