fdisk -u /dev/vdb
mkfs -t ext4 /dev/vdb1
echo `blkid /dev/vdb1 | awk '{print $2}' | sed 's/\"//g'` /data ext4 defaults 0 0 >> /etc/fstab
cat /etc/fstab
mkdir /data
mount -a
reboot
df -h
fdisk -u /dev/vdb
mkfs -t ext4 /dev/vdb1
echo `blkid /dev/vdb1 | awk '{print $2}' | sed 's/\"//g'` /data ext4 defaults 0 0 >> /etc/fstab
cat /etc/fstab
mkdir /data
mount -a
reboot
df -h