Create new empty partitions:
# parted -s /dev/vdb mklabel gpt
# parted -s /dev/vdb unit mib mkpart primary 0% 100%

Create new empty filesystem:
# mkfs.ext4 /dev/vdb1

Mount block storage:

# mkdir /mnt/blockstorage
# echo >> /etc/fstab
# echo /dev/vdb1               /mnt/blockstorage       ext4    defaults,noatime,nofail 0 0 >> /etc/fstab
# mount /mnt/blockstorage