fdisk (for “fixed disk”) is a commonly used name for a command-line utility that provides disk partitioning functions in an operations.

To check the connected storage on the linux partition ,type below command.

$fdisk -l
(it displays connected storage table details)

To create partition ,you need to run below commands

$fdisk /dev/sda2

arugments

n’ – to add a new partition
‘p’ – primary
‘1′ – start cylinder
‘+5096M’ – to indicate 5 Gigabytes
‘w’ – to write the changes to the disk

Note:Fdisk create only raw partition

to format raw partition.

$mke2fs -j /dev/sda2

after this check weather it is mounted are not using below command.

$cat /etc/fstab

or

$du -h

if  /dev/sda2 is not mounted to then you need to mount using below command

$sudo mount /dev/sda2 /mnt/disk

(here i have mounted that into my desired location you can change as per your requirement)

now add  mount location to /etc/fstab by doingbelow command

$vi /etc/fstab

add below line

/dev/sda2 /mnt/disk  defaults,locale=en_IN 0 0

by doing it will automatically mount this partition on every boot.