After login to your server using SSH as root administrator privileges. First Let us see the devices in the system: df -h Then we are adding the Disk /dev/sdb: fdisk -1  Now execute the following: fdisk /dev/sdb  Then enter n to add a new partition. Now you have to run mkfs -t ext3 /dev/sdb then confirm the message.   Create a directory with name and map the name to the device in the example “DIRECTORY” is the name what we need , execute these commands: mkdir /DIRECTORY Run the following command to test your drive listed and usable: df -h You can access your new drive by run cd /DIRECTORY and use your new drive.