Add disk in virtual box vm In this post, we will check how to add disks in Virtual Box VM. 1. First add the disk from VM console as a new HDD as shown below: We have recently added oel76_db1.vdi disk. 2. Once the disk is added, it will be visible in fdisk -l command output. 3. create the partion using below command fdisk /dev/sdb for new partion : type n, to list partition : type p to write the partion : type w 4. Format the partition by below command: Now format the disk with mkfs command. # mkfs.ext4 /dev/sdb1 [root@oel76 etc]# mkfs.ext4 /dev/sdb1 mke2fs 1.42.9 (28-Dec-2013) Filesystem label= OS type: Linux Block size=4096 (log=2) Fragment size=4096 (log=2) Stride=0 blocks, Stripe width=0 blocks 15032320 inodes, 60108800 blocks 3005440 blocks (5.00%) reserved for the super user First data block=0 Maximum filesystem blocks=2208301056 1835 block groups 32768 blocks per group, 32768 fragments per group 8192 inodes per group Superblock backu...