To clone Hard Drive
VBoxManage clonehd (origin) (destination)
To clone vdi
VBoxManage clonevdi (origin) (destination)
Install Guest Additions
-Devices > Install Guest Additions
-cd /media/VBOXADDITIONS*
-sh ./VBoxLinuxAdditions.run
-add vboxsf group to oracle user
usermod -G oinstall,dba,vboxsf oracle
Creating new disk for using with ASM on RAC environment
mkdir -p /User/agap/VirtualBox/ol7-122-rac
cd /User/agap/ol7-122-rac
1.Creating disks
VBoxManage createhd --filename asm1.vdi --size 20480 --format VDI --variant Fixed
2.Connecting asm.vdi to Virtual Machine.
VBoxManage storageattach ol7-122-rac1 --storagectl "SATA" --port 1 --device 0 --type hdd --medium asm1.vdi --mtype shareable
3.Making shared disk.
$ VBoxManage modifyhd asm1.vdi --type shareable
