In OVM environment maximum customers are using zfs storage.
If you guys are not familiar with GUI interface of zfs storage then no worries. You can download the simulator which provides the same kind of experience as the original zfs storage interface.
Below is the link to download.
You may need the Oracle portal credential to download it.
After importing this template into OVB (Oracle Virtual Box) you can assign IP address to it. Then put the same address in browser to start working on it.