Before installing OpenMediaVault make sure your hardware is supported.
- CPU: Any i486 or amd64 compatible processor.
- RAM: 1 GiB capacity
- System Drive: 2 GiB capacity
- Data Drive: capacity according to your needs
The whole disc will be occupied by the System and swap space, so size doesn't matter so much. Data storage on the system disc is not supported.
If you use a Flash Drive, select one with static wear leveling, without it the drive will have a very short lifetime. It is also recommended to activate the Flash memory Plugin: (see Plug-ins) The entire disk is used as system disk. This disk can not be used to store user data.