For decades, servers used hard drives set up in RAID (i.e. redundant array of independent disks) configurations to store data in a more efficient way as well as provide data redundancy. This job is usually done by a physical RAID controller, however, there needed to be measures in place to not lose data in case of a server failure or power outage. Traditionally this data-loss protection was carried out by BBUs (i.e. battery backup unit), however, these devices worked by basically being a battery pack that stored data that hasn’t been synced to the disk yet, usually with up to...