Redundant array of independent disks or as it is better known — RAID — is a data storage virtualization technology that conflates multiple physical storage devices into a single logical unit. This setup enhances the integrity and reads & write speeds of the data by employing various data redundancy mechanisms, thereby giving you more certainty as to whether your data is intact at any given moment. Many people naturally wonder if RAID may altogether supersede the good old data backup; however, in this article, we will describe how RAID and backup actually complete each other rather than compete with each other.
Spoiler - no, RAID is not a backup. But it can be of a good help Continue reading