What is RAID? Levels and Types
In simple terms, RAID is basically a way of combining a group of hard drives together to form a single “virtual” drive. The main benefit is not only to obtain a bigger combined space but also to have data protection by having redundancy. This redundancy is achieved by duplicating the data in the additional drives, therefore, if one drive fails your data will still be safe and available. In a nutshell, RAID provides two main advantages: performance and/or data redundancy. In the following article I will be talking about the different RAID levels, their advantages and disadvantages. I will only focus on the RAID levels that are being used today, not in rare or obsolete ones like RAID 2, 3, and 4. The purpose of this article is to help you get a quick understanding of what RAID is and what level to choose for your project. Read More »