RAID 6, also known as double-parity RAID, is one of several RAID schemes that work by placing data on multiple disks and enabling I/O operations to overlap in a balanced way, improving performance. Not all types of RAID, or redundant array of independent disks, offer redundancy, although RAID 6 does.
70.0%United States of America (the)
14.6%Russian Federation (the)
10.2%China