The post-RAID (noRAID) era has begun. While RAID arrays aren’t going away, the growth is elsewhere, and corporate investment follows growth. (略) Despite the huge investment the industry has in RAID controller code, we now have better solutions. Properly priced and marketed, these solutions will drive the next big round of storage growth. 詳しくは記事をみていただくとして、基本はストレージへのデータを加工して複数のストレージ、クラウドなどへ冗長保存するという