EMC Isilon—Scale-out Without Compromise
Many companies are selling scale-out storage solutions. In fact, scale-out architectures have become pretty mainstream in enterprise IT shops, but the approaches vendors are taking with their scale-out offerings vary drastically. Some systems were designed from the ground up to be scale-out architectures and are truly scalable and virtualized, abstracting physical hardware resources with an overlying file system that provides a single sharable storage volume that spans and utilizes the resources of many physical nodes. Other vendors offer systems that tightly couple hardware and software, porting many scale-up attributes to scale-out storage, like hard mapping of volumes to specific nodes, and creating, managing, and allocating volumes and LUNs.
Read more in this Whitepaper.