Storage: The Achilles’ Heel of Data Center Virtualization
January 11, 2011 No CommentsWhen server virtualization was still in its infancy, servers were primarily using block-based SANs for network disk storage, and that was sufficient at the time. Then things began to change. The underlying SAN infrastructure began to feel the strain. SAN has inherent limitations in virtual server environments, while NAS has inherent strengths.