Storage Networking Fundamentals: An Introduction to Storage Devices, Subsystems, Applications, Management, and Filing Systems
by Marc Farley
Summary
Storage virtualization is one of the most important technologies in all of storage networking. This chapter examined the fundamental architectures, benefits, features, and risks involved with using storage virtualization.
Storage virtualization is a tool for manipulating storage address spaces and is implemented in two different types of products: volume management software and SAN virtualization systems. Volume managers work above the storage device driver layer, manipulating storage address spaces as they are presented to the host system. SAN virtualization systems are in the SAN between systems and storage. They perform their functions using proxy LUs and initiators to receive, interpret, and reinitiate I/Os that are received from ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access