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Server Virtualization and Storage Management

Better Integration, Specialized Tools

In the past decade or so, storage management has developed into a discipline in its own right, driven by big increases in the amount of data being stored, as well as the rise of storage networking protocols that facilitate shared storage.

Virtualization, meanwhile, has become the foremost technology for server and PC optimization.  In this environment, shared storage provides functionality that would otherwise not be possible, such as nondisruptive virtual machine migration.

But virtualization adds a layer of complexity in the association between a server and the storage that supports it. That layer of abstraction between virtualization and storage means it’s a challenge to translate storage-focused concepts such as RAID groups and LUNs to virtual objects such as VMDKs and virtual hard disks. So, to successfully provide storage for virtual environments, storage admins should take a new tack.

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