
80 The Green and Virtual Data Center
One approach to addressing consolidated backup contention is to
leverage a backup server and configure it as a proxy (see Figure 4.3) to per-
form the data movement and backup functions. Proxy backups work by
integrating with snapshot, application, and guest operating system tools
for pre- and postprocessing. As an example, VMware Consolidated
Backup (VCB) is a set of tools and interfaces that enable a VM, its guest
operating system, applications, and data to be backed up by a proxy while
reducing the CPU, memory, and I/O resource consumption of the physi-
cal server compared to a traditional backup.
VCB is not a backup ...