HP StorageWorks IBM AIX Kit V3.0B for Enterprise Virtual Array Installation and Configuration Guide (AA-RUHAB-TE, October 2003)

15IBM AIX Kit V3.0B for Enterprise Virtual Array Installation and Configuration Guide
1
Understanding the
Enterprise Virtual Array
This chapter introduces the Enterprise Virtual Array components and explains
how the host servers are integrated. The following topics are covered:
■ About Virtualization, page 16
■ About the Enterprise Virtual Array, page 17
— EVA3000 versus EVA5000
— Storage Configuration, page 18
— Hosts and the Enterprise Virtual Array, page 18
— SAN Considerations, page 21
— Single/Multiple Path Support, page 21
— Host Presentation Compared with Enterprise Modular Array, page 21
■ Virtual RAID Considerations, page 22