HP 3000 Enterprise Virtual Array - Manual (Page 21)

• HSV controller—Manages all aspects of storage system operation, including communications
between host systems and other devices. A pair of HSV controllers is included in Enterprise
Virtual Array.
• Rack—A variety of free-standing racks are available.
Physical layout of the storage system
The basic physical components are shown in Figure 1 . The disk drives are installed in the disk enclosures,
which connect to Fibre Channel (FC) loop switches. The controller pair also connects to the FC loop
switches.
1
3
3
2
CXO7941A
Figure 1 EVA5000 Storage system hardware components
1. Drive enclosures 2. FC device loop switches
3. HSV110 controllers
The hardware components shown in Figure 1 are discussed in the following sections and in Storage
System Hardware Components .
Fibre Channel drive enclosure
Each Fibre Channel drive enclosure includes the following features. For additional information, see
Fibre Channel drive enclosures .
• 3U enclosure
• Dual-redundant, active-to-active, 2–Gbps FC loops
• Fourteen bays for 1–inch FC disks
• Environmental Monitoring Unit (EMU)
• Dual 2–Gbps FC I/O modules—A and B loops
• Dual redundant 500W power supplies and blowers
• Dual redundant blowers
For ease of management, the disk drives are referred to by their physical location, the drive bay number.
HP StorageWorks 3000/5000 Enterprise Virtual Array user guide (VCS 4.xxx) 21