• Configure and monitor physical subsystem components such as controllers, physical disks, power
supplies, blowers, and network connections.
• Configure and view controller logs and events.
Controller soft ware
HP StorageWorks Virtual Controller Software (VCS) m anages a ll aspects of storage system o peration.
VCS provides scalable capacity on-demand, improves performance, increases disk utilization efficiency ,
and allows for
easy dynamic storage expansion. VCS is installed on the storage system and is also
included in th
e VCS for HSV Controller software kit.
VCS features and functionality
• Support for up to 240 disk drives per controller pair on the EVA5000.
• Support for up to 56 disk drives per controller pair on the EVA3000.
• Management of up to 1024 virtual disks, ranging in size from 1 GB to 2 TB per virtual disk, per
disk pool
• Dynamic capacity expansion (if supported by your operating system)
• Virtualdiskdataloadleveling
• Distributed sparing of disk capacity
• Virtually capacity-free snapshot (Vsnap)
• Virtually Instantaneous Snapclone (VIS) and 3–phase Snapclones
• Dual redundant controller operation for increased fault tolerance
• Multi-path failover support
• Battery backup for cache memory
• A synchronous disk swap (Hot Swap)
• Clustered server support
• Mirrored write-back cache support
• Read-ahead and adaptive read caching support
• Virtual RAID level selectable (Vraid0, Vraid1, Vraid5)
• Non-disruptive software upgrade capability
• Supports connection of up to 256 hosts
• Multivendor platform support
• Controller password protection for configuration control
• Selective storage presentation
• SAN-based data zoning
Software licensing
HP Com
mand View EVA, HP Business Copy EVA and HP StorageWorks Continuous Access EVA require
asepa
rate license for each controller pair. Instructions for obtaining licenses are included with the
soft
ware documentation.
Additional information about HP Business Copy EVA and HP Continuous Access EVA can be found online
at h
ttp://h18006.www 1.hp.com/storage/software.html.
Hardware
The Enterprise Virtual Array includes the following hardware components:
• Fibre Channel drive enclosure—Contains disk d rives, power supplies, blowers, I/O modules,
and an Environmental Monitoring Unit (EMU).
• Fibre Channel loop switch—Provides t welve-port central interconnect for Fibre Channel drive
enclosure FC Arbitrated Loops. Fibre Channel loop switches are used only on the EVA5000.
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Enterprise Virtual Array description
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