HP StorageWorks XP20000/XP24000 - Disk Array Owner's Manual page 29

Feature
Maximum storage capacity (not including
external storage)
Cache
Hard disk and flash drives
Shared memory
Disk Adapters (DKAs)
Channel Adapters (CHAs)
Configuration disk
SVP code
High-availability secondary SVP
RAID level
LDEVs
Specification
12
332 TB (where 1 TB = 10
(Usable storage is always less than the maximum raw storage
capacity.)
4 to 512 GB
73 GB 15000 RPM FC
73 GB Solid State
146 GB 15000 RPM FC
146 GB Solid State
200 GB Solid State
300 GB 10000 RPM FC
300 GB 15000 RPM FC
400 GB Solid State
750 GB 7200 RPM SATA
400 GB 10000 RPM FC
1TB 7.2k SATA Array Group
450GB 15K RPM HDD
8 Port 8 GB FC CHA
8 GB LW Transceiver
2 to 32 GB (Available shared memory depends on the configuration)
Up to two adapters supporting two DKA pairs (4 DKAs total) per
DKU. DKAs are sold in sets of 2 pairs.
2 DKA pairs = up to 256 HDDs, 16 paths
4 DKA pairs = up to 640 HDDs, 32 paths
6 DKA pairs = up to 768 HDDs, 48 paths
8 DKA pairs = up to 1152 HDDs, 64 paths
1 to 14 adapters (each DKA set above 4 reduces the maximum
number of CHAs by two)
Fibre Channel: up to 224 ports
ESCON: up to 112 ports
FICON: up to 112 ports
XP24000-specific
XP24000-specific
Optionally available
RAID1 (2D+2D)
RAID1 (4D+4D)
RAID5 (3D+1P)
RAID5 (7D+1P)
RAID6 (6D+2P)
Up to 64K
XP24000/XP20000 Disk Array Owner's Guide
bytes)
29