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Hitachi RAID - Lightning 9900 V Specifications -
Models |
9980V |
9970V |
Number of disk
drives (with spares) |
5 to 1024 |
5 to 128 |
Disk capacity
|
15,000RPM |
36GB |
10,025RPM |
73GB |
7,200RPM |
181 |
Total raw capacity
per subsystem |
74.7TB |
9.3TB |
Maximum usable
capacity for RAID-5 |
Open Systems |
64.3TB |
6.8TB |
S/390®-compatible |
61.1TB |
6.4TB |
Maximum usable
capacity for RAID-1+ |
Open Systems |
37TB |
4.5TB |
S/390®-compatible |
34.6TB |
4.2TB |
Maximum number
of RAID groups/subsystem |
With 4 spares |
31 |
With 8 spares |
254 |
With 16 spares |
252 |
Cache |
Maximum |
64GB |
32GB |
Minimum |
4GB |
2GB |
Increments |
4GB |
2GB |
Logical Device
Support |
Up to 8,192 |
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Models |
9980V |
9970V |
Client-Host
Channel Adapters (CHAs) |
Number of CHIP
pairs |
Up to 4 |
Up to 3 |
Simultaneous
data transfers per CHIP pair |
8 |
Physical interfaces
per CHIP pair |
8 |
Physical Interfaces
per Subsystem |
Maximum |
32 |
24 |
FICON® |
0, 8, 16, 24,
32 |
0, 8, 16, 24
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Extended Serial
Adapters |
0, 8, 16,
24, 32 |
0, 8, 16,
24 |
Fibre Channel
(fiber-optic cable) |
0, 8, 16,
24, 32 |
0, 8, 16,
24 |
Interface Speed
(Fibre Channel) |
2 Gbit/sec
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Logical Paths
per Subsystem |
Extended
Serial Adapters |
Up to 8,192 |
Up to 6,144 |
Array Control
Processor (ACP) |
Number of ACP
pairs per subsystem |
Up to 4 |
1or 2 |
Physical array
paths per ACP pair |
8 |
Maximum disks
per array path |
64 |
32 |
Simultaneous
transfers per ACP pair |
To
cache |
8 |
To
disk array |
8 |
Transfer rate |
Per
disk array path |
Up
to 100MB/sec |
Per
ACP pair (to cache) |
Up to 800MB/sec |
Hi-Star
switched-fabric architecture |
Aggregate
bandwidth (data) |
10.6GB/sec |
5.3GB/sec |
Aggregate
bandwidth (control) |
5.3GB/sec |
2.6GB/sec |
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Models |
9980V |
9970V |
Array frames per subsystem |
Up to 4 |
N/A |
Spare drives per subsystem
(standard) |
1 per drive
RPM installed |
Spare drives per subsystem
(maximum) |
16 |
4 |
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73GB |
36GB |
GMR (Giant
Magnetoresistive) Head Technology |
Rotation Speed |
10,025RPM |
14,904RPM |
Form Factor |
3.5-inch LP |
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Media Diameter |
3.0 in. |
2.5 in. |
Actuator |
Rotary |
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Servo System |
Digital |
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Interface |
FC-AL |
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Internal
Transfer Rate |
Inner Zone |
44.2MB/sec |
68.5MB/sec |
Outer Zone |
74.0MB/sec |
88.3MB/sec |
Average Seek
Time |
Read |
4.9ms |
3.8ms |
Write |
5.7ms |
4.2ms |
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Models |
9980V |
9970V |
Physical
Specifications |
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Control Frame |
Integrated Control &
Array Frame |
Height |
1,860mm (73.2
in.) |
Width (with two side panels) |
782mm (30.77
in.) |
Depth |
800mm (31.5
in.) |
Weight |
553kg (1,216.6 lbs)* |
796kg (1,751.2 lbs)** |
Heat |
2.17kW* |
4.52kW** |
Power |
2.31kVA* |
4.87kW** |
Array Frame
(one to four) |
Height |
1,860mm (73.2
in.) |
Width (with two side panels) |
750mm (29.5
in.) |
Depth |
800mm (31.5
in.) |
Weight |
755kg (1,661
lbs)*** |
Heat |
6.61kW |
Power |
7.16kVA |
* One controller,
64GB cache, 4 ACP pairs, 32 Fibre Channel ports.
** One full system, 32GB cache, 1 ACP pair, 24 Fibre Channel
ports, and 128 disks.
*** One disk array frame, 256 disk drives, 18,371GB raw capacity
using 73GB hard disk drives. |
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Open Systems |
Compaq®
Tru64 UNIX |
HP-UX®
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IBM®
AIX® |
Novell®
NetWare® |
Red Hat®
Linux® |
Sequent®
DYNIX/ptx® |
SGI IRIX® |
Sun Solaris |
Windows®
2000 |
Windows NT® |
Open VMS |
S/390® |
OS/390® |
MVS/ESA® |
MVS/XA®
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TPF/MPLF |
VM/ESA |
VM/XA |
VM/HPO |
VSE/ESA® |
VSE/SP (4.1) |
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Host
Failover and Alternate Path Support |
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Host Failover |
Alternate Path |
HP-UX® |
MC/ServiceGuard |
HP-UX/Logical Volume Manager |
Sun Solaris |
VERITAS Cluster Server |
VERITAS VxVM Hitachi Dynamic
Link Manager |
AIX® |
HACMP |
Hitachi Dynamic Link Manager |
Windows NT/2000® |
MSCS |
Hitachi Dynamic Link Manager |
Compaq®
Tru64 UNIX |
TruCluster |
LMS |
Sequent® |
ATAP |
Sequent proprietary software |
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