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Freedom Storage 7700E Specifications
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Control Frame |
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Client-Host Interface Processor (CHIP) |
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Number of CHIP pairs |
Up to 4 |
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Simultaneous data
transfers per CHIP pair |
4 or 8 |
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Simultaneous data
transfers per subsystem |
4 to 32 |
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Physical interfaces per
CHIP pair |
4 or 8 |
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Physical
interfaces per subsystem |
 Maximum
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32 |
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Parallel
|
0, 8, or 16 |
Extended Serial
Adapters™ (ExSA™)1 |
0, 4, 8, 12, 16, 20, 24, 28, or 32 |
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SCSI-2 FWD/Ultra-SCSI |
0, 8, 16, 24, or 32 |
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(Fibre channel/Fibre-optic cable) |
0, 4, 8, 12, or 16 |
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Logical control units
per subsystem |
Up to 4 |
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Logical paths
per subsystem |
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Parallel
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Up to 16 |
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ExSA
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Up to 512 |
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SCSI-2 FWD, Ultra-SCSI, or Fibre
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1.9GB LUNs |
Up to 1,012 |
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2.4GB LUNs |
Up to 1,020 |
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7.3GB LUNs |
Up to 812 |
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Transfer rates (MB/sec) |
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Parallel channels |
3.0, 4.5, or 6.0 |
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ExSA channels |
10 or 17 |
SCSI-2 FWD/Ultra SCSI
interfaces |
Up to 20/up to 40 |
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Fibre interfaces |
Up to 100 |
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Nonvolatile
cache |
256MB to
16GB |
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Array
Control Processor (ACP) |
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Number of ACP pairs |
Up to 4 |
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Physical array paths per ACP pair |
8 |
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Physical array paths per subsystem |
32 |
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Array interface |
SCSI-2 |
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Simultaneous
transfers per ACP pair |
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To nonvolatile cache |
4 |
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To array |
8 |
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Transfer rate (MB/sec) |
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Per array path |
Up to 20 |
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Per ACP pair |
Up to 160 |
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Multiple-bus
architecture internal bandwidth |
744MB/sec |
1 Extended Serial Adapters are compatible with ESCON®
protocol.
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Array Frame |
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Array frames per subsystem |
Up to 4 |
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Spare drives per subsystem (standard) |
1 per drive
capacity installed |
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Spare drives per subsystem (maximum) |
8 |
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Hard Disk Drives |
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GMR (Giant Magnetoresistive) Head Technology |
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Capacity |
47.19GB |
18.46GB |
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Form factor |
3.0 in. |
3.0 in. |
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Actuator |
Recoilless rotary |
Recoilless rotary |
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Servo system |
Digital |
Digital |
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Interface |
Dual-ported SCSI-2 |
Dual-ported SCSI-2 |
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Rotation speed |
10,025RPM |
10,025RPM |
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Internal data transfer rate (MB/sec) |
30.2 (inner zone)
45.6 (outer zone) |
30.2 (inner zone)
45.6 (outer zone) |
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Average seek time (ms) |
5.7 (read)
6.5 (write) |
5.2 (read)
6.0 (write) |
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MR (Magnetoresistive) Head Technology |
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Capacity |
35.87GB |
18.4GB |
14.96GB |
6.15GB |
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Form factor |
3.5 in. |
3.5 in. |
2.5 in. |
2.5 in. |
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Actuator |
Recoilless rotary |
Recoilless rotary |
Recoilless rotary |
Recoilless rotary |
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Servo system |
Digital |
Digital |
Digital |
Digital |
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Interface |
Dual-ported SCSI-2 |
Dual-ported SCSI-2 |
Dual-ported SCSI-2 |
Dual-ported SCSI-2 |
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Rotation speed |
6,300RPM |
6,300RPM |
12,030RPM |
12,030RPM |
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Internal data transfer rate (MB/sec) |
12.8 (inner zone)
22.1 (outer zone) |
10.0 (inner zone)
15.3 (outer zone) |
18.6 (inner zone)
27.5 (outer zone) |
13.8 (inner zone)
16.2 (outer zone) |
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Average seek time (ms) |
11.5 (read)
12.5 (write) |
11.5 (read)
12.5 (write) |
5.5 (read)
6.5 (write) |
6.0 (read)
7.0 (write) |
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Operating System Support
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Open systems |
- Digital® UNIX®
- HP-UX®
- IBM® AIX®
- NCR® MP-RAS
- Novell® Net Ware®
- Red Hat® Linux®
- Sequent® DYNIX/ptx
- SGI® IRIX
- Sun® Solaris®
- Windows® 2000
- Windows NT
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S/390®
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- OS/390®
- MVS/ESA™
- MVS/XA™
- MVS/370™
- TPF/MPLF
- VM/ESA®
- VM/XA
- VM/HPO
- VSE/ESA™
- VSE/SP (4.1)
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CARE Software Solutions |
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The Copy Suite |
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Hitachi's remote copy |
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Hitachi ShadowImage |
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Hitachi NanoCopy |
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The Availability Suite |
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HARBOR Backup with the HARBOR 7700E HMDE Agent |
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Hitachi Multiplatform Backup/Restore |
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The Resource Suite |
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Hitachi Resource Manager 7000 |
- Hitachi Graph-Track™
- Hitachi FlashAccess Manager
- Hitachi VLVI Manager
- Hitachi LUN Manager
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The Exchange Suite |
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Hitachi Multiplatform Data Exchange |
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HARBOR File Transfer with the HARBOR 7700E HMDE Agent |
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Host Failover and Alternate Path Support |
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Host Failover |
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HP-UX |
MC/ServiceGuard |
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Sun Solaris |
VERITAS FirstWatch |
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AIX® |
CLAM/HACMP™ |
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Windows NT |
MSCS |
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DIGITAL UNIX® |
TruCluster |
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Sequent |
ATAP |
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Alternate Path |
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HP-UX |
HP-UX/Logical Volume Manager |
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Sun Solaris |
VERITAS VxVM |
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AIX |
Hitachi Path Manager |
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Windows NT |
Hitachi Path Manager |
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DIGITAL UNIX |
N/A |
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Sequent |
Sequent proprietary software |
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top
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Physical Specifications
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Control frame |
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Height |
1,790mm (70.5 in.) |
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Width (with two side panels) |
750mm (29.5 in.) |
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Depth |
800mm (31.5 in.) |
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Weight |
410kg (903 lbs) |
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Heat |
1.6kW |
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Power |
1.7kVA |
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Array frame1 |
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Height |
1,790mm (70.5 in.) |
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Width |
550mm (21.7 in.) |
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Depth |
800mm (31.5 in.) |
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Weight2 |
437kg (963 lbs) |
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Heat2 |
2.4kW |
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Power2 |
2.6kVA |
1 There are one to four array frames.
2 1,430GB capacity in RAID-5+
Model-3 support mode, 36GB HDDs. |
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