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This high-availability cluster configuration includes the
following hardware components:
- Independently powered system cabinet with two identically
configured member systems, local storage shelves, and redundant
Memory Channel hubs
- Independently powered storage cabinet, which includes
dual-redundant RAID controllers, an UltraSCSI hub, and shared
storage shelves
- Shared tape devices
- Redundant uninterruptible power supplies (UPSs)
The following tables describe these components in more detail.
The images highlight particular details of the cluster configuration.
(Images are displayed in a separate window.)
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| Model |
System Cabinet (H9A10-EF) (Predecessor
of the M-Series Cabinets) |
| Cabinet Power Supplies |
Two power supplies, standard with the
H9A10-EF cabinet
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Models
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Two
AlphaServer 4000 5/533 systems |
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CPUs
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Two AlphaServer 4x00 533Mhz Tru64 UNIX
SMP Upgrades (KN305-DB), one for each system
|
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Memory
|
.5 GB for each system
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I/O Expansion Options
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Two AlphaServer 4000 PCI I/O Expansion Options (H7150-AA),
one for each system |
|
Host Bus Adapters
|
Seven PCI-based FWD host bus adapters
for each system:
- Four KZPBA-CA adapters to connect each system to
its local storage
- Two KZPBA-CA adapters to redundantly connect each
system to shared storage (via UltraSCSI hub)
- One KZPSA-BB adapter to connect each system to a
shared tape device
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Network Adapters
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Two PCI/Fast Ethernet adapters
(DE500-BA), one for each system
-
Four PCI/FDDI adapters (DEFPA-AB),
two for each system
-
Four PCI/Ethernet adapters (DE450),
two for each system
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Memory Channel Adapters
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Four
Memory Channel adapters (CCMAA-BA), two for each system
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Power Supplies
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Six
AlphaServer 4XXX power supplies (H7291-AA), three
for each system |
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Storage Shelves
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Storage Shelf Power Supplies
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Eight StorageWorks 180-Watt
Power Supply SSBs (DS-BA35X-HH), two for each storage
shelf |
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Cables
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Four 5-meter UltraSCSI 68HD to VHDCI
cables (BN38C-05) to connect each system to local storage
shelves
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Disks
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Ten 4.3-GB 7200Rpm UltraSCSI
disks (DS-RZ1CB-VW), five for each system's local storage
shelves |
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Shared Storage
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Model
|
ESA
10000 High Bandwidth base unit (DS-SWXES-BA) |
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Cabinet Enclosure Model
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DataCenter 600 mm enclosure
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Cabinet Power Supplies
|
PDU Redundant for SW600 (DS-SW6XP-AA)
|
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RAID Controllers
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Four HSZ70 six-port
RAID controllers (dual-redundant controllers), each with
a 64 MB mirrored write back cache |
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Storage Shelves
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Four BA370s containing
sixteen UltraSCSI storage shelves (BA35R-RC). |
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Storage Shelf Power Supplies
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Sixteen
StorageWorks 180-Watt Power Supply SSBs (DS-BA35X-HH),
two for each storage shelf |
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Storage Interconnects
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Two
UltraSCSI hubs (DS-DWZZH-05), to connect shared buses
(two buses from each system) to the four RAID controllers
|
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Cables
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Four 5-meter UltraSCSI
68HD to VHDCI cables (BN38C-05), to connect four shared
SCSI buses to the UltraSCSI hub |
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Disks
|
Click here
to display the disk configuration for the two HSZ70s.
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Tape Drives
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Two 100/200GB SCSI tape subsystems (TZ885-NT)
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SCSI Signal Converters
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One signal converter (DWZZA-AA) for
the tape drives
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Powerware Prestige 6000 UPS Configuration
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Models
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Battery Cabinets
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Two six-battery cabinets (4N-AEAAJ-CC)
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Network Adapters
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Four Connect UPS Twisted Pair Adapters
(4N-AEAEO-DB)
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