
| Specifikace zálohovacího systému | Externí diskové pole |
Model: 1727-01X
Environmental Services Module (ESM)
Single ESM
SAS interface: Two 26-pin, mini-SAS connectors
RAID levels
0, 1, 10, 5, 50
Drives supported
Minimum of 4 drives required
Up to 12 SAS drives in single EXP3000
Up to 48 SAS drives in four EXP3000s when attaching to MegaRAID 8480
Fans and power supplies
Two hot-swap 515 watt (115 – 230 V ac) power supplies
Rack support
19-inch, industry-standard rack
Warranty
Three year parts and labor warranty
EXP3000 Physical characteristics
Dimensions
H – 8.7 cm (3.43 in) W – 44.7 cm (17.6 in) D – 55.0 cm (21.6 in)
Cascading
2 EXP3000s per port – total of 4 EXP3000s per MegaRAID
Operating systems and System x server support
See interoperability matrix:
MegaRAID 8480 Cache memory
256MB DDRII 400MHz SDRAM DIMM module with ITBBU support
MegaRAID 8480 Host Bus Type
PCI Express 1.0, 2.5GHz, x8 Link for 2Gbps peak simplified or 4Gbps peak duplex
MegaRAID 8480 RAID and Fault Tolerant features
RAID 0, 1, 5, 10, and 50
64 logical drive support
Online capacity expansion
RAID level migration (RLM)
Configuration on disk (COD)
Patrol read & S.M.A.R.T. support
MegaRAID Manager GUI included with MegaRAID 8480
IBM System Storage EXP3000 Features
SAS 10,000-rpm capacities 73GB, 146GB, 300GB
SAS 15,000-rpm capacities 36GB, 73GB, 146GB
Point-to-point architecture
Customer replaceable components
Two SAS 4x connections at the rear of the board for external connections
Single ESM
Connector Interfaces
SFF-8088 shielded mini multi lane (EXP3000)
SFF-8470 shielded multi lane (MegaRAID 8480)
Warranty
3-year parts and labor