C-1
Cisco UCS C3160 Rack Server Installation and Service Guide
OL-27640-01
A P P E N D I X
C
RAID Controller Considerations
This appendix provides RAID controller information, and it includes the following sections:
•
Supported RAID Controllers and Required Cables, page C-1
•
Supercap Power Module (RAID Backup Unit), page C-1
•
Restoring RAID Configuration After Replacing a RAID Controller, page C-2
•
For More Information, page C-2
Supported RAID Controllers and Required Cables
This server supports the RAID controller options and cable requirements shown in
Table C-1
.
For instructions on installing a RAID controller card, see
Replacing a RAID Controller Card Inside the
Server Node, page 3-39
.
Supercap Power Module (RAID Backup Unit)
T
his server
supports installation of one supercap power module (SCPM) backup unit. The unit mounts
directly to the Cisco modular RAID controller card inside the server node. The unit comes already
attached to the card and is not sold as a separate component.
The SCPM provides approximately 3 years of backup for the disk write-back cache DRAM in the case
of sudden power loss by offloading the cache to the NAND flash.
Table C-1
Cisco UCS C3160 Server Supported RAID Options
Controller
Style
Maximum
Drives
Optional
SCPM?
RAID Levels
Required Cables
LSI MegaRAID
SAS 3108
(with 1-GB or
4-GB write
cache
Mezzanine 60 internal
Yes
0, 1, 5, 6, 10,
50, 60
JBOD is also
supported.
None. Card installs to mezzanine socket inside
the server node.
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