Cisco UCS C240 M4

C-1
Cisco UCS C240 M4 Server Installation and Service Guide
OL-32474-01
APPENDIX
C
RAID Controller Considerations
This appendix contains the following sections:
• Supported RAID Controllers and Required Cables, page C-2
• RAID Card Firmware Compatibility, page C-3
• Write-Cache Policy for Cisco 12G SAS Modular RAID Controller, page C-3
• Support Matrix For Cisco UCS C240 M4 Server RAID Controllers, page C-4
• Cisco UCS SAS 9300-8e HBA Considerations, page C-4
• Mixing Drive Types in RAID Groups, page C-6
• RAID Backup Units, page C-6
• RAID Controller Cabling, page C-7
• Embedded SATA RAID Controller, page C-10
• Restoring RAID Configuration After Replacing a RAID Controller, page C-23
• For More Information, page C-24
Also see these procedures for replacing RAID-related hardware:
• Replacing a Cisco Modular RAID Controller Card, page 3-36
• Replacing a Modular RAID Controller Transportable Memory Module (TMM), page 3-38
• Replacing the Supercap Power Module (RAID Backup Battery), page 3-40
• Replacing a SATA Interposer Board, page 3-34
• Replacing a Software RAID 5 Key Module, page 3-42