Online capacity expansion Yes No No
Online RAID level migration Yes No No
Global Hot Spare Yes No No
Auto-rebuild Yes No No
Feature RAID 930-8e 430-8e HBA 430-16e HBA
* HBAs do not support key management for SEDs; third-party host software is responsible for managing the keys.
** The SSD caching feature has been phased out in the new generation of advanced RAID controllers.
For more information, see the list of Product Guides in the following categories:
RAID adapters
http://lenovopress.com/servers/options/raid#rt=product-guide
Host bus adapters
http://lenovopress.com/servers/options/hba#rt=product-guide
Fibre Channel host bus adapters
The following table lists Fibre Channel HBAs supported by the SR550 server.
Table 30. Fibre Channel HBAs
Description
Part
number
Feature
code
Maximum
supported*
I/O slots
supported
16 Gb Fibre Channel - PCIe
Emulex 16Gb Gen6 FC Single-port HBA 01CV830 ATZU 5 / 6 1, 2, 3, 4, 5, 6
Emulex 16Gb Gen6 FC Dual-port HBA 01CV840 ATZV 5 / 6 1, 2, 3, 4, 5, 6
QLogic 16Gb Enhanced Gen5 FC Single-port HBA 01CV750 ATZB 5 / 6 1, 2, 3, 4, 5, 6
QLogic 16Gb Enhanced Gen5 FC Dual-port HBA 01CV760 ATZC 5 / 6 1, 2, 3, 4, 5, 6
8 Gb Fibre Channel - PCIe (available only in China)
Emulex LPe12002-M8-L PCIe 8Gb 2-Port SFP+ FC HBA 4XC7A08221 B0X0 5 / 6 1, 2, 3, 4, 5, 6
Emulex LPe12000-M8-L PCIe 8Gb 1-Port SFP+ FC HBA 4XC7A08220 B0WZ 5 / 6 1, 2, 3, 4, 5, 6
* The maximum quantity shown is with one processor / two processors.
Configuration note: FC HBAs are supported in the low profile PCIe x8 slot 4 on the system board and full-
high PCIe x8 and x16 slots supplied by the riser cards 1 and 2.
For more information, see the list of Product Guides in the Host bus adapters category:
http://lenovopress.com/servers/options/hba#rt=product-guide
Cooling
The SR550 server supports up to four non-hot-swap system fans that provide N+1 cooling redundancy.
SR550 server models with one processor include three system fans, and server models with two
processors include four system fans.
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