Product guide

IBM Flex System x440 Compute Node 17
The eight SSDs are installed in the following locations:
Four in the front of the system in place of the two 2.5-inch drive bays

Four on trays above the memory banks
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The ServeRAID M5115 controller has the following specifications:
Eight internal 6 Gbps SAS/SATA ports

PCI Express 3.0 x8 host interface
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6 Gbps throughput per port

800 MHz dual-core IBM PowerPC® processor with LSI SAS2208 6 Gbps RAID on Chip (ROC)

controller
Support for RAID levels 0, 1, 10, 5, 50 standard; support for RAID 6 and 60 with optional upgrade

using 90Y4411
Optional onboard 1 GB data cache (DDR3 running at 1333 MHz) with optional flash backup

(MegaRAID CacheVault technology) as part of the Enablement Kit 90Y4342.
Support for SAS and SATA HDDs and SSDs

Support for intermixing SAS and SATA HDDs and SSDs; mixing different types of drives in the same

array (drive group) is not recommended
Support for self-encrypting drives (SEDs) with MegaRAID SafeStore

Optional support for SSD performance acceleration with MegaRAID FastPath and SSD caching with

MegaRAID CacheCade Pro 2.0 (90Y4447)
Support for up to 64 virtual drives, up to 128 drive groups, up to 16 virtual drives per one drive group,

and up to 32 physical drives per one drive group
Support for logical unit number (LUN) sizes up to 64 TB

Configurable stripe size up to 1 MB
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Compliant with Disk Data Format (DDF) configuration on disk (COD)

S.M.A.R.T. support

MegaRAID Storage Manager management software
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Optional add-ons to the ServeRAID M5115 controller are RAID 6 support, SSD performance upgrade, and
SSD caching enabler. The feature upgrades are as listed in the following table. These are all Feature on
Demand (FoD) license upgrades.
Table 9. Supported upgrade features
Part number Feature code Description Maximum
supported
90Y4410 A2Y1 ServeRAID M5100 Series RAID 6 Upgrade for IBM Flex System 1
90Y4412 A2Y2 ServeRAID M5100 Series Performance Upgrade for IBM Flex
System
(MegaRAID FastPath)
1
90Y4447 A36G ServeRAID M5100 Series SSD Caching Enabler for IBM Flex
System
(MegaRAID CacheCade Pro 2.0)
1