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Supports RAID 0, 1, 1E, and 10
SAS and SATA drives are supported, but the mixing of SAS and SATA in the
same integrated volume is not supported
Supports up to two integrated volumes
Supports up to two global hot-spare drives
Supports drive sizes greater than 2 TB for RAID 0, 1E, and 10 (not RAID 1)
Fixed stripe size of 64 KB
For more information, see the list of IBM Redbooks Product Guides in the RAID
adapters category at this website:
http://www.redbooks.ibm.com/portals/systemx?Open&page=pg&cat=raid
ServeRAID M1115 controller
The ServeRAID M1115 SAS/SATA Controller is a part of the IBM ServeRAID M
Series family that offers a complete server storage solution, which consists of
RAID controllers, cache/flash modules, energy packs, and software feature
upgrades in an ultra-flexible offerings structure. M1115 also offers a low-cost
RAID 0/1/10.
The IBM ServeRAID M1115 adapter has the following specifications:
PCI Low Profile, half-length - MD2 form factor
A total of 8 internal 6 Gbps SAS/SATA ports
6 Gbps throughput per port
533 MHz IBM PowerPC® processor with LSI SAS2008 6 Gbps RAID on Chip
(ROC) controller
PCI Express 2.0 x8 host interface
Support for RAID levels 0, 1, and 10 standard
Supports RAID levels 5 and 50 with optional M1100 Series RAID 5 upgrade,
81Y4542
Support for SAS and SATA HDDs and SSDs
Support for intermixing SAS and SATA HDDs and SSDs
Support for up to 16 virtual drives, up to 16 drive groups, up to 16 virtual
drives per one drive group, and up to 16 physical drives per one drive group
Support for virtual drive sizes up to 64 TB
Configurable stripe size up to 64 KB
Compliant with Disk Data Format (DDF) configuration on disk (COD)
Chapter 4. IBM NeXtScale nx360 M4 compute node
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