IBM System x3850 X5 Implementation Manual page 174

– Performance optimization for SSDs
– LSI SafeStore: Support for self-encrypting drive services, such as instant secure erase
and local key management (which requires the use of self-encrypting drives)
Support for the optional M5000 Advanced Feature Key, which enables the following
features:
– RAID levels 6 and 60
– LSI SafeStore: Support for self-encrypting drive services, such as instant secure erase
and local key management (which requires the use of self-encrypting drives)
Performance Accelerator Key: Performance Accelerator Key uses the same features as
the Advanced Feature Key but also includes performance enhancements to enable SSD
support in a mixed HDD environment.
For more information, see ServeRAID M5015 and M5014 SAS/SATA Controllers for IBM
System x, TIPS0738, which is available at the following website:
http://www.redbooks.ibm.com/abstracts/tips0738.html?Open
ServeRAID M1015 Controller
The ServeRAID M1015 SAS/SATA Controller has the following specifications:
Eight internal 6 Gbps SAS/SATA ports
SAS and SATA drive support (but not in the same RAID volume)
SSD support
Two mini-SAS internal connectors (SFF-8087)
Throughput of 6 Gbps per port
LSI SAS2008 6 Gbps RAID on Chip (ROC) controller
x8 PCI Express 2.0 host interface
RAID levels 0, 1, and 10 support (RAID levels 5 and 50 with optional ServeRAID M1000
Series Advanced Feature Key)
Connection of up to 32 SAS or SATA drives
Up to 16 logical volumes
LUN sizes up to 64 TB
Configurable stripe size up to 64 KB
Compliant with Disk Data Format (DDF) configuration on disk (COD)
S.M.A.R.T. support
RAID-5, RAID-50, and self-encrypting drive (SED) technology are optional upgrades to the
ServeRAID M1015 adapter, with the addition of the ServeRAID M1000 Series Advanced
Feature Key, part number 46M0832, feature 9749.
For more information, see ServeRAID M1015 SAS/SATA Controller for System x, TIPS0740,
which is available at the following website:
http://www.redbooks.ibm.com/abstracts/tips0740.html?Open
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IBM eX5 Implementation Guide