TX150 S7 Operating Manual 17
Preface Features
SAS/SATA RAID controller
The server is available with the following SAS/SATA RAID controllers for 
operating the internal SAS/SATA hard disk drives:
– Modular RAID 0/1 controller with "Integrated Mirroring Enhanced" 
(SAS IME) for SAS1.0
RAID levels 0, 1 and 1E are supported for internal hard disk drive 
configurations. 
I For the Japanese market only RAID level 1 is supported for internal 
hard disk drive configurations.
– Modular RAID 0/1 controller with “MegaRAID functionality” 
(SAS MegaRAID) for SAS2.0
RAID levels 0, 1,10 and 1E are supported for internal hard disk drive 
configurations.
– Modular RAID 5/6 controller with "MegaRAID functionality" 
(SAS MegaRAID) for SAS1.0 and SAS2.0
RAID levels 0, 1, 10, 1E, 5, 50, 6 and 60 are supported for internal hard disk 
drive configurations. As an option, a battery backup unit (BBU) can save the 
memory content even if the power fails. Cache memory sizes of 256 Mbyte 
and 512 Mbyte are available.
I For more information on configuring the controller, see section 
"Configuring the SAS/SATA RAID controller" on page 75.
Further information on SAS/SATA RAID controllers is provided in the 
"Modular RAID Controller Installation Guide" (on PRIMERGY 
ServerView Suite DVD 2 under Industry Standard Servers - Expansion Cards 
- Storage Adapters - LSI RAID / SCSI Controllers).
Further information on other SAS/SATA RAID controllers (e.g. for 
operating external SAS/SATA hard disk drives or tape drives) is available 
on PRIMERGY ServerView Suite DVD 2 under Industry Standard Servers 
- Expansion Cards - Storage Adapters - LSI RAID / SCSI Controllers.