18 Operating Manual
TX2540 M1
Functional overview
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 "MegaRAID functionality"
(SAS MegaRAID) for SAS1.0 and 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) or a flash
backup unit (FBU) can save the memory content even if the power fails.
Cache memory size of 512 Mbyte or 1 Gbyte is available.
I For more information on configuring the controller, see section
"Configuring the SAS/SATA RAID controller" on page 81.
Further information on SAS/SATA RAID controllers is provided in the
"Modular RAID Controller Installation Guide" (on the Fujitsu manuals
server under Industry Standard Servers - Expansion Cards - Storage Adapters
- LSI SAS / SCSI RAID 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 the Fujitsu manuals server under Industry Standard Servers - Expansion
Cards - Storage Adapters - LSI SAS / SCSI RAID Controllers.
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