For More Information; Important Tips - HP 634041-006 Deployment Manual

At startup time, the system negotiates the fastest available speed capable between all devices.
Currently, the available switch operates at a maximum of 6G. This means that the P731m will
default to operate at 6G.
Storage interface (SAS/SATA)
◦
Eight 6 Gb SAS physical links distributed equally across 4 external 2x ports to support
up to four 6 Gb SAS Switches.
NOTE:
function at 6G.
◦
6 Gb SAS technology delivers up to 600 MB/s theoretical bandwidth per physical lane.
◦
SATA technology delivers up to 600 MB/s theoretical bandwidth per physical lane for
directly attached SATA drives.
◦
Mix-and-match SAS and SATA drives to the same controller. Deploy drive technology as
needed to fit the computing environment.
◦
Support for SAS tape drives, SAS tape autoloaders and SAS tape libraries.
◦
Support for Smart Storage Administrator (SSA):
◦
Support for HP Smart Cache:
proliantstorage/arraycontrollers/smartcache/index.html

For more information

P712m Device website:
P71 1m Device website:
P721m Device website:
P731m Device website:
BladeSystem Technical Resources website:
Be sure to read the following documents, shipped with the controller card and BladeSystem
enclosure:
HP BladeSystem c-Class Solution Overview Setup Poster—Overview of the complete installation
process of an HP BladeSystem c-Class solution.
For more detailed information about the Smart Array controllers, see the following documents,
available on HP websites:
HP Smart Array Controllers for HP ProLiant Servers User Guide—Detailed information about
all Smart Array controllers, including specifications, installation, and configuration procedures.

Important tips

In shared SAS solutions such as those using P2000 G3 SAS MSA external shared SAS storage,
all six models of SAS controller are supported (P71 1m with 1GB cache, P712m with 512MB
cache, P712m with 512MB cache, P721m/P731m with 512MB cache, or the P721m/P731m
with 2GB cache).
18 Device information
If other devices are connected at 6G, this would cause the P731m to also
http://h18004.www1.hp.com/products/servers/
http://www.hp.com/go/p712m
http://www.hp.com/go/p71 1m
http://www.hp.com/go/p721m
http://www.hp.com/go/p731m
www.hp.com/go/hpssa
http://www.hp.com/go/bladesystem/documentation