HP 3Gb SAS Switch for HP BladeSystem c-Class - Manual (Page 19)

Shared storage—single controller, standard cabling
This example illustrates standard cabling for a single-controller controller enclosure. In this configuration,
note the following:
• Cabling between the single switch and the single controller in an MSA2000sa controller enclosure.
• One cable from the switch to the MSA offers single-path connectivity.
Devices and quantities
MSA2012sa controller enclosures: 1
MSA2012sa controllers: 1
BladeSystem c7000 enclosures: 1
3Gb SAS BL switches: 1
Server blade types: half-height and full-height
Connection details
• Switch in interconnect bay 5:
• Port 1: to MSA2012sa SAS port A0
Notes
• If additional ports on the MSA controllers
or 3Gb SAS BL Switch are available, HP
recommends connecting an additional
cable from the switch to the MSA control-
lers, for additional performance and fault
tolerance. For an example, see
Shared
storage—dual controller, standard
cabling
, page 20 and Shared stor-
age—dual controller, optimal
cabling
, page 21.
3Gb SAS BL Switch User Guide 19