Shared storage—dual controller, optimal cabling, MSA2000sa G2
This example illustrates optimal cabling for a high-performance, high-availability configuration. In
this configuration, note the following:
•
An additional cable from each switch to each MSA controller offers additional availability
and performance.
•
Connecting each controller to each switch ensures highest availability.
Devices and quantities
MSA2000sa G2 controller enclosures: 1
MSA2000 drive enclosures: 0
BladeSystem c7000 enclosures: 1
3Gb SAS BL Switches: 2
Server blade types: half-height and full-height
Connection details
•
Switch in interconnect bay 5:
◦
Port 1: to MSA G2 SAS port A3
◦
Port 2: to MSA G2 SAS port A1
◦
Port 3: to MSA G2 SAS port B3
◦
Port 4: to MSA G2 SAS port B1
•
Switch in interconnect bay 6:
◦
Port 1: to MSA G2 SAS port A4
◦
Port 2: to MSA G2 SAS port A2
◦
Port 3: to MSA G2 SAS port B4
◦
Port 4: to MSA G2 SAS port B2
104 Deployment examples
