HP 2000sa HP Direct-Connect External SAS Storage for HP BladeSystem Solutions - Page 104

Shared storage—dual controller, optimal cabling, MSA2000sa G2, and performance.

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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

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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