HP Direct-Connect External SAS Storage for HP BladeSystem Solutions Depoyment Guide

MSA2000sa G2 dual controller, optimal cabling
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
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