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

MDS600 with two c-Class enclosures
This example illustrates cabling from two BladeSystem c-Class enclosures to one MDS600 storage
enclosure. In this configuration, note the following:
• This example shows a dual-domain MDS600 with high-performance cabling. Dual-domain
standard cabling and single-domain devices are also supported.
Devices and quantities
MDS600 storage enclosures: 1
c7000 enclosures: 2
3Gb SAS BL Switches: 4 (2 in each c-Class
enclosure
Server blade types: half-height and full-height
Connection details
• Top c7000, Switch in interconnect bay 5:
◦ Port 1: to MDS600 drawer 2, primary I/O
module, port 1
◦ Port 2: to MDS600 drawer 2, primary I/O
module, port 2
• Top c7000, Switch in interconnect bay 6:
◦ Port 1: to MDS600 drawer 2, secondary
I/O module, port 1
◦ Port 2: to MDS600 drawer 2, secondary
I/O module, port 2
• Bottom c7000, Switch in interconnect bay 5:
◦ Port 1: to MDS600 drawer 1, primary I/O
module, port 1
◦ Port 2: to MDS600 drawer 1, primary I/O
module, port 2
• Top c7000, Switch in interconnect bay 6:
◦ Port 1: to MDS600 drawer 1, secondary
I/O module, port 1
◦ Port 2: to MDS600 drawer 1, secondary
I/O module, port 2
Notes
• When connecting one MDS600 storage
enclosure to two BladeSystem c-Class
enclosures, each c-Class enclosure has
exclusive access to one of the MDS600
storage drawers.
• As shown in this illustration, server bays 1–8
in the top c7000 may access MDS600
drawer 2 and server bays 1–8 in the bottom
c7000 may access MDS600 drawer 1. For
more information, see “HP 3Gb SAS BL
Switch port information” (page 85).
MDS600 with two c-Class enclosures 99