Sun Microsystems 3900 Outdoor Storage User Manual


 
Chapter 2 General Troubleshooting Procedures 11
Sun Proprietary/Confidential: Internal Use Only
Sun StorEdge 6900 Series Multipathing
Example
This Sun StorEdge 6900 series multipathing example contains the following
elements:
One Sun StorEdge T3+ array partner group
Two total LUNs
One 500-Gbyte RAID5 LUN per partner group
See
FIGURE 2-1 for a logical view of the Sun StorEdge 6900 series.
FIGURE 2-1 Sun StorEdge 6900 Series Logical View
Host with HBA-0 and HBA-1
LUN0-10G
Active-MPDrive 0
LUN1-10G
Active-MPDrive1
Virtualization
Engine
(2)
Virtualization
Engine
(1)
SAN
Database
MPDrive
Carved LUNs
Masking
Switch
Switch
LUN0-10G
Active-MPDrive
LUN1-10G
Active-MPDrive1
Virtualization Engine Communications Traffic
Switch
Switch
Storage I/O and
LUN0-500G
Active-Master
LUN1-500G
Passive-Alternate
LUN0-500G
Passive-Master
LUN1-500G
Active-Alternate
Master
Master
(Master)
(0A - 1P)
Logical Multipath
Drive
MPDrive 0
Logical Multipath
Drive
MPDrive 1
(Alternate Master)
(1A - 0P)
T3ES