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High Availability IP SAN with Redundant Controller
Component
Description
Unified Storage System
Redundant controllers, with a total of 8 host ports
HBA
iSCSI initiators, preferably PCI-E TCP/IP offload engine
(TOE) capable cards
GbE cables
GbE network cables
GbE switch
Ports divided into 2 virtual LANs to separate access from
host to targets
Software
EonPath to manage the fault-tolerant paths with failover/
failback and load balance capabilities. Use EonPath
multipath software so that your operating system can
identify alternate paths to the same logical drive.
RAID
configuration
Remote replication functionality is not supported using
this configuration. For remote replication setup, please
refer to “High Availability IP SAN (Remote Replication
Enabled)” or “High Availability IP SAN with Port Trunk
(Remote Replication
Enabled)”.
4 logical drivces (each has 4 member drives; for better
performance, you can include drives from JBOD)
LD0 mapped to CH0 AID and CH0 BID; LD assigned to
controller A
LD1 mapped to CH1 AID and CH1 BID; LD assigned to
controller A
LD2 mapped to CH2 AID and CH2 BID; LD assigned to
controller B
LD3 mapped to CH3 AID and CH3 BID; LD assigned to
controller B
*
LD assignment