Veritas Storage Foundation 5.1 SP1 Cluster File System Installation Guide (5900-1510, April 2011)

Figure I-3
Two node campus cluster served by remote CP server and 2 SCSI-3
LAN
LAN
Dark Fibre
SITE 1
SITE 2
SITE 3
NIC 1
NIC 2
HBA 2
HBA 1
Cluster
node 1
NIC 1
NIC 2
HBA 2
HBA 1
Cluster
node 2
NIC 1
NIC 2
HBA 2
HBA 1
Cluster
node 3
NIC 1
NIC 2
HBA 2
HBA 1
Cluster
node 4
Client
Applications
Client
Applications
Ethernet
Switch
Ethernet
Switch
Ethernet
Switch
Ethernet
Switch
Ethernet
Switch
Ethernet
Switch
FC Switch
FC Switch
FC Switch
FC Switch
Coordinator
LUN 1
Data
LUNs
Storage Array
Coordinator
LUN 2
Data
LUNs
Storage Array
DWDM
Private Interconnects
(GigE)
San 2 Connections
Legends
Dark Fiber
Connections
San 1 Connections
Public Links (GigE)
SAN
SAN
CPS hosted
on single node
VCS cluster
NIC
VIP
vxcpserv
CPS database
/etc/VRTScps/db
mycps.company.com
Ethernet
Switch
NIC3
NIC3
cps1=[VIP]:14250 (port no.)
NIC3
NIC3
The coordinator disk group
specified in /etc/vxfenmode
should have one SCSI3 disk
from site1 and another from
site2.
On the client cluster:
vxfenmode=customized
vxfen_mechanism=cps
cps1=[VIP]:14250
vxfendg=vxfencoorddg
469Sample SFCFS cluster setup diagrams for CP server-based I/O fencing
Configuration diagrams for setting up server-based I/O fencing