VERITAS FlashSnap Point-In-Time-Copy Solutions Administrator's Guide

Chapter 1, Point-In-Time Copy Solutions
Implementing Off-Host Point-In-Time Copy Solutions
13
Example Connectivity for Off-Host Solution Using Redundant-Loop Access
“Example Implementation of an Off-Host Point-In-Time Copy Solution Using a Cluster Node” on
page 13 shows how off-host processing might be implemented in a cluster by configuring one of
the cluster nodes as the OHP node.
Example Implementation of an Off-Host Point-In-Time Copy Solution Using a Cluster Node
Network
OHP Host
Primary Host
Fibre Channel
Hubs/Switches
Disk Arrays
c1 c2 c3 c4
c1 c2 c3 c4
Disks containing primary
volumes used to hold
production databases or file
systems
Disks containing snapshot
volumes used to implement
off-host processing solutions
SCSI or Fibre
Channel Connectivity
Cluster Node Configured as
OHP Host
Cluster
12