Serviceguard NFS Toolkit A.11.11.04 and A.11.23.03 Administrator's Guide

Overview of Serviceguard NFS
Supported Configurations
Chapter 1 13
Simple Failover to an Idle NFS Server
Figure 1-1 shows a simple failover from an active NFS server node to an
idle NFS server node.
Figure 1-1 Simple Failover to an Idle NFS Server
Node_A is the primary node for NFS server package Pkg_1. When Node_A
fails, Node_B adopts Pkg_1. This means that Node_B locally mounts the
file systems associated with Pkg_1 and exports them. Both Node_A and
Node_B must have access to the disks that hold the file systems for
Pkg_1.
Node_A
Node_A Node_B
Pkg_1
disks
Before Failover:
After Failover:
Node_B
Pkg_1
disks
B5140-90021.book Page 13 Wednesday, November 17, 2004 10:52 AM