Serviceguard NFS Toolkit A.11.11.06, A.11.23.05 and A.11.31.03 Administrator's Guide

List of Figures
1-1 CFS versus Non-CFS (VxFS) Implementation...............................................................................12
1-2 SG NFS Servers over VxFS — High Availability...........................................................................13
1-3 SG NFS Servers over CFS — High Availability, Scalability, Load Balancing................................13
1-4 SG NFS Servers over CFS — High Availability, File Locking.......................................................14
1-5 Simple Failover to an Idle NFS Server..........................................................................................15
1-6 Failover from One Active NFS Server to Another........................................................................16
1-7 A Host Configured as Adoptive Node for Multiple Packages.....................................................17
1-8 Cascading Failover with Three Adoptive Nodes..........................................................................18
1-9 Server-to-Server Cross Mounting..................................................................................................19
2-1 Server-to-Server Cross-Mounting.................................................................................................34
2-2 Serviceguard over CFS without file locking..................................................................................37
2-3 Serviceguard NFS over CFS with file locking...............................................................................43
3-1 Three-Server Mutual Takeover......................................................................................................48
3-2 Three-Server Mutual Takeover after One Server Fails..................................................................49
3-3 One Adoptive Node for Two Packages.........................................................................................53
3-4 One Adoptive Node for Two Packages after One Server Fails.....................................................54
3-5 Cascading Failover with Three Servers.........................................................................................59
3-6 Cascading Failover with Three Servers after One Server Fails.....................................................59
3-7 Two Servers with NFS Cross-Mounts...........................................................................................63
3-8 Two Servers with NFS Cross-Mounts after One Server Fails........................................................64
6 List of Figures