Serviceguard NFS Toolkit A.11.11.06, A.11.23.05 and A.11.31.07 Administrator's Guide (September 2010)

Table of Contents
1 Overview of Serviceguard NFS....................................................................................9
Limitations of Serviceguard NFS............................................................................................................9
Overview of Serviceguard NFS Toolkit A.11.31.07 with Serviceguard A.11.18 (or later) and Veritas
Cluster File System Support.................................................................................................................10
Overview of the Serviceguard NFS Modular Package.........................................................................10
Overview of the NFS File Lock Migration Feature...............................................................................12
Overview of NFSv4 File Lock Migration Feature.................................................................................12
Overview of Serviceguard NFS with Serviceguard A.11.17 Support...................................................13
Limitations.......................................................................................................................................14
Integrating Support for Cluster File Systems into Serviceguard NFS Toolkit.....................................14
Overview of Cluster File Systems in Serviceguard NFS Toolkit..........................................................14
Current SG-NFS over VxFS Support...............................................................................................14
CFS versus Non-CFS Implementation.............................................................................................14
Limitations and Issues with the current CFS implementation.............................................................16
Supported Configurations....................................................................................................................17
Simple Failover to an Idle NFS Server.............................................................................................17
Failover from One Active NFS Server to Another...........................................................................18
A Host Configured as Adoptive Node for Multiple Packages........................................................19
Cascading Failover with Three Adoptive Nodes............................................................................20
Server-to-Server Cross Mounting....................................................................................................21
How the Control and Monitor Scripts Work........................................................................................22
Starting the NFS Services.................................................................................................................22
Starting File Lock Migration............................................................................................................23
Halting the NFS Services.................................................................................................................23
Monitoring the NFS Services...........................................................................................................23
On the Client Side............................................................................................................................24
2 Installing and Configuring Serviceguard NFS Legacy Package.............................25
Installing Serviceguard NFS Legacy Package.......................................................................................25
Before Creating a Serviceguard NFS Legacy Package..........................................................................26
Configuring a Serviceguard NFS Legacy Package...............................................................................28
Copying the Template Files.............................................................................................................28
Editing the Control Script (nfs.cntl)................................................................................................28
Editing nfs.cntl for NFS Toolkit A.11.00.05, A.11.11.02 (or above) and A.11.23.01 (or
above).........................................................................................................................................29
Editing nfs.cntl for NFS Toolkit A.11.00.04 and A.11.11.01 (or lower)......................................30
Editing the NFS Control Script (hanfs.sh) ......................................................................................31
Editing the File Lock Migration Script (nfs.flm)..............................................................................33
Editing the NFS Monitor Script (nfs.mon)......................................................................................33
Editing the Package Configuration File (nfs.conf)..........................................................................34
Configuring Server-to-Server Cross-Mounts (Optional).................................................................35
Creating the Cluster Configuration File and Bringing Up the Cluster...........................................36
Configuring Serviceguard NFS Legacy Package over CFS Packages...................................................37
Serviceguard NFS Legacy over CFS Packages without File Locking..............................................38
Configuring a Serviceguard NFS export package.....................................................................38
Starting a Serviceguard NFS export package.............................................................................40
Configuring a Serviceguard NFS failover package....................................................................41
Starting a Serviceguard NFS failover package...........................................................................42
Serviceguard NFS Legacy Package over CFS packages with File Locking.....................................43
Configuring a Serviceguard NFS failover package....................................................................44
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