Serviceguard NFS Toolkit A.11.11.06, A.11.23.05 and A.11.31.08 Administrator's Guide (October 2011)

Contents
1 Overview of Serviceguard NFS....................................................................6
Limitations of Serviceguard NFS.................................................................................................6
Overview of Serviceguard NFS Toolkit A.11.31.07 with Serviceguard A.11.18 (or later) and Veritas
Cluster File System Support........................................................................................................7
Overview of the Serviceguard NFS Modular Package....................................................................7
Overview of the NFS File Lock Migration Feature..........................................................................8
Overview of NFSv4 File Lock Migration Feature............................................................................8
Overview of Serviceguard NFS with Serviceguard A.11.17 Support..................................................9
Limitations.........................................................................................................................10
Integrating Support for Cluster File Systems into Serviceguard NFS Toolkit......................................10
Overview of Cluster File Systems in Serviceguard NFS Toolkit.......................................................10
Current SG-NFS over VxFS Support......................................................................................10
CFS versus Non-CFS Implementation.....................................................................................10
Limitations and Issues with the current CFS implementation...........................................................12
Supported Configurations........................................................................................................13
Simple Failover to an Idle NFS Server...................................................................................13
Failover from One Active NFS Server to Another....................................................................14
A Host Configured as Adoptive Node for Multiple Packages....................................................15
Cascading Failover with Three Adoptive Nodes.....................................................................16
Server-to-Server Cross Mounting...........................................................................................17
How the Control and Monitor Scripts Work................................................................................18
Starting the NFS Services....................................................................................................18
Starting File Lock Migration.................................................................................................19
Halting the NFS Services....................................................................................................19
Monitoring the NFS Services...............................................................................................19
On the Client Side.............................................................................................................20
2 Installing and Configuring Serviceguard NFS Legacy Package........................21
Installing Serviceguard NFS Legacy Package..............................................................................21
Before Creating a Serviceguard NFS Legacy Package.................................................................22
Configuring a Serviceguard NFS Legacy Package.......................................................................24
Copying the Template Files..................................................................................................24
Editing the Control Script (nfs.cntl)........................................................................................24
Editing nfs.cntl for NFS Toolkit A.11.00.05, A.11.11.02 (or above) and A.11.23.01 (or
above).........................................................................................................................25
Editing nfs.cntl for NFS Toolkit A.11.00.04 and A.11.11.01 (or lower)......................................26
Editing the NFS Control Script (hanfs.sh) ..............................................................................27
Editing the File Lock Migration Script (nfs.flm).........................................................................29
Editing the NFS Monitor Script (nfs.mon)...............................................................................29
Editing the Package Configuration File (nfs.conf)....................................................................30
Configuring Server-to-Server Cross-Mounts (Optional).............................................................31
Creating the Cluster Configuration File and Bringing Up the Cluster..........................................33
Configuring Serviceguard NFS Legacy Package over CFS Packages..............................................33
Serviceguard NFS Legacy over CFS Packages without File Locking............................................34
Configuring a Serviceguard NFS export package..............................................................34
Starting a Serviceguard NFS export package....................................................................36
Configuring a Serviceguard NFS failover package............................................................37
Starting a Serviceguard NFS failover package..................................................................38
Serviceguard NFS Legacy Package over CFS packages with File Locking...................................39
Configuring a Serviceguard NFS failover package............................................................40
Starting a Serviceguard NFS failover package..................................................................41
Contents 3