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Serviceguard Toolkit for NFS
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Configuring a Serviceguard NFS Package Chapter
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Serviceguard Toolkit for NFS
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Overview of Serviceguard NFS
Netswitchingenabled
Page 52
Image 52
Installing and Configuring Serviceguard NFS
Configuring a Serviceguard NFS Package
52
Chapter 2
Page 51
Page 53
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Image 52
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Page 53
Contents
Serviceguard NFS Toolkit A.11.11.04 Administrator’s Guide
Edition
Legal Notices
Contents
Index
Figures
Figures
Overview of Serviceguard NFS
Overview of Serviceguard NFS
Limitations of Serviceguard NFS
Overview of the NFS File Lock Migration Feature
Overview of the NFS File Lock Migration Feature
Supported Configurations
Simple Failover to an Idle NFS Server
Pkg1 disks
Failover from One Active NFS Server to Another
Pkg2 Disks
Host Configured as Adoptive Node for Multiple
Packages
Cascading Failover with Three Adoptive Nodes
Server-to-Server Cross Mounting
NFS NFS
Supported Configurations
How the Control and Monitor Scripts Work
Starting the NFS Services
Starting File Lock Migration
Halting the NFS Services
Monitoring the NFS Services
On the Client Side
Installing and Configuring
Installing and Configuring Serviceguard NFS
Installing Serviceguard NFS
Readme
Cmmakepkg -p /opt/cmcluster/nfs/nfs.conf
Monitoring NFS/TCP Services with
Serviceguard NFS Toolkit
Monitoring NFS/TCP Services with Serviceguard NFS Toolkit
Before Creating a Serviceguard NFS Package
NUMNFSD=10
Before Creating a Serviceguard NFS Package
Mount -o nointr relocatableip/usr/src /usr/src
Configuring a Serviceguard NFS Package
Copying the Template Files
Editing the Control Script nfs.cntl
IP0=15.13.114.243 SUBNET0=15.13.112.0
Lower
Etc/hosts file
Configuring a Serviceguard NFS Package
Editing the NFS Control Script hanfs.sh
Netswitchingenabled
Editing the File Lock Migration Script nfs.flm
Configuring a Serviceguard NFS Package
Editing the NFS Monitor Script nfs.mon
Configuring a Serviceguard NFS Package
Editing the Package Configuration File nfs.conf
Configuring a Serviceguard NFS Package
Configuring Server-to-Server Cross-Mounts Optional
SNFS0=nfs1/hanfs/nfsu011CNFS0=/nfs/nfsu011
Configuring a Serviceguard NFS Package
Run the cluster using the following command cmruncl -v-f
Configuring a Serviceguard NFS Package Chapter
Sample Configurations
Sample Configurations
Example One Three-Server Mutual Takeover
Basil Sage
Three-Server Mutual Takeover after One Server Fails
Cluster Configuration File for Three-Server Mutual Takeover
Package Configuration File for pkg01
NFS Control Scripts for pkg01
Nfs.cntl Control Script
Package Configuration File for pkg02
NFS Control Scripts for pkg02
Package Configuration File for pkg03
NFS Control Scripts for pkg03
Example Two One Adoptive Node for Two
Packages with File Lock Migration
Sage Basil Pkg02
VOLUMEGROUP/dev/nfsu01 VOLUMEGROUP/dev/nfsu02
Package Configuration File for pkg01
NFS Control Scripts for pkg01
Hanfs.sh Control Script
NFS File Lock Migration and Monitor Scripts for pkg01
Nfs.flm Script
Package Configuration File for pkg02
NFS Control Scripts for pkg02
NFSFLMSCRIPT=$0%/*/nfs2.flm
NFS File Lock Migration and Monitor Scripts for pkg02
Example Three Three-Server Cascading
Failover
Cascading Failover with Three Servers after One Server Fails
VOLUMEGROUP/dev/nfsu01 VOLUMEGROUP/dev/nfsu02
Package Configuration File for pkg01
NFS Control Scripts for pkg01
NODENAMEthyme NODENAMEsage NODENAMEbasil
IP0=15.13.114.244 SUBNET0=15.13.112.0
Example Four Two Servers with NFS Cross-Mounts
Thyme Basil
Cluster Configuration File for Two-Server NFS Cross-Mount
NODENAMEthyme NODENAMEbasil
NFS Control Scripts for pkg01
SNFS0=nfs1/hanfs/nfsu011 CNFS0=/nfs/nfsu011
NODENAMEbasil NODENAMEthyme
NFS Control Scripts for pkg02
SNFS0=nfs2/hanfs/nfsu021 CNFS0=/nfs/nfsu021
Index
Index
Default values
