Managing Serviceguard Extension for SAP, December 2007

Understanding Serviceguard Extension for SAP
SGeSAP Product Structure
Chapter 1 37
SGeSAP Product Structure
Central component of SGeSAP are the package templates. There are a
lot of different SAP package types. Most of these cover different aspects
of the SAP Application Server. Therefor SGeSAP provides only one
package template with which each of these package types or a
combination of many can be realized.
SGeSAP packages require standard Serviceguard package configuration
and package control files to be created with cmmakepkg(1m) in the
package directory. Figure 1-7 illustrates the required configuration files.
Figure 1-7 Configuration Files Needed to Build a Cluster
cmapplyconf
cmcluster.config
What is the name of the cluster?
Where is the cluster lock device?
Node definitions:
name, interface, heartbeat_ip
first_cluster_lock_vg
Cluster timing
Cluster aware Volume Group
What is the name of the package?
On which nodes can it run?
Where are the run/halt scripts?
What subnets must be monitored?
Pkg_switching/Net_switching
Node fail fast?
cmclconfig
cmcld
cmlvmd
ciSID.config,
ciSID.control.script,
dbSID.control.script,
…
dbSID.config,
…
enabled?