Managing HP Serviceguard for Linux, Tenth Edition, September 2012

Figure 19 Legacy Package Time Line Showing Important Events
The following are the most important moments in a package’s life:
1. Before the control script starts. (For modular packages, this is the master control
script.)
2. During run script execution. (For modular packages, during control script execution
to start the package.)
3. While services are running
4. If there is a generic resource configured and it fails, then the package will be halted.
5. When a service or subnet fails, or a dependency is not met.
6. During halt script execution. (For modular packages, during control script execution
to halt the package.)
7. When the package or the node is halted with a command
8. When the node fails
Before the Control Script Starts
First, a node is selected. This node must be in the package’s node list, it must conform
to the package’s failover policy, and any resources required by the package must be
60 Understanding Serviceguard Software Components