Managing HP Serviceguard for Linux, Eighth Edition, March 2008

Understanding Serviceguard Software Components
How Packages Run
Chapter 3 63
NOTE This diagram applies specifically to legacy packages. Differences for
modular scripts are called out below.
Figure 3-14 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. When a service or subnet fails, or a dependency is not met.
5. During halt script execution. (For modular packages, during control
script execution to halt the package.)
6. When the package or the node is halted with a command
7. When the node fails