HP-UX HB v13.00 Ch-15 - Serviceguard

HP-UX Handbook – Rev 13.00 Page 9 (of 108)
Chapter 15 Serviceguard
October 29, 2013
using cfscluster, cfsdgadm cfsmntadm, cfsmount and cfsumount
Serviceguard monitors node heartbeat transmission, NIC failure and package status by default.
Additional monitors can be added to a package. If any of these failover triggers occurs,
Serviceguard may switch traffic to a standby NIC or cause a node to TOC and failover-class
packages to start on adoptive nodes to automatically restore business services with minimal
interruption.
Supported versions of Serviceguard and associated features
Current supported versions of Serviceguard are identified in a customer-viewable document
titled ‘HP Serviceguard Support Model“, which is located at this link
http://www.hp.com/softwarereleases/releases-media2/. Additionally, the customer-viewable
document titled “HP Serviceguard/SGeRAC/Storage Management Suite/Serviceguard Manager
Plug-in Compatibility and Feature Matrix” at http://www.hp.com/go/hpux-SG-docs provides quite a
bit of useful compatibility and other information about each supported version.
Failure Management
The following figure demonstrates that though hardware may fail, users can still get to the data.