Implement high-availability solutions with HP Instant Capacity - easily and effectively

Technical white paper
Implement high-availability solutionseasily
and effectively
HP Instant Capacity on HP Integrity Superdome 2 with HP-UX 11i v3
Table of contents
Introduction 3
HP iCAP program overview 3
HP Serviceguard overview 4
HP Serviceguard failover models 4
Determining high-availability requirements 5
HP iCAP for blades with processor cores and memory 6
HP iCAP components and high availability 6
HP Serviceguard considerations 7
HP TiCAP 7
HP TiCAP and high availability 8
Example: HP TiCAP manual failover 8
HP Serviceguard considerations 10
HP Global Workload Manager considerations 11
HP GiCAP 11
Using HP GiCAP to recover from failures (seizing core usage rights) 12
Migrating vs. seizing usage rights 13
Configuration guidelines 13
Failover involving unplanned downtime: The OA modules and the
complex are up; however, one or more of the partitions have failed 14
Failover involving unplanned downtime: When both OA modules or the
server complex go down unexpectedly 16
Recovery from a failure involving virtual partitions 19
HP TiCAP and rights seizure 20
Recovery from a failure involving the Group Manager 20
Fail over to a standby Group Manager 21
Fail back from a standby Group Manager 21
Inaccessible members during Group Manager status changes 21
Split groups and failback 22
HP Serviceguard considerations 22

Summary of content (37 pages)