4 IBM System p5 Approaches to 24x7 Availability Including AIX 5L
1.2 Scope of this redbook
The IT industry has invented hundreds of solutions to improve availability. To
name only a few of them related to IBM System p5 environments, IBM offers, for
example:
Clustering solutions to make a group of servers work together:
– The Load Balancer function of the IBM WebSphere® Application Server
Network Deployment product
– Cluster Systems Management (CSM)
– General Parallel File System (GPFS)
– Grid-enabled products
Hardware high-availability solutions:
– Various RAID implementations for disk redundancy
– Redundant network access through adapters compatible with
EtherChannel or IEEE 802.3ad Link Aggregation
– Highly available storage devices and storage ...