38 HP ProLiant Cluster F100 Installation Guide

dedicated interconnect

Atype of interconnect that is used solely for intracluster (node-to-node) communication. Communication to and from network clients does not occur over this type of interconnect. Also called private interconnect.

disk group

A physical disk drive set or pool in which a virtual disk is created. A disk group can contain all the physical disk drives in a controller pair array or a subset of the array.

driver

A hardware device or a program that controls or regulates another device. For example, a device driver is a driver developed for a specific device that enables a computer to operate with that device, such as an HBA or a disk drive.

Ethernet

A standard network protocol that operates mostly on a physical level, using network interface cards and cabling to transmit data between computers. Transfer rates are normally 1,000 or 10,000 Mb/s.

fabric

The multiple Fibre Channel switches interconnected and using Fibre Channel methodology for linking nodes and routing frames in a Fibre Channel network.

failback (cluster)

1.The process that takes place when a previously failed controller is repaired or replaced and reassumes the workload from a companion controller.

2.The process that takes place when the operation of a previously failed cluster group moves from one cluster node back to its primary node.