Compaq Parallel Database Cluster Model PDC/O1000 for Oracle8i and Windows 2000 Administrator Guide

4 Compaq Parallel Database Cluster Model PDC/O1000 for Oracle8i and Windows 2000 Administrator Guide
Compaq Confidential – Need to Know Required
Writer: John Blackburn Project: Compaq Parallel Database Cluster Model PDC/O1000 for Oracle8i and Windows 2000 Administrator Guide
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File Name: j-Glossary.doc Last Saved On: 6/6/01 11:49 AM
Reliability
The continuous integrity of a system (server, storage, network, or
cluster).
Resource
A software or hardware entity upon which a client/server application
or service is dependent. As it pertains to the PDC/O1000, a cluster
resource must have the ability to be managed by the cluster and
must reside on one of the cluster nodes.
Scalability
The ability of a system (server, storage, network, or cluster) to grow
or expand in performance, throughput, or capacity.
Service
A data set or operation set exported by application servers to their
clients.
Shared resource
A type of cluster organization in which some resources are
accessible to all systems in the cluster.
Shared storage
A storage system that can be simultaneously accessed by multiple
nodes in a PDC/O1000 cluster. The RA4000 Arrays or RA4100
Arrays house the shared storage for the PDC/O1000.
System
A complete computer system capable of operating independently. A
system can be either a single processor system or an SMP system.
Example: a server.
UPS
Uninterruptible power supply.