Compaq ProLiant 6500 Compaq Parallel Database Cluster Model PDC/O2000 for Orac - Page 234

Glossary 3 Load balancing NIC Node NTFS Operating System Dependent (OSD) layer Oracle Parallel Server Option Oracle Universal Installer POST Raw partition RAID Reliability Resource To balance the amount of work (processing) undertaken by each node in a cluster. Network Interface Controller. A board that allows a computer to be connected with a network, and works with the network operating system to control the flow of information over the network. An individual server in a cluster. New Technology File System. A file organization system by which data is stored and accessed in a Microsoft Windows NT operating system. A collection of low-level software modules that monitors critical clustering hardware components and constantly transmit/receive cluster state information to and fromOracle8i Parallel Server. A software component that ships as an option of Oracle8i Enterprise Edition. The component is responsible for enabling parallel database support. An additional license is required for Oracle8i Parallel Server. An installation application used to install and de-install both Oracle8i software and the hardware vendor's Operating System Dependent modules for Oracle8i. Power-On Self-Test. A set of operations executed every time a system is turned on to verify that components are present and operating. A disk partition that does not contain file system formatting information. An unformatted partition. Oracle Parallel Server requires its database files to be stored on raw partitions. Redundant Array of Inexpensive Disks. A method of using hard disk drives in an array to provide data redundancy to increase system reliability and performance. RAID is categorized into several levels. The continuous integrity of a system (server, storage, network, or cluster). A software or hardware entity upon which a client/server application or service is dependent. As it pertains to the PDC/O2000, a cluster resource must have the ability to be managed by the cluster and must reside on one of the cluster nodes.