Compaq ProLiant 6500 Compaq Parallel Database Cluster Model PDC/O2000 for Orac - Page 106

3-6 Compaq Parallel Database Cluster Model PDC/O2000 for Oracle8i and Windows 2000 Administrator Guide Oracle Software The PDC/O2000 supports Oracle8i software. If you are using a release other than Oracle8i Release 8.1.7, confirm that the release has been certified for the PDC/O2000 on the Compaq website at www.compaq.com/solutions/enterprise/ha-pdc.html Oracle8i Server Enterprise Edition The Oracle8i Server Enterprise Edition provides the following: I Oracle8i Server I Oracle8i Parallel Server Option I Oracle8i Enterprise Manager Oracle8i Server Oracle8i Server is the database application software and must be installed on each node in the PDC/O2000. Refer to the documentation provided with the Oracle8i Server software for additional information. Oracle8i Parallel Server Option Oracle8i Parallel Server Option is the key component in the Oracle8i clustering architecture. Oracle8i Parallel Server allows the database server to divide its workload among the physical cluster nodes. This is accomplished by running a distinct instance of Oracle8i Server on each node in the PDC/O2000. Oracle8i Parallel Server manages the interaction between these instances. Through its Integrated Distributed Lock Manager, Oracle8i Parallel Server manages the ownership of database records that are requested by multiple instances. At a lower level, Oracle8i Parallel Server monitors cluster membership. It interacts with the OSDs, exchanging information about the state of each cluster node.