Related Topics•Oracle Database Upgrade GuideNew Server Operating System Upgrade OptionYou can upgrade your operating system by installing a new operating system on aserver, and then migrating your database either manually, or by using Export/Importmethod.Chapter 4Reviewing Operating System and Software Upgrade Best Practices4-7
Note:Confirm that the server operating system is supported, and that kernel andpackage requirements for the operating system meet or exceed the minimumrequirements for the Oracle Database release to which you want to migrate.Manual, Command-Line Copy for Migrating Data and Upgrading Oracle DatabaseYou can copy files to the new server and upgrade it manually. If you use thisprocedure, then you cannot use Oracle Database Upgrade Assistant. However, youcan revert to your existing database if you encounter upgrade issues.1.Copy the database files from the computer running the previous operating systemto the one running the new operating system.2.Re-create the control files on the computer running the new operating system.3.Manually upgrade the database using command-line scripts and utilities.See Also:Oracle Database Upgrade Guideto review the procedure for upgrading thedatabase manually, and to evaluate the risks and benefits of this optionExport/Import Method for Migrating Data and Upgrading Oracle DatabaseYou can install the operating system on the new server, install the new OracleDatabase release on the new server, and then use Oracle Data Pump Export andImport utilities to migrate a copy of data from your current database to a new databasein the new release. Data Pump Export and Import are recommended for higherperformance and to ensure support for new data types.See Also:Oracle Database Upgrade Guideto review the Export/Import method formigrating data and upgrading Oracle DatabaseOracle ASM Upgrade NotificationsUnderstand Oracle ASM upgrade options and restrictions.•You can upgrade Oracle Automatic Storage Management (Oracle ASM) 11grelease 2 (11.2) and later without shutting down an Oracle RAC database byperforming a rolling upgrade either of individual nodes, or of a set of nodes in thecluster. However, if you have a standalone database on a cluster that uses OracleASM, then you must shut down the standalone database before upgrading.Chapter 4Reviewing Operating System and Software Upgrade Best Practices4-8
•The location of the Oracle ASM home changed in Oracle Grid Infrastructure 11grelease 2 (11.2) so that Oracle ASM is installed with Oracle Clusterware in theOracle Grid Infrastructure home (Grid home).•Two nodes of different releases cannot run in the cluster. When upgrading fromOracle Grid Infrastructure 11g release 2 (11.2) or Oracle Grid Infrastructure 12crelease 1 (12.1) to a later release, if there is an outage during the rolling upgrade,then when you restart the upgrade, ensure that you start the earlier release ofOracle Grid Infrastructure and bring the Oracle ASM cluster back in the rollingmigration mode.