Options for Oracle Grid Infrastructure Upgrades

Understand the upgrade options for Oracle Grid Infrastructure in this release. When you upgrade to Oracle Grid Infrastructure 12c Release 2 (12.2), you upgrade to an Oracle Flex Cluster configuration.

Supported upgrade paths for Oracle Grid Infrastructure for this release are:

• Oracle Grid Infrastructure upgrade from releases 11.2.0.3 and 11.2.0.4 to Oracle Grid Infrastructure 12c Release 2 (12.2).

• Oracle Grid Infrastructure upgrade from Oracle Grid Infrastructure 12c Release 1 (12.1) to Oracle Grid Infrastructure 12c Release 2 (12.2).

Upgrade options from Oracle Grid Infrastructure 11g and Oracle Grid Infrastructure 12c Release 1 (12.1) to Oracle Grid Infrastructure 12c Release 2 (12.2) include the following:

• Oracle Grid Infrastructure rolling upgrade which involves upgrading individual nodes without stopping Oracle Grid Infrastructure on other nodes in the cluster

• Oracle Grid Infrastructure non-rolling upgrade by bringing the cluster down and upgrading the complete cluster

Note:

• When you upgrade to Oracle Grid Infrastructure 12c Release 2 (12.2), you upgrade to an Oracle Standalone Cluster configuration.

• If storage for OCR and voting files is other than Oracle ASM, you need to migrate OCR and voting files to Oracle ASM before upgrading to Oracle Grid Infrastructure 12c Release 2 (12.2).