In Oracle 19c Grid, Run the Oracle Grid Infrastructure installer in dry-run upgrade mode to determine if the system is ready for upgrade.
To perform Oracle Grid Infrastructure dry-run upgrade, create a new Grid home with the necessary user group permissions, extract the Oracle Grid Infrastructure 19c gold image to the new Grid home, and then start the installer with —dryRunForUpgrade flag
Start the Oracle Grid Infrastructure installation wizard in dry-run upgrade mode by running the following command:
$ /u01/app/19.0.0/grid/gridSetup.sh -dryRunForUpgrade
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