[Oracle RAC 12.1 SHARED FILE SYSTEM Installation]: Creating directory structure and assigning necessary permissions

Server:

rac1, rac2

Must be performed on each cluster node:

Quite an inconvenient directory layout, due to the fact that different directories require different permission sets. + when making changes, the installer may complain.

# mkdir -p /u01/app/oraInventory
# chown -R oracle12:oinstall /u01/app/oraInventory
# chmod -R 775 /u01/app/oraInventory

# mkdir -p /u01/app/grid/12.1
# chown -R oracle12:oinstall /u01/app/grid/12.1
# chmod -R 775 /u01/app/grid/12.1

# mkdir -p /u01/app/oracle/product/rac/12.1
# chown -R oracle12:oinstall /u01/app/oracle
# chmod -R 775 /u01/app/oracle