DEPLOYING ORACLE RAC DATABASE 12C RELEASE 2 ON RED HAT ENTERPRISE LINUX 7
REFERENCE ARCHITECTURES 2017
https://access.redhat.com/documentation/en-us/reference_architectures/2017/pdf/deploying_oracle_rac_database_12c_release_2_on_red_hat_enterprise_linux_7/Reference_Architectures-2017-Deploying_Oracle_RAC_Database_12c_Release_2_on_Red_Hat_Enterprise_Linux_7-en-US.pdf
https://access.redhat.com/documentation/en-us/reference_architectures/2017/html-single/deploying_oracle_rac_database_12c_release_2_on_red_hat_enterprise_linux_7/index