dbca -silent -createDuplicateDB \ -sysPassword oracle \ -primaryDBConnectionString kvm00010.jjqing.com:1521/pdb19c \ -databaseConfigType RAC \ -adminManaged -nodelist db19ce01,db19ce02 \ -sid sbcdb -dbUniqueName sbpdb19c \ -gdbName pdb19c \ -storageType ASM \ -datafileDestination +data \ -initParams db_create_file_dest='+data' \ -createAsStandby