Solution : https://service.sap.com/sap/support/notes/216888 (SAP Service marketplace login required)
Key words : 
operating system        oracle_home     /oracle/stage     /tmp -------------------------------------------------------------------aix                       1400 mb          700 mb          50 mbaix 64 bit                1500 mb          700 mb          50 mbdigital unix              1400 mb          700 mb          50 mbhp-ux                     1200 mb          600 mb          50 mbhp-ux 64 bit              1400 mb          700 mb          50 mblinux                      550 mb          350 mb          50 mbreliant unix              1100 mb          500 mb          50 mbreliant unix 64 bit, - oracle product options --> oracle spatial --> optional -->                             legato storage manager- oracle product options --> oracle intermedia --> optional -->                             legato storage managerdo, availablesolaris                    700 mb          650 mb          50 mbsolaris 64 bit            1050 mb          700 mb          50 mb-------------------------------------------------------------------2, /<cd-mount>/unix/<opsys>/sapcar -xvf    /<cd-mount/unix/<opsys>/dbatools, cd $oracle_home/dbs    sqlplus internal    >startup open    >@sapdba_role <sapsid> unixsection, cd /oracle/stage/816_64/sap    sqlplus internal    >set termout, /oracle/stage/816_64/sap    sqlplus system/<password>    >@checks, /oracle/stage/816_64/sap    sqlplus internal    >@postmig, migration/upgrade procedure additional key words runinstaller, directory /oracle/stage/816_64/pre-install
Related Notes : 
       
| 409253 | Deactivation of the Legato Storage Manager | 
| 405879 | Omniback backup error after Oracle 8.1.x migration | 
| 388635 | UPGRADE.ORA terminates on HP-UX 11.11 | 
| 372440 | ORA-942 on a few statements running catalog.sql | 
| 327524 | RunInstaller hangs at 94% "Support Protocol" | 
| 312588 | No DB connect after upgrade to Oracle 8.1.6 | 
| 309782 | ReliantUNIX with Oracle 8.1.6 32-bit | 
| 181201 | Problems during migration to 8.1.x | 
| 134446 | Installation 8.0.5 64-bit on HP_UX 11.0 | 
| 124361 | Oracle parameterization (R/3 >= 4.x, Oracle 8.x/9.x) | 
| 12741 | Current versions of BR*Tools and SAPDBA |