Solution : https://service.sap.com/sap/support/notes/445226 (SAP Service marketplace login required)
Key words :
2 64-bit general/3rdparty/oracle/hp_ux64/8, 2 32-bit general/3rdparty/oracle/hp_ux11, 2 32-bit general/3rdparty/oracle/solaris/8, 2 general/3rdparty/oracle/compaq_tru64/8, prerequisites oracle featurethe problem, zip compaq tru64 - oracle 8, initialization parameter log_archive_max_processes specifies, 10 busy arc processes overload, terms arch log_archive_max_processes oracle 8, solaris 32/64-bit - oracle 8