Solution : https://service.sap.com/sap/support/notes/931024 (SAP Service marketplace login required)
Key words : 
terms faq ia64 x64 x86_64 amd64 em64t alpha x86 x86_32 ia32 x32 i386 solution 1, epic architecture offloads scheduling logic, compatible architecture called em64t, scientific calculation highly benefits, database side similar problems, memory related parameter values, 64-bit microprocessor architecture designed, run 64-bit compiled programs, intel x86 32-bit, x64 operating system
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