10101000. 01010100 C) SRE: Operational Profile /2 100- There are four principal steps in developing an 02020 operational pI rotie 10:101000 01010000, u Identify the operation initiators 10210100 01010.000 List the operations invoked by each initiator L0..UU.. Determine the occurrence rates 0:101010u0 10:101000:- Determine the occurrence probabilities by dividing the 02.0-03000- occurrence rates by the total occurrence rate 10101000 01010 There are three kinds of initiators: user types 0101010 external systems, and the system itself. 10:101000 03010100 SZ CALGARY SENG521 (Fall 2002) far@enel. calgary. caSENG521 (Fall 2002) far@enel.ucalgary.ca 29 SRE: Operational Profile /2 ◼ There are four principal steps in developing an operational profile: ◼ Identify the operation initiators ◼ List the operations invoked by each initiator ◼ Determine the occurrence rates ◼ Determine the occurrence probabilities by dividing the occurrence rates by the total occurrence rate ◼ There are three kinds of initiators: user types, external systems, and the system itself