1. An information processing apparatus comprising: a processor configured to perform a procedure including: acquiring a procedure log indicating a series of operations for a configuration modification, input to a management-target system and including, into a collection of procedure information sets, the procedure log after replacing a specific information piece in the procedure log with a corresponding variable name; extracting, from the collection of procedure information sets, a procedure information set indicating an operating procedure according to a content of the configuration modification to be applied to a modification-target system; and replacing a variable name in the extracted procedure information set with a corresponding specific information piece of the modification-target system, which specific information piece is acquired from a configuration information set defining a configuration of the modification-target system.