Patent ID: 8850435

Claim:
A computer-readable, non-transitory medium storing therein an operation management program that causes a computer to execute a procedure, the procedure comprising: obtaining a plurality of values Xi indicating a number of process requests currently being processed by each of a plurality of information processing apparatus during a sampling operation, from N samples acquired over a specific time period from each information processing apparatus, wherein N is an integer satisfying a condition of 1≦N, and i is an integer satisfying a condition of 1≦i≦N; determining, for each of the plurality of information processing apparatuses, a ratio of: a) a sum of a subset of the plurality of values Xi, including only those Xi which falls within a specific range from a maximum value of the plurality of values Xi, to b) the total sum of the plurality of values Xi; and detecting an information processing apparatus having the ratio equal to or higher than a specific value as a potential bottleneck candidate.