Patent ID: 8024587
Filing Date: 2011-09-20
Classification: G06F,Y02D

Abstract:
1. A computer system, comprising: a plurality of computers; a storage apparatus having a plurality of hard disk units which are operable with various rotational speeds and being connected to the plurality of computers; and a system management apparatus connected to the plurality of computers and the storage apparatus, wherein the storage apparatus controls a data write operation and a data read operation between the computers and the hard disk units, and controls rotational speeds of data storage media of the plurality of hard disk units on a group basis with the group including one or more hard disk units, and wherein the system management apparatus collects running information about the plurality of computers and computer execution job information for each computer, determines various rotational speeds and a running schedule of the data storage media of the plurality of hard disk units on the group basis to record the collected information and the various rotational speeds on the group basis, and executes the running schedule based on the determined various rotational speeds.