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Pub. No.:    WO/2015/121925    International Application No.:    PCT/JP2014/053199
Publication Date: Fri Aug 21 01:59:59 CEST 2015 International Filing Date: Thu Feb 13 00:59:59 CET 2014
IPC: G06F 11/34
G06F 9/50
Applicants: HITACHI, LTD.
Inventors: TAMESHIGE, Takashi
爲重 貴志
KUDOU, Yutaka
工藤 裕
MORIMURA, Tomohiro
森村 知弘
寺村 健
IIZUKA, Daisuke
飯塚 大介
OZAKI, Nobuaki
小崎 信明
In a system managing method for a managing computer connected to a computer system, the computer system includes a plurality of computers. In the computer system, an operation system is set up, the operation system including a plurality of operation nodes to which a computer resource of a computer or a virtual computer is allocated. The system managing method includes the managing computer performing: a step of identifying, by analyzing the configuration of the computer system, one or more important nodes which are operation nodes important for the operation system; a step of measuring the load of the operation system by varying the amount of allocation of the computer resource to the one or more important nodes; a step of calculating a weight indicating the intensity of association between the plurality of operation nodes on the basis of a load measurement result; and a step of identifying an area that is affected by a change in the load of the one or more important nodes on the basis of the weight.