Aug 30, 2012 ... 35. 1. Screen control part. Migration part. It. Proposal part. P01. 8. Second
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US 20120221699Al
(19) United States (12) Patent Application Publication (10) Pub. No.: US 2012/0221699 A1 (43) Pub. Date:
Moriyasu et al. (54)
(75)
MANAGEMENT COMPUTER AND COMPUTER SYSTEM MANAGEMENT METHOD Inventors:
(73) Assignee:
(51)
Int. Cl. G06F 15/173
(52)
US. Cl. ...................................................... .. 709/223
(2006.01)
Toshihiro Kura, Yokohama (JP);
(57)
Nobuyoshi Sakai, Zushi (JP)
A management computer 3 con?gures a coordinate plane
Hitachi, Ltd.
from a ?rst axis, Which denotes a performance value of a virtual machine 1, and a second axis, Which denotes a perfor mance value of a volume 2, and partitions this coordinate plane into multiple areas in accordance With a prescribed
Appl. No .:
13/133,307
(22)
PCT Filed:
Feb. 28, 2011
PCT No.:
Publication Classi?cation
Kengo Moriyasu, Yokohama (JP);
(21)
(86)
Aug. 30, 2012
ABSTRACT
criterion. The management server computes to Which area of the areas a pair con?guration of a virtual machine and a
logical volume belongs, and stores the result. At a prescribed time, the management server 3 re-evaluates a coordinate of the pair con?guration, and determines Whether or not an
PCT/JP2011/054543
initial area and a latest area match. The management server
§ 371 (0X1), (2), (4) Date:
creates a migration plan so that the latest area matches the
Jun. 7, 2011
initial area.
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Patent Application Publication
Aug. 30, 2012 Sheet 1 0f 34
US 2012/0221699 A1
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