Title:
資源管理方法、資源管理プログラム、および、資源管理装置
Document Type and Number:
Japanese Patent JP5466568
Kind Code:
B2
Abstract:
In a virtual machine system built from a plurality of virtual machines, the utilization efficiency of utilized physical memory is raised. A memory management method in which a virtual machine environment, constituted by having one or several virtual machines and a hypervisor part for operating the same virtual machines, is built on a physical machine and in which: a virtual machine operates an allocation processing part and an application part, application part making a physical memory processing part allocate unallocated physical memory to a memory area and allocation processing part transmitting, when unallocated physical memory is scarce, an instruction for the release, from memory areas utilized by each application part, of memory pages for which physical memory is assigned but not used.
Inventors:
Tomoya Ota
Ryozo Yamashita
Hiroyasu Nishiyama
Ryozo Yamashita
Hiroyasu Nishiyama
Application Number:
JP2010100477A
Publication Date:
April 09, 2014
Filing Date:
April 26, 2010
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
G06F9/50; G06F9/46; G06F12/02
Domestic Patent References:
| JP2008225520A | ||||
| JP2002202959A |
Attorney, Agent or Firm:
Isono Dozo
Etsuo Tada
Etsuo Tada