Analysis support method, analysis supporting device, and recording medium

Patent metadata

Field	Value
Publication number	US-10169059-B2
Application number	US-201414293277-A
Country	US
Kind code	B2
Filing date	Jun 2, 2014
Priority date	Jun 26, 2013
Publication date	Jan 1, 2019
Grant date	Jan 1, 2019

Abstract

An analysis support method includes: searching for a second physical machine that has a configuration similar to a first physical machine on which a first virtual machine to be analyzed is executed, the second physical machine having configurations similar to the first physical machine before and after a change of a state of a virtual machine executed on the second physical machine; and searching for a second virtual machine that is executed on the second physical machine and similar to the first virtual machine before and after the change of the state of the virtual machine.

First claim

What is claimed is:

1. An analysis support method executed by a computer, the analysis support method comprising:
by the computer,
first searching, in configuration identification information that identifies configuration values indicating identification of software, hardware resource specification, and hardware resource utilization of physical machines and virtual machines executed on the physical machines, before and after respective changes of virtual machines on the physical machines and of the virtual machines respectively executed on the physical machines, for a second physical machine that has configuration identification information which configuration values of software, hardware resource specification and hardware resource utilization are similar to configuration values of a first physical machine, on which configuration identification information of a first virtual machine to be analyzed for migration is executed, before and after a change of a state of at least one virtual machine among virtual machines executed on the second physical machine;
second searching in the configuration identification information for a second virtual machine among the at least one virtual machine that is executed on the second physical machine and which configuration values of software, hardware resource specification and hardware resource utilization are similar to configuration values of software, hardware resource specification and hardware resource utilization of the first virtual machine, before and after the change of the state of the second virtual machine executed on the second physical machine, to output information for execution of a process to control the migration of the first virtual machine, in response to the first and second searching; and
performing analysis processing that analyzes operational trends of the virtual machines by using the hardware resource utilization of the first virtual machine and the hardware resource utilization of the second virtual machine.

2. The analysis support method by the computer according to claim 1 , wherein
the configuration identification information includes first and second configuration identification information, and
the first searching for the second physical machine searches based on the first configuration identification information for configuration values of the first physical machine before and after a change of a state of another virtual machine, different from the first virtual machine, included in the virtual machines executed on the first physical machine and the second searching searches the second configuration identification information for configuration values of the second physical machine before and after the change of the state of the at least one virtual machine executed on the second physical machine.

3. The analysis support method according to claim 2 , wherein
the first configuration identification information includes information identifying a virtual machine of which a state is changed on the first physical machine and a type of the change, and
the second configuration identification information includes information identifying a virtual machine of which a state is changed on the second physical machine and the type of the change, and
wherein the first searching of the second physical machine searches for the second physical machine by searching for, based on the first configuration identification information and the second configuration identification information, a physical machine of which the type of a change matches the first physical machine and which has a configuration value similar to a configuration value of the first physical machine after the change of the state of the other virtual machine and includes a virtual machine having a configuration value similar to a configuration value of the at least one virtual machine of which the state is changed on the first physical machine.

4. The analysis support method according to claim 2 , wherein
the first configuration identification information includes types of software executed by virtual machines executed on the first physical machine before and after the change of the state of the other virtual machine, amounts of hardware resources assigned to the virtual machines, and amounts of hardware resources included in the first physical machine, and
the second configuration identification information includes types of software executed by virtual machines executed on the physical machine before and after the change of the state of the virtual machine, the amounts of hardware resources assigned to the virtual machines, and the amounts of hardware resources included in the physical machine, and
wherein the first searching of the second physical machine searches for the second physical machine by searching for, based on the first configuration identification information and the second configuration identification information, a physical machine of which types of software match the types of the software executed by the at least one virtual machines executed on the first physical machine before and after the change of the state of the other virtual machine and that has hardware resources that are assigned to virtual machines executed on the physical machine before and after the change of the state of the other virtual machine and of which the amounts of hardware resources are close to the amounts of hardware resources assigned to virtual machines executed on the first physical machine and that includes hardware resources of which the amounts are close to the hardware resources included in the first physical machine.

5. The analysis support method according to claim 2 , further comprising:
updating the second configuration identification information based on the change of the state of the at least one virtual machine executed on the second physical machine and the configuration of the second physical machine after the change of the state of the at least one virtual machine,
wherein the first searching of the second physical machine searches for the second physical machine based on the first configuration identification information and the second configuration identification information updated.

6. The analysis support method by the computer according to claim 1 , wherein the first searching for the second physical machine,
searches for the second physical machine based on operational information that identifies resource utilization values of the virtual machines, and
searches for a resource utilization value of the first virtual machine before a change of a state of other virtual machine, different from the first virtual machine, included in the virtual machines executed on the first physical machine and operational information that identifies resource utilization values of the virtual machines, for a resource utilization value of the at least one virtual machine executed on the second physical machine before the change of the state of the other virtual machine.

7. The analysis support method by the computer according to claim 6 , wherein the operational information of the first virtual machine includes an utilization of the hardware resource of the first physical machine used per unit of time by the first virtual machine,
the analysis support method by the computer further comprising:
determining a time period in which the utilization included in the operational information of the first virtual machine is measured after the change of the state of the other virtual machine, and

wherein the first searching of the second physical machine searches for the second physical machine when determined that the time period in which the utilization is measured is shorter than a threshold.

8. The analysis support method by the computer according

Assignees

• Fujitsu Ltd

Inventors

• Kotani Ichiro
• Tobo Yasuhide
• Nakazawa Takaaki
• Miyagawa Yukihisa
• Oda Yoshikazu
• Mori Kenichi
• Tateishi Naoki
• Shimazaki Kenichi
• Kouge Kiyoshi

Classifications

• G06F9/5088

  involving task migration · CPC title

• G06F2201/815

  Virtual · CPC title

• G06F11/3433

  for load management (allocation of a server based on load conditions G06F9/505; load rebalancing G06F9/5083; redistributing the load in a network by a load balancer H04L67/1029) · CPC title

• G06F9/4856

  resumption being on a different machine, e.g. task migration, virtual machine migration (G06F9/5088 takes precedence) · CPC title

• G06F9/45533 Primary

  Hypervisors; Virtual machine monitors · CPC title