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Method for reducing energy consumption of cloud computing platform by using concurrent migration technology of virtual machine

A technology of cloud computing platform and energy consumption, which is applied in the field of cloud computing platform to achieve the effect of improving efficiency, reducing memory transmission, and flexible migration strategy

Inactive Publication Date: 2012-09-12
FUDAN UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At the same time, online migration technology can ensure the availability of running services, and the unavailable time of services caused by one migration is only hundreds of milliseconds

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  • Method for reducing energy consumption of cloud computing platform by using concurrent migration technology of virtual machine
  • Method for reducing energy consumption of cloud computing platform by using concurrent migration technology of virtual machine
  • Method for reducing energy consumption of cloud computing platform by using concurrent migration technology of virtual machine

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Embodiment Construction

[0017] Below in conjunction with example the present invention is further described.

[0018] At present, many companies and institutions have large-scale data centers and use virtualization technology to deploy services. Online migration of virtual machines has become the core technology of load balancing and service integration, and the frequency of migration is quite high. Existing migration methods may perform multiple repeated scans and transfers on the same memory area, which not only reduces performance, but also wastes energy consumption. Especially when the services running inside the virtual machine need to perform a large number of memory write operations, this waste is more obvious: for a virtual machine with 16G memory and running the memcached service, the migration time is more than half an hour. Therefore, by optimizing the energy consumption of the migration process through the present invention, the total amount of energy that can be saved is very considerabl...

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Abstract

The invention belongs to the technical field of cloud computing platforms and particularly relates to a method for reducing energy consumption of the cloud computing platform by using a concurrent migration technology of a virtual machine. The method specifically realized by using the following steps: scanning an online migration single memory of the virtual machine by using a multi-core concurrent scanning mode so as to shorten the single scanning time; transmitting single data of a changed memory by using a multi-network card concurrent transmission mode so as to shorten the transmission time of single data; and calculating the difference quantity of two times of memory transmission, if the differential quantity is smaller than a threshold, suspending the running of the virtual machine and entering last-turn scanning and transmission, and thus reducing unnecessary turns. According to the method, the online migration efficiency of the virtual machine can be effectively increased and data transmission for changing the unnecessary memory is reduced, and thus the integral energy consumption of online running of a server system is reduced.

Description

technical field [0001] The invention belongs to the technical field of cloud computing platforms, and specifically relates to a method for reducing energy consumption of cloud computing platforms by using virtual machine concurrent migration technology. Background technique [0002] In today's world, because the total amount of available energy storage is limited, while the total amount of energy consumption is increasing, people pay more and more attention to energy-saving technologies. With the rapid development of cloud computing in recent years, major companies have launched large-scale data centers with millions of servers, and the energy consumption is very high. Therefore, how to reduce the energy consumption of cloud computing platforms has become an important issue. topic. Therefore, the energy-saving method described in this patent can contribute to the energy-saving cause by reducing the energy consumption required by the server to complete the same task. [000...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F9/46H04L29/08
CPCY02D10/00
Inventor 宋翔施继成夏虞斌陈海波臧斌宇
Owner FUDAN UNIV
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