CN105141691A - System and method for automatically expanding virtual machine cluster under cloud computing - Google Patents
System and method for automatically expanding virtual machine cluster under cloud computing Download PDFInfo
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- CN105141691A CN105141691A CN201510553357.7A CN201510553357A CN105141691A CN 105141691 A CN105141691 A CN 105141691A CN 201510553357 A CN201510553357 A CN 201510553357A CN 105141691 A CN105141691 A CN 105141691A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1001—Protocols in which an application is distributed across nodes in the network for accessing one among a plurality of replicated servers
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Abstract
The invention discloses a system and method for automatically expanding a virtual machine cluster under cloud computing, belonging to the technical field of expansion of virtual machines. According to the invention, the loading condition of a virtual machine in a cluster is monitored in a cloud computing environment; the virtual machine is automatically instantiated and added into the cluster; a concurrent access load is dispersed by utilizing a load balancer; therefore, resource expansion is more flexible; the stability of service applications is greatly improved; application interruption due to high load of concurrent access is avoided; furthermore, the loading condition of the cluster can be monitored; the service applications operated in the virtual machine have high stability and reliability; and services are more rapid and flexible to provide by deploying the large-scale virtual machine cluster.
Description
Technical field
The present invention discloses cluster virtual machine automatic expansion system and method under a kind of cloud computing, belongs to virtual machine extension technical field.
Background technology
Cloud computing is distributed treatment (DistributedComputing), the continuity of parallel processing (ParallelComputillg) and grid computing (GridComputillg) and development, or perhaps the business of these computer science concepts realizes.It is not exclusively calculate, and is not also store purely, but collection calculates and is stored in all over the body, by various to server, network, application program and database resource by the Internet for user provides a kind of theory of integrated service.Core technology in cloud computing is exactly virtual, the virtual important feature being cloud computing and being different from traditional calculations pattern.Adopt virtual other Nodes that the whole execution environment of application program can be forwarded to the form of packing in cloud computing platform, achieve the execution environment of program and the isolation of physical environment, the environment change of application program is become and is easy to realize.Just because of maturation and the extensive use of Intel Virtualization Technology, the calculating in cloud computing, storage, application and service all become resource, and these resources can dynamically be expanded an exhibition and configuration, and cloud computing finally could logically present with single holistic form.Generally, based on cloud mechanism, make purpose processor, operating system, software and some other assembly form virtual machine instance, i.e. the Resourse Distribute of cloud computing is to virtual machine, and user can ask from above-mentioned resource, build virtual machine to perform necessary task or run above-mentioned application.But at present, cloud computing framework lacks the method for Resources allocation effectively, and lack the ability of automatic expansion deploying virtual machine, to support that cluster virtual machine cooperates with each other.Therefore, the present invention provides cluster virtual machine automatic expansion system and method under a kind of cloud computing in cloud computing environment, virtual machine loading condition in monitoring cluster, automatic instantiation virtual machine, join in cluster, load equalizer is utilized to disperse the load of Concurrency Access, make resource expansion more flexible, thus greatly improve the stability of service application, avoid because the high load capacity of Concurrency Access causes application to be interrupted, and cluster loading condition can be monitored, so the service application that virtual machine runs has very high Stability and dependability, disposing large-scale virtual machine cluster provides service quicker, flexibly.
Summary of the invention
The present invention is directed to the method that cloud computing framework lacks Resources allocation effectively, and lack the ability of automatic expansion deploying virtual machine, to support the problem that cluster virtual machine cooperates with each other, cluster virtual machine automatic expansion system and method under a kind of cloud computing is provided, the Stability and dependability of the service application providing virtual machine to run, makes deployment large-scale virtual machine cluster provide service more fast, flexibly.
The concrete scheme that the present invention proposes is:
Cluster virtual machine automatic expansion system under a kind of cloud computing, comprises cluster load monitoring module, instantiation virtual machine module, load balancer module;
The overall load situation of cluster load monitoring module in charge monitoring cluster virtual machine, when cluster overall load exceedes threshold values, notice instantiation virtual machine module;
Instantiation virtual machine module is responsible for CPU, internal memory, the hard disk resources asking to meet instantiation virtual machine, Resources allocation instantiation virtual machine, and joins in current cluster virtual machine;
Load balancer module is responsible for after virtual machine adds cluster, the load of concurrent request to be assigned in the virtual machine in cluster according to collocation strategy.
Described load balancer module defines the interface of unified plug-in type, installs the driving of different loads equalizer, accesses corresponding different load equalizer.
Described load balancer module is installed haproxy and is driven the driving supported haproxy load equalizer or install netscaler to support netscaler load equalizer.
A kind of cluster virtual machine automatic expansion method under cloud computing, under the cloud computing described in utilization, cluster virtual machine automatic expansion system carries out cluster virtual machine automatic expansion:
Utilize the overall load situation of cluster load monitoring module monitors cluster virtual machine, when cluster overall load exceedes threshold values, notice instantiation virtual machine module;
Utilize the request of instantiation virtual machine module to meet CPU, internal memory, the hard disk resources of instantiation virtual machine, Resources allocation instantiation virtual machine, and join in current cluster virtual machine;
Utilize load balancer module to work as after virtual machine adds cluster, according to collocation strategy the load of concurrent request is assigned in the virtual machine in cluster.
Described load balancer module defines the interface of unified plug-in type, installs the driving of different loads equalizer, accesses corresponding different load equalizer.
Described load balancer module is installed haproxy and is driven the driving supported haproxy load equalizer or install netscaler to support netscaler load equalizer.
Usefulness of the present invention is: in cloud computing environment, utilize the present invention to monitor virtual machine loading condition in cluster, automatic instantiation virtual machine, join in cluster, load equalizer is utilized to disperse the load of Concurrency Access, make resource expansion more flexible, thus greatly improve the stability of service application, avoid because the high load capacity of Concurrency Access causes application to be interrupted, and cluster loading condition can be monitored, so the service application that virtual machine runs has very high Stability and dependability, disposing large-scale virtual machine cluster provides service more fast, flexibly.
Accompanying drawing explanation
Fig. 1 cluster virtual machine automatic expansion flow chart;
Fig. 2 instantiation virtual machine block schematic illustration;
Fig. 3 load balancer module plug-in type interface diagram.
Embodiment
Cluster virtual machine automatic expansion system under a kind of cloud computing, comprises cluster load monitoring module, instantiation virtual machine module, load balancer module;
The overall load situation of cluster load monitoring module in charge monitoring cluster virtual machine, when cluster overall load exceedes threshold values, notice instantiation virtual machine module;
Instantiation virtual machine module is responsible for CPU, internal memory, the hard disk resources asking to meet instantiation virtual machine, Resources allocation instantiation virtual machine, and joins in current cluster virtual machine;
Load balancer module is responsible for after virtual machine adds cluster, the load of concurrent request to be assigned in the virtual machine in cluster according to collocation strategy.
Utilize said system, the present invention will be further described by reference to the accompanying drawings.
The present invention is under cloud computing environment, disposing large-scale virtual machine cluster provides service more fast, flexibly, because cluster loading condition can be monitored, so the service application that virtual machine runs has very high Stability and dependability, the continual request of business can be provided.
Specific implementation process is:
Utilize the overall load situation of cluster load monitoring module monitors cluster virtual machine, when cluster overall load exceedes threshold values, notice instantiation virtual machine module;
Utilize the request of instantiation virtual machine module to meet CPU, internal memory, the hard disk resources of instantiation virtual machine, Resources allocation instantiation virtual machine, and join in current cluster virtual machine;
Utilize load balancer module to work as after virtual machine adds cluster, according to collocation strategy the load of concurrent request is assigned in the virtual machine in cluster.
Wherein load balancer module defines the interface of unified plug-in type, installs the driving of different loads equalizer, accesses corresponding different load equalizer.
Such as load balancer module is installed haproxy driving and is supported haproxy load equalizer:
Configuration HAProxySession can in the following manner:
User IP is assigned on fixing real server by User IP RM: haproxy after hash calculates, and is similar to the IPhash instruction of nginx, configuration-direct balancesource;
WEB service end sends in the cookie of client and inserts or add prefixing by cookie RM: haproxy, the server COOKIEID of the rear end of haproxy definition.Such as instruction is exemplified by cookieSESSION_COOKIEinsertindirectnocache;
The session that back-end server produces by session RM: haproxy and back-end server mark exist in a table in haproxy.This table is first inquired about during client-requested.
Such as load balancer module installs the driving support netscaler load equalizer of netscaler again: carry out netscaler deployment, set up architecture, to netscalerIP planning, and plan domain name, then be configured as required further, import.
After installation load equalizer, after successfully driving, load balancer module will disperse part concurrent request to this virtual machine, reach the object reducing cluster load, complete automatic expansion.
Claims (6)
1. a cluster virtual machine automatic expansion system under cloud computing, is characterized in that comprising cluster load monitoring module, instantiation virtual machine module, load balancer module;
The overall load situation of cluster load monitoring module in charge monitoring cluster virtual machine, when cluster overall load exceedes threshold values, notice instantiation virtual machine module;
Instantiation virtual machine module is responsible for CPU, internal memory, the hard disk resources asking to meet instantiation virtual machine, Resources allocation instantiation virtual machine, and joins in current cluster virtual machine;
Load balancer module is responsible for after virtual machine adds cluster, the load of concurrent request to be assigned in the virtual machine in cluster according to collocation strategy.
2. cluster virtual machine automatic expansion system under a kind of cloud computing according to claim 1, is characterized in that described load balancer module defines the interface of unified plug-in type, installs the driving of different loads equalizer, accesses corresponding different load equalizer.
3. cluster virtual machine automatic expansion system under a kind of cloud computing according to claim 2, is characterized in that described load balancer module is installed haproxy and driven the driving supported haproxy load equalizer or install netscaler to support netscaler load equalizer.
4. a cluster virtual machine automatic expansion method under cloud computing, under it is characterized in that utilizing the cloud computing described in any one of claim 1-3, cluster virtual machine automatic expansion system carries out cluster virtual machine automatic expansion:
Utilize the overall load situation of cluster load monitoring module monitors cluster virtual machine, when cluster overall load exceedes threshold values, notice instantiation virtual machine module;
Utilize the request of instantiation virtual machine module to meet CPU, internal memory, the hard disk resources of instantiation virtual machine, Resources allocation instantiation virtual machine, and join in current cluster virtual machine;
Utilize load balancer module to work as after virtual machine adds cluster, according to collocation strategy the load of concurrent request is assigned in the virtual machine in cluster.
5. cluster virtual machine automatic expansion method under a kind of cloud computing according to claim 4, is characterized in that described load balancer module defines the interface of unified plug-in type, installs the driving of different loads equalizer, accesses corresponding different load equalizer.
6. cluster virtual machine automatic expansion method under a kind of cloud computing according to claim 5, is characterized in that described load balancer module is installed haproxy and driven the driving supported haproxy load equalizer or install netscaler to support netscaler load equalizer.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106126338A (en) * | 2016-06-21 | 2016-11-16 | 浪潮(北京)电子信息产业有限公司 | A kind of method and device of cluster virtual machine telescopic arrangement |
| CN106412135A (en) * | 2016-12-14 | 2017-02-15 | 国云科技股份有限公司 | Load balancing method for improving distributed object storage service capability |
| CN108076082A (en) * | 2016-11-09 | 2018-05-25 | 阿里巴巴集团控股有限公司 | A kind of expansion method of application cluster, device and system |
| CN109062666A (en) * | 2018-07-27 | 2018-12-21 | 浪潮电子信息产业股份有限公司 | Virtual machine cluster management method and related device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103428241A (en) * | 2012-05-18 | 2013-12-04 | 中兴通讯股份有限公司 | Method and system for deploying services |
| CN103581039A (en) * | 2013-11-08 | 2014-02-12 | 西安电子科技大学宁波信息技术研究院 | Dynamic load balancing structure of server cluster and application method thereof |
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2015
- 2015-09-02 CN CN201510553357.7A patent/CN105141691A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103428241A (en) * | 2012-05-18 | 2013-12-04 | 中兴通讯股份有限公司 | Method and system for deploying services |
| CN103581039A (en) * | 2013-11-08 | 2014-02-12 | 西安电子科技大学宁波信息技术研究院 | Dynamic load balancing structure of server cluster and application method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106126338A (en) * | 2016-06-21 | 2016-11-16 | 浪潮(北京)电子信息产业有限公司 | A kind of method and device of cluster virtual machine telescopic arrangement |
| CN108076082A (en) * | 2016-11-09 | 2018-05-25 | 阿里巴巴集团控股有限公司 | A kind of expansion method of application cluster, device and system |
| CN106412135A (en) * | 2016-12-14 | 2017-02-15 | 国云科技股份有限公司 | Load balancing method for improving distributed object storage service capability |
| CN109062666A (en) * | 2018-07-27 | 2018-12-21 | 浪潮电子信息产业股份有限公司 | Virtual machine cluster management method and related device |
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