CN102404409A - Equivalent cloud network system based on optical packet switch - Google Patents
Equivalent cloud network system based on optical packet switch Download PDFInfo
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- CN102404409A CN102404409A CN2011104121124A CN201110412112A CN102404409A CN 102404409 A CN102404409 A CN 102404409A CN 2011104121124 A CN2011104121124 A CN 2011104121124A CN 201110412112 A CN201110412112 A CN 201110412112A CN 102404409 A CN102404409 A CN 102404409A
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Abstract
The invention discloses an equivalent cloud network system based on optical packet switch, which is based on 3D-Torus and hypercube network architecture, wherein a secondary cloud system in the system is directly connected by an optical fiber link so as to compose a large equivalent cloud network system; and a plurality of computer system nodes can be used as secondary cloud systems which are connected mutually to form a larger high-performance super computing system. The secondary cloud systems in the system are connected directly; and each secondary cloud system has an input port and an output port for implementing input and output of data streams so as to compose a whole network system. The equivalent cloud network system based on optical packet switch not only flexibly allocates the business, saves network resources and has flexible structure, clear layers and high expandability, but also has higher communication bandwidth, communication performance, system stability and fault tolerance rate for overall operation, increases the communication efficiency and the application efficiency during remote communication, and reduces the delay of long-distance communication, thus ensuring higher expansibility and usability of larger network or system.
Description
Technical field
The present invention relates to communication technical field.Be specifically related to, relate to a kind of based on the light packet switching to equality cloud network system, be support with technology such as cloud computing, light packet switchinges, this system is applicable in Next Generation Internet system and the high-performance supercomputer system.
Background technology
In several years in past; Along with the information network that with Internet is the master is growing; Number of users in the network and the sharp increase of website number; IP operation, at a high speed, big capacity real time data, video, interactive application and the demand of sharing increasing rapidly, and the demand of bandwidth is also sharply increased, the memory space of server and disposal ability often become the bottleneck of final restriction network development in the traditional centralized network.In technical field, computational resource does not but catch up with various demands of applications, in order to satisfy the needs of scientific research, needs a collection of large-scale application system based on the high-performance supercomputer.
The development of Fibre Optical Communication Technology reduces the pressure of bandwidth resources; Can satisfy the requirement that network and supercomputer application system increase bandwidth; Yet the integral pressure of network and supercomputer application system still exists; The problem that exists is the advantage that the present network architecture and supercomputer application system framework can't give full play of switching performance, concentrates on mainly that exchange efficiency between internal node is low, time delay is big, blocking rate is high.In the computing application project of many scientific researches; Especially in the fine granularity computing application; Its final performance largely is that the communication capacity by system determines; But not the restriction of the computing capability of computing node itself, this also makes and is being designed with higher requirement for the inline framework of supercomputer system.
If only simply use traditional interconnect architecture, be to be difficult to reach high expansion, high bandwidth, the low target that postpones.The present network architecture and supercomputer application system framework have planar structure 2D torus with like Fig. 1, nonplanar structure 3D torus, hypercube framework (Hypercuber) shown in Figure 2.Wherein planar structure is far away not as good as the performance of nonplanar structure, and nonplanar structure also exists autgmentability difference and efficiency.3D-Torus and hypercube framework can only be applied to can not deal with the traffic flows of high load capacity in the environment of low load.
Summary of the invention
It is not enough that the object of the invention is to overcome above-mentioned prior art; Proposed a kind of based on the light packet switching to equality framework cloud network system; Can be used for Next Generation Internet and high-performance supercomputer system, can be with a more massive super computer system of the sub-cloud system interconnection becoming of a plurality of computing systems.Sub-cloud system in this system directly connects, and each sub-cloud system has input and output port, to realize the input and the output of data flow, forms whole network system then.This structure not only helps the development of Next Generation Internet system and supercomputer, is convenient to system design, and has the minimizing communication delay; Improve communication efficiency; Strengthen network interconnection, improve exchange efficiency, the expansion exchange capacity; Network Load Balance, fault-tolerant ability is strengthened and good path diversity; High flexibility, extensibility are also arranged simultaneously, and higher communication bandwidth, communication performance, system reliability, stability, serious forgiveness can promote communication efficiency and application efficiency when being used for global operation, telecommunication, effectively reduce network radius.Simultaneously when extended network framework or system architecture; Can slow down the increase of network radius effectively; Reduce the delay of longer range communications; Thereby guaranteed the more high scalability and the availability of large scale network more or system, overcome the problem that supercomputer Intranet performance is limited in communication capacity and efficient.
The technical scheme that realizes this discovery is,
A kind of based on the light packet switching to equality cloud network system; Comprise m sub-cloud system; This system is a kind of multidimensional interconnection system; Its neutron cloud system uses optical fiber link directly to link to each other with contiguous sub-cloud system, forms m dimension cubic network system, and each sub-cloud system all has input, output and control and treatment function;
Wherein, Each sub-cloud system is in the body-centered of adjacent n sub-cloud system on every side; And directly link to each other with adjacent on every side n sub-cloud system; Every line all is two-way communication link, and wherein Lm bar link is used to carry out user service data communication, and Ln bar link is used for control communication and redundancy communication protection; When being main with communication function, Lm proportion in total link is greater than 50%, and Ln proportion in total link is less than 50%; When being main with the control and treatment function, Lm proportion in total link is less than 50%, and Ln proportion in total link is greater than 50%; When communication function and control and treatment function were in reciprocity status, Lm and Ln proportion in total link was 50%.
With (k1, k2, k3 ..., the kn) coordinate of the every virgin's cloud system of expression, kn are represented k dimension axle place coordinate; K1=x represents transverse axis, and k2=y represents the longitudinal axis, and k3=z represents vertical pivot, and by that analogy, wherein n and m are the natural number greater than 1.
When carrying out the network system expansion; Be in contiguous sub-cloud system body-centered according to sub-cloud system, and carry out the stero extension with the rule that contiguous sub-cloud system directly links to each other, its neutron cloud system is following with the annexation of contiguous sub-cloud system: (k1; K2; K3 ..., kn) the sub-cloud system of coordinate values excursion in positive and negative 1 interconnects.
The sub-cloud system of in the system each all has communication and control and treatment function simultaneously, and can be optimized according to the situation of self, is main in special period with communication function or control and treatment function, and perhaps different function is in reciprocity status.
The present invention has following advantage:
1, be close between sub-cloud system directly and link to each other, have littler network diameter, average distance, time delay is low, and network throughput is high, and inner link is difficult for congested, is convenient to three-dimensional expansion.
2,,, different forward-path and Differentiated Services can be provided simultaneously again so have good fault-tolerant ability when carrying out exchanges data because sub-cloud system input/output port has mulitpath.
3, sub-cloud system has enhanced scalability and fault-tolerant ability; Can realize high-performance calculation: this system is built into a three-dimensional cloud network system with computational resource, and with respect to centralized resource management, this architecture has stronger extensibility and fault-tolerant ability; And can improve usage factor of system resource; Increase the throughput of calculation task, reduce the response time of computing application, and then realize the high-performance calculation of application.
4, provide reliably and data transport service efficiently:, use message channel and data channel transmission control command and data flow respectively each request of data.This transmission mechanism separates the control command transmission with data flow transmission, can handle the concurrent transmission requests of multitask, and the transmission of individual task is realized fault-tolerant control; Data Stream Processing has improved the real-time and the reliability of system efficiently.
5, the existence of sub-cloud system makes the network average distance reduce, and shortens the packet forward time delay, and is convenient to realize multicast.
Description of drawings
Fig. 1 is that conventional three-dimensional is around the network architecture.
Fig. 2 is traditional hypercube framework.
Fig. 3 is a reciprocity cloud network system of the present invention.
Embodiment
Embodiment 1
With reference to Fig. 3,
A kind of based on the light packet switching to equality cloud network system; Comprise m sub-cloud system; This system is a kind of multidimensional interconnection system; Its neutron cloud system uses optical fiber link directly to link to each other with contiguous sub-cloud system, forms m dimension cubic network system, and each sub-cloud system all has input, output and control and treatment function;
Wherein, Each sub-cloud system is in the body-centered of adjacent n sub-cloud system on every side; And directly link to each other with adjacent on every side n sub-cloud system; Every line all is two-way communication link, and wherein Lm bar link is used to carry out user service data communication, and Ln bar link is used for control communication and redundancy communication protection; When being main with communication function, Lm proportion in total link is greater than 50%, and Ln proportion in total link is less than 50%; When being main with the control and treatment function, Lm proportion in total link is less than 50%, and Ln proportion in total link is greater than 50%; When communication function and control and treatment function were in reciprocity status, Lm and Ln proportion in total link was 50%.
With (k1, k2, k3 ..., the kn) coordinate of the every virgin's cloud system of expression, kn are represented k dimension axle place coordinate; K1=x represents transverse axis, and k2=y represents the longitudinal axis, and k3=z represents vertical pivot, and by that analogy, wherein n and m are the natural number greater than 1.
When carrying out the network system expansion; Be in contiguous sub-cloud system body-centered according to sub-cloud system, and carry out the stero extension with the rule that contiguous sub-cloud system directly links to each other, its neutron cloud system is following with the annexation of contiguous sub-cloud system: (k1; K2; K3 ..., kn) the sub-cloud system of coordinate values excursion in positive and negative 1 interconnects.
The sub-cloud system of in the system each all has communication and control and treatment function simultaneously, and can be optimized according to the situation of self, is main in special period with communication function or control and treatment function, and perhaps different function is in reciprocity status.
With the three-dimensional system of coordinate is example, when kn=3, is three-dimensional system of coordinate, and k1=x represents transverse axis, and k2=y represents the longitudinal axis, and k3=z represents vertical pivot.With the three dimension system is example, gets respectively that (X, Y Z) represent certain node, (X
E, Y
E, Z
E) represent adjacent node, then this nodes X and adjacent node X
EBetween annexation, use following mathematical relationship to represent: to satisfy X
E=X ± 1, Y
E=Y ± 1 and Z
EDirectly linking to each other of=Z ± 1.Middle sub-cloud system is in the body-centered of 26 adjacent sub-cloud systems; Then this sub-cloud system directly links to each other with 26 adjacent sub-cloud systems; Every line all is two-way communication link, and wherein Lm bar link is used to carry out user service data communication, and Ln bar link is used for control communication and redundancy communication protection; Lm >=Ln, Lm+Ln=26.
By that analogy, can be extended to k and maintain in the system, each sub-cloud system all is in the body-centered of adjacent n sub-cloud system, and n adjacent sub-cloud system directly links to each other therewith.
Embodiment 2
Can be with being in diverse location, the sub-cloud system of the different industries of zones of different, form that the present invention proposes based on the light packet switching to equality cloud network system; With (k1, k2, k3; Kn) represent each sub-cloud system place coordinate, each sub-cloud system directly links to each other, and uses the optical fiber link two-way communication.The annexation of node and adjacent node wherein, use following mathematical relationship to represent: (k1, k2, k3 ..., kn) node of numerical value change scope in positive and negative 1 directly links to each other each other.
Claims (3)
- One kind based on the light packet switching to equality cloud network system; It is characterized in that comprising m sub-cloud system; This system is a kind of multidimensional interconnection system; Its neutron cloud system uses optical fiber link directly to link to each other with contiguous sub-cloud system, forms m dimension cubic network system, and each sub-cloud system all has input, output and control and treatment function;Wherein, Each sub-cloud system is in the body-centered of adjacent n sub-cloud system on every side; And directly link to each other with adjacent on every side n sub-cloud system; Every line all is two-way communication link, and wherein Lm bar link is used to carry out user service data communication, and Ln bar link is used for control communication and redundancy communication protection; When being main with communication function, Lm proportion in total link is greater than 50%, and Ln proportion in total link is less than 50%; When being main with the control and treatment function, Lm proportion in total link is less than 50%, and Ln proportion in total link is greater than 50%; When communication function and control and treatment function were in reciprocity status, Lm and Ln proportion in total link was 50%.With (k1, k2, k3 ..., the kn) coordinate of the every virgin's cloud system of expression, kn are represented k dimension axle place coordinate; K1=x represents transverse axis, and k2=y represents the longitudinal axis, and k3=z represents vertical pivot, and by that analogy, wherein n and m are the natural number greater than 1.
- Based on claim 1 described a kind of based on the light packet switch to equality cloud network system, it is characterized in that carrying out network system when expansion, be in contiguous sub-cloud system body-centered according to sub-cloud system; And carrying out stero with the rule that contiguous sub-cloud system directly links to each other extends; Its neutron cloud system is following with the annexation of contiguous sub-cloud system: (k1, k2, k3;, kn) the sub-cloud system of coordinate values excursion in positive and negative 1 interconnects.
- 3. according to claim 1 a kind of based on the light packet switching to equality cloud network system; It is characterized in that each the sub-cloud system in the system all has communication and control and treatment function simultaneously; And can be optimized according to the situation of self; Is main in special period with communication function or control and treatment function, and perhaps different function is in reciprocity status.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103533465A (en) * | 2013-10-11 | 2014-01-22 | 深圳市共进电子股份有限公司 | Design method of passive optical network |
| CN107483258A (en) * | 2017-08-25 | 2017-12-15 | 长沙曙通信息科技有限公司 | A kind of cloud computing zoning manages implementation method |
| CN107612746A (en) * | 2017-10-12 | 2018-01-19 | 曙光信息产业股份有限公司 | A kind of method, Torus networks and the routing algorithm of structure Torus networks |
| CN108768864A (en) * | 2018-07-16 | 2018-11-06 | 南京邮电大学 | A kind of high fault-tolerant data center network topology structure of easy expansion |
| CN111277471A (en) * | 2020-02-24 | 2020-06-12 | 大连理工大学 | Quick detection device of no central network connection |
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| CN103533465A (en) * | 2013-10-11 | 2014-01-22 | 深圳市共进电子股份有限公司 | Design method of passive optical network |
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| CN108768864A (en) * | 2018-07-16 | 2018-11-06 | 南京邮电大学 | A kind of high fault-tolerant data center network topology structure of easy expansion |
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| CN111277471A (en) * | 2020-02-24 | 2020-06-12 | 大连理工大学 | Quick detection device of no central network connection |
| CN111277471B (en) * | 2020-02-24 | 2022-11-18 | 大连理工大学 | Quick detection device of no central network connection |
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