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A fault-tolerant control method, device and fault-tolerant component

A fault-tolerant control and component technology, applied in the field of computer networks, can solve the problems of poor control plane fault tolerance, controller failure, affecting the normal operation of the network, etc.

Active Publication Date: 2022-07-26
深圳市格瑞信息科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In view of this, the embodiment of the present application provides a fault-tolerant control method, device and fault-tolerant components to solve the problem of poor fault-tolerant performance of the control plane in the SDN architecture in the prior art, and the failure of the controller affects the normal operation of the network

Method used

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  • A fault-tolerant control method, device and fault-tolerant component
  • A fault-tolerant control method, device and fault-tolerant component
  • A fault-tolerant control method, device and fault-tolerant component

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Embodiment 1

[0030] figure 2 A schematic diagram of the implementation flow of a fault-tolerant control method provided by an embodiment of the present application is shown, and the details are as follows:

[0031] Step S21, obtaining the current states of at least two controllers, and generating a controller set FC in a failed state;

[0032] In the embodiment provided by this application, a fault-tolerant component is set in a network data analysis system provided with SDN, and the fault-tolerant component detects the network connection status between each controller in the system and the network element equipment managed by it in real time, so as to distinguish the valid state of the network connection state. Controllers and Controllers in a Failed State. The controllers in the failed state are uniformly recorded in the controller set FC according to their identification information. Further, a plurality of fault-tolerant components may be set to form a fault-tolerant component group...

Embodiment 2

[0071] Corresponding to the fault-tolerant control method described in the above embodiment, Image 6 A block diagram of the structure of the fault-tolerant control apparatus provided by the embodiment of the present application is shown. For convenience of description, only the part related to the embodiment of the present application is shown.

[0072] refer to Image 6 , the fault-tolerant control device includes: a first acquisition module 61, a second acquisition module 62, a generation module 63 and a connection module 64, wherein:

[0073] The first acquisition module 61 is used to acquire the current state of at least two controllers, and generate a controller set FC in a failed state;

[0074] The second obtaining module 62 obtains the data packet request amount of the network element equipment managed by each controller in the FC;

[0075] A generating module 63, configured to adaptively generate a redistribution scheme according to the data packet request amount; ...

Embodiment 3

[0095] Figure 7 It is a schematic diagram of a fault-tolerant component provided by an embodiment of the present application. like Figure 7 As shown, the fault-tolerant component 7 of this embodiment includes a processor 70 , a memory 71 , and a computer program 72 stored in the memory 71 and executable on the processor 70 . When the processor 70 executes the computer program 72, the steps in each of the foregoing fault-tolerant control method embodiments are implemented, for example, figure 2 Steps S21 to S24 are shown. Alternatively, when the processor 70 executes the computer program 72, the functions of the modules / units in the foregoing device embodiments are implemented, for example, Image 6 The functions of modules 61 to 64 are shown.

[0096] Exemplarily, the computer program 72 may be divided into one or more modules / units, and the one or more modules / units are stored in the memory 71 and executed by the processor 70 to complete the this application. The one...

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Abstract

The present application is applicable to the field of computer network technology, and provides a fault-tolerant control method, device and fault-tolerant component, including: acquiring the current states of at least two controllers, and generating a controller set FC in a failed state; acquiring each of the FCs The data packet request amount of the network element equipment managed by each controller; the redistribution scheme is adaptively generated according to the data packet request amount; and the network element equipment is connected to the controller in an active state according to the redistribution scheme. In this process, when it is detected that the controller fails in the network, an adaptive allocation scheme is generated according to the data packet request amount of the network element device that needs to redistribute the controller, so as to realize the redistribution between the network element device and the controller. The connection and reliable communication ensure that the control plane can be fault-tolerant in real-time and the network data analysis system can still operate normally when some controllers fail.

Description

technical field [0001] The present application belongs to the technical field of computer networks, and in particular relates to a fault-tolerant control method, device and fault-tolerant component. Background technique [0002] Software Defined Networking (SDN), as a new network architecture, realizes the complete decoupling of data plane and control plane; more and more data centers, large-scale local area networks, etc. begin to use SDN to improve network performance. The SDN architecture can monitor network data at the control level. In large-scale networks, multiple controllers can be used to improve the scalability of SDN. However, with the rapid increase in underlying network element devices and data traffic, the The controller faces a huge burden when processing the data flow generated by the network element equipment, and the controller often has a high failure probability due to insufficient processing capacity; in addition, the failure of the server's hardware or ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04L41/0654H04L45/28
CPCH04L41/0654H04L45/28H04L41/0661
Inventor 张建辉陈保正胡涛郭泽华李艳捷
Owner 深圳市格瑞信息科技有限公司