CN111740870B - Network dynamic management method, system and device - Google Patents

Network dynamic management method, system and device Download PDF

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CN111740870B
CN111740870B CN202010879957.3A CN202010879957A CN111740870B CN 111740870 B CN111740870 B CN 111740870B CN 202010879957 A CN202010879957 A CN 202010879957A CN 111740870 B CN111740870 B CN 111740870B
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network
broadcast storm
intensity
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bandwidth
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CN111740870A (en
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许幼岳
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Suzhou Inspur Intelligent Technology Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08Configuration management of networks or network elements
    • H04L41/0803Configuration setting
    • H04L41/0813Configuration setting characterised by the conditions triggering a change of settings
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08Configuration management of networks or network elements
    • H04L41/0803Configuration setting
    • H04L41/0823Configuration setting characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability

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Abstract

The invention discloses a network dynamic management method, a system and a device, which are used for acquiring the current bearable first network broadcast storm intensity of a computer network and acquiring the current actual second network broadcast storm intensity of the computer network; judging whether the intensity of the first network broadcast storm is smaller than that of the second network broadcast storm; if yes, performing network speed reduction processing on the computer network; if not, the network acceleration processing is carried out on the computer network. Therefore, when the intensity of the network broadcast storm is strong, the intensity of the network broadcast storm is weakened in a network speed reduction mode, so that the network availability is ensured while a series of problems caused by the network broadcast storm are avoided; moreover, the network acceleration is carried out when the intensity of the network broadcast storm is weak, so that the network transmission performance of the computer network is further improved on the premise that the computer network can bear the current network broadcast storm, and the user experience effect is improved.

Description

Network dynamic management method, system and device
Technical Field
The present invention relates to the field of network management, and in particular, to a method, a system, and an apparatus for dynamic network management.
Background
A webcast storm is an error that occurs on a computer network, and the main causes are: the accumulation of broadcast and multicast signals occupies a large amount of network bandwidth, which results in the inability to circulate normal network signals. And a large amount of or long-term network broadcast storm may cause problems such as abnormal operation of network nodes and overload of network nodes. At present, a management method of a computer network is as follows: when a large amount of or long-term network broadcast storms occur on a computer network, the network is closed to avoid a series of problems caused by the network broadcast storms, however, the network closing means that the network function is invalid, namely, the network cannot be normally used, and the user experience effect is poor.
Therefore, how to provide a solution to the above technical problem is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a network dynamic management method, a system and a device, when the intensity of a network broadcast storm is stronger, the intensity of the network broadcast storm is weakened through a network speed reduction mode, so that the network availability is ensured while a series of problems caused by the network broadcast storm are avoided; and, carry out the network acceleration when network broadcast storm intensity is relatively weak to make the computer network further promote network transmission performance under the prerequisite that can bear current network broadcast storm, thereby promote user experience effect.
In order to solve the above technical problem, the present invention provides a network dynamic management method, which includes:
acquiring the first network broadcast storm intensity which can be borne by a computer network at present, and acquiring the actual second network broadcast storm intensity of the computer network at present;
judging whether the strength of the first network broadcast storm is smaller than that of the second network broadcast storm;
if yes, performing network speed reduction processing on the computer network;
and if not, carrying out network acceleration processing on the computer network.
Preferably, after determining whether the strength of the first network broadcast storm is less than the strength of the second network broadcast storm, before performing network speed processing on the computer network, the network dynamic management method further includes:
judging whether the current network bandwidth of the computer network is reduced to a preset network bandwidth minimum value or not;
if the first network broadcast storm intensity is smaller than the second network broadcast storm intensity and the current network bandwidth is reduced to a preset network bandwidth minimum value, setting the computer network in a forbidden state;
if the first network broadcast storm intensity is not less than the second network broadcast storm intensity and the current network bandwidth is reduced to a preset network bandwidth minimum value, the available state of the computer network is kept;
if the first network broadcast storm intensity is smaller than the second network broadcast storm intensity and the current network bandwidth is not reduced to a preset network bandwidth minimum value, executing a step of carrying out network speed reduction processing on the computer network;
and if the first network broadcast storm intensity is not less than the second network broadcast storm intensity and the current network bandwidth is not reduced to a preset network bandwidth minimum value, executing a step of carrying out network acceleration processing on the computer network.
Preferably, the process of obtaining the strength of the first network broadcast storm currently sustainable by the computer network comprises:
according to the preset network bearing force relational expression
Figure 739265DEST_PATH_IMAGE001
Obtaining the first network broadcast storm strength Tt which can be borne by the computer network at present; wherein, B is the current network bandwidth of the computer network, and Ct is a threshold control parameter.
Preferably, the setting process of the threshold control parameter includes:
presetting a bandwidth parameter corresponding relation between a computer network bandwidth and a threshold control parameter, so as to determine a threshold control parameter value corresponding to the current network bandwidth according to the bandwidth parameter corresponding relation after the current network bandwidth of the computer network is acquired; wherein a larger computer network bandwidth corresponds to a smaller threshold control parameter.
Preferably, the process of obtaining the current actual second network broadcast storm intensity of the computer network comprises:
according to the preset network broadcast storm relational expression
Figure 434164DEST_PATH_IMAGE002
Obtaining the current actual second network broadcast storm strength Nt of the computer network; wherein Pi is the storm size of the ith storm in unit time, Cf is a preset control parameter, and n is the number of the storms in unit time.
Preferably, the network dynamic management method further includes:
drawing a first intensity change curve representing the change situation of the computer network bearing capacity according to the first network broadcast storm intensity;
drawing a second intensity change curve representing the change condition of the network broadcast storm according to the second network broadcast storm intensity;
and generating a comparison graph of the two curves according to the first intensity change curve and the second intensity change curve for a user to check.
In order to solve the above technical problem, the present invention further provides a network dynamic management system, including:
the first acquisition module is used for acquiring the current bearable first network broadcast storm intensity of the computer network;
the second acquisition module is used for acquiring the current actual second network broadcast storm intensity of the computer network;
the judging module is used for judging whether the strength of the first network broadcast storm is smaller than that of the second network broadcast storm; if yes, executing a speed reduction module; if not, executing the speed increasing module;
the speed reduction module is used for carrying out network speed reduction processing on the computer network;
and the speed-up module is used for carrying out network speed-up processing on the computer network.
Preferably, the first obtaining module is specifically configured to obtain the network load bearing capacity according to a preset network load bearing capacity relational expression
Figure 514247DEST_PATH_IMAGE003
Obtaining the first network broadcast storm strength Tt which can be borne by the computer network at present; wherein, B is the current network bandwidth of the computer network, and Ct is a threshold control parameter.
Preferably, the second obtaining module is specifically configured to broadcast the storm relational expression according to a preset network
Figure 41043DEST_PATH_IMAGE004
Obtaining the current actual second network broadcast storm strength Nt of the computer network; wherein Pi is the storm size of the ith storm in unit time, Cf is a preset control parameter, and n is the number of the storms in unit time.
In order to solve the above technical problem, the present invention further provides a network dynamic management apparatus, including:
a memory for storing a computer program;
a processor for implementing the steps of any of the above described methods of dynamic management of a network when executing the computer program.
The invention provides a network dynamic management method, which comprises the steps of obtaining the first network broadcast storm intensity which can be borne by a computer network at present, and obtaining the actual second network broadcast storm intensity of the computer network at present; judging whether the intensity of the first network broadcast storm is smaller than that of the second network broadcast storm; if yes, performing network speed reduction processing on the computer network; if not, the network acceleration processing is carried out on the computer network. Therefore, when the intensity of the network broadcast storm is strong, the intensity of the network broadcast storm is weakened in a network speed reduction mode, so that the network availability is ensured while a series of problems caused by the network broadcast storm are avoided; moreover, the network acceleration is carried out when the intensity of the network broadcast storm is weak, so that the network transmission performance of the computer network is further improved on the premise that the computer network can bear the current network broadcast storm, and the user experience effect is improved.
The invention also provides a system and a device for dynamically managing the network, which have the same beneficial effects as the method for dynamically managing the network.
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In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed in the prior art and the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a flowchart of a network dynamic management method according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a network dynamic management system according to an embodiment of the present invention.
Detailed Description
The core of the invention is to provide a network dynamic management method, system and device, when the intensity of the network broadcast storm is strong, the intensity of the network broadcast storm is weakened through a network speed reduction mode, so as to ensure the availability of the network while avoiding a series of problems caused by the network broadcast storm; and, carry out the network acceleration when network broadcast storm intensity is relatively weak to make the computer network further promote network transmission performance under the prerequisite that can bear current network broadcast storm, thereby promote user experience effect.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a flowchart illustrating a network dynamic management method according to an embodiment of the present invention.
The network dynamic management method comprises the following steps:
step S1: the method comprises the steps of obtaining the first network broadcast storm intensity which can be borne by a computer network at present, and obtaining the current actual second network broadcast storm intensity of the computer network.
Specifically, according to the method, on one hand, the network broadcast storm intensity (called as first network broadcast storm intensity) which can be borne by the computer network at present is obtained, on the other hand, the current actual network broadcast storm intensity (called as second network broadcast storm intensity) of the computer network is obtained, and it can be understood that if the first network broadcast storm intensity is larger than or equal to the second network broadcast storm intensity, the computer network can bear the current network broadcast storm, and the current network broadcast storm intensity does not need to be weakened; if the first network broadcast storm intensity is less than the second network broadcast storm intensity, the computer network cannot bear the current network broadcast storm, and processing for weakening the current network broadcast storm intensity is required.
Step S2: judging whether the intensity of the first network broadcast storm is smaller than that of the second network broadcast storm; if yes, go to step S3; if not, step S4 is executed. Step S3: and carrying out network speed reduction processing on the computer network. Step S4: and carrying out network acceleration processing on the computer network.
Specifically, after the first network broadcast storm intensity and the second network broadcast storm intensity which correspond to the computer network at present are obtained, the first network broadcast storm intensity and the second network broadcast storm intensity are compared to judge whether the first network broadcast storm intensity is smaller than the second network broadcast storm intensity.
If the first network broadcast storm intensity is less than the second network broadcast storm intensity, which indicates that the computer network cannot bear the current network broadcast storm, the processing for weakening the current network broadcast storm intensity is required, and then the technical means adopted by the application is as follows: the network speed reduction processing is carried out on the computer network, because the network broadcast storm is weakened after the speed of the computer network is reduced, so that the computer network can bear the current network broadcast storm. Therefore, the network speed reduction mode can avoid a series of problems caused by network broadcast storm, can ensure that the network is still available, and has better user experience effect.
If the first network broadcast storm intensity is larger than or equal to the second network broadcast storm intensity, the computer network can bear the current network broadcast storm, the processing for weakening the current network broadcast storm intensity is not needed, namely, no limitation requirement is provided for the speed of the computer network, and then the technical means adopted by the application is as follows: the network acceleration processing is carried out on the computer network, so that the network transmission performance of the computer network is further improved on the premise that the computer network can bear the current network broadcast storm, and the user experience effect is good.
The invention provides a network dynamic management method, which comprises the steps of obtaining the first network broadcast storm intensity which can be borne by a computer network at present, and obtaining the actual second network broadcast storm intensity of the computer network at present; judging whether the intensity of the first network broadcast storm is smaller than that of the second network broadcast storm; if yes, performing network speed reduction processing on the computer network; if not, the network acceleration processing is carried out on the computer network. Therefore, when the intensity of the network broadcast storm is strong, the intensity of the network broadcast storm is weakened in a network speed reduction mode, so that the network availability is ensured while a series of problems caused by the network broadcast storm are avoided; moreover, the network acceleration is carried out when the intensity of the network broadcast storm is weak, so that the network transmission performance of the computer network is further improved on the premise that the computer network can bear the current network broadcast storm, and the user experience effect is improved.
On the basis of the above-described embodiment:
as an optional embodiment, after determining whether the first network broadcast storm intensity is less than the second network broadcast storm intensity, before performing network speed processing on the computer network, the network dynamic management method further includes:
judging whether the current network bandwidth of the computer network is reduced to a preset network bandwidth minimum value or not;
if the first network broadcast storm intensity is smaller than the second network broadcast storm intensity and the current network bandwidth is reduced to the preset network bandwidth minimum value, setting the computer network in a forbidden state;
if the first network broadcast storm intensity is not less than the second network broadcast storm intensity and the current network bandwidth is reduced to a preset network bandwidth minimum value, the available state of the computer network is kept;
if the first network broadcast storm intensity is less than the second network broadcast storm intensity and the current network bandwidth is not reduced to the preset network bandwidth minimum value, executing a step of carrying out network speed reduction processing on the computer network;
and if the first network broadcast storm intensity is not less than the second network broadcast storm intensity and the current network bandwidth is not reduced to the preset network bandwidth minimum value, executing a step of carrying out network acceleration processing on the computer network.
It should be noted that the preset of the present application is set in advance, and only needs to be set once, and the reset is not needed unless the modification is needed according to the actual situation.
Further, considering that when the bandwidth of the computer network is too small, the computer network is not suitable for network speed reduction processing, a network bandwidth minimum value (such as 10M) is also set in advance, if the first network broadcast storm intensity is less than the second network broadcast storm intensity, the step of performing network speed reduction processing on the computer network is not executed, but whether the current network bandwidth of the computer network is reduced to a preset network bandwidth minimum value is judged, if the current network bandwidth of the computer network is reduced to the preset network bandwidth minimum value, the computer network is directly set to a forbidden state, and the step of performing network speed reduction processing on the computer network is not executed; if the current network bandwidth of the computer network has not been reduced to the preset network bandwidth minimum value, the step of performing network speed reduction processing on the computer network can be executed.
If the first network broadcast storm intensity is larger than or equal to the second network broadcast storm intensity, the step of carrying out network speed-up processing on the computer network is not executed, but whether the current network bandwidth of the computer network is reduced to a preset network bandwidth minimum value is judged, if the current network bandwidth of the computer network is reduced to the preset network bandwidth minimum value, the available state of the computer network is kept, and the step of carrying out network speed-up processing on the computer network is not executed; if the current network bandwidth of the computer network has not been reduced to the preset network bandwidth minimum value, the step of carrying out network speed-up processing on the computer network can be executed.
As an alternative embodiment, the process of obtaining the strength of a first network broadcast storm currently sustainable by a computer network comprises:
according to the preset network bearing force relational expression
Figure 522971DEST_PATH_IMAGE005
Obtaining the first network broadcast storm strength Tt which can be borne by the computer network at present; wherein, B is the current network bandwidth of the computer network, and Ct is a threshold control parameter.
Specifically, the method sets the first network broadcast storm strength Tt = the current network bandwidth B × the threshold control parameter of the computer network, and generally speaking, the larger the current network bandwidth B of the computer network is, the stronger the network broadcast storm which can be currently borne by the computer network is.
As an alternative embodiment, the setting process of the threshold control parameter includes:
presetting a bandwidth parameter corresponding relation between the computer network bandwidth and a threshold control parameter, so as to determine a threshold control parameter value corresponding to the current network bandwidth according to the bandwidth parameter corresponding relation after the current network bandwidth of the computer network is obtained; wherein a larger computer network bandwidth corresponds to a smaller threshold control parameter.
Specifically, in order to improve the stability of the computer network, the threshold control parameter Ct of the present application is set to be an adjustable value, and has a certain correspondence with the bandwidth of the computer network, and the specific correspondence can be set according to the actual situation, and generally, a larger bandwidth of the computer network corresponds to a smaller threshold control parameter, such as 10M — the threshold control parameter Ct: 10%, 100M-threshold control parameter Ct: 8 percent; 1000M-threshold control parameter Ct: 5 percent.
Based on this, the specific finding principle of the first network broadcast storm strength Tt that the computer network can currently bear is as follows: setting a bandwidth parameter corresponding relation between the computer network bandwidth and a threshold control parameter in advance; after the current network bandwidth of the computer network is obtained, determining a threshold control parameter value corresponding to the current network bandwidth according to the bandwidth parameter corresponding relation; substituting the network bandwidth value and the threshold control parameter value currently corresponding to the computer network into the relational expression
Figure 578652DEST_PATH_IMAGE005
In the method, the first network broadcast storm strength Tt which can be currently borne by the computer network is obtained through calculation.
As an alternative embodiment, the process of obtaining the current actual second network broadcast storm intensity of the computer network comprises:
according to the preset network broadcast storm relational expression
Figure 598560DEST_PATH_IMAGE002
Obtaining the current actual second network broadcast storm strength Nt of the computer network; wherein Pi is the storm size of the ith storm in unit time, Cf is a preset control parameter, and n is the number of the storms in unit time.
Specifically, the network broadcast storm intensity that the computer network receives finds the relational expression as follows:
Figure 617463DEST_PATH_IMAGE006
wherein, in the step (A),
Figure 560755DEST_PATH_IMAGE007
pn is the storm size of the nth storm per unit time (the storm size can be used to characterize the storm intensity), and Cf is a fixed control parameter set in advance, such as 1.2.
In summary, the network dynamic management algorithm is:
Figure 256178DEST_PATH_IMAGE008
as an optional embodiment, the network dynamic management method further includes:
drawing a first intensity change curve representing the change condition of the computer network bearing capacity according to the first network broadcast storm intensity;
drawing a second intensity change curve representing the change condition of the network broadcast storm according to the second network broadcast storm intensity;
and generating a comparison graph of the two curves according to the first intensity change curve and the second intensity change curve for a user to check.
Furthermore, the method can also be used for drawing the first network broadcast storm intensity changing along with time into a first intensity change curve, and the first intensity change curve reflects the change situation of the bearing capacity of the computer network; meanwhile, the intensity of the second network broadcast storm changing along with time can be drawn into a second intensity change curve, and the change condition of the network broadcast storm suffered by the computer network is reflected.
Based on this, in order to observe the difference situation of the first network broadcast storm intensity and the second network broadcast storm intensity, the comparison graph of the two curves is generated according to the first intensity change curve and the second intensity change curve, and the comparison graph is used for a user to check so as to know the state of the computer network.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a network dynamic management system according to an embodiment of the present invention.
The network dynamic management system comprises:
the first acquisition module 1 is used for acquiring the first network broadcast storm intensity which can be borne by the computer network at present;
the second acquisition module 2 is used for acquiring the current actual second network broadcast storm intensity of the computer network;
the judging module 3 is used for judging whether the intensity of the first network broadcast storm is smaller than that of the second network broadcast storm; if yes, executing a speed reduction module 4; if not, executing the speed increasing module 5;
the speed reduction module 4 is used for carrying out network speed reduction processing on the computer network;
and the speed-up module 5 is used for carrying out network speed-up processing on the computer network.
As an optional embodiment, the first obtaining module 1 is specifically configured to obtain the network bearing capacity relation according to a preset network bearing capacity relation
Figure 576432DEST_PATH_IMAGE005
Obtaining the first network broadcast storm strength Tt which can be borne by the computer network at present; wherein, B is the current network bandwidth of the computer network, and Ct is a threshold control parameter.
As an alternative embodiment, the second obtaining module 2 is specifically configured to broadcast the storm relation according to a preset network
Figure 382714DEST_PATH_IMAGE009
Obtaining the current actual second network broadcast storm strength Nt of the computer network; wherein Pi is the storm size of the ith storm in unit time, Cf is a preset control parameter, and n is the number of the storms in unit time.
For introduction of the network dynamic management system provided in the present application, reference is made to the above embodiments of the network dynamic management method, and details of the network dynamic management method are not described herein again.
The present application further provides a network dynamic management apparatus, including:
a memory for storing a computer program;
a processor for implementing the steps of any of the above described methods of dynamic management of a network when executing a computer program.
For introduction of the network dynamic management apparatus provided in the present application, please refer to the above embodiments of the network dynamic management method, which are not described herein again.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. A method for dynamic management of a network, comprising:
acquiring the first network broadcast storm intensity which can be borne by a computer network at present, and acquiring the actual second network broadcast storm intensity of the computer network at present;
judging whether the strength of the first network broadcast storm is smaller than that of the second network broadcast storm;
if yes, performing network speed reduction processing on the computer network;
if not, carrying out network speed-up processing on the computer network;
after determining whether the first network broadcast storm intensity is less than the second network broadcast storm intensity, before performing network speed processing on the computer network, the network dynamic management method further includes:
judging whether the current network bandwidth of the computer network is reduced to a preset network bandwidth minimum value or not;
if the first network broadcast storm intensity is smaller than the second network broadcast storm intensity and the current network bandwidth is reduced to a preset network bandwidth minimum value, setting the computer network in a forbidden state;
if the first network broadcast storm intensity is not less than the second network broadcast storm intensity and the current network bandwidth is reduced to a preset network bandwidth minimum value, the available state of the computer network is kept;
if the first network broadcast storm intensity is smaller than the second network broadcast storm intensity and the current network bandwidth is not reduced to a preset network bandwidth minimum value, executing a step of carrying out network speed reduction processing on the computer network;
and if the first network broadcast storm intensity is not less than the second network broadcast storm intensity and the current network bandwidth is not reduced to a preset network bandwidth minimum value, executing a step of carrying out network acceleration processing on the computer network.
2. The method for dynamically managing a network as claimed in claim 1, wherein the step of obtaining the strength of the first network broadcast storm currently sustainable by the computer network comprises:
obtaining the first network broadcast storm strength Tt which can be born by the computer network at present according to a preset network bearing force relational expression Tt (B, Ct) ═ B x Ct; wherein, B is the current network bandwidth of the computer network, and Ct is a threshold control parameter.
3. The method for dynamically managing a network according to claim 2, wherein the setting process of the threshold control parameter comprises:
presetting a bandwidth parameter corresponding relation between a computer network bandwidth and a threshold control parameter, so as to determine a threshold control parameter value corresponding to the current network bandwidth according to the bandwidth parameter corresponding relation after the current network bandwidth of the computer network is acquired; wherein a larger computer network bandwidth corresponds to a smaller threshold control parameter.
4. The method for dynamically managing networks according to claim 1, wherein the process of obtaining the current actual second network broadcast storm intensity of said computer network comprises:
according to the preset network broadcast storm relational expression
Figure FDA0002737876710000021
Obtaining the current actual second network broadcast storm strength Nt of the computer network; wherein Pi is the storm size of the ith storm in unit time, Cf is a preset control parameter, and n is the number of the storms in unit time.
5. The method for dynamic management of a network as claimed in claim 1, wherein said method for dynamic management of a network further comprises:
drawing a first intensity change curve representing the change situation of the computer network bearing capacity according to the first network broadcast storm intensity;
drawing a second intensity change curve representing the change condition of the network broadcast storm according to the second network broadcast storm intensity;
and generating a comparison graph of the two curves according to the first intensity change curve and the second intensity change curve for a user to check.
6. A system for dynamic management of a network, comprising:
the first acquisition module is used for acquiring the current bearable first network broadcast storm intensity of the computer network;
the second acquisition module is used for acquiring the current actual second network broadcast storm intensity of the computer network;
the judging module is used for judging whether the strength of the first network broadcast storm is smaller than that of the second network broadcast storm; if yes, executing the operation step of the speed reduction module; if not, executing the operation step of the speed increasing module;
the speed reduction module is used for carrying out network speed reduction processing on the computer network;
the speed-up module is used for carrying out network speed-up processing on the computer network;
after determining whether the first network broadcast storm intensity is less than the second network broadcast storm intensity, the network dynamic management system is further configured to, prior to performing network speed processing on the computer network:
judging whether the current network bandwidth of the computer network is reduced to a preset network bandwidth minimum value or not;
if the first network broadcast storm intensity is smaller than the second network broadcast storm intensity and the current network bandwidth is reduced to a preset network bandwidth minimum value, setting the computer network in a forbidden state;
if the first network broadcast storm intensity is not less than the second network broadcast storm intensity and the current network bandwidth is reduced to a preset network bandwidth minimum value, the available state of the computer network is kept;
if the first network broadcast storm intensity is smaller than the second network broadcast storm intensity and the current network bandwidth is not reduced to a preset network bandwidth minimum value, executing a step of carrying out network speed reduction processing on the computer network;
and if the first network broadcast storm intensity is not less than the second network broadcast storm intensity and the current network bandwidth is not reduced to a preset network bandwidth minimum value, executing a step of carrying out network acceleration processing on the computer network.
7. The network dynamic management system of claim 6, wherein the first obtaining module is specifically configured to obtain a first network broadcast storm strength Tt currently bearable by the computer network according to a preset network bearing force relational expression Tt (B, Ct) -B x Ct; wherein, B is the current network bandwidth of the computer network, and Ct is a threshold control parameter.
8. The system according to claim 6, wherein the second obtaining module is specifically configured to broadcast storm relations according to a predetermined network
Figure FDA0002737876710000031
Obtaining the current actual second network broadcast storm strength Nt of the computer network; wherein Pi is the storm size of the ith storm in unit time, Cf is a preset control parameter, and n is the number of the storms in unit time.
9. An apparatus for dynamic management of a network, comprising:
a memory for storing a computer program;
processor for implementing the steps of the network dynamic management method according to any of claims 1-5 when executing said computer program.
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