CN112202683A - Load adjustment system and method for uplink service - Google Patents
Load adjustment system and method for uplink service Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04L47/10—Flow control; Congestion control
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS
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Abstract
The invention discloses a load adjusting system and method of uplink service, the system includes: k exchange control panels, N service panels and a load adjusting module; each exchange control board is connected with at least one service board, each service board is correspondingly connected with one exchange control board, and N is more than or equal to K and more than or equal to 2; the load adjusting module is used for acquiring the first service data corresponding to all the service boards through all the exchange control boards and adjusting the connection relation between each exchange control board and each service board according to the first bandwidth of the first service data corresponding to each service board; the invention can effectively reduce the asymmetric proportion of the total service bandwidth of the exchange control panel and the uplink bandwidth of the exchange control panel, thereby reducing the blocking phenomenon of service data and further improving the internet experience of users.
Description
Technical Field
The present invention relates to the field of network technologies, and in particular, to a system and a method for adjusting a load of an uplink service.
Background
At present, the local access device has the following two service frameworks, one is a service framework adopting redundancy backup, and the system mainly comprises a main exchange control panel and a standby exchange control panel; the switching chip in the main switching control board is used for receiving the service data of all the service boards; the uplink interface in the main exchange control board is used for converging and forwarding the service data to the upper-level equipment and forwarding the service data of the upper-level equipment to the corresponding service board through the exchange chip; the standby switching control chip is always in a standby state, and once the main switching control board fails or is pulled out, the standby switching control board takes over the work of the main switching control board, so that uninterrupted service or short-time interruption is ensured, however, only one switching control board works in the method, which causes serious asymmetry between the total user service access bandwidth and the uplink bandwidth of the switching control board in an access device, as shown in fig. 1, the total user access bandwidth is 16 × 40Gbit/s, the uplink interface bandwidth is 40Gbit/s, and the ratio is 16: 1. when the service traffic of more users needs to be received or sent to the upper-level device at the same time, the bandwidth of the uplink port will be contended, the service data will be congested, and the user experience will be affected.
The other is a service framework adopting load sharing, the system mainly comprises a main exchange control panel and a standby exchange control panel, the standby exchange control panel and the main exchange control panel can work simultaneously, and the working principles of the main exchange control panel and the standby exchange control panel are that the service data of the service panel are received through an exchange chip; the service data is collected and forwarded to the upper-level equipment through the uplink interface, or the service data of the upper-level equipment is forwarded to the corresponding service board through the uplink interface; although the method can double the total user service access bandwidth of one access device and the uplink bandwidth of the switching control board compared with the redundant backup, the total user service access bandwidth and the uplink bandwidth are still seriously asymmetric, as shown in fig. 2, the total user service access bandwidth is 16 × 2 × 40Gbit/s, the uplink interface bandwidth is 2 × 40Gbit/s, and the ratio is 16: 1; it can be seen that the same problem exists in the load sharing and the redundancy backup, and when the service traffic of more users needs to be received or sent to the upper-level device at the same time, the bandwidth of the uplink port will be contended, the service data will be congested, and the user experience will be affected; in addition, the load sharing also has the problem that when one of the switching control boards fails or is not in place, half of the users will have service interruption, which affects the user experience.
Disclosure of Invention
The technical problem to be solved by the embodiments of the present invention is to provide a system and a method for adjusting a load of an uplink service, which can effectively reduce an asymmetric ratio between a total service bandwidth of an exchange control board and an uplink bandwidth of the exchange control board, thereby reducing a blocking phenomenon of service data and further improving a user experience of surfing the internet.
In order to solve the above technical problem, an embodiment of the present invention provides a load adjustment system for an uplink service, including: k exchange control panels, N service panels and a load adjusting module; each exchange control board is connected with at least one service board, each service board is correspondingly connected with one exchange control board, and N is more than or equal to K and more than or equal to 2;
the load adjusting module is used for acquiring the first service data corresponding to all the service boards through all the exchange control boards, and adjusting the connection relation between each exchange control board and each service board according to the first bandwidth of the first service data corresponding to each service board.
Further, the load adjustment module is specifically configured to:
acquiring first service data corresponding to all service boards through all exchange control boards;
judging whether each first bandwidth is smaller than a preset first bandwidth threshold value or not according to the first bandwidth of each first service data;
when each first bandwidth is smaller than the first bandwidth threshold, adjusting the number of the service boards connected with each exchange control board to be N/K, or adjusting the number of the service boards connected with N% K exchange control boards to be N/K
The number of the service boards connected with the other K-N% K exchange control boards is adjusted
When at least one first bandwidth is not smaller than the first bandwidth threshold, adjusting the connection relation between each exchange control board and each service board according to the first bandwidth corresponding to each service board, so that the difference value between the first total bandwidths of any two exchange control boards is smaller than a preset first bandwidth difference threshold; the first total bandwidth of the ith exchange control board is the sum of the first bandwidths corresponding to all the service boards connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
Further, the load adjusting module is further configured to obtain a priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority; adjusting the connection relation between each exchange control board and each service board with high-priority service data according to the second bandwidth of the high-priority service data corresponding to each service board with high-priority service data; the high-priority service data is first service data with high priority.
Further, the load adjustment module is specifically configured to:
acquiring first service data corresponding to all service boards through all exchange control boards;
acquiring the priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority;
judging whether each second bandwidth is smaller than a preset second bandwidth threshold value or not according to the second bandwidth of the high-priority service data corresponding to each service board with the high-priority service data;
when each second bandwidth is smaller than the second bandwidth threshold, adjusting the number of the service boards with high priority service data connected with each switch control board to be M/K, or adjusting the number of the service boards with high priority service data connected with M% K switch control boards to be M/K
Adjusting the number of service boards with high priority service data connected with other K-M% K exchange control boards
Wherein M is the number of the service boards with high-priority service data, and M is less than or equal to N;
when at least one second bandwidth is not smaller than the second bandwidth threshold, adjusting the connection relation between each exchange control board and each service board with high priority service data according to the second bandwidth of the high priority service data corresponding to each service board with high priority service data, so that the difference value between the second total bandwidths of any two exchange control boards is smaller than a preset second bandwidth difference threshold; the second total bandwidth of the ith exchange control board is the sum of the second bandwidths corresponding to all the service boards with high-priority service data connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
Further, the load adjusting module is further configured to, when at least any one of the switching control boards fails, remove the failed switching control board from the system, and reallocate the corresponding switching control board for the service board connected to the failed switching control board.
Furthermore, the load adjusting module comprises K management control modules, the ith management control module is arranged in the ith exchange control board, and any one management control module is connected with the other K-1 management control modules;
any one management control module is used for acquiring the first service data corresponding to all the service boards through all the exchange control boards and adjusting the connection relation between each exchange control board and each service board according to the first bandwidth of the first service data corresponding to each service board; k is more than or equal to i and more than or equal to 1.
Furthermore, the ith exchange control board comprises an exchange chip and an uplink interface; the switching chip is respectively connected with the uplink interface and the ith management control module;
the switching chip is used for acquiring first service data of a service board connected with the ith switching control board;
the uplink interface is configured to forward first service data of a service board connected to the ith switch control board to a higher-level device connected to the ith switch control board;
the uplink interface is further configured to forward second service data of the upper-level device connected to the ith switch control board to the switch chip;
the switch chip is further configured to forward the second service data to a service board connected to the ith switch control board.
Further, the nth service board includes: the system comprises a service interface, a service processing chip and an electronic switch, wherein N is more than or equal to N and more than or equal to 1;
the service interface is used for receiving service data to be processed of the access equipment connected with the nth service board;
the service processing chip is used for carrying out format processing on the service data to be processed to obtain first service data;
the service processing chip is further configured to format-process second service data corresponding to the switch control board connected to the nth service board to obtain third service data;
the service interface is further configured to forward the third service data to an access device connected to the nth service board;
and the electronic switch is used for adjusting the connection relation between the nth service board and each exchange control board according to an adjusting instruction sent by the load adjusting module or the management control module.
Further, the service processing chip is specifically configured to:
and converting the data format of the service data to be processed or the data format of the second service data into an Ethernet data format.
Accordingly, an embodiment of the present invention further provides a method for adjusting a load of an uplink service, which is applicable to the system for adjusting a load of an uplink service, where the method is executed by the load adjustment module, and includes:
acquiring first service data corresponding to all service boards through all exchange control boards;
judging whether each first bandwidth is smaller than a preset first bandwidth threshold value or not according to the first bandwidth of each first service data;
when each first bandwidth is smaller than the first bandwidth threshold, adjusting the number of the service boards connected with each exchange control board to be N/K, or adjusting the number of the service boards connected with N% K exchange control boards to be N/K
The number of the service boards connected with the other K-N% K exchange control boards is adjusted
When at least one first bandwidth is not smaller than the first bandwidth threshold, adjusting the connection relation between each exchange control board and each service board according to the first bandwidth corresponding to each service board, so that the difference value between the first total bandwidths of any two exchange control boards is smaller than a preset first bandwidth difference threshold; the first total bandwidth of the ith exchange control board is the sum of the first bandwidths corresponding to all the service boards connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
Accordingly, an embodiment of the present invention further provides a method for adjusting a load of an uplink service, which is applicable to the system for adjusting a load of an uplink service, where the method is executed by the load adjustment module, and includes:
acquiring first service data corresponding to all service boards through all exchange control boards;
acquiring the priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority;
judging whether each second bandwidth is smaller than a preset second bandwidth threshold value or not according to the second bandwidth of the high-priority service data corresponding to each service board with the high-priority service data;
adjusting each switch control when each second bandwidth is less than the second bandwidth thresholdThe number of the service boards with high priority service data connected with the control board is M/K, or the number of the service boards with high priority service data connected with M% K switching control boards is adjusted
Adjusting the number of service boards with high priority service data connected with other K-M% K exchange control boards
Wherein M is the number of the service boards with high-priority service data, and M is less than or equal to N;
when at least one second bandwidth is not smaller than the second bandwidth threshold, adjusting the connection relation between each exchange control board and each service board with high priority service data according to the second bandwidth of the high priority service data corresponding to each service board with high priority service data, so that the difference value between the second total bandwidths of any two exchange control boards is smaller than a preset second bandwidth difference threshold; the second total bandwidth of the ith exchange control board is the sum of the second bandwidths corresponding to all the service boards with high-priority service data connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
The embodiment of the invention has the following beneficial effects:
the embodiment of the invention provides a load adjustment system and a method of an uplink service, wherein the system comprises the following steps: k exchange control panels, N service panels and a load adjusting module; each exchange control board is connected with at least one service board, each service board is correspondingly connected with one exchange control board, and N is more than or equal to K and more than or equal to 2; the load adjusting module is used for acquiring the first service data corresponding to all the service boards through all the exchange control boards and adjusting the connection relation between each exchange control board and each service board according to the first bandwidth of the first service data corresponding to each service board; compared with the existing service architecture, the load adjusting module adjusts the connection relation between each exchange control panel and each service panel according to the first bandwidth of the first service data corresponding to each service panel, and each service panel is correspondingly connected with one exchange control panel, so that the asymmetric proportion of the total service bandwidth received by the exchange control panel and the uplink bandwidth of the exchange control panel can be effectively reduced, the blocking phenomenon of the service data is reduced, and the internet experience of a user is improved.
Drawings
FIG. 1 is a block diagram of a service architecture for redundant backups;
FIG. 2 is a block diagram of a load sharing service architecture;
fig. 3 is a structural diagram of a preferred embodiment of a load adjustment system for uplink services provided in the present invention;
fig. 4 is a structural diagram of another preferred embodiment of a load adjustment system for uplink traffic according to the present invention.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
An embodiment of the present invention provides a load adjustment system for an uplink service, which is shown in fig. 3 and is a structural diagram of a preferred embodiment of the load adjustment system for the uplink service, where the system includes: k exchange control panels, N service panels and a load adjusting module; each exchange control board is connected with at least one service board, each service board is correspondingly connected with one exchange control board, and N is more than or equal to K and more than or equal to 2;
the load adjusting module is used for acquiring the first service data corresponding to all the service boards through all the exchange control boards, and adjusting the connection relation between each exchange control board and each service board according to the first bandwidth of the first service data corresponding to each service board.
Specifically, the load adjustment module acquires first service data corresponding to all service boards through all the exchange control boards, and adjusts the connection relationship between each exchange control board and each service board according to the first bandwidth of each service data, and each service board can only be connected with one exchange control board.
In this embodiment, each switching control panel is configured to acquire first service data of a service panel connected to the switching control panel, and forward the first service data to a higher-level device connected to the switching control panel; each exchange control panel is further configured to acquire second service data of the upper-level device connected to the exchange control panel, and forward the second service data to the service panel connected to the exchange control panel.
In another preferred embodiment, the load adjusting module is specifically configured to:
acquiring first service data corresponding to all service boards through all exchange control boards;
judging whether each first bandwidth is smaller than a preset first bandwidth threshold value or not according to the first bandwidth of each first service data;
when each first bandwidth is smaller than the first bandwidth threshold, adjusting the number of the service boards connected with each exchange control board to be N/K, or adjusting the number of the service boards connected with N% K exchange control boards to be N/K
The number of the service boards connected with the other K-N% K exchange control boards is adjusted
Wherein,% is the integer division remainder symbol,
is a rounded-down symbol;
when at least one first bandwidth is not smaller than the first bandwidth threshold, adjusting the connection relation between each exchange control board and each service board according to the first bandwidth corresponding to each service board, so that the difference value between the first total bandwidths of any two exchange control boards is smaller than a preset first bandwidth difference threshold; the first total bandwidth of the ith exchange control board is the sum of the first bandwidths corresponding to all the service boards connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
Specifically, with reference to fig. 4 and the above-mentioned embodiment, assuming that there are 2 switching control boards and 16 service boards, and the first bandwidth of the first service data of each service board is not greater than the preset first bandwidth threshold, the load adjustment module controls any 8 service boards to be connected with the first switching control board, and the remaining 8 service boards are connected with the second switching control board; the value range of the first bandwidth threshold may be, but is not limited to, 40 Gbit/s. When each first bandwidth is 40Gbit/s, the uplink bandwidth of each switch control board is 40Gbit/s, and at this time, the asymmetric proportion of the total service bandwidth of the first switch control board and the second switch control board to the uplink bandwidth of the switch control board is 8: compared with the asymmetric ratio 16:1 of the service bandwidth to the uplink bandwidth of the exchange control panel of the existing service architecture, the asymmetric ratio of the service bandwidth received by the exchange control panel to the uplink bandwidth of the exchange control panel can be effectively reduced, so that the blocking phenomenon of service data is reduced, and the internet experience of a user is improved.
Supposing that 3 switching control boards and 17 service boards are provided, and the first bandwidth of the first service data of each service board is not more than a preset first bandwidth threshold, obtaining that 17% 3 is 2 according to an N% K calculation formula; according to
The calculation formula is used for obtaining the result,
at the moment, the load is adjustedThe whole module controls any two exchange control panels to be connected and all connected with 6 service boards, and the rest exchange control panel is connected with 5 service boards, for example, the load adjusting module controls any 6 service boards to be connected with the first exchange control panel, and then selects any 6 service boards from the rest 11 service boards to be connected with the second exchange control panel, and the rest 5 service boards are connected with the third exchange control panel.
The method comprises the following steps that 2 exchange control panels and 5 service panels are assumed, wherein a first bandwidth corresponding to a first service panel is 10Gbit/s, a first bandwidth corresponding to a second service panel is 22Gbit/s, a first bandwidth corresponding to a third service panel is 23Gbit/s, a first bandwidth of a fourth service panel is 56Gbit/s, and a first bandwidth threshold value is 40Gbit/s, at the moment, a load adjusting module controls the first service panel, the second service panel and the third service panel to be connected with the first exchange control panel, and controls the fourth service panel to be connected with the second exchange control panel. It should be noted that the first bandwidth difference threshold is not specifically limited, and it is only necessary that the sum of the first bandwidths of the switch control boards tends to be equal.
In another preferred embodiment, the load adjusting module is further configured to obtain a priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority; adjusting the connection relation between each exchange control board and each service board with high-priority service data according to the second bandwidth of the high-priority service data corresponding to each service board with high-priority service data; the high-priority service data is first service data with high priority.
In another preferred embodiment, the load adjusting module is specifically configured to:
acquiring first service data corresponding to all service boards through all exchange control boards;
acquiring the priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority;
judging whether each second bandwidth is smaller than a preset second bandwidth threshold value or not according to the second bandwidth of the high-priority service data corresponding to each service board with the high-priority service data;
when each second bandwidth is smaller than the second bandwidth threshold, adjusting the number of the service boards with high priority service data connected with each switch control board to be M/K, or adjusting the number of the service boards with high priority service data connected with M% K switch control boards to be M/K
Adjusting the number of service boards with high priority service data connected with other K-M% K exchange control boards
Wherein M is the number of the service boards with high-priority service data, and M is less than or equal to N;
when at least one second bandwidth is not smaller than the second bandwidth threshold, adjusting the connection relation between each exchange control board and each service board with high priority service data according to the second bandwidth of the high priority service data corresponding to each service board with high priority service data, so that the difference value between the second total bandwidths of any two exchange control boards is smaller than a preset second bandwidth difference threshold; the second total bandwidth of the ith exchange control board is the sum of the second bandwidths corresponding to all the service boards with high-priority service data connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
In this embodiment, the load adjustment module can share the high-priority service data, reduce the pause or interruption of the high-priority service, and improve the user experience of the high-priority service (high-definition video, high-definition game, VR); it should be noted that the basis for determining the high priority and the low priority is to determine according to the service type, and if the service type is high definition video, high definition priority, and VR, the service type is high priority, otherwise, the service type is low priority.
In another preferred embodiment, the load adjusting module is further configured to, when at least any one of the switch control boards fails, remove the failed switch control board from the system, and reassign the corresponding switch control board to the service board connected to the failed switch control board.
In this embodiment, when the switching control board fails, the corresponding switching control board is reallocated to the service board connected to the failed switching control board, so that the service interruption phenomenon does not occur, and the internet access experience of the user is improved.
In another preferred embodiment, referring to fig. 4, the load adjustment module includes K management control modules, an ith management control module is disposed in an ith switch control board, and any one management control module is connected to K-1 other management control modules;
any one management control module is used for acquiring the first service data corresponding to all the service boards through all the exchange control boards and adjusting the connection relation between each exchange control board and each service board according to the first bandwidth of the first service data corresponding to each service board; k is more than or equal to i and more than or equal to 1.
In another preferred embodiment, any one of the management control modules is specifically configured to:
acquiring first service data corresponding to all service boards through all exchange control boards;
judging whether each first bandwidth is smaller than a preset first bandwidth threshold value or not according to the first bandwidth of each first service data;
when each first bandwidth is smaller than the first bandwidth threshold, adjusting the number of the service boards connected with each exchange control board to be N/K, or adjusting the number of the service boards connected with N% K exchange control boards to be N/K
The number of the service boards connected with the other K-N% K exchange control boards is adjusted
When at least one first bandwidth is not smaller than the first bandwidth threshold, adjusting the connection relation between each exchange control board and each service board according to the first bandwidth corresponding to each service board, so that the difference value between the first total bandwidths of any two exchange control boards is smaller than a preset first bandwidth difference threshold; the first total bandwidth of the ith exchange control board is the sum of the first bandwidths corresponding to all the service boards connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
In a further preferred embodiment, any one of the management control modules is further configured to:
acquiring the priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority; adjusting the connection relation between each exchange control board and each service board with high-priority service data according to the second bandwidth of the high-priority service data corresponding to each service board with high-priority service data; the high-priority service data is first service data with high priority.
In another preferred embodiment, any one of the management control modules is specifically configured to:
acquiring first service data corresponding to all service boards through all exchange control boards;
acquiring the priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority;
judging whether each second bandwidth is smaller than a preset second bandwidth threshold value or not according to the second bandwidth of the high-priority service data corresponding to each service board with the high-priority service data;
when each second bandwidth is smaller than the second bandwidth threshold, adjusting the number of the service boards with high priority service data connected with each switch control board to be M/K, or adjusting the number of the service boards with high priority service data connected with M% K switch control boards to be M/K
Adjusting the number of service boards with high priority service data connected with other K-M% K exchange control boards
Wherein M is the number of the service boards with high-priority service data, and M is less than or equal to N;
when at least one second bandwidth is not smaller than the second bandwidth threshold, adjusting the connection relation between each exchange control board and each service board with high priority service data according to the second bandwidth of the high priority service data corresponding to each service board with high priority service data, so that the difference value between the second total bandwidths of any two exchange control boards is smaller than a preset second bandwidth difference threshold; the second total bandwidth of the ith exchange control board is the sum of the second bandwidths corresponding to all the service boards with high-priority service data connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
In a further preferred embodiment, any one of the management control modules is further configured to:
when at least any one of the switching control boards has a fault, the faulty switching control board is removed from the system, and the corresponding switching control board is redistributed to the service board connected with the faulty switching control board.
In yet another preferred embodiment, referring to fig. 4, the ith switch control board further includes a switch chip and an uplink interface; the switching chip is respectively connected with the uplink interface and the ith management control module;
the switching chip is used for acquiring first service data of a service board connected with the ith switching control board;
the uplink interface is configured to forward first service data of a service board connected to the ith switch control board to a higher-level device connected to the ith switch control board;
the uplink interface is further configured to forward second service data of the upper-level device connected to the ith switch control board to the switch chip;
the switching chip is further configured to forward the second service data to a service board connected to the ith switching control board;
in yet another preferred embodiment, referring to fig. 4, the nth service board includes: the system comprises a service interface, a service processing chip and an electronic switch, wherein N is more than or equal to N and more than or equal to 1;
the service interface is used for receiving service data to be processed of the access equipment connected with the nth service board;
the service processing chip is used for carrying out format processing on the service data to be processed to obtain first service data;
the service processing chip is further configured to format-process second service data corresponding to the switch control board connected to the nth service board to obtain third service data;
the service interface is further configured to forward the third service data to an access device connected to the nth service board;
and the electronic switch is used for adjusting the connection relation between the nth service board and each exchange control board according to an adjusting instruction sent by the load adjusting module or the management control module.
With reference to fig. 4 and the above embodiments, if the first switch control board is connected to the first service board, the working process of the first switch control board and the first service board is as follows:
the first service board acquires service data to be processed of access equipment connected with the service interface through the service interface and forwards the service data to be processed to a service processing chip; the service processing chip carries out format processing on the service data to be processed to obtain first service data, and the first service data is sent to the switching chip of the first switching control panel; the exchange chip receives the first service data and then forwards the first service data to the upper-level equipment connected with the uplink interface;
the uplink interface of the first switching control board is also used for forwarding the second service data of the upper-level equipment to the switching chip; the exchange chip receives the second service data and then forwards the second service data to a service processing chip of the first service board; and the service processing chip carries out format processing on the second service data to obtain third service data, and forwards the third service data to access equipment connected with the service interface.
In another preferred embodiment, the service processing chip is specifically configured to:
and converting the data format of the service data to be processed or the data format of the second service data into an Ethernet data format.
As can be seen from the above, an embodiment of the present invention provides a load adjustment system for uplink services, where the system includes: k exchange control panels, N service panels and a load adjusting module; each exchange control board is connected with at least one service board, each service board is correspondingly connected with one exchange control board, and N is more than or equal to K and more than or equal to 2; the load adjusting module is used for acquiring the first service data corresponding to all the service boards through all the exchange control boards and adjusting the connection relation between each exchange control board and each service board according to the first bandwidth of the first service data corresponding to each service board; compared with the existing service architecture, the load adjusting module adjusts the connection relation between each exchange control panel and each service panel according to the first bandwidth of the first service data corresponding to each service panel, and each service panel is correspondingly connected with one exchange control panel, so that the asymmetric proportion of the total service bandwidth of the exchange control panel and the uplink bandwidth of the exchange control panel can be effectively reduced, the blocking phenomenon of the service data is reduced, and the internet surfing experience of a user is improved.
The embodiment of the present invention further provides a method for adjusting a load of an uplink service, which is applicable to the load adjustment system of the uplink service, and the method is executed by the load adjustment module, and includes:
acquiring first service data corresponding to all service boards through all exchange control boards;
judging whether each first bandwidth is smaller than a preset first bandwidth threshold value or not according to the first bandwidth of each first service data;
when each first bandwidth is smaller than the first bandwidth threshold, adjusting the number of the service boards connected with each exchange control board to be N/K, or adjusting the number of the service boards connected with N% K exchange control boards to be N/K
The number of the service boards connected with the other K-N% K exchange control boards is adjusted
When at least one first bandwidth is not smaller than the first bandwidth threshold, adjusting the connection relation between each exchange control board and each service board according to the first bandwidth corresponding to each service board, so that the difference value between the first total bandwidths of any two exchange control boards is smaller than a preset first bandwidth difference threshold; the first total bandwidth of the ith exchange control board is the sum of the first bandwidths corresponding to all the service boards connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
The embodiment of the present invention further provides a method for adjusting a load of an uplink service, which is applicable to the load adjustment system of the uplink service, and the method is executed by the load adjustment module, and includes:
acquiring first service data corresponding to all service boards through all exchange control boards;
acquiring the priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority;
judging whether each second bandwidth is smaller than a preset second bandwidth threshold value or not according to the second bandwidth of the high-priority service data corresponding to each service board with the high-priority service data;
when each second bandwidth is smaller than the second bandwidth threshold, adjusting the number of the service boards with high priority service data connected with each switch control board to be M/K, or adjusting the number of the service boards with high priority service data connected with M% K switch control boards to be M/K
Adjusting the number of service boards with high priority service data connected with other K-M% K exchange control boards
Wherein M is the number of the service boards with high-priority service data, and M is less than or equal to N;
when at least one second bandwidth is not smaller than the second bandwidth threshold, adjusting the connection relation between each exchange control board and each service board with high priority service data according to the second bandwidth of the high priority service data corresponding to each service board with high priority service data, so that the difference value between the second total bandwidths of any two exchange control boards is smaller than a preset second bandwidth difference threshold; the second total bandwidth of the ith exchange control board is the sum of the second bandwidths corresponding to all the service boards with high-priority service data connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
As can be seen from the above, the load adjustment module of the present invention adjusts the connection relationship between each exchange control board and each service board according to the first bandwidth of the first service data corresponding to each service board, and each service board is correspondingly connected to one exchange control board, so that the asymmetric ratio between the total service bandwidth received by the exchange control board and the uplink bandwidth of the exchange control board can be effectively reduced, thereby reducing the occurrence of blocking phenomenon of the service data, and further improving the internet experience of the user.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (11)
1. A system for adjusting load of uplink traffic, comprising: k exchange control panels, N service panels and a load adjusting module; each exchange control board is connected with at least one service board, each service board is correspondingly connected with one exchange control board, and N is more than or equal to K and more than or equal to 2;
the load adjusting module is used for acquiring the first service data corresponding to all the service boards through all the exchange control boards, and adjusting the connection relation between each exchange control board and each service board according to the first bandwidth of the first service data corresponding to each service board.
2. The system for adjusting load of uplink traffic according to claim 1, wherein the load adjusting module is specifically configured to:
acquiring first service data corresponding to all service boards through all exchange control boards;
judging whether each first bandwidth is smaller than a preset first bandwidth threshold value or not according to the first bandwidth of each first service data;
when each first bandwidth is smaller than the first bandwidth threshold, adjusting the number of the service boards connected with each exchange control board to be N/K, or adjusting the number of the service boards connected with N% K exchange control boards to be N/K
The number of the service boards connected with the other K-N% K exchange control boards is adjusted
When at least one first bandwidth is not smaller than the first bandwidth threshold, adjusting the connection relation between each exchange control board and each service board according to the first bandwidth corresponding to each service board, so that the difference value between the first total bandwidths of any two exchange control boards is smaller than a preset first bandwidth difference threshold; the first total bandwidth of the ith exchange control board is the sum of the first bandwidths corresponding to all the service boards connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
3. The system for adjusting load of uplink service according to claim 1, wherein the load adjusting module is further configured to obtain a priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority; adjusting the connection relation between each exchange control board and each service board with high-priority service data according to the second bandwidth of the high-priority service data corresponding to each service board with high-priority service data; the high-priority service data is first service data with high priority.
4. The system for adjusting load of uplink traffic according to claim 3, wherein the load adjusting module is specifically configured to:
acquiring first service data corresponding to all service boards through all exchange control boards;
acquiring the priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority;
judging whether each second bandwidth is smaller than a preset second bandwidth threshold value or not according to the second bandwidth of the high-priority service data corresponding to each service board with the high-priority service data;
when each second bandwidth is smaller than the second bandwidth threshold, adjusting the number of the service boards with high priority service data connected with each switch control board to be M/K, or adjusting the number of the service boards with high priority service data connected with M% K switch control boards to be M/K
Adjusting the number of service boards with high priority service data connected with other K-M% K exchange control boards
Wherein M is the number of the service boards with high-priority service data, and M is less than or equal to N;
when at least one second bandwidth is not smaller than the second bandwidth threshold, adjusting the connection relation between each exchange control board and each service board with high priority service data according to the second bandwidth of the high priority service data corresponding to each service board with high priority service data, so that the difference value between the second total bandwidths of any two exchange control boards is smaller than a preset second bandwidth difference threshold; the second total bandwidth of the ith exchange control board is the sum of the second bandwidths corresponding to all the service boards with high-priority service data connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
5. The system according to claim 1, wherein the load adjustment module is further configured to, when at least any one of the switch control boards fails, remove the failed switch control board from the system, and reassign the corresponding switch control board to the service board connected to the failed switch control board.
6. The system according to claim 1, wherein the load adjusting module includes K management control modules, an ith management control module is disposed in an ith switch control board, and any one management control module is connected to K-1 other management control modules;
any one management control module is used for acquiring the first service data corresponding to all the service boards through all the exchange control boards and adjusting the connection relation between each exchange control board and each service board according to the first bandwidth of the first service data corresponding to each service board; k is more than or equal to i and more than or equal to 1.
7. The system for adjusting load of uplink traffic according to claim 6, wherein the ith switch control board further comprises a switch chip and an uplink interface; the switching chip is respectively connected with the uplink interface and the ith management control module;
the switching chip is used for acquiring first service data of a service board connected with the ith switching control board;
the uplink interface is configured to forward first service data of a service board connected to the ith switch control board to a higher-level device connected to the ith switch control board;
the uplink interface is further configured to forward second service data of the upper-level device connected to the ith switch control board to the switch chip;
the switch chip is further configured to forward the second service data to a service connected to the ith switch control board.
8. The system for load leveling of upstream traffic of claim 7 wherein the nth traffic plane comprises: the system comprises a service interface, a service processing chip and an electronic switch, wherein N is more than or equal to N and more than or equal to 1;
the service interface is used for receiving service data to be processed of the access equipment connected with the nth service board;
the service processing chip is used for carrying out format processing on the service data to be processed to obtain first service data;
the service processing chip is further configured to format-process second service data corresponding to the switch control board connected to the nth service board to obtain third service data;
the service interface is further configured to forward the third service data to an access device connected to the nth service board;
and the electronic switch is used for adjusting the connection relation between the nth service board and each exchange control board according to an adjusting instruction sent by the load adjusting module or the management control module.
9. The system for adjusting load of uplink service according to claim 8, wherein the service processing chip is specifically configured to:
and converting the data format of the service data to be processed or the data format of the second service data into an Ethernet data format.
10. A method for adjusting the load of uplink traffic, which is applied to the system for adjusting the load of uplink traffic according to any one of claims 1 to 9, and which is performed by the load adjustment module, and includes:
acquiring first service data corresponding to all service boards through all exchange control boards;
judging whether each first bandwidth is smaller than a preset first bandwidth threshold value or not according to the first bandwidth of each first service data;
when each first bandwidth is smaller than the first bandwidth threshold, adjusting the number of the service boards connected with each exchange control board to be N/K, or adjusting the number of the service boards connected with N% K exchange control boards to be N/K
The number of the service boards connected with the other K-N% K exchange control boards is adjusted
When at least one first bandwidth is not smaller than the first bandwidth threshold, adjusting the connection relation between each exchange control board and each service board according to the first bandwidth corresponding to each service board, so that the difference value between the first total bandwidths of any two exchange control boards is smaller than a preset first bandwidth difference threshold; the first total bandwidth of the ith exchange control board is the sum of the first bandwidths corresponding to all the service boards connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
11. A method for adjusting the load of uplink traffic, which is applied to the system for adjusting the load of uplink traffic according to any one of claims 1 to 9, and which is performed by the load adjustment module, and includes:
acquiring first service data corresponding to all service boards through all exchange control boards;
acquiring the priority corresponding to each first service data; wherein the priority comprises a high priority and a low priority;
judging whether each second bandwidth is smaller than a preset second bandwidth threshold value or not according to the second bandwidth of the high-priority service data corresponding to each service board with the high-priority service data;
when each one isWhen the second bandwidth is smaller than the second bandwidth threshold, adjusting the number of the service boards with high priority service data connected with each exchange control board to be M/K, or adjusting the number of the service boards with high priority service data connected with M% K exchange control boards to be M/K
Adjusting the number of service boards with high priority service data connected with other K-M% K exchange control boards
Wherein M is the number of the service boards with high-priority service data, and M is less than or equal to N;
when at least one second bandwidth is not smaller than the second bandwidth threshold, adjusting the connection relation between each exchange control board and each service board with high priority service data according to the second bandwidth of the high priority service data corresponding to each service board with high priority service data, so that the difference value between the second total bandwidths of any two exchange control boards is smaller than a preset second bandwidth difference threshold; the second total bandwidth of the ith exchange control board is the sum of the second bandwidths corresponding to all the service boards with high-priority service data connected with the ith exchange control board, and K is more than or equal to i and more than or equal to 1.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040017827A1 (en) * | 2002-07-18 | 2004-01-29 | Xuejun You | Method for dynamic allocation of slot bandwidth of an exchanger |
| WO2005064983A1 (en) * | 2003-12-23 | 2005-07-14 | Telecom Italia S.P.A. | System and method for the automatic setup of switched circuits based on traffic prediction in a telecommunications network |
| US20050259586A1 (en) * | 2004-05-19 | 2005-11-24 | Abdelhakim Hafid | Dynamic traffic rearrangement and restoration for MPLS networks with differentiated services capabilities |
| WO2016192480A1 (en) * | 2015-06-03 | 2016-12-08 | 华为技术有限公司 | Bandwidth adjustment method and device |
| WO2017117819A1 (en) * | 2016-01-08 | 2017-07-13 | 华为技术有限公司 | Data transmission method and device |
| CN109787920A (en) * | 2019-02-19 | 2019-05-21 | 烽火通信科技股份有限公司 | A kind of Bandwidth Dynamic adjustment system and method for multiple step format system forwards plane |
-
2020
- 2020-09-28 CN CN202011037275.4A patent/CN112202683A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040017827A1 (en) * | 2002-07-18 | 2004-01-29 | Xuejun You | Method for dynamic allocation of slot bandwidth of an exchanger |
| WO2005064983A1 (en) * | 2003-12-23 | 2005-07-14 | Telecom Italia S.P.A. | System and method for the automatic setup of switched circuits based on traffic prediction in a telecommunications network |
| US20050259586A1 (en) * | 2004-05-19 | 2005-11-24 | Abdelhakim Hafid | Dynamic traffic rearrangement and restoration for MPLS networks with differentiated services capabilities |
| WO2016192480A1 (en) * | 2015-06-03 | 2016-12-08 | 华为技术有限公司 | Bandwidth adjustment method and device |
| WO2017117819A1 (en) * | 2016-01-08 | 2017-07-13 | 华为技术有限公司 | Data transmission method and device |
| CN109787920A (en) * | 2019-02-19 | 2019-05-21 | 烽火通信科技股份有限公司 | A kind of Bandwidth Dynamic adjustment system and method for multiple step format system forwards plane |
Non-Patent Citations (2)
| Title |
|---|
| 刁碧;杨晓燕;: "MSTP网络中以太网板卡选择与业务实现", 通信与信息技术, no. 04, 15 July 2008 (2008-07-15) * |
| 崔北柱等: "带宽提速下OLT建设方案探讨", 《电信科学》, 25 January 2019 (2019-01-25) * |
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