WO2016086700A1

WO2016086700A1 - Rack and communication method

Info

Publication number: WO2016086700A1
Application number: PCT/CN2015/089191
Authority: WO
Inventors: 姜亚星
Original assignee: 中兴通讯股份有限公司
Priority date: 2014-12-05
Filing date: 2015-09-08
Publication date: 2016-06-09
Also published as: CN105721956A

Abstract

Embodiments of the present invention relate to the technical field of optical communications and provide a rack and a communication method. The rack comprises a rack housing, and further comprises a network management control unit, a disk array, and a data processing unit that are disposed in a first rack housing and that are connected to an external device through a backplane interface on the first rack housing. The network management control unit is configured to process and perform format conversion on a user instruction, and then send the user instruction to a service board card, the data processing unit, and the disk array, and send, to a user, a service state fed back by the service board card. The data processing unit is configured to process data in the service board card, the network management control unit, and the disk array, and report a processing result of the data processing unit in real time. The disk array is configured to store data in the network management control unit, state information of each service board card, and log information of the service board card. The embodiments of the present invention improve reliability and maintainability of the rack, and also improve a reaction capability and a service life of the rack.

Description

Rack and communication method

Technical field

The present invention relates to the field of optical communication technologies, and in particular, to a rack and a communication method.

Background technique

Optical communication is communication in which light waves are used as carriers. It has the characteristics of large communication capacity, long relay distance, good confidentiality and low price.

In recent years, Internet technology has developed rapidly, and the demand for massive data, diversified information services, and complex data aggregation and interaction among Internet users has greatly promoted the development of communication networks. Among them, optical communication technology has become the technology of choice for long-distance and large-capacity data transmission due to its huge bandwidth and transparency of transmission data.

However, the current optical communication rack has been trapped in a high-cost, bulky, but low-utilization cycle: the optical communication rack systems in the prior art use separate optical communication racks and supporting network management servers. In the mode, the two are connected by a network cable. The user command needs to go through the network management server to the rack control board and then to each board. The specific process is shown in Figure 1. Each board on the subrack uses an independent CPU design, which performs data processing separately and does not support distributed computing.

In this way, there are shortcomings such as slow communication speed, inability to share CPU resources, and additional network management server. Moreover, the optical communication boards currently used use separate CPUs and memory for each board, and some business card calculations may occur. The resources are saturated, but the other service boards have been idle, which greatly wastes the existing hardware resources and is not convenient for subsequent upgrade and maintenance operations on the rack computing power.

Summary of the invention

The embodiment of the invention provides a rack and a communication method, which realizes modular management and concurrent delivery of user commands, simplifies the installation and configuration of the equipment room, and can better meet the needs of the business change.

In order to solve the above technical problem, the embodiment of the present invention adopts the following technical solutions:

According to an aspect of an embodiment of the present invention, a rack includes: a rack housing, further comprising: being disposed in the first rack housing and connected to an external device through a backplane interface on the first rack housing Network management unit, disk array, and data processing unit, wherein

The network management unit is configured to process and format the user instructions, and then send the information to the service board, the data processing unit, and the disk array, and send the service status fed back by the service board to the user;

The data processing unit is configured to process data in the service board, the network management unit, and the disk array, and report the processing result of the data processing unit in real time;

The disk array is configured to store data in the network management unit and status information of each service card and log information of the service board.

Optionally, the data processing unit includes: a computing unit overall controller located on the backboard, and a plurality of computing units connected to the computing unit total controller, where

The computing unit general controller is configured to record a computing capability and a CPU occupancy rate of the plurality of computing units, and allocate a calculation amount according to a remaining computing capability of the computing unit, wherein the remaining computing capability is a computing unit The difference between the total computing power and its CPU usage;

The calculation unit is configured to perform calculation processing on the data in the service board, the network management unit, and the disk array, and report the processing result of the calculation unit in real time through the calculation unit total controller.

Optionally, the rack further includes: a service board disposed in the first rack casing and connected to the network management unit through a backplane interface on the first rack casing, where the service board is light The signal is converted to a board of electrical signals and is configured to receive and transmit optical traffic signals.

Optionally, the rack further includes: a second rack housing connected to the first rack housing, and a plurality of computing units and a plurality of service boards disposed in the second rack housing.

According to another aspect of the embodiments of the present invention, a communication method is further provided, including:

Obtaining a user instruction, performing processing and format conversion according to the user instruction;

Performing data processing according to the conversion instruction, and obtaining processing results and log information;

The processing result and log information are stored.

Optionally, the step of performing data processing according to the conversion instruction, and acquiring the processing result and the log information includes:

Obtaining a remaining computing power of all computing units, wherein the remaining computing power is a difference between a total computing power of the computing unit and a CPU usage of the central processing unit;

The computing unit with the remaining computing power in all the computing units is selected to perform data processing on the conversion instruction, and the processing result and the log information are obtained.

The beneficial effects of the invention are:

The rack in the solution of the present invention discards the mode in which the network management server and the rack control board are separated in the original rack communication system, and separates the computing unit from the control board, so that the network management server and the control board can be combined into The integrated network management unit in the solution of the present invention realizes direct control of the service board, and greatly improves the transmission efficiency of the user command transmission to the service board. Moreover, the computing resources of the entire rack are separated, and the data processing unit can process the data in the service board, the network management unit, and the disk array, thereby greatly improving the utilization of the computing resources of the rack and saving the cost. In addition, the disk array on the rack in the solution of the present invention can be connected to the network management unit and the service card bus. Therefore, the network management unit and the service card can directly update and read data in the database, and greatly improve data transmission. The transmission efficiency ensures the correctness of data transmission.

DRAWINGS

Figure 1 shows a connection diagram of a rack system in the prior art;

2 is a flowchart showing an instruction issued in an embodiment of the present invention;

Figure 3 is a flow chart showing the instructions issued in the prior art;

Figure 4 is a flow chart showing the calculation of data in the embodiment of the present invention;

Figure 5 is a flow chart showing the calculation of data in the prior art;

6 is a flowchart of log management in an embodiment of the present invention;

Figure 7 is a flow chart showing log management in the prior art;

Figure 8 is a structural view showing an integrated rack in the embodiment of the present invention;

Figure 9 is a structural view showing a master-slave frame in an embodiment of the present invention;

Figure 10 is a flow chart showing the communication method in the embodiment of the present invention.

detailed description

The present invention will be described in detail below with reference to the drawings and specific embodiments.

Embodiment 1

Embodiments of the present invention disclose a rack that includes a rack housing, and further includes: a network management device disposed in the first rack housing and connected to an external device through a backplane interface on the first rack housing Units, disk arrays, and data processing units,

The network management control unit is configured to process and format the user instructions, and then send the information to the service board, the data processing unit, and the disk array, and send the service status fed back by the service board to the user;

Specifically, as shown in FIG. 2, which is a flowchart of a command issued in the embodiment of the present invention, in the embodiment of the present invention, the network management unit integrates the network management server and the rack control board in the prior art, and the network management control The unit and the frame of the rack are connected through the backplane interface bus to realize parallel communication. The network management unit can directly operate the service board, and can process and format the user instructions and send it to the service board and data processing unit. The disk array sends the service status fed back by the service board to the user. Compared with the process issued by the prior art instruction in FIG. 3, the transfer efficiency of the user instruction to the service board is greatly improved, and the network management server that needs to be additionally placed is avoided, which saves the steps of separately installing the network management server, and simplifies the process. The site is installed and configured. At the same time, the interaction between the network management unit and the boards on the rack is improved, and the reliability and timely reflection capability of the rack are increased.

Further, in the embodiment of the present invention, the network management software of the rack communication system can also be run on the network management unit to control the communication and data processing of the overall rack system, such as receiving and feedback of user commands and running. Processing of data in the process.

The data processing unit includes: a calculation unit total controller located on the backboard and a plurality of calculation units connected to the calculation unit total controller, wherein

a calculation unit total controller, configured to record a calculation capability and a CPU occupancy rate of the plurality of calculation units, and allocate a calculation amount according to a remaining calculation capability of the calculation unit, wherein the remaining calculation capability is a total calculation capability of the calculation unit and The difference in CPU usage;

The calculation unit is configured to perform calculation processing on the data in the service board, the network management unit, and the disk array, and report the processing result of the calculation unit in real time through the total controller of the calculation unit.

Specifically, as shown in FIG. 4, which is a flowchart of data calculation in the embodiment of the present invention, in the embodiment of the present invention, the data processing unit can process data in the service board, the network management unit, and the disk array, and adopt The distributed computing method can separate all computing resources of the entire rack, greatly improving the utilization of rack computing resources. Compared with the flow of the prior art data calculation in FIG. 5, the computing unit overall controller in the embodiment of the present invention can record the computing power and CPU usage of multiple computing units, and in the prior art, each individual board The use of independent CPU and memory avoids the fact that some boards in the prior art are saturated while other boards are idle, and the number of data processing cards can be increased or decreased according to user requirements, which saves cost and is convenient. Subsequent control and maintenance. In addition, the data processing unit in the embodiment of the present invention also supports hot plugging, and data is not lost during the plugging and unplugging process, which increases the maintainability of the rack and the service life of the rack.

The disk array is configured to store data in the network management unit and status information of each service board and log information of the service board.

Specifically, as shown in FIG. 6 , which is a flowchart of the log management in the embodiment of the present invention, in the embodiment of the present invention, not only the log information of the service card can be directly stored in the disk array, but also the service board can directly Update and read the data in the disk array, compared with the prior art log management process in Figure 7, avoiding the update and read operations, first through the control board and then to the network management server to the database communication mode, greatly improved Data transfer efficiency and guaranteed number According to the correctness of the transmission. In addition, the disk array can also support hot swapping, and data will not be lost during the plugging process.

Further, in the embodiment of the present invention, the disk array can also be used as the database of the network management software running on the network management unit, and is configured to store related data of the network management software and data in the network management unit.

In the embodiment of the present invention, the service card is a card that converts an optical signal into an electrical signal, and is configured to receive and transmit an optical service signal. The service board is disposed in the first rack enclosure and connected to the gateway control unit through a backplane interface on the first rack enclosure.

Specifically, as shown in FIG. 8 , the structural diagram of the integrated rack 800, that is, the network management unit, the data processing unit, the disk array, and the service board are all installed on the same rack, which is more convenient for the rack. Installation configuration. In addition, a second rack may be added according to actual conditions. The first rack shell and the second rack shell are connected through a data interface, and the second rack shell is further provided with a plurality of computing units and service boards. The plurality of computing units and service boards are connected to the gateway control unit located in the first rack housing through an interface on the second rack housing and an interface on the first rack housing. Specifically, as shown in FIG. 9, wherein the main frame 901 and the slave chassis 903 have the structural diagrams as shown in the figure, the main frame 901 and the slave chassis 903 transmit data through the data interfaces respectively located on the master and slave racks. The computing unit on the mainframe is configured to process the data calculation of the mainframe web control unit, and the computing unit from the rack is set to calculate the data on the service board. This master-slave rack configuration is more suitable for sites with large traffic handling. The rack of the software-defined network SDN network architecture can be used as a slave rack, which can facilitate the control plane of the SDN network architecture to process service data.

Embodiment 2

A communication method is disclosed in the embodiment of the present invention. As shown in FIG. 10, the method 1000 includes the following steps:

Step S1001: Acquire a user instruction, and perform processing and format conversion according to a user instruction;

Step S1003: Perform data processing according to the conversion instruction, and obtain processing results and log information;

The data processing is performed according to the conversion instruction, and the processing result and the log information are acquired (step S1003) specifically includes:

Obtaining the remaining computing power of all computing units, wherein the remaining computing power is the difference between the total computing power of the computing unit and its CPU CPU usage;

The calculation unit with the remaining computing power remaining in all the computing units is selected to perform data processing on the conversion instruction, and the processing result and the log information are obtained.

Step S1005: Store the processing result and the log information.

Specifically, in the embodiment of the present invention, the network management unit receives the instruction sent by the user, queries the processing result of the data processing unit stored in the disk array, and the status information of each service card, and then sends the user instruction to the corresponding The business board is processed and the results are reported back to the user. After the service board is processed, the recorded logs are sent to the disk array for storage in real time. The data processing unit calculates the data that needs to be calculated on the network management unit and the service board. When performing data calculation, the total calculation capability and CPU usage of all current computing units are first recorded by the calculation unit total controller. The difference between the total computing power of the computing unit and the CPU usage is recorded as the remaining computing power of the computing unit, and then the computing unit with the strong computing power among all remaining computing units is selected, and the data calculation is prioritized. The distributed metering method is mainly used to realize the balanced allocation of computing resources, avoiding the problem that computing resources cannot be shared, and greatly improving the utilization of computing resources.

It will be apparent to those skilled in the art that the various modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein. The steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module. Thus, the invention is not limited to any specific combination of hardware and software.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Where in the essence of the invention Any modifications, equivalent substitutions, improvements, etc. made within the principles of God and the principles are intended to be included within the scope of the present invention.

Industrial applicability

As described above, the rack and the communication method provided by the embodiments of the present invention have the following beneficial effects: modular management and concurrent delivery of user commands, simplifying the installation and configuration of the equipment room, and better meeting the change of the service. Demand.

Claims

A rack, including a rack housing, further comprising:

a network management unit, a disk array, and a data processing unit disposed in the first rack housing and connected to the external device through the backplane interface on the first rack housing,

The network management unit is configured to process and format the user instructions, and then send the information to the service board, the data processing unit, and the disk array, and send the service status fed back by the service board to the user;

The data processing unit is configured to process data in the service board, the network management unit, and the disk array, and report the processing result of the data processing unit in real time;

The disk array is configured to store data in the network management unit and status information of each service card and log information of the service board.
The rack of claim 1 wherein said data processing unit comprises: a computing unit master controller located on the backplane and a plurality of computing units coupled to said computing unit master controller, wherein

The computing unit general controller is configured to record a computing capability and a CPU occupancy rate of the plurality of computing units, and allocate a calculation amount according to a remaining computing capability of the computing unit, wherein the remaining computing capability is a computing unit The difference between the total computing power and its CPU usage;

The calculation unit is configured to perform calculation processing on the data in the service board, the network management unit, and the disk array, and report the processing result of the calculation unit in real time through the calculation unit total controller.
The rack of claim 1, further comprising: a service board disposed in the first rack housing and connected to the network management unit through a backplane interface on the first rack housing;

The service card is a card that converts an optical signal into an electrical signal and is configured to receive and transmit optical service signals.
The rack of claim 1 further comprising:

a second rack housing coupled to the first rack housing, and a plurality of computing units and a plurality of service boards disposed within the second rack housing.
A communication method comprising:

Obtaining a user instruction, performing processing and format conversion according to the user instruction;

Performing data processing according to the conversion instruction, and obtaining processing results and log information;

The processing result and log information are stored.
The method of claim 5, wherein the step of performing data processing according to the conversion instruction, obtaining the processing result and the log information comprises:

Obtaining a remaining computing power of all computing units, wherein the remaining computing power is a difference between a total computing power of the computing unit and a CPU usage of the central processing unit;

The computing unit with the remaining computing power in all the computing units is selected to perform data processing on the conversion instruction, and the processing result and the log information are obtained.