CN-115694622-B - Data center communication method and system

CN115694622BCN 115694622 BCN115694622 BCN 115694622BCN-115694622-B

Abstract

The application discloses a data center communication method, which is applied to a data center communication system, wherein the system comprises a first module and a second module, the first module comprises a first transmission device, a first core switch and a first convergence switch, and the second module comprises a second transmission device and a second core switch; the method comprises the steps that a first convergence switch converges signals sent by each first core switch and sends the signals to first transmission equipment, the first transmission equipment converts and amplifies the received signals and then transmits the signals to second transmission equipment through optical fibers, the second transmission equipment sends the received signals to each second core switch, and two pairs of optical fibers which are respectively a main route and a standby route are arranged between a first module and a second module. The application also discloses a data center communication method, a data center communication device, transmission equipment and a storage medium. Therefore, the large data volume communication requirements among different modules of the data center can be met, and the occupation of optical fibers is reduced.

Inventors

Hou Fawang
WANG WEIYU
WANG HUI
CHEN ZHENWEI
ZHANG MINGHUI
LI SHUANGLING
GAO MING

Assignees

上海哔哩哔哩科技有限公司

Dates

Publication Date: 20260505
Application Date: 20221101

Claims (19)

1. A data center communication system, wherein the system comprises at least one first module and at least one second module, the first module comprises one or more first transmission devices, a first core switch and a first aggregation switch, and the second module comprises one or more second transmission devices and a second core switch; The first aggregation switch is used for aggregating signals sent by the first core switches and sending the aggregated signals to the first transmission equipment; The first transmission equipment is used for receiving signals from the first aggregation switch, converting and amplifying the signals, and transmitting the signals to the second transmission equipment through optical fibers; The second transmission device is configured to receive the signals transmitted by the first transmission device through the optical fiber, and send the received signals to each second core switch; And two pairs of optical fibers are arranged between the first module and the second module, one pair of optical fibers is used as a main route, and the other pair of optical fibers is used as a standby route.
2. The data center communication system of claim 1, wherein the first transmission device and the second transmission device each comprise an optical layer and an electrical layer, the optical layer configured for optical multiplexing segment protection.
3. The data center communication system of claim 2, wherein: The electrical layer in the first transmission device is used for converting the common optical signal received from the first aggregation switch into an optical signal with standard wavelength; The optical layer in the first transmission device is used for amplifying the converted optical signal through an optical amplifier, and sending the amplified optical signal to the second transmission device through an optical fiber.
4. A data center communication system according to any one of claims 1 to 3, wherein: The first transmission device simultaneously and concurrently transmits the signals to the active route and the standby route so as to be transmitted to the second transmission device; the second transmission device receives the signal transmitted by the first transmission device from the primary route.
5. The data center communication system of claim 4, wherein the second transmission device is further configured to monitor a status of the active route and the standby route, and switch to the standby route to receive the signal if a problem with the active route is detected.
6. The data center communication system according to any one of claims 1 to 5, wherein a full interconnection networking manner is adopted between the first transmission device and each of the first aggregation switches, between the first aggregation switches and each of the first core switches, and between the second transmission device and each of the second core switches.
7. The data center communication system according to claim 6, further comprising at least one third module, wherein the third module includes one or more third transmission devices, third core switches and third aggregation switches, a full interconnection networking mode is adopted between each first aggregation switch and all first core switches and all third core switches, a full interconnection networking mode is adopted between each third aggregation switch and all first core switches and all third core switches, a full interconnection networking mode is adopted between each first transmission device and all first aggregation switches and all third aggregation switches, and a full interconnection networking mode is adopted between each third transmission device and all first aggregation switches and all third aggregation switches.
8. The data center communication system of claim 7, wherein the second module includes two of the second transmission devices, one of the second transmission devices being interconnected with the first transmission device of the first module by two pairs of optical fibers and the other of the second transmission devices being interconnected with the third transmission device of the third module by two pairs of optical fibers.
9. A data center communication method applied to a data center communication system, wherein the data center communication system comprises at least one first module and at least one second module, the first module comprises one or more first transmission devices, a first core switch and a first aggregation switch, and the second module comprises one or more second transmission devices and a second core switch, the method comprises: the first aggregation switch aggregates signals sent by the first core switches and sends the aggregated signals to the first transmission equipment; the first transmission equipment receives signals from the first aggregation switch, converts and amplifies the signals and transmits the signals to the second transmission equipment through optical fibers; The second transmission equipment receives the signals transmitted by the first transmission equipment through the optical fiber and sends the received signals to each second core switch; And two pairs of optical fibers are arranged between the first module and the second module, one pair of optical fibers is used as a main route, and the other pair of optical fibers is used as a standby route.
10. The data center communication method of claim 9, wherein the first transmission device receiving the signal from the first aggregation switch, converting and amplifying the signal, and transmitting the signal to the second transmission device through an optical fiber comprises: the electrical layer in the first transmission device converts the common optical signal received from the first aggregation switch into an optical signal with a standard wavelength; the optical layer in the first transmission device amplifies the converted optical signal through an optical amplifier, and sends the amplified optical signal to the second transmission device through an optical fiber.
11. The data center communication method according to claim 9 or 10, wherein the first transmission device transmitting the signal to the second transmission device through an optical fiber includes concurrently transmitting the signal to the active route and the standby route; the second transmission device receiving the signal transmitted by the first transmission device through the optical fiber includes receiving the signal transmitted by the first transmission device from the primary route.
12. The data center communication method of claim 11, wherein the method further comprises: And the second transmission equipment monitors the states of the active route and the standby route, and switches to the standby route to receive the signal under the condition that the active route is monitored to have a problem.
13. A data center communication method applied to transmission equipment of each module of a data center, the method comprising: receiving a first signal from a convergence switch of a current module, wherein the first signal is a signal sent by each core switch of the current module converged by the convergence switch; The transmission equipment is used for transmitting the first signal to another module through an optical fiber after converting and amplifying the first signal; Receiving a second signal transmitted by the transmission equipment of the other module through the optical fiber; the second signals are sent to all the aggregation switches and then transmitted to all the core switches of the current module; And two pairs of optical fibers are arranged between the current module and the other module, one pair of optical fibers is used as a main route, and the other pair of optical fibers is used as a standby route.
14. The data center communication method as claimed in claim 13, wherein the transmission device for transmitting the first signal to another module through an optical fiber after converting and amplifying the first signal includes: an electrical layer in the transmission equipment converts a common optical signal received from the aggregation switch into an optical signal with a standard wavelength; the optical layer in the transmission device amplifies the converted optical signal through an optical amplifier, and sends the amplified optical signal to the transmission device of the other module through an optical fiber.
15. The data center communication method according to claim 13 or 14, wherein the transmitting device transmitting the amplified first signal to the transmitting device of another module through an optical fiber includes concurrently transmitting the amplified first signal to the active route and the standby route; the receiving the second signal transmitted by the transmission device of the other module through the optical fiber includes receiving the second signal from the primary route.
16. The data center communication method of claim 15, wherein the method further comprises: And monitoring the states of the active route and the standby route, and switching to the standby route to receive the second signal under the condition that the active route is monitored to have a problem.
17. A data center communication apparatus for use in a transmission device for each module of a data center, the apparatus comprising: The receiving unit is used for receiving a first signal from the aggregation switch of the current module, wherein the first signal is a signal sent by each core switch of the current module aggregated by the aggregation switch; The transmission unit is used for converting and amplifying the first signal and transmitting the first signal to transmission equipment of another module through an optical fiber; The receiving unit is further configured to receive a second signal transmitted by the transmission device of the other module through the optical fiber; The transmission unit is further configured to send the second signal to each aggregation switch, and further transmit the second signal to each core switch of the current module; And two pairs of optical fibers are arranged between the current module and the other module, one pair of optical fibers is used as a main route, and the other pair of optical fibers is used as a standby route.
18. A transmission apparatus comprising a memory, a processor and a computer program stored on the memory and executable on the processor, which when executed by the processor implements the data center communication method according to any one of claims 13 to 16.
19. A computer readable storage medium, characterized in that the computer readable storage medium has stored thereon a computer program which, when executed by a processor, implements the data center communication method according to any of claims 9 to 16.

Description

Data center communication method and system Technical Field The present application relates to the field of data center technologies, and in particular, to a data center communication method, system, device, transmission equipment, and computer readable storage medium. Background Data centers (DATACENTER) generally refer to the centralized processing, storage, transmission, exchange, management of information within a physical space, including a complex set of facilities, where computer devices, server devices, network devices, storage devices, etc. are generally considered critical devices. Different areas of a data center, such as different buildings, rooms, may be referred to as different "modules". At present, a scheme of directly connecting optical fibers is generally adopted for communication among modules, and routes of a plurality of different paths are planned, so that the risk of great reduction of service traffic caused by optical fiber interruption is reduced, and a great amount of optical fibers are required to be occupied. Disclosure of Invention The application mainly aims to provide a data center communication method, a system, a device, transmission equipment and a computer readable storage medium, which aim to solve the problem of how to reduce the occupation of optical fibers when large data volume is transmitted among different modules of a data center. To achieve the above object, an embodiment of the present application provides a data center communication system, where the system includes at least one first module and at least one second module, the first module includes one or more first transmission devices, a first core switch, and a first aggregation switch, and the second module includes one or more second transmission devices and a second core switch; The first aggregation switch is used for aggregating signals sent by the first core switches and sending the aggregated signals to the first transmission equipment; The first transmission equipment is used for receiving signals from the first aggregation switch, converting and amplifying the signals, and transmitting the signals to the second transmission equipment through optical fibers; The second transmission device is configured to receive the signals transmitted by the first transmission device through the optical fiber, and send the received signals to each second core switch; And two pairs of optical fibers are arranged between the first module and the second module, one pair of optical fibers is used as a main route, and the other pair of optical fibers is used as a standby route. Optionally, the first transmission device and the second transmission device each include an optical layer and an electrical layer, and the optical layer configures optical multiplexing section protection. Optionally, an electrical layer in the first transmission device is configured to convert a normal optical signal received from the first aggregation switch into an optical signal with a standard wavelength; The optical layer in the first transmission device is used for amplifying the converted optical signal through an optical amplifier, and sending the amplified optical signal to the second transmission device through an optical fiber. Optionally, the first transmission device concurrently transmits the signal to the active route and the standby route to be transmitted to the second transmission device; the second transmission device receives the signal transmitted by the first transmission device from the primary route. Optionally, the second transmission device is further configured to monitor states of the active route and the standby route, and switch to the standby route to receive the signal when it is monitored that the active route has a problem. Optionally, a full interconnection networking mode is adopted between the first transmission device and each first aggregation switch, between the first aggregation switch and each first core switch, and between the second transmission device and each second core switch. Optionally, the system further includes at least one third module, where the third module includes one or more third transmission devices, a third core switch, and a third aggregation switch, a full interconnection networking mode is adopted between each first aggregation switch and all first core switches, and between each third core switch, and between each first transmission device and all first aggregation switches, and between each third aggregation switch, and between each third transmission device and each first aggregation switch, and between each third aggregation switch, a full interconnection networking mode is adopted. Optionally, the second module includes two second transmission devices, where one of the second transmission devices is interconnected with the first transmission device of the first module through two pairs of optical fibers, and the other of the second transmission devices is interconnected with th