CN112187675B - Multi-server cooperation system - Google Patents
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- CN112187675B CN112187675B CN202010876529.5A CN202010876529A CN112187675B CN 112187675 B CN112187675 B CN 112187675B CN 202010876529 A CN202010876529 A CN 202010876529A CN 112187675 B CN112187675 B CN 112187675B
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Abstract
The application relates to a multi-server collaboration system. The system comprises a plurality of servers, a signal middle plate and an infinite bandwidth IB network card, wherein the signal middle plate comprises an IB network card connector and a plurality of server connectors, the number of the server connectors is the same as that of the plurality of servers, specifically, the plurality of servers are electrically connected with the signal middle plate through the plurality of server connectors on the signal middle plate, and the signal middle plate is electrically connected with the IB network card through the IB network card connector. In the scheme, the switching communication connection between the servers and the IB network card is realized by constructing the signal middle plate, so that a plurality of servers are connected with the same IB network card through the signal middle plate, the structural composition of the IB network card in a server system is simplified, and the assembly reliability of the IB network card is improved.
Description
Technical Field
The application relates to the technical field of computers, in particular to a multi-server cooperation system.
Background
In recent years, Infiniband (IB), which is a standard for internetworking communication among multiple servers, provides extremely high data throughput and extremely low latency, and greatly improves the computational efficiency of a Central Processing Unit (CPU). Typically, the server is interconnected to the network through an IB network card.
In a multi-server system, when a multi-server cooperation system needs to be interconnected with a network, the multi-server cooperation system is generally realized by adopting a form of a main card and an auxiliary card, wherein the main card and the auxiliary card are connected by adopting a cable; when more than two servers are to be connected, the IB network cards with the corresponding number of channels need to be configured and inserted into the slots of the server motherboards with the corresponding number respectively.
The main card and the sub card are connected by a cable, which complicates the configuration of the multi-server system connection network and reduces reliability.
Disclosure of Invention
In view of the above, it is necessary to provide a multi-server cooperation system in order to solve the above technical problems.
A multi-server collaboration system, the system comprising: the system comprises a plurality of servers, a signal middle plate and an infinite bandwidth IB network card; the signal middle plate comprises an IB network card connector and a plurality of server connectors; the number of the server connectors is the same as that of the plurality of servers;
the plurality of servers are electrically connected with the signal middle plate through a plurality of server connectors on the signal middle plate, and the signal middle plate is electrically connected with the IB network card through an IB network card connector.
In this embodiment, the switching communication connection between the server and the IB network card is realized by constructing the signal middle plate, so that a plurality of servers are connected with the same IB network card through the signal middle plate, the structural composition of the IB network card in the server system is simplified, and the assembly reliability of the IB network card is improved.
In one embodiment, one server connector corresponds to a path HOST to a server.
In this embodiment, one server connector is correspondingly connected to the HOST of one server, so as to ensure that the signal midplane can be connected to the servers of the number corresponding to the HOST through the server connector, thereby implementing multi-server cooperation.
In one embodiment, the signal midplane is used for configuring signal pairs of a plurality of servers according to the bus capacity of the IB network card, so that each server is interconnected with a network through the IB network card.
In this embodiment, the different types of signal middle boards may perform signal processing on the signal pairs accessed by the corresponding number of servers, so that the plurality of servers are connected with one IB network card, thereby simplifying the structural composition of the IB network card in the server system and improving the assembly reliability of the IB network card.
In one embodiment, the signal midplane includes a logic level output that outputs a level value that characterizes a type of the signal midplane.
In this embodiment, the corresponding relationship of different output level values is set for different types of signal midplane, so that the IB network card can determine the type of the signal midplane currently connected to the backplane connector according to the different output level values.
In one embodiment, the type of signal midplane includes a two-way signal midplane or a four-way signal midplane; the two-channel signal middle plate comprises two server connectors; the four-channel signal midplane includes four server connectors.
In the embodiment of the application, the signal middle plates of different types can realize the connection of different numbers of servers and the same IB network card, and different IB network cards do not need to be configured, so that the production and maintenance costs of the IB network cards are greatly reduced.
In one embodiment, the signal middle plate is internally provided with a pull-up resistor and a pull-down resistor, and the logic level output end is respectively connected with the pull-up resistor and the pull-down resistor;
the signal middle plate is electrically connected with the pull-up resistor or the pull-down resistor through switching to control the level value output by the logic level output end.
In the embodiment of the application, the pull-up and pull-down resistor configuration is performed on the logic level output ends of the different types of signal middle plates, so that the level values output by the logic level output ends of the different types of signal middle plates are different, and the automatic configuration that the network card supports different Host numbers is realized by matching the same IB network card with different signal middle plates.
In one embodiment, the logic level output terminal of the two-path signal midplane outputs a level opposite to the logic level output terminal of the four-path signal midplane.
In this embodiment, the pull-up and pull-down resistor configuration is performed at the logic level output ends of the different types of signal middlings, so that the level values output by the logic level output ends of the different types of signal middlings are opposite, and the automatic configuration that the network card supports different Host numbers is realized by simply and effectively matching the same IB network card with different signal middlings.
In one embodiment, the IB network card is configured to determine a type of the signal midplane according to a level value output by a logic level output end of the signal midplane, and perform bandwidth configuration for the plurality of servers according to the type of the signal midplane.
In the embodiment of the application, the IB network card may determine, according to a preset determination rule, that the type of the current signal middle plate is a two-channel signal middle plate or a four-channel signal middle plate, thereby calculating the bandwidth of each server channel according to the total bandwidth of the IB network card and the determined number of server total channels of the signal middle plate, and implementing bandwidth configuration of each server channel.
In one embodiment, the IB network card is specifically configured to determine the total number of paths of the multiple servers according to the type of the signal midplane, and determine the bandwidth configuration corresponding to each path according to the current network bandwidth and the total number of paths.
In one embodiment, the IB network card includes a backplane connector, a controller, and an optoelectronic device;
the signal middle plate is electrically connected with the backplane connector through an IB network card connector;
the IB network card controller is used for determining the type of the signal middle plate according to the level value output by the logic level output end of the signal middle plate and performing bandwidth configuration on the plurality of servers according to the type of the signal middle plate;
the IB network card realizes network interconnection among a plurality of servers through the optoelectronic device.
In this embodiment, the IB network card is connected to the signal middle plate through the backplane connector, the type of the currently connected signal middle plate is determined by the controller, and the optoelectronic device performs access and sending of an electrical signal to realize network connection of a plurality of servers connected to the signal middle plate.
The multi-server cooperation system in the above embodiment includes a plurality of servers, a signal middle board and an IB network card with infiniband, wherein the signal middle board includes an IB network card connector and a plurality of server connectors, and the number of the server connectors is the same as the number of the plurality of servers, specifically, the plurality of servers are electrically connected to the signal middle board through the plurality of server connectors on the signal middle board, and the signal middle board is electrically connected to the IB network card through the IB network card connector. In the scheme, the switching communication connection between the servers and the IB network card is realized by constructing the signal middle plate, so that a plurality of servers are connected with the same IB network card through the signal middle plate, the structural composition of the IB network card in a server system is simplified, and the assembly reliability of the IB network card is improved.
Drawings
Fig. 1 is a schematic diagram of a cable connection between a main card and an auxiliary card of an IB network card in the prior art;
FIG. 2 is a block diagram that illustrates a multi-server collaboration system, according to one embodiment;
FIG. 3 is a diagram illustrating a two-lane signal midplane in the multi-server collaboration system, according to an embodiment;
fig. 4 is a schematic structural diagram of a four-channel signal midplane of the multi-server collaboration system in an embodiment;
fig. 5 is a schematic structural diagram of an IB network card of the multi-server collaboration system in an embodiment.
Detailed Description
In recent years, technologies such as artificial intelligence, machine learning and cloud computing are rapidly developed, and mass data also provide higher challenges for cooperative computing capacity among servers. The IB technology is used as a network interconnection communication standard among multiple servers, provides extremely high data throughput and extremely low delay, and greatly improves the computing efficiency of a server CPU. However, the mechanism composition of the server system is more and more complex, how to reliably configure a Multi-channel Multi-Host IB network card for the server system conveniently meets the requirements of users for different Host numbers supported by the Multi-Host IB network card, reduces the production and maintenance cost, and is a problem that needs to be solved by server research and development personnel.
The Multi-Host IB network card at present adopts a scheme of a main card and an auxiliary card to realize the configuration of multiple channels of multiple servers. The main card and the auxiliary card are both golden finger connectors, and the main card and the auxiliary card are connected through cables. When the network card is used as a 2Host configuration, the main card and the auxiliary card need to be respectively inserted into PCIe (Peripheral Component Interconnect Express) slots of two Host, and when the network card is used as a 4Host configuration, another network card supporting the 4Host configuration needs to be replaced. As shown in fig. 1, fig. 1 shows a connection schematic diagram of an existing Multi-Host IB network card scheme. As the mechanism composition of the server system is more and more complex, the production and installation become complex by the way of connecting the main card and the auxiliary card through cables, and the reliability is greatly reduced.
The method aims to solve the difficulty, realizes a Multi-Host IB network card scheme based on the signal middle plate, enables a plurality of server hosts to be interconnected with the same IB network card through the signal middle plate, can realize automatic configuration of different signal middle plates corresponding to different Host numbers based on the same IB network card, reduces the complexity of production and maintenance, and improves the reliability.
In order to make the objects, technical solutions and advantages of the present application more clearly understood, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad application.
Please refer to fig. 2 for a multi-server cooperation system provided in the present application. The multi-server cooperation system comprises a plurality of servers 10, a signal middle plate 11 and an InfiniBand IB network card 12; the signal middle board 11 comprises an IB network card connector 112 and a plurality of server connectors 111; the number of server connectors 111 is the same as the number of servers 10; the plurality of servers 10 are electrically connected to the signal midplane 11 through a plurality of server connectors 111 on the signal midplane 11, and the signal midplane 11 is electrically connected to the IB network card 12 through an IB network card connector 112. In fig. 2, 4 servers are taken as an example.
In the present application, a plurality of servers 10, a signal middle board 11, and an IB network card 12 with an infiniband are connected to form a multi-server cooperation system, where the server 10 is electrically connected to a server connector 111 of the signal middle board 11 through a corresponding path HOST, the signal middle board 11 is electrically connected to the IB network card 12 through an IB network card connector 112, optionally, a communication standard between the HOST and the signal middle board, and a communication standard between the signal middle board and the IB network card may be a high-speed serial computer expansion bus standard (PCIe), which is not limited in this embodiment.
The signal middle board 11 is configured to communicate network connections between the servers 10 and the IB network card 12, and serves as an intermediate switching unit between the servers 10 and the IB network card 12, where the signal middle board 11 needs to perform conversion processing on a signal pair, which is accessed to the signal middle board 11, of the server 10 according to the number of the actual server connectors 111, so that the servers 10 can achieve the purpose of performing network connection with one IB network card. Optionally, the server connector in the signal midplane 11 may be a high-speed connector, which is not limited in this embodiment.
In the embodiment of the present application, the signal midplane 11 may be a PCB board with a signal processing function. Optionally, a PCIe slot for connecting the server connector is disposed on one side of the PCB, and a PCIe slot for connecting the IB network card connector is disposed on the other side of the PCB. Generally, the number of PCIe slots for connecting IB network card connectors is one or two, and the PCIe slots are used for connecting the same IB network card; the PCIe card slots used for connecting the server connectors are two or four in number, and are used for respectively connecting the HOST of two or four servers one to one, which is not limited in this embodiment.
The IB network card 12 is a network card suitable for the wireless bandwidth technical field, and optionally, in an environment where multiple servers cooperate, the IB network card 12 is used to implement bandwidth configuration and network access of the multiple servers.
In the embodiment of the present application, the server connectors 111 in the signal midplane 11 correspond to the HOST in a one-to-one manner, and the IB card 12 configures corresponding bandwidths for the HOST in a corresponding number according to the number of the server connectors 111 in the signal midplane 11, that is, the IB card 12 is compatible with PCIe signal connection definitions corresponding to signal midplanes in which different numbers of server connectors are designed, which is not limited in this embodiment.
The server 10 may be any kind of independent server, and for example, the server 10 may be any kind of server such as a rack server, a blade server, a cabinet server, and the like. The server 10 may also be a server cluster, and optionally, in this embodiment, the motherboard of each server may be taken as a unit, and the motherboard of each server is correspondingly connected to the path HOST of one server; the main board of each server may be connected to the path HOST of one server in a unit of each server. In other words, each server 10 possesses an HOST corresponding to one of the servers, and the server 10 is electrically connected to the server connector 111 of the signal midplane 11 through the HOST, alternatively, the communication standard of the HOST corresponding to the server 10 and the server connector 111 of the signal midplane 11 may be PCIe. This embodiment is not limited to this.
The multi-server cooperation system and the signal middle plate comprise a plurality of servers, a signal middle plate and an infinite bandwidth IB network card, wherein the signal middle plate comprises an IB network card connector and a plurality of server connectors, the number of the server connectors is the same as that of the plurality of servers, specifically, the plurality of servers are electrically connected with the signal middle plate through the plurality of server connectors on the signal middle plate, and the signal middle plate is electrically connected with the IB network card through the IB network card connector. In the scheme, the switching communication connection between the server and the IB network card is realized by constructing the signal middle plate, so that a plurality of servers are connected with the same IB network card through the signal middle plate, the structural composition of the IB network card in a server system is simplified, and the assembly reliability of the IB network card is improved.
The signal midplane 11 may connect two servers 10, and may also connect four servers 10. That is, the type of the signal midplane includes a two-path signal midplane or a four-path signal midplane, the two-path signal midplane includes two server connectors, the four-path signal midplane includes four server connectors, and different types of signal midplanes correspond to different signal processing processes, in one embodiment, the signal midplane 11 is configured to configure signal pairs of a plurality of servers 10 according to a bus capacity of the IB network card 12, so that each server 10 is interconnected with a network through the IB network card 12, which is not limited in this embodiment.
In the embodiment of the present application, the bus capacity of the IB network card 12 is a fixed value, the signal middle board 11 needs the bus capacity of the IB network card 12 and the total number of channels HOST of the server 10, and a signal pair corresponding to each server HOST is obtained, so as to achieve the purpose of connecting each server 10 with the IB network card 12. According to an example, the bus capacity of the IB network card 12 is 32 signal pairs, and in the case that the signal midplane 11 is a two-path signal midplane, the signal midplane 11 may acquire 16 corresponding signal pairs in each HOST, so as to implement switching input with the signal pairs of the IB network card 12; in the case that the signal middle board is a four-channel signal middle board, the signal middle board 11 may acquire 8 corresponding signal pairs in each HOST, and implement switching input with the signal pair of the IB network card 12, which is not limited in this embodiment.
In the embodiment of the application, the signal middle plates of different types can perform signal processing on the signal pairs accessed by the corresponding number of servers, so that the servers are connected with one IB network card, and the signal middle plates of different types can be connected into the same IB network card, thereby simplifying the structural composition of the IB network card in a server system, improving the assembly reliability of the IB network card and greatly reducing the production and maintenance cost of the IB network card.
Since there are different types of signal midplanes, in order to distinguish between the different types of signal midplanes, in one embodiment signal midplane 11 comprises a logic level output, and the level value output by the logic level output is used to characterize the type of signal midplane.
In the embodiment of the application, since the signal midplane in the scheme is suitable for connection of different numbers of servers under different conditions, the type of the signal midplane can be determined by setting the level of the logic level output end of the signal midplane.
Illustratively, the type of the signal midplane 11 includes a two-path signal midplane or a four-path signal midplane, and in a case where the level output by the logic level output terminal is a high level, the signal midplane is determined to be a two-path signal midplane; in a case where the output level of the logic level output terminal is a low level, it may be determined that the signal middle plate is a four-way signal middle plate, or vice versa, which is not limited in this embodiment.
Still alternatively, the type of the signal midplane 11 includes a two-path signal midplane, a four-path signal midplane, an eight-path signal midplane, and the like, and it should be noted that the type of the signal midplane may be determined according to a bandwidth of the IB network card. Alternatively, the level values output by the logic level output terminals of different signal midplanes may be set according to different types of signal midplanes. Illustratively, for a two-path signal midplane and a four-path signal midplane, in case the level value output by the logic level output is within a first threshold range, determining the signal midplane to be a two-path signal midplane; under the condition that the level value output by the logic level output end is within a second threshold value range, determining that the signal middle plate is a four-channel signal middle plate, and under the condition that the level value output by the logic level output end is within a third threshold value range, determining that the signal middle plate is an eight-channel signal middle plate; the first threshold range, the second threshold range, and the third threshold range are all non-overlapping value ranges, optionally, a lower limit of the first threshold range is greater than or equal to an upper limit of the second threshold range, and a lower limit of the second threshold range is greater than or equal to an upper limit of the third threshold range, for example, the first threshold range may be (4V, 6V), the second threshold range may be (2V, 4V), and the third threshold range may be (0V, 2V); alternatively, the upper limit value of the first threshold range is less than or equal to the lower limit value of the second threshold range, and the upper limit value of the second threshold range is less than or equal to the lower limit value of the third threshold range, for example, the first threshold range may be (0V, 2V), the second threshold range may be (2V, 4V), and the third threshold range may be (4V, 6V); this embodiment does not limit this.
In the embodiment of the application, the corresponding relation of different output level values is set for different types of signal middle plates, so that the IB network card can determine the signal middle plate currently accessed to the backplane connector according to different output level values, thereby determining the number of corresponding servers to perform bandwidth configuration of the corresponding access of each server.
In one embodiment, in the technical implementation process, the types of the signal midplanes include a two-path signal midplane 01 or a four-path signal midplane 02; the two-channel signal midplane 01 includes two server connectors 111; the four-way signal midplane 02 includes four server connectors 111.
In the embodiment of the present application, the types of the signal middle plates include a two-channel signal middle plate 01 or a four-channel signal middle plate 02, IB network card connectors of the two-channel signal middle plate 01 and the four-channel signal middle plate 02 are the same, and the number of the server connectors is different. As shown in fig. 3, fig. 3 shows a schematic structural diagram of a two-channel signal midplane, where the two-channel signal midplane 01 includes two server connectors 111, and the two server connectors 111 are respectively connected to HOST corresponding to two servers. As shown in fig. 4, fig. 4 shows a schematic structural diagram of a four-way signal midplane, where the four-way signal midplane 02 includes four server connectors 111, and the four server connectors 111 are respectively connected to HOST corresponding to four servers. Optionally, the connection mode may be PCIe card slot connection, and may also be other connection modes such as electrical connection and cable connection, which is not limited in this embodiment.
In the embodiment of the application, the signal middle plates of different types can realize the connection of different numbers of servers and the same IB network card, and different IB network cards do not need to be configured, so that the production and maintenance cost of the IB network cards is greatly reduced.
Different types of signal midplanes correspond to different level values output by different logic level output ends, optionally, in one embodiment, the signal midplane 12 is internally provided with a pull-up resistor and a pull-down resistor, and the logic level output ends are respectively connected with the pull-up resistor and the pull-down resistor; the signal middle plate is electrically connected with the pull-up resistor or the pull-down resistor through switching to control the level value output by the logic level output end.
The pull-up resistor is used for connecting an uncertain signal (high or low level) with a power supply VCC through a resistor and fixing the uncertain signal at the high level; the pull-down resistor is a resistor for connecting an indeterminate signal (high or low level) to the ground GND and is fixed at low level.
In the embodiment of the present application, the types of the different signal midplanes are distinguished by setting the level values output by the logic level output ends corresponding to the different types of signal midplanes. Illustratively, a pull-up resistor and a pull-down resistor are built in the signal midplane, and optionally, a level value output by the logic level output terminal of the two-path signal midplane 01 may be set to a high level based on the pull-up resistor, and a level value output by the logic level output terminal of the four-path signal midplane 02 may be set to a low level based on the pull-down resistor; or the level value output by the logic level output end of the two-channel signal middle plate 01 is set to be low level based on the pull-down resistor, and the level value output by the logic level output end of the four-channel signal middle plate 02 is set to be high level based on the pull-up resistor. This embodiment is not limited to this.
In the embodiment of the application, the pull-up and pull-down resistor configuration is performed on the logic level output ends of the different types of signal middle plates, so that the level values output by the logic level output ends of the different types of signal middle plates are different, and the automatic configuration that the network card supports different Host numbers is realized by matching the same IB network card with different signal middle plates.
Different types of signal midplanes correspond to different level values output by different logic level output ends, and optionally, in one embodiment, the level output by the logic level output end of the two-way signal midplane 01 is opposite to the level output by the logic level output end of the four-way signal midplane 02.
In the embodiment of the present application, the types of the signal midplane 11 include two types, i.e., a two-path signal midplane 01 and a four-path signal midplane 02, and for convenience of distinction, the level values output by the logic level output ends of the two types of signal midplanes may be directly set to opposite levels. Specifically, the level value output by the logic level output terminal of the two-channel signal midplane 01 may be set to a high level based on the pull-up resistor, and the level value output by the logic level output terminal of the four-channel signal midplane 02 may be set to a low level based on the pull-down resistor; or the level value output by the logic level output end of the two-path signal midplane 01 is set to be a low level based on the pull-down resistor, and the level value output by the logic level output end of the four-path signal midplane 02 is set to be a high level based on the pull-up resistor, so as to achieve the purpose that the level output by the logic level output end of the two-path signal midplane 01 and the level output by the logic level output end of the four-path signal midplane 02 are opposite levels, which is not limited in this embodiment.
In the embodiment of the application, the pull-up and pull-down resistor configuration is performed on the logic level output ends of the different types of signal middle plates, so that the level values output by the logic level output ends of the different types of signal middle plates are opposite, and the automatic configuration that the network card supports different Host numbers is realized by simply and effectively matching the same IB network card with different signal middle plates.
And setting level values output by different edit level output ends for different types of signal midplanes, so that after the IB network card is connected with the signal midplanes, the type of the current signal midplane can be determined according to the level values output by the logic level output ends, and corresponding operation is executed according to the type of the signal midplanes. In one embodiment, the IB network card 12 is configured to determine a type of the signal midplane according to a level value output by a logic level output end of the signal midplane 11, and perform bandwidth configuration for multiple servers according to the type of the signal midplane.
In the embodiment of the present application, after the signal midplane 11 is connected to the IB network card 12, the IB network card 12 may obtain, through a logic level pin, a level value output by a logic level output end of the signal midplane 11. And determining the type of the corresponding signal middle plate according to the setting of the level value output by the logic level output end of the signal middle plates of different types. Optionally, the IB network card 12 may implement automatic configuration of different HOST numbers according to the type of the corresponding signal middle board, where the parameters of automatic configuration include parameters such as PCIe signal bandwidth of each HOST. For example, the determination rule may be set as: the level value output by the logic level output end of the two-channel signal middle plate 01 is high level, and the level value output by the logic level output end of the four-channel signal middle plate 02 is low level: in this case, if the IB network card detects that the level value is high, it determines that the current signal midplane is the two-channel signal midplane 01, and if the IB network card detects that the level value is low, it determines that the current signal midplane is the four-channel signal midplane 02. Alternatively, the determination rule may be set as: the level value output by the logic level output end of the two-channel signal middle plate 01 is low level, and the level value output by the logic level output end of the four-channel signal middle plate 02 is high level: in this case, if the IB network card detects that the level value is low, it determines that the current signal middle plate is the two-path signal middle plate 01, and if the IB network card detects that the level value is high, it determines that the current signal middle plate is the four-path signal middle plate 02. After the IB network card determines the type of the current signal middle board, bandwidth configuration may be performed on the server HOST corresponding to the current signal middle board according to the total bandwidth of the IB network card 12, where the total bandwidth of the IB network card is a fixed value, which is not limited in this embodiment.
In the embodiment of the application, the IB network card may determine, according to a preset determination rule, that the type of the current signal middle plate is the two-channel signal middle plate 01 or the four-channel signal middle plate 02, thereby calculating the bandwidth of each server HOST according to the total bandwidth of the IB network card 12, and implementing the bandwidth configuration of each server HOST.
Optionally, after determining the type of the signal midplane, the IB network card configures a bandwidth for each server HOST connected to the signal midplane according to the total bandwidth of the IB network card 12. In one embodiment, the IB network card 12 is specifically configured to determine the total number of paths of the multiple servers 10 according to the type of the signal midplane 11, and determine the bandwidth configuration corresponding to each path according to the current network bandwidth and the total number of paths, which is not limited in this embodiment.
In the embodiment of the present application, the total bandwidth of the IB network card 12 is a fixed value, the IB network card 12 determines the total number of paths of the server in the current signal middle plate according to a preset determination rule, and determines the bandwidth configuration corresponding to each HOST according to the total bandwidth of the current IB network card 12 and the number of total paths HOST. Illustratively, the total bandwidth of the IB network card 12 is 200G, and when the IB network card determines that the current signal midplane is a two-channel signal midplane 01, it determines that two server channels corresponding to the current signal midplane are provided, and configures the bandwidth of each server channel to be 100G; optionally, when the IB network card determines that the current signal midplane is the four-channel signal midplane 02, and determines that the number of server channels corresponding to the current signal midplane is four, the bandwidth of each server channel is configured to be 50G, which is not limited in this embodiment.
In the embodiment of the application, the IB network card may determine, according to a preset determination rule, that the type of the current signal middle plate is a two-channel signal middle plate or a four-channel signal middle plate, so as to calculate the bandwidth of each server channel according to the total bandwidth of the IB network card and the determined total number of server channels of the signal middle plate, and implement bandwidth configuration of each server channel.
In one embodiment, as shown in fig. 5, the IB network card 12 includes a backplane connector 121, a controller 122, and an optoelectronic device 123; the signal middle board 11 is electrically connected with the backplane connector 121 through an IB network card connector 112; a controller 122, configured to determine the type of the signal midplane 11 according to a level value output by a logic level output end of the signal midplane 11, and perform bandwidth configuration for multiple servers according to the type of the signal midplane 11; the IB network card 12 realizes network interconnection between the plurality of servers 10 through the optoelectronic device 123.
The IB network card realizes the conversion of network protocols and the support of network interfaces. The backplane connector 121 may be a type of connector commonly used for large-scale communication equipment, ultra-high performance servers and supercomputers, industrial computers, and high-end storage devices; the controller 122 refers to a device for controlling the starting, speed regulation, braking and reversing of the motor by changing the wiring of the main circuit or the control circuit and changing the resistance value in the circuit according to a predetermined sequence, wherein the optoelectronic device may further include the optoelectronic device itself, a functional circuit, an optical interface and other components, and the optoelectronic device includes two functions of transmitting and receiving in functional logic. Specifically, the optoelectronic device is configured to convert an electrical signal into an optical signal through a transmitting end, in this embodiment, the transmitting end of the optoelectronic device converts a pair of signals input by a signal middle board into an optical signal, and transmits the optical signal through an optical fiber, and correspondingly, a receiving end of the optoelectronic device converts the optical signal transmitted by the receiving optical fiber into an electrical signal, and outputs the electrical signal to the signal middle board to output the signal middle board to each server.
In the embodiment of the present application, the IB network card 12 is electrically connected to the signal midplane 11 through the backplane connector 121, and optionally, the number of the backplane connectors 121 may be one or two, and both of them are used for connecting the signal midplane 11 to the IB network card 12. After the IB network card 12 is connected to the signal midplane 11, the controller 122 determines the type of the current signal midplane 11 according to the obtained output level value of the signal midplane 11, and determines the number of the paths of the server corresponding to the current signal midplane, so as to calculate the bandwidth configuration of each path of the server according to the total path data of the server and the total bandwidth of the IB network card, for example, the total bandwidth of the IB network card is 200G, the controller 122 determines that the current signal midplane is a two-path signal midplane according to the obtained output level value of the signal midplane 11, that is, determines that the total number of the paths of the server is 2, and the controller 111 determines that the bandwidth of each path is 100G by calculating a quotient of the total bandwidth and the total number of the paths. After determining the bandwidth configuration of each channel, the IB network card accesses the wireless bandwidth network through the optoelectronic device 123 to implement network interconnection between multiple servers 10, which is not limited in this embodiment.
In the embodiment of the application, the IB network card is connected with the signal middle plate through the backplane connector, the type of the currently connected signal middle plate is determined through the controller, and the optoelectronic device is used for accessing and sending out electric signals to realize the network connection of a plurality of servers connected with the signal middle plate.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent application shall be subject to the appended claims.
Claims (10)
1. A multi-server collaboration system, the system comprising: a plurality of servers, a signal middle plate and an InfiniBand IB network card; the signal middle plate comprises an IB network card connector and a plurality of server connectors; the number of the server connectors is the same as that of the plurality of servers;
the plurality of servers are electrically connected with the signal middle plate through a plurality of server connectors on the signal middle plate, and the signal middle plate is electrically connected with the IB network card through the IB network card connector;
and the signal middle board is used for configuring the signal pairs of the servers according to the bus capacity of the IB network card so as to enable the servers to be interconnected with a network through the IB network card.
2. The multi-server collaboration system as claimed in claim 1, wherein one of the server connectors corresponds to a path HOST to one of the servers.
3. The multi-server collaboration system as claimed in any one of claims 1 or 2, wherein the signal midplane comprises a logic level output, a level value output by the logic level output being used to characterize a type of the signal midplane.
4. The multi-server coordination system according to claim 3, wherein said signal midplane type comprises a two-way signal midplane or a four-way signal midplane; the two-channel signal middle plate comprises two server connectors; the four-path signal middle board comprises four server connectors.
5. The multi-server cooperation system according to claim 3, wherein a pull-up resistor and a pull-down resistor are built in the signal midplane, and the logic level output terminal is connected to the pull-up resistor and the pull-down resistor respectively;
and the signal middle plate is electrically connected with the pull-up resistor or the pull-down resistor through switching to control the level value output by the logic level output end.
6. The multi-server cooperative system according to claim 4, wherein the level outputted from the logic level output terminal of the two-path signal midplane is opposite to the level outputted from the logic level output terminal of the four-path signal midplane.
7. The multi-server cooperative system according to claim 3, wherein the IB network card is configured to determine a type of the signal midplane according to a level value output by a logic level output end of the signal midplane, and perform bandwidth configuration for the plurality of servers according to the type of the signal midplane.
8. The multi-server cooperation system according to claim 7, wherein boards of different types of signals correspond to different ranges of threshold values of output level values.
9. The multi-server cooperation system according to claim 7, wherein the IB network card is specifically configured to determine a total number of paths of the plurality of servers according to a type of the signal midplane, and determine a bandwidth configuration corresponding to each path according to a current network bandwidth and the total number of paths.
10. The multi-server collaboration system of claim 7, wherein the IB network card comprises a backplane connector, a controller, and optoelectronic devices;
the signal middle plate is electrically connected with the backplane connector through the IB network card connector;
the IB network card controller is configured to determine the type of the signal midplane according to a level value output by a logic level output end of the signal midplane, and perform bandwidth configuration for the plurality of servers according to the type of the signal midplane;
and the IB network card realizes network interconnection among the servers through the optoelectronic device.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202102335U (en) * | 2011-05-16 | 2012-01-04 | 曙光信息产业股份有限公司 | Blade server based on Loongson 3A central processing unit (CPU) |
| CN108073541A (en) * | 2017-11-28 | 2018-05-25 | 郑州云海信息技术有限公司 | A kind of method and system for realizing the multiplexing of network interface card multichannel node |
| CN108710593A (en) * | 2018-05-24 | 2018-10-26 | 环旭电子股份有限公司 | A kind of method of supplying power to and device based on Type-C connectors |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7245627B2 (en) * | 2002-04-23 | 2007-07-17 | Mellanox Technologies Ltd. | Sharing a network interface card among multiple hosts |
| US20070053374A1 (en) * | 2003-04-16 | 2007-03-08 | David Levi | Multi-service communication system |
| US7452236B2 (en) * | 2007-02-01 | 2008-11-18 | Aprius, Inc. | Cabling for rack-mount devices |
| CN102223296A (en) * | 2011-05-30 | 2011-10-19 | 南京贝伦思网络科技有限公司 | Unified computing system |
| CN105703975A (en) * | 2016-04-01 | 2016-06-22 | 浪潮电子信息产业股份有限公司 | Network card and server communication method and system |
| CN110266709A (en) * | 2019-06-27 | 2019-09-20 | 苏州浪潮智能科技有限公司 | A kind of network board |
-
2020
- 2020-08-27 CN CN202010876529.5A patent/CN112187675B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202102335U (en) * | 2011-05-16 | 2012-01-04 | 曙光信息产业股份有限公司 | Blade server based on Loongson 3A central processing unit (CPU) |
| CN108073541A (en) * | 2017-11-28 | 2018-05-25 | 郑州云海信息技术有限公司 | A kind of method and system for realizing the multiplexing of network interface card multichannel node |
| CN108710593A (en) * | 2018-05-24 | 2018-10-26 | 环旭电子股份有限公司 | A kind of method of supplying power to and device based on Type-C connectors |
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