CN209765401U

CN209765401U - System for managing multiple ARM server nodes

Info

Publication number: CN209765401U
Application number: CN201920705591.0U
Authority: CN
Inventors: 郭明尧
Original assignee: Shenzhen Alp O Yun Technology Co Ltd
Current assignee: Shenzhen Alp O Yun Technology Co Ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2019-12-10
Anticipated expiration: 2029-05-14

Abstract

The utility model is suitable for a server field provides a system for managing a plurality of ARM server nodes. The system comprises an extended backplane, a substrate management controller of an ARM architecture and a plurality of ARM server nodes; the expansion back plate comprises 2M multi-way selection switches, wherein M is an integer greater than or equal to 1; the substrate management controller of the ARM architecture is provided with a GPIO interface and a UART interface; each ARM server node is provided with a UART interface; the GPIO interface and the UART interface of the substrate management controller of the ARM architecture and the UART interface of each ARM server node are electrically connected with each multi-way selector switch, so that URAT communication between the substrate management controller of the ARM architecture and each ARM server node is realized. The utility model provides a high-efficient remote management of many servers node server and the problem of deployment, get rid of the redundant work of unnecessary, save time, maintain convenient operation, it is with low costs, the benefit is high.

Description

System for managing multiple ARM server nodes

Technical Field

The utility model belongs to the server field especially relates to a system for managing a plurality of ARM server nodes.

Background

The I2C bus interface is a line for transmitting data and a line for transmitting clock, the I2C bus interface is actually communication between devices, the I2C bus interface can be 1 to many, and the I2C bus interface can be expanded by software simulation. However, the UART interface transmits data by one line and receives data by one line, and actually, the UART interface is communication between devices, and the UART interface cannot simultaneously communicate with 2 or more devices, and only one-to-one at a time.

the server based on the ARM framework has a wide prospect due to the advantages of small size, low power consumption and the like. As shown in fig. 1, the ARM server node typically configures the UART interface to view and configure current system information. Each ARM server node needs one UART interface, and a plurality of ARM server nodes need a plurality of UART interfaces. In the system for managing a plurality of ARM server nodes in the prior art, the ARM server nodes are generally separately deployed, a UART is manually accessed in a traditional mode, and monitoring deployment management is performed on an input command of each ARM server node. However, the UART is manually accessed in a traditional mode, monitoring deployment management is carried out on an input command of each ARM server node, and when a plurality of ARM server nodes are configured, workload is large, redundant events are many, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a system for managing a plurality of ARM server nodes aims at solving and adopts the artifical UART that inserts of traditional mode, monitors the deployment management to every ARM server node input order, and when disposing a plurality of ARM server nodes, work load is big, and redundant incident is many, very waste time and energy's problem.

The utility model provides a system for managing a plurality of ARM server nodes, which comprises an extended back plate, a base plate management controller of an ARM framework and a plurality of ARM server nodes; the expansion back plate comprises 2M multi-way selection switches, wherein M is an integer greater than or equal to 1; the substrate management controller of the ARM architecture is provided with a GPIO interface and a UART interface; each ARM server node is provided with a UART interface; the GPIO interface and the UART interface of the substrate management controller of the ARM architecture and the UART interface of each ARM server node are electrically connected with each multi-way selector switch, so that URAT communication between the substrate management controller of the ARM architecture and each ARM server node is realized.

Further, the multiplexer is a multiplexer chip.

Furthermore, a GPIO interface of the substrate management controller of the ARM architecture is connected with an address selection pin of each multi-way selection switch chip, a sending data line of a UART interface of the substrate management controller of the ARM architecture is connected with a data input/output pin of one multi-way selection switch, and a receiving data line of the UART interface of the substrate management controller of the ARM architecture is connected with a data input/output pin of the other multi-way selection switch; the channel gating pin of each multi-way selection switch chip is connected with a UART interface of an ARM server node.

Furthermore, a GPIO interface of the board management controller of the ARM architecture sends a programming command using an IPMI2.0 protocol, so that the multiple-way selector switch of the extension backplane switches the UART interface path.

The utility model discloses in, because the system of managing a plurality of ARM server nodes includes a plurality of multiple way selector switch of 2M, base plate management controller and server node are the ARM framework, the GPIO interface of the base plate management controller of ARM framework and the UART interface of every ARM server node all are connected with every multiple way selector switch electricity, realize the URAT communication between the base plate management controller of ARM framework and every ARM server node. Therefore the utility model discloses only need the multichannel gating switch chip on IPMI programming order and the extension backplate, alright with the software and hardware information of all server nodes of management and control to can realize simple control to a certain server node, solve the problem of the high-efficient remote management of many server node server and arrange, get rid of the redundant work of unnecessary, save time, maintain convenient operation, it is with low costs, the benefit is high.

drawings

Figure 1 is a schematic diagram of a prior art system for managing multiple ARM server nodes.

Fig. 2 is a schematic diagram of a system for managing a plurality of ARM server nodes according to an embodiment of the present invention.

Fig. 3a and 3b are schematic circuit diagrams of the multiplexer chip.

Detailed Description

In order to make the objects, technical solutions and advantageous effects of the present invention more clearly understood, the present invention is further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In order to explain the technical solution of the present invention, the following description is made by using specific examples.

Referring to fig. 2, a system for managing a plurality of ARM server nodes according to an embodiment of the present invention includes an extension backplane 11, a Baseboard Management Controller (BMC) 12 of an ARM architecture, and a plurality of ARM server nodes 13; the expansion backplane 11 includes 2M multiplexing switches 111, M being an integer greater than or equal to 1; the board management controller 12 of the ARM architecture has a GPIO interface 121 and a UART interface 122; each ARM server node 13 has a UART interface 131; the GPIO interface 121 and the UART interface 122 of the board management controller 12 of the ARM architecture and the UART interface 131 of each ARM server node 13 are electrically connected to each multiplexer switch, so that URAT communication between the board management controller 12 of the ARM architecture and each ARM server node 13 is realized.

The embodiment of the utility model provides an in, the multiple choice switch can be the multiple choice switch chip, as shown in figure 3a and figure 3b, the GPIO interface of the base plate management controller of ARM framework connects the address selection pin S0 … … SN of every multiple choice switch chip, and the level state through controlling the address selection pin can realize in multichannel data transfer process, can be as required with the wherein arbitrary selection of circuit. A transmitting data line of a UART interface of the substrate management controller of the ARM architecture is connected with a data input/output pin IN/OUT of one multi-way selection switch, and a receiving data line of the UART interface of the substrate management controller of the ARM architecture is connected with a data input/output pin IN/OUT of the other multi-way selection switch; the channel gating pin P0 … … PN of each multiplexer chip is connected with a UART interface of an ARM server node.

In the embodiment of the present invention, the multi-way selector switch may be a multi-way selector switch chip such as 128-way 1, 64-way 1, 16-way 1, etc. As shown in fig. 3a and 3b, the multiplexer chip is a 16-way 1 multiplexer. The number of the multi-way selection switches included in the expansion backplane can be determined by the number of the paths of the multi-way selection switches and the number of the ARM server nodes, for example, 16 ARM server nodes are provided, the multi-way selection switches adopt 16-way 1-selection multi-way selection switch chips, and the expansion backplane only comprises 2 multi-way selection switches; if 32 ARM server nodes exist, the multi-way selection switch adopts a multi-way selection switch chip with 16 ways of selecting 1, and the expansion back plate comprises 4 multi-way selection switches.

The embodiment of the utility model provides an in, the GPIO interface of the base plate management controller of ARM framework utilizes IPMI2.0 agreement to send programming command, let the multiplexer switch of extension backplate switch UART interface route, guarantee the UART interface of base plate management controller and the UART interface intercommunication of every ARM server node, realize the function of base plate management controller timesharing visit every ARM server node UART interface, thereby make and maintain labour saving and time saving, and is with low costs, and is effectual.

The embodiment of the utility model provides a system for managing a plurality of ARM server nodes's theory of operation as follows:

S101, a substrate management controller of an ARM architecture sends a programming command to a multi-way selection switch of an extension back plate through a GPIO interface to control a multi-way selection switch selection channel, and the channel switching of a UART interface of an ARM server node is realized;

S102, the base plate management controller of the ARM architecture accesses the UART interface of each ARM server node in a time-sharing mode through the UART interface to acquire information of the ARM server nodes and achieve rapid deployment.

in the embodiment of the present invention, S101 specifically may be: the substrate management controller of the ARM architecture sends a programming command to the multi-way selector switch of the extension backplane by utilizing an IPMI2.0 protocol through the GPIO interface, modifies the level of an address selection pin of the multi-way selector switch, and realizes the path switching with the UART interface of the ARM server node.

S101 may specifically be: by utilizing an IPMI2.0 tool, the address selection pins of the multi-path selection switch of the ARM framework and the multi-path selection controller of the extension backboard are controlled through programming, so that the multi-path selection switch is conducted with the corresponding channel, and the UART interface of the substrate management controller of the ARM framework is connected with the UART interface of the ARM server node corresponding to the channel;

S102 may specifically be: by utilizing an IPMI2.0 tool, an IPMI programming command is sent to redirect a local Serial UART interface through a Serial Over LAN (SOL) function of a substrate management controller of an ARM architecture, and information of an ARM server node is checked by using the SOL function.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A system for managing a plurality of ARM server nodes is characterized by comprising an extended backplane, a substrate management controller of an ARM architecture and a plurality of ARM server nodes; the expansion back plate comprises 2M multi-way selection switches, wherein M is an integer greater than or equal to 1; the substrate management controller of the ARM architecture is provided with a GPIO interface and a UART interface; each ARM server node is provided with a UART interface; the GPIO interface and the UART interface of the substrate management controller of the ARM architecture and the UART interface of each ARM server node are electrically connected with each multi-way selector switch, so that URAT communication between the substrate management controller of the ARM architecture and each ARM server node is realized.

2. The system of claim 1, wherein the multiplexer switch is a multiplexer switch chip.

3. The system of claim 2, wherein the GPIO interface of the ARM-based baseboard management controller is connected to the address selection pin of each multiplexer chip, the transmit data line of the UART interface of the ARM-based baseboard management controller is connected to the data input/output pin of one multiplexer, and the receive data line of the UART interface of the ARM-based baseboard management controller is connected to the data input/output pin of another multiplexer; the channel gating pin of each multi-way selection switch chip is connected with a UART interface of an ARM server node.

4. The system of claim 1, wherein the number of mux switches included in the backplane extension is determined by the number of lanes of the mux switches and the number of ARM server nodes.

5. The system of claim 1, wherein the GPIO interface of the bmc of the ARM architecture sends the programming command using IPMI2.0 protocol to allow the multiplexer switch of the expansion backplane to switch the UART interface path.