CN109917897B - Redundant board power management system and method - Google Patents
Redundant board power management system and method Download PDFInfo
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- CN109917897B CN109917897B CN201910213305.3A CN201910213305A CN109917897B CN 109917897 B CN109917897 B CN 109917897B CN 201910213305 A CN201910213305 A CN 201910213305A CN 109917897 B CN109917897 B CN 109917897B
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Abstract
The invention provides a redundant board power management system, which comprises: the system comprises a management module, a first board card, a second board card and a backboard; the first board card and the second board card have the same structure; the management module is respectively connected with the first board card and the second board card; the backboard is respectively connected with the first board card and the second board card and used for providing in-place signals for the first board card and the second board card; and the management module is used for sending a management signal to the first board card when detecting that the second board card fails, triggering the first board card to send a power supply control signal to the second board card, and enabling the power supply of the second board card to be turned off under the action of the power supply control signal and an in-place signal provided by the back plate. According to the redundant board power management system provided by the embodiment of the invention, when the management module automatically detects that a board fails, the other board controls the failed board to turn off the board power supply, so that no danger is generated when a maintenance worker removes the failed board, and the electric parts in the board are protected from being damaged.
Description
Technical Field
The invention relates to the technical field of power supplies, in particular to a redundant board power supply management system and a redundant board power supply management method.
Background
In a server, in order to ensure the reliability of the system, a redundant design is usually adopted for some critical boards in the server, that is, one identical board is backed up. Usually, the backup board cards belong to an activated state, and when one board card fails, the backup board card intervenes and undertakes the work of the failed board card, so that the fault time of the server is reduced.
The inventor discovers that in the prior art, a switch of a power supply of a board card needs to be manually controlled manually, when the board card fails, and the power supply of the failed board card is not timely or forgotten to be disconnected manually, maintenance personnel can be dangerous when the board card is removed, and electrical components inside the board card can be damaged.
Disclosure of Invention
In view of this, the embodiment of the present invention provides a redundant board power management system, and when a management module automatically detects that a board fails, another board controls the failed board to turn off its board power supply, so that there is no danger when a maintenance worker removes the failed board, and electrical components inside the board are protected from being damaged.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:
a redundant board power management system comprising: the system comprises a management module, a first board card, a second board card and a backboard;
the first board card and the second board card have the same structure;
the management module is respectively connected with the first board card and the second board card;
the back plate is respectively connected with the first board card and the second board card and is used for providing in-place signals for the first board card and the second board card;
the management module is used for sending a management signal to the first board card when detecting that the second board card is invalid, and triggering the first board card to send a power supply control signal to the second board card, so that the power supply of the second board card is turned off under the action of the power supply control signal and the in-place signal provided by the back plate.
In the system, optionally, the first board card includes a first control module, a first isolation chip, a first selection chip and a first power module, and the second board card includes a second control module, a second isolation chip, a second selection chip and a second power module;
the first control module, the first isolation chip, the first selection chip and the first power module are sequentially connected in series;
the second control module, the second isolation chip, the second selection chip and the second power module are sequentially connected in series;
the first control module is used for sending a power-on signal to the first isolation chip when receiving a management signal sent by the management module;
the first isolation chip is used for sending a power supply control signal to the second isolation chip according to the power-on signal;
the second isolation chip is used for sending a control signal to the second selection chip according to the power supply control signal;
the second selection chip is configured to send an enable signal to the second power module according to the control signal and an in-place signal provided by the backplane for the second board card to control the second power module to be turned off.
The invention also provides a redundant board power management method, which is applied to a redundant board power management system and comprises the following steps: the system comprises a management module, a first board card, a second board card and a backboard; the first board card and the second board card have the same structure; the management module is respectively connected with the first board card and the second board card; the back plate is respectively connected with the first board card and the second board card and is used for providing in-place signals for the first board card and the second board card; the method comprises the following steps:
when detecting that the second board card is invalid, the management module sends a management signal to the first board card, and triggers the first board card to send a power supply control signal to the second board card, so that the power supply of the second board card is turned off under the action of the power supply control signal and an in-place signal provided by the back plate.
The invention provides a redundant board power management system, which comprises: the system comprises a management module, a first board card, a second board card and a backboard; the first board card and the second board card have the same structure; the management module is respectively connected with the first board card and the second board card; the back plate is respectively connected with the first board card and the second board card and is used for providing in-place signals for the first board card and the second board card; the management module is used for sending a management signal to the first board card when detecting that the second board card is invalid, and triggering the first board card to send a power supply control signal to the second board card, so that the power supply of the second board card is turned off under the action of the power supply control signal and the in-place signal provided by the back plate. The embodiment of the invention provides a redundant board power management system, when a management module automatically detects that a board fails, another board controls the failed board to turn off the board power, so that no danger exists when maintenance personnel remove the failed board, and electric parts in the board are protected from being damaged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a redundant board power management system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a redundant board power management system according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a redundant board power management system which can ensure that no danger exists when maintenance personnel remove a failed board and electrical components in the board are protected from being damaged.
The specific implementation of the present invention is described below with a schematic diagram of a redundant board power management system structure.
Referring to fig. 1, a schematic diagram of a control circuit according to an embodiment of the present invention is shown, including: the system comprises a management module 101, a first board card 102, a second board card 103 and a backboard 104;
the first board card 102 and the second board card 103 have the same structure;
the management module 101 is respectively connected with the first board card 102 and the second board card 103;
the back board 104 is respectively connected to the first board card 102 and the second board card 103, and is configured to provide in-place signals for the first board card 102 and the second board card 103;
the management module 101 is configured to send a management signal to the first board 102 when detecting that the second board 103 is failed, and trigger the first board 102 to send a power control signal to the second board 103, so that a power of the second board 103 is turned off under the action of the power control signal and an in-place signal provided by the backplane.
In the system provided by the embodiment of the invention, a redundancy design method is adopted, and the first board card 102 and the second board card 103 are the same in structure and function. When the first card 102 and the second card 103 are inserted into the backplane 104, the backplane 104 provides the same in-place signal to the first card 102 and the second card 103.
In the system provided by the embodiment of the present invention, when the management module 101 detects that the second board card 103 is failed, the management module sends a management signal to the first board card 102, where the management signal is a power signal that triggers the second board card 103 to turn off the second board card 103, and after receiving the management signal, the first board card 102 sends a power control signal to the second board card 103, so that the second board card 103 turns off its power according to the received power control signal and an in-place signal provided by the backplane 104.
In the system provided in the embodiment of the present invention, it should be noted that the first board card 102 and the second board card 103 are equivalent board cards, and when the management module 101 detects that the first board card 102 fails, the second board card 103 is also triggered to send a power control signal to the first board card 102, so that the power of the first board card 102 is turned off under the action of the power control signal and the in-place signal provided by the backplane.
It should be noted that, in the system provided in the embodiment of the present invention, when the first board card 102 and the second board card 103 are inserted into the backplane 104, the backplane 104 provides an in-place signal for the first board card 102 and the second board card 103, so that the first board card 102 and the second board card 103 turn on their respective board card power supplies.
The system provided by the embodiment of the invention further comprises that when the system maintenance personnel need to replace the second board card 103, an instruction for turning off the power supply of the second board card 103 can be sent to the management module 101, so that after the management module 101 receives the instruction, the first board card 102 is triggered to send a power supply control signal to the second board card 103, and the power supply of the second board card 103 is turned off under the action of the power supply control signal and the in-place signal provided by the back panel 104.
The invention provides a redundant board power management system, which comprises: the system comprises a management module, a first board card, a second board card and a backboard; the first board card and the second board card have the same structure; the management module is respectively connected with the first board card and the second board card; the back plate is respectively connected with the first board card and the second board card and is used for providing in-place signals for the first board card and the second board card; the management module is used for sending a management signal to the first board card when detecting that the second board card is invalid, and triggering the first board card to send a power supply control signal to the second board card, so that the power supply of the second board card is turned off under the action of the power supply control signal and the in-place signal provided by the back plate. The embodiment of the invention provides a redundant board power management system, when a management module automatically detects that a board fails, another board controls the failed board to turn off the board power, so that no danger exists when maintenance personnel remove the failed board, and electric parts in the board are protected from being damaged.
In the system provided by the embodiment of the present invention, referring to fig. 2 in combination with fig. 1, the first board card 102 includes a first control module 201, a first isolation chip 202, a first selection chip 203, and a first power module 204, and the second board card 103 includes a second control module 301, a second isolation chip 302, a second selection chip 303, and a second power module 304;
the first control module 201, the first isolation chip 202, the first selection chip 203 and the first power module 204 are sequentially connected in series;
the second control module 301, the second isolation chip 302, the second selection chip 303 and the second power module 304 are sequentially connected in series;
the first control module 201 is configured to send a power-on signal to the first isolation chip 202 when receiving a management signal sent by the management module 101;
the first isolation chip 202 is configured to send a power control signal to the second isolation chip 302 according to the power-on signal;
the second isolation chip 302 is configured to send a control signal to the second selection chip 303 according to the power control signal;
the second selection chip 303 is configured to send an enable signal to the second power module 304 according to the control signal and the in-place signal provided by the backplane 104 for the second board card 103 to control the second power module 304 to turn off.
In the system provided in the embodiment of the present invention, it should be noted that the first control module 201 and the second control module 301 are modules having the same structure and function, the first isolation chip 202 is a chip having the same structure and function and the second isolation chip 302 is a chip having the same structure and function, and the first selection chip 203 and the second selection chip 303 are chips having the same structure and function; the first power module 204 and the second power module 304 are structurally and functionally identical modules.
In the system provided by the embodiment of the present invention, the power module is a module for providing power to the board card, and the selection chip is an xor circuit chip, and the specific logic is as follows:
according to the system provided by the embodiment of the invention, when the enabling signal is high level '1', the power supply module is turned on, and when the enabling signal is low level '0', the power supply module is turned off.
In the method provided by the embodiment of the present invention, it should be noted that when the board card is inserted into the backplane, the backplane provides the in-place signal for the board card, and the in-place signal is a low level signal by connecting the in-place signal with the ground signal.
In the system provided by the embodiment of the present invention, after receiving a management signal sent by the management module 101, the first control module 201 of the first board card 102 sends an electrifying signal to the first isolation chip 202, where the electrifying signal is a low-level signal, the first isolation chip 202 sends a low-level power control signal to the second isolation chip 302 according to the received low-level electrifying signal, and the second isolation chip 302 sends a low-level control signal to the second selection chip 303 according to the received low-level power control signal; the second selection chip 303 sends a low-level enable signal to the second power module 103 according to the low-level control signal and the low-level enable signal; the second power module 304 turns off the power according to the received low level enable signal.
In the method provided by the embodiment of the present invention, it should be noted that the failure of the board card may be various abnormal conditions such as an error of data output by the board card, and an abnormal display function. When the board card is abnormal, the control module, the isolation chip, the selection chip and the power module of the board card of the system are not affected.
The invention also provides a redundant board power management method, which is applied to the redundant board power management system and comprises the following steps:
when detecting that the second board card is invalid, the management module sends a management signal to the first board card, and triggers the first board card to send a power supply control signal to the second board card, so that the board card power supply of the second board card is turned off under the action of the power supply control signal and the in-place signal provided by the back plate.
According to the method provided by the embodiment of the invention, when the management module detects that the second board card is invalid, the management signal is sent to the first board card, the management signal is a signal for triggering the second board card to turn off the power supply of the second board card, and after the first board card receives the management signal, the first board card sends the power supply control signal to the second board card, so that the second board card turns off the power supply of the board card according to the received power supply control signal and the in-place signal provided by the back panel.
The invention provides a redundant board power supply management method, which is applied to a redundant board power supply management system, and the system comprises: the system comprises a management module, a first board card, a second board card and a backboard; the first board card and the second board card have the same structure; the management module is respectively connected with the first board card and the second board card; the back plate is respectively connected with the first board card and the second board card and is used for providing in-place signals for the first board card and the second board card; the method comprises the following steps: when detecting that the second board card is invalid, the management module sends a management signal to the first board card, and triggers the first board card to send a power supply control signal to the second board card, so that the power supply of the second board card is turned off under the action of the power supply control signal and an in-place signal provided by the back plate. According to the redundant board power management system provided by the embodiment of the invention, when the management module automatically detects that a board fails, the other board controls the failed board to turn off the board power supply, so that no danger is generated when maintenance personnel remove the failed board, and electric parts in the board are protected from being damaged.
In this application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, the system or system embodiments are substantially similar to the method embodiments and therefore are described in a relatively simple manner, and reference may be made to some of the descriptions of the method embodiments for related points. The above-described system and system embodiments are only illustrative, wherein the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (3)
1. A redundant board power management system, comprising: the system comprises a management module, a first board card, a second board card and a backboard;
the first board card and the second board card have the same structure;
the management module is respectively connected with the first board card and the second board card;
the back plate is respectively connected with the first board card and the second board card and is used for providing in-place signals for the first board card and the second board card;
the management module is used for sending a management signal to the first board card and triggering the first board card to send a power supply control signal to the second board card when detecting that the second board card fails, so that the power supply of the second board card is turned off under the action of the power supply control signal and an in-place signal provided by the back plate, wherein the second board card fails and various abnormal conditions of error and abnormal display function exist in data output by the second board card.
2. The system of claim 1, wherein the first board comprises a first control module, a first isolation chip, a first selection chip, and a first power module, and the second board comprises a second control module, a second isolation chip, a second selection chip, and a second power module;
the first control module, the first isolation chip, the first selection chip and the first power module are sequentially connected in series;
the second control module, the second isolation chip, the second selection chip and the second power module are sequentially connected in series;
the first control module is used for sending a power-on signal to the first isolation chip when receiving a management signal sent by the management module;
the first isolation chip is used for sending a power supply control signal to the second isolation chip according to the power-on signal;
the second isolation chip is used for sending a control signal to the second selection chip according to the power supply control signal;
the second selection chip is configured to send an enable signal to the second power module according to the control signal and an in-place signal provided by the backplane for the second board card to control the second power module to be turned off.
3. A redundant board power management method is applied to a redundant board power management system, and the system comprises: the system comprises a management module, a first board card, a second board card and a backboard; the first board card and the second board card have the same structure; the management module is respectively connected with the first board card and the second board card; the back plate is respectively connected with the first board card and the second board card and is used for providing in-place signals for the first board card and the second board card; the method comprises the following steps:
when detecting that the second board card fails, the management module sends a management signal to the first board card, triggers the first board card to send a power control signal to the second board card, so that the power of the second board card is turned off under the action of the power control signal and an in-place signal provided by the back plate, wherein the second board card fails to indicate various abnormal conditions such as errors and abnormal display functions of data output by the second board card.
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| CN113535636A (en) * | 2021-06-30 | 2021-10-22 | 成都中微达信科技有限公司 | Computing device |
| CN113792001A (en) * | 2021-09-06 | 2021-12-14 | 西安易朴通讯技术有限公司 | SAS EXP board card, back board and hot plug method |
| CN114726712B (en) * | 2022-03-31 | 2022-11-08 | 湖南宇诺辰电子科技有限公司 | Control method and system for reinforcing board card |
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