CN105354164A - Method and system for hot swapping of Multi-Host module of server - Google Patents
Method and system for hot swapping of Multi-Host module of server Download PDFInfo
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- CN105354164A CN105354164A CN201510890541.0A CN201510890541A CN105354164A CN 105354164 A CN105354164 A CN 105354164A CN 201510890541 A CN201510890541 A CN 201510890541A CN 105354164 A CN105354164 A CN 105354164A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
- G06F13/4081—Live connection to bus, e.g. hot-plugging
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Abstract
The invention discloses a method and a system for hot swapping of a Multi-Host module of a server. The method comprises the following steps that a hot swapping controller informs each host module to carry out corresponding operations according to a received hot swapping signal; after each host module completes the corresponding operations, each host module sends an operation completion command to the hot swapping controller; and a frame management controller judges whether all host modules send the operation completion commands through query; if yes, the frame management controller controls a power supply for completing corresponding actions through a power controller. According to the method, the reliable hot swapping operations can be carried out according to the characteristics of hot swapping of the Multi-Host module of the server.
Description
Technical field
The present invention relates to electronic technology field, the method and system of particularly a kind of server Multi-Host module hot plug.
Background technology
Along with the fast development of cloud service, low cost, high chassis level server that is maintainable, large scale and high density start to capture Cloud Server market gradually.Highdensity chassis level server, adopts modular design more, host module share I O expansion, heat radiation, power supply, crosspoint, storage unit etc.In order to effectively improve the maintainability of cloud service system, system module needs to support hot plug.But the hot plug of single module can have influence on multiple main frame (Multi-Host) module.Therefore, how to carry out hot plug at the server with Multi-Host module, be those skilled in the art's technical issues that need to address.
Summary of the invention
The object of this invention is to provide the method and system of a kind of server Multi-Host module hot plug, the method for the feature of server Multi-Host module hot plug, can carry out reliable hot plug operations, meets the high maintainable demand of cloud service system.
For solving the problems of the technologies described above, the invention provides the method for a kind of server Multi-Host module hot plug, comprising:
Hot-swapping controller, according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal;
Described host module completes the corresponding backward described hot-swapping controller transmit operation of operation and completes instruction;
Shelf Management Controller all sends described operation by the whether all described host modules of inquiry judging and completes instruction;
If so, then described Shelf Management Controller completes corresponding action by power controller controls power supply.
Wherein, described host module completes the corresponding backward described hot-swapping controller transmit operation of operation and completes instruction, comprising:
When the described hot plug signal that described host module receives is for hot insertion signal, described host module completes the backward described hot-swapping controller transmit operation of the predetermined driving of preparation loading and completes instruction;
When the described hot plug signal that described host module receives be hot drawing go out signal time, described host module completes and removes the backward described hot-swapping controller transmit operation of predetermined loading equipemtn and complete instruction.
Wherein, when described hot-swapping controller is hardware hot-swapping controller, described hot-swapping controller, according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal, comprising:
By signal in place, described hardware hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
Wherein, when described hot-swapping controller is program hot-swapping controller, described hot-swapping controller, according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal, comprising:
By system program, described program hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
Wherein, when described hot-swapping controller be hardware hot-swapping controller and program hot-swapping controller time, described hot-swapping controller, according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal, comprising:
By signal in place, described hardware hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal;
Described program hot-swapping controller is the redundancy of described hardware hot-swapping controller, when described hardware hot-swapping controller breaks down, by system program, described program hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
The invention provides the system of a kind of server Multi-Host module hot plug, comprising:
Hot-swapping controller, for according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal;
Host module, completes instruction for completing the corresponding backward described hot-swapping controller transmit operation of operation;
Shelf Management Controller, completes instruction for all sending described operation by the whether all described host modules of inquiry judging;
If so, the then signal that sends according to described Shelf Management Controller of power-supply controller of electric, controls power supply and completes corresponding action.
Wherein, described host module specifically for:
When the described hot plug signal that described host module receives is for hot insertion signal, described host module completes the backward described hot-swapping controller transmit operation of the predetermined driving of preparation loading and completes instruction;
When the described hot plug signal that described host module receives be hot drawing go out signal time, described host module completes and removes the backward described hot-swapping controller transmit operation of predetermined loading equipemtn and complete instruction.
Wherein, when described hot-swapping controller is hardware hot-swapping controller,
By signal in place, described hardware hot-swapping controller, for according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
Wherein, when described hot-swapping controller is program hot-swapping controller,
By system program, described program hot-swapping controller, for according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
Wherein, when described hot-swapping controller be hardware hot-swapping controller and program hot-swapping controller time,
By signal in place, described hardware hot-swapping controller, for according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal;
Described program hot-swapping controller is the redundancy of described hardware hot-swapping controller, when described hardware hot-swapping controller breaks down, by system program, described program hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
The method and system of server Multi-Host module provided by the present invention hot plug, the method comprises: hot-swapping controller, according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal; Described host module completes the corresponding backward described hot-swapping controller transmit operation of operation and completes instruction; Shelf Management Controller all sends described operation by the whether all described host modules of inquiry judging and completes instruction; If so, then described Shelf Management Controller completes corresponding action by power controller controls power supply;
Because chassis level server each host module general can be expanded by share I O, power supply, storage unit etc., therefore the hot plug operations of single host module can have influence on multiple main frame, therefore, the method, when needs carry out hot plug operations, can notify that each host module operates accordingly, determine each host module be completed hot plug operate accordingly time, last reference mark power module performs and powers on or the action of power-off.Therefore the method for the feature of server Multi-Host module hot plug, can carry out reliable hot plug operations, meets the high maintainable demand of cloud service system.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The process flow diagram of the method for the server Multi-Host module hot plug that Fig. 1 provides for the embodiment of the present invention;
The structured flowchart of the system of the server Multi-Host module hot plug that Fig. 2 provides for the embodiment of the present invention;
The structured flowchart of the system of another server Multi-Host module hot plug that Fig. 3 provides for the embodiment of the present invention;
The structured flowchart of the system of the another server Multi-Host module hot plug that Fig. 4 provides for the embodiment of the present invention;
The structured flowchart of the system of a server Multi-Host module hot plug again that Fig. 5 provides for the embodiment of the present invention.
Embodiment
Core of the present invention is to provide the method and system of a kind of server Multi-Host module hot plug, and the method for the feature of server Multi-Host module hot plug, can carry out reliable hot plug operations, meets the high maintainable demand of cloud service system.
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 1, the process flow diagram of the method for the server Multi-Host module hot plug that Fig. 1 provides for the embodiment of the present invention; The method can comprise:
S100, hot-swapping controller, according to the hot plug signal received, notify that each host module carries out corresponding operation according to described hot plug signal;
Wherein, hot-swapping controller can receive the hot plug signal carrying out hot plug operations, and wherein, described hot plug signal can comprise: heat inserts signal and hot drawing goes out signal.Go out signal for heat insertion signal and hot drawing, the operation that host module carries out is not identical yet; Can be understood as hot broadcast and go out the inverse process that operation is hot update.Concrete condition is as follows:
Each host module, according to the content of concrete hot plug signal, operates accordingly; Optionally, when the described hot plug signal that described host module receives is for hot insertion signal, described host module completes the backward described hot-swapping controller transmit operation of the predetermined driving of preparation loading and completes instruction;
When the described hot plug signal that described host module receives be hot drawing go out signal time, described host module completes and removes the backward described hot-swapping controller transmit operation of predetermined loading equipemtn and complete instruction.
S110, described host module complete the corresponding backward described hot-swapping controller transmit operation of operation and complete instruction;
Wherein, after host module completes corresponding operation, need to notify hot-swapping controller, inform that other has completed the preliminary work of carrying out hot plug operations, hot plug operations can be performed at any time.
S120, Shelf Management Controller all send described operation by the whether all described host modules of inquiry judging and complete instruction;
Wherein, in order to ensure the reliability of hot plug operations, the operation not only needing hot-swapping controller to receive the host module transmission that all needs carry out preparing completes instruction; Here also need whether all have sent operation at each host module corresponding by Shelf Management Controller inquiry and complete instruction, namely whether each host module has all carried out the preparation carrying out hot plug.
S130, if so, then described Shelf Management Controller completes corresponding action by power controller controls power supply.
Wherein, when Shelf Management Controller confirms whether each corresponding host module has all completed preliminary work, by sending corresponding instruction to power-supply controller of electric, power-supply controller of electric is made to perform corresponding action to control power supply.Wherein, when hot plug operations is heat insertion, then power module carries out powering on action, and after it powers on, each host module can load the operations such as associated drives; When hot plug operations be hot broadcast go out time, then power module carries out de-energizing actions, completed hot drawing go out operation.
Wherein, Shelf Management Controller, as the administrative center of chassis level server, coordinates the hot plug operations of whole system.And said method is convenient to the maintenance of server, the expansion of system can be facilitated.
Based on above-described embodiment, the embodiment of the present invention provides the method for server Multi-Host module hot plug, because chassis level server each host module general can be expanded by share I O, power supply, storage unit etc., therefore the hot plug operations of single host module can have influence on multiple main frame, therefore, the method is when needs carry out hot plug operations, can notify that each host module operates accordingly, determine each host module be completed hot plug operate accordingly time, last reference mark power module performs and powers on or the action of power-off.Therefore the method for the feature of server Multi-Host module hot plug, can carry out reliable hot plug operations, meets the high maintainable demand of cloud service system.
Based on above-described embodiment, when described hot-swapping controller is hardware hot-swapping controller, described hot-swapping controller, according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal and can comprise:
By signal in place, described hardware hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
Wherein, if use hardware hot-swapping controller: when system Multi-Host module heat is inserted, by (Present) in place signal, hardware control unit in hardware hot-swapping controller notifies that each host module will carry out hot update, host module carries out the preparation performing hot update, after host module confirmation is ready to, get out instruction to hardware hot-swapping controller.By power-supply controller of electric, power on operation is carried out to hot plug module after Shelf Management Controller and RMC state confirmation, the aft engine module loading that powered on associated drives etc.; When system Multi-Host module needs hot drawing to go out, trigger hot drawing by hot plug button in hardware hot-swapping controller or system command and go out signal, be sent to left and right associated host module, host module removes the relevant equipment loaded, and notifies that hardware hot-swapping controller has removed.Hot-swapping controller waits for that All hosts module completes associative operation, and waits for that RMC carries out power operation to hot plug module after confirming correlation behavior, completes hot drawing and goes out.
Based on above-described embodiment, when described hot-swapping controller is program hot-swapping controller, described hot-swapping controller, according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal and can comprise:
By system program, described program hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
Wherein, program hot-swapping controller is also software hot-plug controller, be operated in the microcontroller of each host module or the system software of CPU, by internet exchanged heat plug relevant information, do unified management by the program hot-swapping controller on RMC, control the operation that hot plug module power-on and power-off complete hot plug events.The class of operation of host module is similar to the process in above-described embodiment.
In order to improve the reliability of system hot plug, when preventing hot-swapping controller from breaking down, affect the normal execution of hot plug operations, here can in conjunction with above-mentioned two embodiments, be provided with hardware hot-swapping controller and program hot-swapping controller, they can redundancy each other simultaneously; Also can arrange one is main hot-swapping controller, and another carries out work when main hot-swapping controller breaks down; Hot plug comprises heat insertion and hot drawing goes out, and RMC, as hot plug control module center cell, reads correlation behavior and also does relevant control.The hardware hot-swapping controller of system and program hot-swapping controller all can complete independently hot plug operations, and configuration is lower usually is preferentially implemented by hardware hot-swapping controller, and RMC searching and managing, program hot-swapping controller does hot plug operations and confirms or do redundancy.Concrete condition is as follows:
Based on above-described embodiment, when described hot-swapping controller be hardware hot-swapping controller and program hot-swapping controller time, described hot-swapping controller, according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal, comprising:
By signal in place, described hardware hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal;
Described program hot-swapping controller is the redundancy of described hardware hot-swapping controller, when described hardware hot-swapping controller breaks down, by system program, described program hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
Based on technique scheme, the method of the server Multi-Host module hot plug that the embodiment of the present invention provides, the hot plug of Multi-Host module needs to coordinate multiple host module coherency operation, all associated host modules just can be carried out after all completing hot plug operations, ensure that the operation of hot plug can not have influence on the normal operation of modules.For Multi-Host hot plug module, built-in hot plug control module, needs to coordinate each host module coherency operation.Hot plug control module comprises hardware hot-swapping controller and program hot-swapping controller.Hardware hot-swapping controller passes through state and the control of hardware signal, responds system hot plug events.Program hot-swapping controller is built in the software systems of modules, by the internet communication between system module, and the responsive state of mutual hot plug events, the hot plug operations of operating system.RMC, as shelf controller, coordinates the hot plug events of whole system.
Embodiments provide the method for server Multi-Host module hot plug, for the feature of server Multi-Host module hot plug, reliable hot plug operations can be carried out.
Be introduced the system of the server Multi-Host module hot plug that the embodiment of the present invention provides below, the system of server Multi-Host module described below hot plug can mutual corresponding reference with the method for above-described server Multi-Host module hot plug.
Please refer to Fig. 2, the structured flowchart of the system of the server Multi-Host module hot plug that Fig. 2 provides for the embodiment of the present invention; This system can comprise:
Hot-swapping controller 100, for according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal;
Host module 200, completes instruction for completing corresponding operation backward described hot-swapping controller 100 transmit operation;
Shelf Management Controller 300, completes instruction for all sending described operation by the whether all described host modules 200 of inquiry judging;
If so, the then signal that sends according to described Shelf Management Controller 300 of power-supply controller of electric 400, controls power supply and completes corresponding action.
Wherein, RMC (RackManagementController) Shelf Management Controller 300: the administrative unit of chassis level server, each system module in management frame.
Power-supply controller of electric 400: power management in the powering on/off of control module, module hot plug operations.
Optionally, described host module 200 specifically for:
When the described hot plug signal that described host module 200 receives is for hot insertion signal, described host module 200 completes the transmit operation of the predetermined driving of preparation loading backward described hot-swapping controller 100 and completes instruction;
When the described hot plug signal that described host module 200 receives be hot drawing go out signal time, described host module 200 completes and removes the transmit operation of predetermined loading equipemtn backward described hot-swapping controller 100 and complete instruction.
Please refer to Fig. 3, when described hot-swapping controller 100 is hardware hot-swapping controller 110,
By signal in place, described hardware hot-swapping controller 110, for according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
Wherein, hardware hot-swapping controller: the hardware management unit that the hot plug of Multi-Host module is arrived, controls the slotting triggering of heat, load/unload management and logic control by hardware logic.
Wherein, hardware hot-swapping controller 110 notifies host module by system bus SMBUSIO, HP_SMBUS, Present.
Please refer to Fig. 4, when described hot-swapping controller 100 is program hot-swapping controller 120,
By system program, described program hot-swapping controller 120, for according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
Wherein, program hot plug logic controller: the software management unit that the hot plug of Multi-Host module is arrived, controls the slotting triggering of heat, load/unload management and logic control by software logic.
Please refer to Fig. 5, when described hot-swapping controller 100 be hardware hot-swapping controller 110 and program hot-swapping controller 120 time,
By signal in place, described hardware hot-swapping controller 110, for according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal;
Described program hot-swapping controller 120 is the redundancy of described hardware hot-swapping controller 110, when described hardware hot-swapping controller 110 breaks down, by system program, described program hot-swapping controller 120, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
Hardware hot-swapping controller and program hot-swapping controller redundancy, realize the high reliability hot plug Managed Solution of Multi-Host module.Meet the high maintainable demand of cloud service system.By software and hardware redundancy control system, for chassis level server provides the hot plug solution of high reliability.
In instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Professional can also recognize further, in conjunction with unit and the algorithm steps of each example of embodiment disclosed herein description, can realize with electronic hardware, computer software or the combination of the two, in order to the interchangeability of hardware and software is clearly described, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any known in random access memory (RAM), internal memory, ROM (read-only memory) (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
Above the method and system of server Multi-Host module provided by the present invention hot plug are described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (10)
1. a method for server Multi-Host module hot plug, is characterized in that, comprising:
Hot-swapping controller, according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal;
Described host module completes the corresponding backward described hot-swapping controller transmit operation of operation and completes instruction;
Shelf Management Controller all sends described operation by the whether all described host modules of inquiry judging and completes instruction;
If so, then described Shelf Management Controller completes corresponding action by power controller controls power supply.
2. the method for claim 1, is characterized in that, described host module completes the corresponding backward described hot-swapping controller transmit operation of operation and completes instruction, comprising:
When the described hot plug signal that described host module receives is for hot insertion signal, described host module completes the backward described hot-swapping controller transmit operation of the predetermined driving of preparation loading and completes instruction;
When the described hot plug signal that described host module receives be hot drawing go out signal time, described host module completes and removes the backward described hot-swapping controller transmit operation of predetermined loading equipemtn and complete instruction.
3. method as claimed in claim 2, it is characterized in that, when described hot-swapping controller is hardware hot-swapping controller, described hot-swapping controller is according to the hot plug signal received, notify that each host module carries out corresponding operation according to described hot plug signal, comprising:
By signal in place, described hardware hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
4. method as claimed in claim 2, it is characterized in that, when described hot-swapping controller is program hot-swapping controller, described hot-swapping controller is according to the hot plug signal received, notify that each host module carries out corresponding operation according to described hot plug signal, comprising:
By system program, described program hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
5. method as claimed in claim 2, it is characterized in that, when described hot-swapping controller be hardware hot-swapping controller and program hot-swapping controller time, described hot-swapping controller is according to the hot plug signal received, notify that each host module carries out corresponding operation according to described hot plug signal, comprising:
By signal in place, described hardware hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal;
Described program hot-swapping controller is the redundancy of described hardware hot-swapping controller, when described hardware hot-swapping controller breaks down, by system program, described program hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
6. a system for server Multi-Host module hot plug, is characterized in that, comprising:
Hot-swapping controller, for according to the hot plug signal received, notifies that each host module carries out corresponding operation according to described hot plug signal;
Host module, completes instruction for completing the corresponding backward described hot-swapping controller transmit operation of operation;
Shelf Management Controller, completes instruction for all sending described operation by the whether all described host modules of inquiry judging;
If so, the then signal that sends according to described Shelf Management Controller of power-supply controller of electric, controls power supply and completes corresponding action.
7. system as claimed in claim 6, is characterized in that, described host module specifically for:
When the described hot plug signal that described host module receives is for hot insertion signal, described host module completes the backward described hot-swapping controller transmit operation of the predetermined driving of preparation loading and completes instruction;
When the described hot plug signal that described host module receives be hot drawing go out signal time, described host module completes and removes the backward described hot-swapping controller transmit operation of predetermined loading equipemtn and complete instruction.
8. system as claimed in claim 7, is characterized in that, when described hot-swapping controller is hardware hot-swapping controller,
By signal in place, described hardware hot-swapping controller, for according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
9. system as claimed in claim 7, is characterized in that, when described hot-swapping controller is program hot-swapping controller,
By system program, described program hot-swapping controller, for according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
10. system as claimed in claim 7, is characterized in that, when described hot-swapping controller be hardware hot-swapping controller and program hot-swapping controller time,
By signal in place, described hardware hot-swapping controller, for according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal;
Described program hot-swapping controller is the redundancy of described hardware hot-swapping controller, when described hardware hot-swapping controller breaks down, by system program, described program hot-swapping controller, according to the hot plug signal received, notifies that host module described in each carries out corresponding operation according to described hot plug signal.
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| CN106055506A (en) * | 2016-05-26 | 2016-10-26 | 浪潮电子信息产业股份有限公司 | Method for improving reliability of hot plug unit of storage server |
| CN107608919A (en) * | 2017-10-12 | 2018-01-19 | 郑州云海信息技术有限公司 | A kind of four road RACK server nodes for supporting multi host |
| CN110069436A (en) * | 2018-01-22 | 2019-07-30 | 纬颖科技服务股份有限公司 | Hot plug control circuit and associated storage servers system |
| WO2022111277A1 (en) * | 2020-11-25 | 2022-06-02 | 中兴通讯股份有限公司 | Hot-plug device information transmission method, computer device and readable medium |
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| CN101034380A (en) * | 2007-04-19 | 2007-09-12 | 杭州华为三康技术有限公司 | Method and device for implementing peripheral element interface accelerate bus inserted card hot-plug |
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| CN106055506A (en) * | 2016-05-26 | 2016-10-26 | 浪潮电子信息产业股份有限公司 | Method for improving reliability of hot plug unit of storage server |
| CN105867560A (en) * | 2016-06-14 | 2016-08-17 | 浪潮(北京)电子信息产业有限公司 | Server and IO (input/output) box thereof |
| CN107608919A (en) * | 2017-10-12 | 2018-01-19 | 郑州云海信息技术有限公司 | A kind of four road RACK server nodes for supporting multi host |
| CN107608919B (en) * | 2017-10-12 | 2020-08-18 | 苏州浪潮智能科技有限公司 | Four-way RACK server node supporting multi-host |
| CN110069436A (en) * | 2018-01-22 | 2019-07-30 | 纬颖科技服务股份有限公司 | Hot plug control circuit and associated storage servers system |
| WO2022111277A1 (en) * | 2020-11-25 | 2022-06-02 | 中兴通讯股份有限公司 | Hot-plug device information transmission method, computer device and readable medium |
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