JP2007058549A - Multi-computer module system, multi-computer module method, and program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily substitute another computer module for a management computer module by a simple hardware configuration. <P>SOLUTION: In occurrence of a failure in a computer module 101 (the management computer module), when a computer module 111 (a temporary management computer module) inputs a failure notification via a failure notification path 301, load information is inputted from the computer modules 111-1n1 via a management information transfer path 400, and an instruction for operating as a management proxy computer module is outputted to a module having a minimum load. The computer module 111 (or one among the computer modules 111-1n1) inputting the instruction for operating as the management proxy computer module operates as the management computer module. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a multi-computer module system, a multi-computer module method, and a program, and more particularly, to a multi-computer module system, a multi-computer module, and a program that can easily perform management computer module substitution with other computer modules.

  An example of a proxy management technique at the time of a conventional failure is described in Patent Document 1. This technique is a proxy management technique in a network management system in which a main sub-manager, a sub-sub-manager, an agent, and the like are connected to a wide area network and a local area network. Specifically, this technique is configured such that when a failure occurs in the main sub-manager, the failure is notified by communication means via the wide area network and the local area network, and the sub-manager is substituted for the main manager. .

JP 2000-181823 A

  The problem of the above-described proxy management technique at the time of failure is that the hardware is too complex to be applied to a multi-computer module including a plurality of computer modules mounted on the back panel.

  The reason is that the computer module is equipped with communication means such as a wide area network and a local area network and has to be configured to communicate via the back panel.

  An object of the present invention is to provide a multi-computer module system, a multi-computer module method, and a program that solve the above problems.

  A first multi-computer module system of the present invention is a multi-computer module system comprising a plurality of computer modules and a back panel on which the computer modules are mounted, and outputs a fault notification from the computer module to the computer module. A management computer module that includes a failure notification path through the back panel and a management information transfer path through the back panel that connects the computer modules, and that manages the entire computer module of the computer modules. When a failure occurs, a temporary management computer module that temporarily executes substitution of the management computer module among the computer modules is failed via the failure notification path. When the notification is input, load information is input from the computer module other than the management computer module via the management information transfer path, and an instruction to operate as a management proxy computer module is output to the computer module with the minimum load, and the management proxy The computer module that has input an instruction to operate as a computer module performs the operation of the management computer module.

  A second multi-computer module system of the present invention is a multi-computer module system comprising a plurality of computer modules and a back panel on which the computer modules are mounted, and outputs a fault notification from the computer module to the computer module. A management computer module comprising a failure notification path via the back panel and a management information transfer path via the back panel for connecting the computer modules, wherein the management computer module executes management of the entire computer module among the computer modules; The management information of the other computer module is taken in via the management information transfer path, stored in an internal management information storage unit, and the management computer module of the computer modules is stored. A temporary management computer module that temporarily executes a surrogate of a module, takes management information from a management information storage unit of the management computer module via the management information transfer path, stores the management information in an internal management information storage unit, and When a failure notification from the management computer module is input via the failure notification path, load information is input from the computer module other than the management computer module via the management information transfer path, and the computer module having the minimum load is managed. An instruction to operate as the management proxy computer module is sent to the computer module determined as the proxy computer module and the management proxy computer via the management information transfer path, and management information from the internal management information storage unit Output and before Computer module, an instruction to operate as the management agent computer module from the temporary management computer module, and, entering the management information, to act for the operation of the management computer module.

  A third multi-computer module system of the present invention is the second multi-computer module system, wherein the computer module includes a main processing unit in which basic software operates, and a management unit that manages the main processing unit. A load calculation unit that calculates a load of the management unit; and a failure processing unit that detects a failure of the management unit or inputs a failure notification, and (a) the management unit of the management computer module includes: The management information of the other computer module is taken in via the management information transfer path, stored in the internal management information storage unit, and sent from the management information storage unit to the temporary management computer module via the management information transfer path. Means for outputting management information; (b) the management unit of the temporary management computer module includes the management information; Means for fetching management information from the management information storage unit of the management computer module via an information transfer path and storing it in the internal management information storage unit, and (c) the failure processing unit of the management computer module is managed by When the failure of the management unit of the computer module is detected or the failure occurrence information of the main processing unit is input from the management unit of the management computer module, the failure notification is sent to the temporary management computer module via the failure notification path. And (d) when the failure processing unit of the temporary management computer module inputs a failure notification from the management computer module via the failure notification path, the management unit of the temporary management computer module Means for outputting, (e) the temporary management computer module The management unit includes means for outputting a load information transfer instruction to the computer module other than the management computer module via the management information transfer path; and (f) the management unit of the computer module transfers the management information transfer And a means for outputting a load calculation instruction to the load calculation unit when a load information transfer instruction is input via a path. (G) when the load calculation unit of the computer module inputs a load calculation instruction, the management unit And (h) when the management unit of the computer module inputs the load information from the load calculation unit via the management information transfer path Means for outputting load information to the temporary management computer module; (i) the temporary management computer module; When the load management information is input through the management information transfer path, the computer module having the smallest load is determined as a management proxy computer module, and is set as the management proxy computer through the management information transfer path. An instruction to operate as the management agent computer module, and means for outputting management information from the management information storage unit inside the computer module; (j) the management unit of the computer module includes the temporary management When an instruction to operate as the management agent computer module and management information are input from the computer module, a means for acting as an agent of the management computer module is included.

  A first multi-computer module method of the present invention includes a plurality of computer modules, a back panel on which the computer modules are mounted, and a failure notification path through the back panel for outputting a failure notification from the computer module to the computer module. And a management information transfer path via the back panel for connecting the computer modules. A multi-computer module method in a multi-computer module system, comprising: managing to perform management of the entire computer module among the computer modules Temporary management computer module that temporarily executes substitution of the management computer module among the computer modules when a failure occurs in the computer module When a failure notification is input via the failure notification path, a procedure for inputting load information from the computer module other than the management computer module via the management information transfer path, and a management proxy computer to the computer module with the minimum load A procedure for outputting an instruction to operate as a module, and a procedure in which the computer module having received an instruction to operate as a management proxy computer module performs the operation of the management computer module.

  The second multi-computer module method of the present invention includes a plurality of computer modules, a back panel on which the computer modules are mounted, and a failure notification path through the back panel for outputting a failure notification from the computer module to the computer module. And a multi-computer module method in a multi-computer module system comprising a management information transfer path via the back panel for connecting the computer modules, wherein the management computer executes management of the entire computer module among the computer modules A module that takes in the management information of the other computer module via the management information transfer path and stores it in an internal management information storage unit; A temporary management computer module that temporarily executes a proxy for the management computer module in the module fetches management information from the management information storage unit of the management computer module via the management information transfer path, and stores internal management information Input the failure information from the management computer module via the failure notification path, the load information from the computer module other than the management computer module via the management information transfer path, A procedure for determining the computer module having the smallest load as a management agent computer module, an instruction to operate the computer module as the management agent computer via the management information transfer path, and an operation as the management agent computer module; A procedure for outputting management information from the internal management information storage unit, an instruction for the computer module to operate as the management agent computer module from the temporary management computer module, and management information; And a procedure for acting as an agent.

  A third multi-computer module method of the present invention includes a main processing unit in which basic software operates, a management unit that manages the main processing unit, a load calculation unit that calculates a load of the management unit, and the management unit A plurality of computer modules each including a failure processing unit that detects a failure or inputs a failure notification; a back panel on which the computer module is mounted; and the back panel that outputs a failure notification from the computer module to the computer module A multi-computer module method in a multi-computer module system comprising a failure notification path via the computer module and a management information transfer path via the back panel for connecting the computer modules, wherein the management unit of the management computer module includes: , The management information transfer The management information of the other computer module is fetched via the path, stored in the management information storage unit inside, and the management information from the management information storage unit is stored in the temporary management computer module via the management information transfer path. A procedure for outputting, and a procedure for the management unit of the temporary management computer module to fetch management information from the management information storage unit of the management computer module via the management information transfer path and store the management information in an internal management information storage unit When the failure processing unit of the management computer module detects a failure of the management unit of the management computer module or inputs failure occurrence information of the main processing unit from the management unit of the management computer module, the failure A fault notification is output to the temporary management computer module via a notification path. A procedure, and when the failure processing unit of the temporary management computer module inputs a failure notification from the management computer module via the failure notification path, a procedure of outputting to the management unit of the temporary management computer module; The management unit of the temporary management computer module outputs a load information transfer instruction to the computer modules other than the management computer module via the management information transfer path, and the management unit of the computer module outputs the management information transfer path When the load information transfer instruction is input via the procedure, the load calculation instruction is output to the load calculation unit, and the load calculation unit of the computer module calculates the load of the management unit when the load calculation instruction is input. Output to the management unit as load information, and the compilation When the management unit of the computer module inputs the load information, a procedure for outputting the load information to the temporary management computer module via the management information transfer path, and the management unit of the temporary management computer module transfers the management information When load information is input through a path, the computer module having the smallest load is determined as a management agent computer module, and the computer module serving as the management agent computer through the management information transfer path is used as the management agent computer module. An instruction to operate, a procedure for outputting management information from the internal management information storage unit, an instruction for the management unit of the computer module to operate as the management agent computer module from the temporary management computer module, and management information The When the force, including the steps of acting the operation of the management computer module.

  The first program of the present invention includes a plurality of computer modules, a back panel on which the computer modules are mounted, a failure notification path through the back panel for outputting a failure notification from the computer module to the computer module, A program for controlling a multi-computer module system comprising a management information transfer path via the back panel for connecting computer modules, wherein the management computer module for managing the entire computer module out of the computer modules is faulty When a failure notification is input via the failure notification path, load information is input from the computer module other than the management computer module via the management information transfer path. A temporary management computer module that temporarily executes a proxy for the management computer module out of the computer modules, and a procedure for outputting an instruction to operate as a management proxy computer module to the computer module with the minimum load, and the management A procedure for acting as an operation of the computer module is executed by the computer module having received an instruction to operate as a management acting computer module.

  The second program of the present invention includes a plurality of computer modules, a back panel on which the computer modules are mounted, a failure notification path through the back panel for outputting a failure notification from the computer module to the computer module, A program for controlling a multi-computer module system comprising a management information transfer path via the back panel for connecting computer modules, and (a) a management computer for managing the entire computer module among the computer modules And (b) executing a procedure for fetching management information of another computer module via the management information transfer path and storing it in an internal management information storage unit, Procedure for fetching management information from the management information storage unit of the management computer module via the management information transfer path and storing the management information in the internal management information storage unit into a temporary management computer module that temporarily executes substitution of the computer module When a failure notification from the management computer module is input via the failure notification path, load information is input from the computer module other than the management computer module via the management information transfer path, and the computer with the minimum load is input. A procedure for determining a module as a management agent computer module, an instruction to operate as the management agent computer module for the computer module as the management agent computer via the management information transfer path, and the internal management And (c) an instruction to operate as the management agent computer module from the temporary management computer module and management information are input to the computer module. A procedure for performing the operation of the computer module is executed.

  A third program according to the present invention includes a main processing unit in which basic software operates, a management unit that manages the main processing unit, a load calculation unit that calculates a load of the management unit, and a failure of the management unit. A plurality of computer modules comprising a failure processing unit for detecting or inputting a failure notification, a back panel on which the computer module is mounted, and a failure notification output from the computer module to the computer module via the back panel A program for controlling a multi-computer module comprising a failure notification path and a management information transfer path via the back panel for connecting the computer modules, and transferring the management information to the management unit of the management computer module Management of other said computer modules via path Information is stored in the internal management information storage unit, the temporary management computer module is caused to execute a procedure for outputting management information from the management information storage unit via the management information transfer path, and the temporary management computer module Causing the management unit of the computer module to execute a procedure of fetching management information from the management information storage unit of the management computer module via the management information transfer path and storing the management information in an internal management information storage unit; Detecting the failure of the management unit of the management computer module or inputting the failure occurrence information of the main processing unit from the management unit of the management computer module to the failure processing unit of the management computer module via the failure notification path A procedure for outputting a fault notification to the temporary management computer module is executed, and the temporary management When a failure notification from the management computer module is input to the failure processing unit of the computer module via the failure notification path, a procedure for outputting to the management unit of the temporary management computer module is executed, and the temporary management computer module The management unit of the computer module executes a procedure for outputting a load information transfer instruction to the computer module other than the management computer module via the management information transfer path, and causes the management unit of the computer module to execute the management information transfer path. When a load information transfer instruction is input via the computer, the load calculation unit is caused to execute a procedure for outputting a load calculation instruction. When the load calculation instruction is input to the load calculation unit of the computer module, the load of the management unit is Calculate and output the load information to the management unit When the load information is input to the management unit of the computer module, a procedure for outputting the load information to the temporary management computer module via the management information transfer path is executed, and the management of the temporary management computer module is performed. When the load information is input to the management module via the management information transfer path, the computer module having the smallest load is determined as a management proxy computer module, and the computer module serving as the management proxy computer is determined via the management information transfer path. An instruction to operate as the management agent computer module and a procedure for outputting management information from the internal management information storage unit, and the management unit of the computer module receives the management agent from the temporary management computer module. Computer module Instructions operating as Le, entering management information, to execute the steps of acting the operation of the management computer module.

  An advantage of the present invention is that a management computer module can be substituted in a multi-computer module system with a simple hardware configuration.

  The reason is that the computer module does not depend on a communication means such as a wide area network or a local area network, but notifies a failure by using a failure notification path via the back panel and a management information transfer path via the back panel. This is because instructions are given.

  Next, the best mode for carrying out the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a block diagram showing a configuration of a multi-module system according to the best mode for carrying out the present invention.

  Referring to FIG. 1, a multi-module system according to the best mode for carrying out the present invention includes a computer module 101, a computer module 111,..., A computer module 1n1, and a back panel 200 on which the computer module 101 to the computer module 1n1 are mounted. Including. The computer module 101, the computer module 111,..., The computer module 1n1 include a management information storage unit 102, a management information storage unit 112,.

  Furthermore, the multi-module system sends a failure notification from the computer module 101 to the computer module 101 to the computer module 1n1 through the failure notification path 301 through which the failure notification is output, and from the computer module 111 to the computer module 101 to the computer module 1n1. A failure notification path 311 through the back panel 200 to be output includes a failure notification path 3n1 through the back panel 200 to output a failure notification from the computer module 1n1 to the computer modules 101 to 1n1.

  Further, the multi-module system includes a management information transfer path 400 via the back panel 200 connecting the computer modules 101 to 1n1.

  Among the computer modules 101 to 1n1, management computer modules that execute management of the entire computer modules 101 to 1n1 are defined in advance. For example, the management computer module is installed in the youngest slot of the back panel 200. In addition, a temporary management computer module is defined. For example, the temporary management computer module is installed in the second lowest slot of the back panel 200.

  Next, the operation of the best mode multi-module system for carrying out the present invention will be described.

  Hereinafter, a case where the computer module 101 is a management computer module and the computer module 111 is a temporary management computer module will be described.

  The computer module 101 (management computer module), for example, takes management information of the computer modules 111 to 1n1 via the management information transfer path 400 at the time of activation, and stores it in the management information storage unit 102. Management information of the computer module 101 itself is stored in the management information storage unit 102 via an internal path.

  A computer module 111 (temporary management computer module) that temporarily executes the management computer module takes in the management information from the management information storage unit 102 of the computer module 101 via the management information transfer path 400, and the management information storage unit 112. To store.

  When the computer module 111 (temporary management computer module) inputs a failure notification from the computer module 101 (management computer module) via the failure notification path 301, the computer modules 111 other than the computer module 101 via the management information transfer path 400. Load information is input from the computer module 1n1, and the one with the smallest load is determined as a management proxy computer module (assumed to be the computer module 1n1).

  Next, the computer module 111 (temporary management computer module) outputs an instruction to operate as a management proxy computer module to the computer module 1n1 which is a management proxy computer via the management information transfer path 400.

  Next, when the computer module 1n1 (management proxy computer) inputs an instruction to operate as a management proxy computer module from the computer module 111 (temporary management computer module), the management computer module operates as a proxy.

  Next, a first embodiment of the present invention will be described in detail with reference to the drawings.

  FIG. 2 is a block diagram showing the configuration of the first embodiment of the present invention.

  Referring to FIG. 2, the computer module 101 of the multi-module system according to the first embodiment of the present invention includes a main processing unit 106 that operates basic software, a management unit 103 that manages the main processing unit 106, and management information. A storage unit 102, a load calculation unit 104 that calculates the load of the management unit 103, and a failure processing unit 105 that detects a failure of the management unit 103 and inputs and outputs a failure notification.

  Similarly, the computer module 111 (computer module 121,..., Computer module 1n1) includes a main processing unit 116 (main processing unit 126,..., Main processing unit 1n6) on which basic software operates, and a main processing unit 116 (main processing). , Management unit 113 (management unit 123,..., Management unit 1n3) such as a service processor, and management information storage unit 112 (management information storage unit 122,..., Management information) Storage unit 1n2), a load calculation unit 114 (load calculation unit 124,..., Load calculation unit 1n4) that calculates the load of the management unit 113 (management unit 123,..., Management unit 1n3), and management unit 113 (management unit) 123,..., The management unit 1n3) and a failure processing unit 115 (failure processing unit 125,..., Failure processing unit 1n5) that inputs and outputs a failure notification Including.

  In addition, there is a failure notification path 321 through the back panel 200 that outputs a failure notification from the computer module 121 to the other computer modules 101 to 1n1.

  The management information transfer path 400 can be configured as a serial bus.

  The main processing unit 106, the main processing unit 116,..., And the main processing unit 1n6 have connection paths, but are omitted because they are not important for the present invention.

  Next, the operation of the multi-module system according to the first embodiment of the present invention will be described with reference to the drawings.

  3, 4 and 5 are flowcharts showing the operation of the multi-module system of the first embodiment of the present invention.

  Referring to FIG. 3, when the power is turned on, the management unit 103 of the computer module 101 (management computer module) transfers management information (for example, internal temperature) to the computer module 111 to the computer module 1 n 1 via the management information transfer path 400. , Processor configuration, memory configuration, network setting, etc.), a transfer request is output (step S1 in FIG. 3).

  The management unit 113 (..., Management unit 1 n3) of the computer module 111 (..., Computer module 1 n 1) extracts management information from the main processing unit 116 (..., Main processing unit 1 n 6), and manages the management information storage unit 112 (. The information is stored in the information storage unit 1n2 (step S2). Next, the management unit 113 (..., Management unit 1n3) extracts the management information from the management information storage unit 112 (..., Management information storage unit 1n2) and outputs it to the computer module via the management information transfer path 400 ( Step S3).

  The management unit 103 of the computer module 101 takes management information from the management information storage unit 112 (..., Management information storage unit 1n2) via the management information transfer path 400 and stores it in the management information storage unit 102 (step S4). . Next, the management unit 103 extracts the management information from the management information storage unit 102, and outputs the management information to the computer module 111 (temporary management computer module) via the management information transfer path 400 (step S5).

  Next, the management unit 113 of the computer module 111 (temporary management computer module) takes in the management information via the management information transfer path 400 and stores it in the management information storage unit 112 (step S6).

  When the failure processing unit 105 of the computer module 101 detects a failure of the management unit 103 or inputs failure occurrence information of the main processing unit 106 from the management unit 103 (step S7 / YES in FIG. 4), the failure notification path 301 is set. Through the computer module 111 (step S8). Here, not all failures can be targeted, and certain types of failures (for example, processing cannot be continued) can be targeted. Further, the failure notification can be made with a 1-bit signal by setting the signal level to high (low) if the signal level is normally low (high).

  The failure processing unit 115 of the computer module 111 (temporary management computer module) inputs the failure notification from the computer module 101 via the failure notification path 301 (step S9) and outputs it to the management unit 113 (step S10).

  When the failure notification is input, the management unit 113 outputs a load information transfer instruction to the computer module 101 and the computer modules 121 to 1n1 other than itself via the management information transfer path 400 (step S11). Here, the management unit 113 outputs a load calculation instruction to the load calculation unit 114 (step S12).

  When the management unit 123 (..., management unit 1n3) of the computer module 121 (..., computer module 1n1) inputs a load information transfer instruction via the management information transfer path 400, the load calculation unit 124 (..., load calculation unit 1n4). ) To output a load calculation instruction (step S13).

  When the load calculation unit 124 (..., The load calculation unit 1n4) inputs a load calculation instruction, the load calculation unit 124 (..., The management unit 1n3) calculates the load of the management unit 123 (. (Step S14). When the load calculation unit 114 receives a load calculation instruction, the load calculation unit 114 calculates the load of the management unit 113 and outputs the load information to the management unit 113 (step S15).

  When the load information is input from the load calculation unit 124 (..., The load calculation unit 1 n 4), the management unit 123 (..., Management unit 1 n 3) outputs the load information to the computer module 111 via the management information transfer path 400 (step S16).

  When the management unit 113 of the computer module 111 receives the load information from the computer module 121 (..., The computer module 1n1) and the load information from the load calculation unit 114, the management unit 113 has the smallest load among the computer modules 111 to 1n1. A thing is extracted and determined as a management proxy computer module (for example, computer module 1n1) (step S17 in FIG. 5).

  For example, the load can be the operating rate of the processor built in the management unit 113 (..., Management unit 1n3). For example, the management unit 113 (..., Management unit 1n3) outputs an operating signal indicating that it is operating, and the load calculation unit 114 (..., Load calculation unit 1n4) inputs the operating signal and calculates the operating rate. To do. The processor of the management unit 113 (..., Management unit 1n3) has a high load due to log collection processing from the user.

  Next, if the management proxy computer module is itself (computer module 111) (step S18 / YES), the management unit 113 performs the operation of the management computer module thereafter (step S19). ).

  If the management proxy computer module is not itself (step S18 / NO), the management unit 113 retrieves the management information from the management information storage unit 112 (step S20). Next, the management unit 113 outputs, to the computer module 1n1 (management proxy computer module) via the management information transfer path 400, a management proxy instruction indicating that it operates as a management proxy computer module, and management information (step S1). S21).

  When the management unit 1n3 of the computer module 1n1 (management proxy computer module) inputs a management proxy instruction and management information via the management information transfer path 400 (step S22), the management computer module operates thereafter (step S22). Step S23).

  When a failure occurs in the management proxy computer module, it is possible to substitute the management proxy computer module with another computer module one after another.

  As described above, when the management computer module fails, by using the management information transfer path 400 and the failure notification paths 301 to 3n1, the management computer module can be easily replaced by another computer module mounted on the back panel 200. There is an effect that can be implemented.

  In addition, since it is not necessary to provide a management computer having a different configuration, there is an effect that the system configuration is easy.

  Next, a second embodiment of the present invention will be described with reference to the drawings.

  The configuration of the second embodiment of the present invention is the same as the configuration of the first embodiment (FIG. 2), but the load of the management computer module (computer module 101) has a threshold value even when a failure has not occurred. If exceeded, the management computer module will be substituted.

  Next, the operation of the second embodiment of the present invention will be described.

  The load calculation unit 104 notifies the management unit 103 when the load on the management unit 103 exceeds a preset threshold. The management unit 103 outputs a substitute processing start instruction to the computer module 111 (temporary management computer module).

  The management unit 113 of the computer module 111 receives load information from the computer module 111 (..., The computer module 1n1) via the management information transfer path 400 when the proxy processing start instruction is input. Hereinafter, the operation is the same as that of the first embodiment (same as after step S11 in FIG. 4), and among the computer modules 101 to 1n1, the one with the smallest load operates as a management proxy computer module. In this case, the computer module 101 may be a management proxy computer module.

  Since the proxy process is performed regardless of the failure, there is an effect that the load can be made uniform efficiently.

  Next, a third embodiment of the present invention will be described with reference to the drawings.

  FIG. 6 is a block diagram showing the configuration of the third embodiment of the present invention.

  Referring to FIG. 6, the difference from the first and second embodiments is not divided into a management unit 103 (..., management unit 1n3) and a main processing unit 106 (..., main processing unit 1n6). , And main processing / management unit 107 (main processing / management unit 117, main processing / management unit 127,..., Main processing / management unit 1n7).

  Therefore, the load of the main processing / management unit 107 (..., The main processing / management unit 1n7) is calculated. Other operations are the same as those in the first and second embodiments.

  Since it is integrated into the main processing / management unit 107 (..., The main processing / management unit 1n7), there is an effect that the load due to the operation of the basic software is also reflected.

  Further, the control of the first to third embodiments can be executed by firmware by providing a control store on the computer modules 101 to 1n1.

The block diagram which shows the structure of the multi-module system of the best form for implementing this invention. The block diagram which shows the structure of the 1st Example of this invention. The flowchart which shows operation | movement of the multi-module system of 1st Example of this invention. The flowchart which shows operation | movement of the multi-module system of 1st Example of this invention. The flowchart which shows operation | movement of the multi-module system of 1st Example of this invention. The block diagram which shows the structure of the 3rd Example of this invention.

Explanation of symbols

101 Computer Module 102 Management Information Storage Unit 103 Management Unit 104 Load Calculation Unit 105 Fault Processing Unit 106 Main Processing Unit 107 Main Processing / Management Unit 111 Computer Module 112 Management Information Storage Unit 113 Management Unit 114 Load Calculation Unit 115 Fault Processing Unit 116 Main Processing unit 117 Main processing / management unit 121 Computer module 122 Management information storage unit 123 Management unit 124 Load calculation unit 125 Fault processing unit 126 Main processing unit 127 Main processing / management unit 1n1 Computer module 1n2 Management information storage unit 1n3 Management unit 1n4 Load Calculation unit 1n5 Failure processing unit 1n6 Main processing unit 1n7 Main processing / management unit 200 Back panel 301 Failure notification path 311 Failure notification path 321 Failure notification path 3n1 Failure notification path 400 Management information transfer path

Claims (9)

A multi-computer module system comprising a plurality of computer modules and a back panel for mounting the computer modules,
A failure notification path through the back panel for outputting a failure notification from the computer module to the computer module, and a management information transfer path through the back panel for connecting the computer modules;
When a failure occurs in a management computer module that executes management of the entire computer module among the computer modules,
When the temporary management computer module that temporarily performs the substitution of the management computer module among the computer modules inputs a failure notification via the failure notification path, the temporary management computer module other than the management computer module via the management information transfer path The load information is input from the computer module, and an instruction to operate as a management proxy computer module is output to the computer module with the minimum load,
A multi-computer module system, wherein the computer module that receives an instruction to operate as a management proxy computer module performs the management computer module operation as a proxy. A multi-computer module system comprising a plurality of computer modules and a back panel for mounting the computer modules,
A failure notification path through the back panel for outputting a failure notification from the computer module to the computer module, and a management information transfer path through the back panel for connecting the computer modules;
A management computer module that executes management of the entire computer module among the computer modules takes management information of the other computer modules through the management information transfer path, and stores it in an internal management information storage unit.
Among the computer modules, a temporary management computer module that temporarily executes substitution of the management computer module takes management information from the management information storage unit of the management computer module via the management information transfer path, and manages internal management. When storing a failure notification from the management computer module via the failure notification path, storing load information from the computer module other than the management computer module via the management information transfer path, The computer module having the smallest load is determined as a management agent computer module, and the computer module that is the management agent computer via the management information transfer path is instructed to operate as the management agent computer module; and Outputs management information from the management information storage portion inside,
When the computer module inputs an instruction to operate as the management agent computer module from the temporary management computer module and management information, the operation of the management computer module is performed.
A multi-computer module system. The computer module detects a failure of the management unit, a main processing unit in which basic software operates, a management unit that manages the main processing unit, a load calculation unit that calculates a load of the management unit, or A failure processing unit for inputting a failure notification,
(A) The management unit of the management computer module captures management information of another computer module via the management information transfer path, stores it in the management information storage unit inside, and stores the management information in the temporary management computer module Means for outputting management information from the management information storage unit via a management information transfer path,
(B) The management unit of the temporary management computer module includes means for fetching management information from the management information storage unit of the management computer module via the management information transfer path and storing the management information in an internal management information storage unit ,
(C) When the failure processing unit of the management computer module detects a failure of the management unit of the management computer module or inputs failure occurrence information of the main processing unit from the management unit of the management computer module, Means for outputting a failure notification to the temporary management computer module via a failure notification path;
(D) when the failure processing unit of the temporary management computer module receives a failure notification from the management computer module via the failure notification path, and includes means for outputting to the management unit of the temporary management computer module;
(E) the management unit of the temporary management computer module includes means for outputting a load information transfer instruction to the computer module other than the management computer module via the management information transfer path;
(F) means for outputting a load calculation instruction to the load calculation unit when the management unit of the computer module inputs a load information transfer instruction via the management information transfer path;
(G) The load calculation unit of the computer module includes a unit that calculates a load of the management unit and outputs the load information to the management unit when a load calculation instruction is input,
(H) the management unit of the computer module includes means for outputting load information to the temporary management computer module via the management information transfer path when the load information is input from the load calculation unit;
(I) When the management unit of the temporary management computer module inputs load information via the management information transfer path, the computer module having the smallest load is determined as a management proxy computer module, and the management information transfer path The computer module as the management agent computer includes an instruction to operate as the management agent computer module, and means for outputting management information from the internal management information storage unit,
(J) The management unit of the computer module includes means for acting as an operation of the management computer module when an instruction to operate as the management proxy computer module or management information is input from the temporary management computer module.
The multi-computer module system according to claim 5. A plurality of computer modules; a back panel on which the computer modules are mounted; a failure notification path through the back panel for outputting a failure notification from the computer module to the computer module; and the back panel connecting between the computer modules A multi-computer module method in a multi-computer module system comprising a management information transfer path via
When a failure occurs in a management computer module that executes management of the entire computer module among the computer modules,
When the temporary management computer module that temporarily performs the substitution of the management computer module among the computer modules inputs a failure notification via the failure notification path, the temporary management computer module other than the management computer module via the management information transfer path A procedure for inputting load information from the computer module; a procedure for outputting an instruction to operate as a management proxy computer module to the computer module with the minimum load;
A multi-computer module method characterized in that the computer module that has received an instruction to operate as a management proxy computer module includes a procedure for proxying the operation of the management computer module. A plurality of computer modules; a back panel on which the computer modules are mounted; a failure notification path through the back panel for outputting a failure notification from the computer module to the computer module; and the back panel connecting between the computer modules A multi-computer module method in a multi-computer module system comprising a management information transfer path via
A management computer module that performs management of the entire computer module among the computer modules, takes in management information of the other computer module via the management information transfer path, and stores it in an internal management information storage unit;
Among the computer modules, a temporary management computer module that temporarily executes substitution of the management computer module takes management information from the management information storage unit of the management computer module via the management information transfer path, and manages internal management. When a failure notification from the management computer module is input via the failure notification path and a procedure for storing in the information storage unit, load information is input from the computer module other than the management computer module via the management information transfer path Then, a procedure for determining the computer module with the smallest load as a management agent computer module, and the computer module serving as the management agent computer via the management information transfer path are operated as the management agent computer module. Instruction to, and a procedure for outputting management information from the management information storage portion inside,
When the computer module inputs an instruction to operate as the management proxy computer module from the temporary management computer module, and management information, a procedure for proxying the operation of the management computer module;
A multi-computer module method comprising: A main processing unit in which basic software operates, a management unit that manages the main processing unit, a load calculation unit that calculates a load on the management unit, and detects a failure in the management unit or inputs a failure notification A plurality of computer modules comprising a failure processing unit; a back panel on which the computer module is mounted; a failure notification path through the back panel for outputting a failure notification from the computer module to the computer module; and between the computer modules A multi-computer module method in a multi-computer module system comprising a management information transfer path through the back panel for connecting
The management unit of the management computer module captures management information of another computer module via the management information transfer path, stores it in the internal management information storage unit, and transfers the management information to the temporary management computer module A procedure for outputting management information from the management information storage unit via a path;
The management unit of the temporary management computer module takes in management information from the management information storage unit of the management computer module via the management information transfer path, and stores the management information in an internal management information storage unit;
When the failure processing unit of the management computer module detects a failure of the management unit of the management computer module or inputs failure occurrence information of the main processing unit from the management unit of the management computer module, the failure notification path Outputting a fault notification to the temporary management computer module via
When the failure processing unit of the temporary management computer module inputs a failure notification from the management computer module via the failure notification path, a procedure for outputting to the management unit of the temporary management computer module;
The management unit of the temporary management computer module outputs a load information transfer instruction to the computer module other than the management computer module via the management information transfer path,
When the management unit of the computer module inputs a load information transfer instruction via the management information transfer path, a procedure for outputting a load calculation instruction to the load calculation unit;
When the load calculation unit of the computer module inputs a load calculation instruction, the load of the management unit is calculated and output to the management unit as load information;
When the management unit of the computer module inputs load information, a procedure for outputting the load information to the temporary management computer module via the management information transfer path;
When the management unit of the temporary management computer module inputs load information via the management information transfer path, the computer module having the smallest load is determined as a management proxy computer module, and the management information is transferred via the management information transfer path. An instruction to operate as the management proxy computer module, and a procedure for outputting management information from the internal management information storage unit to the computer module as the proxy computer;
When the management unit of the computer module inputs an instruction to operate as the management proxy computer module from the temporary management computer module, management information, a procedure for proxying the operation of the management computer module;
A multi-computer module method comprising: A plurality of computer modules; a back panel on which the computer modules are mounted; a failure notification path through the back panel for outputting a failure notification from the computer module to the computer module; and the back panel connecting between the computer modules A program for controlling a multi-computer module system comprising a management information transfer path via
When a failure occurs in a management computer module that executes management of the entire computer module among the computer modules,
When a failure notification is input via the failure notification path, a procedure for inputting load information from the computer module other than the management computer module via the management information transfer path, and a management proxy computer module for the computer module with the minimum load A temporary management computer module that temporarily executes a substitute for the management computer module among the computer modules is executed,
Causing the computer module that has input an instruction to operate as the management agent computer module to execute the procedure to perform the operation of the management computer module;
A program characterized by that. A plurality of computer modules; a back panel on which the computer modules are mounted; a failure notification path through the back panel for outputting a failure notification from the computer module to the computer module; and the back panel connecting between the computer modules A program for controlling a multi-computer module system comprising a management information transfer path via
(A) The management information of another computer module is fetched into the management computer module that executes management of the entire computer module among the computer modules through the management information transfer path, and is stored in the internal management information storage unit. Let the procedure run,
(B) fetching management information from the management information storage unit of the management computer module via the management information transfer path into a temporary management computer module that temporarily executes substitution of the management computer module among the computer modules; When a procedure for storing in an internal management information storage unit and a failure notification from the management computer module are input via the failure notification path, a load is applied from the computer module other than the management computer module via the management information transfer path. A procedure for inputting information and determining the computer module having the smallest load as a management agent computer module; and for the computer module serving as the management agent computer via the management information transfer path, the management agent computer module Instructions operating as, and to execute the steps of outputting the management information from the management information storage portion inside,
(C) causing the computer module to execute an operation to act as the management computer module when an instruction to operate as the management agent computer module and management information are input from the temporary management computer module;
A program characterized by that. A main processing unit in which basic software operates, a management unit that manages the main processing unit, a load calculation unit that calculates a load on the management unit, and detects a failure in the management unit or inputs a failure notification A plurality of computer modules comprising a failure processing unit; a back panel on which the computer module is mounted; a failure notification path through the back panel for outputting a failure notification from the computer module to the computer module; and between the computer modules A program for controlling a multi-computer module comprising a management information transfer path via the back panel for connecting
The management information of another computer module is taken into the management unit of the management computer module via the management information transfer path, stored in the internal management information storage unit, and the management information is stored in the temporary management computer module. Executing a procedure for outputting management information from the management information storage unit via a transfer path;
Causing the management unit of the temporary management computer module to take in management information from the management information storage unit of the management computer module via the management information transfer path and execute a procedure for storing the management information in an internal management information storage unit;
When the failure processing unit of the management computer module detects a failure of the management unit of the management computer module or inputs failure occurrence information of the main processing unit from the management unit of the management computer module, the failure notification path Through which a procedure for outputting a fault notification to the temporary management computer module is executed,
When a failure notification from the management computer module is input to the failure processing unit of the temporary management computer module via the failure notification path, a procedure for outputting to the management unit of the temporary management computer module is executed.
Causing the management unit of the temporary management computer module to execute a procedure of outputting a load information transfer instruction to the computer module other than the management computer module via the management information transfer path;
When a load information transfer instruction is input to the management unit of the computer module via the management information transfer path, a procedure for outputting a load calculation instruction to the load calculation unit is executed.
When a load calculation instruction is input to the load calculation unit of the computer module, the load of the management unit is calculated, and a procedure of outputting to the management unit as load information is executed.
When load information is input to the management unit of the computer module, a procedure for outputting load information to the temporary management computer module via the management information transfer path is executed.
When load information is input to the management unit of the temporary management computer module via the management information transfer path, the computer module having the smallest load is determined as a management proxy computer module, and the management information is transferred via the management information transfer path. Instructing the computer module as a substitute computer to execute an instruction to operate as the management substitute computer module and a procedure for outputting management information from the management information storage unit inside,
When the management unit of the computer module inputs an instruction or management information to operate as the management proxy computer module from the temporary management computer module, a procedure for proxying the operation of the management computer module is executed.
A program characterized by that.

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