WO2003034191A1 - Processeur d'informations, procede de recuperation et programme de recuperation - Google Patents

Processeur d'informations, procede de recuperation et programme de recuperation Download PDF

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Publication number
WO2003034191A1
WO2003034191A1 PCT/JP2001/008848 JP0108848W WO03034191A1 WO 2003034191 A1 WO2003034191 A1 WO 2003034191A1 JP 0108848 W JP0108848 W JP 0108848W WO 03034191 A1 WO03034191 A1 WO 03034191A1
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WO
WIPO (PCT)
Prior art keywords
timing
data
state
setting
storage
Prior art date
Application number
PCT/JP2001/008848
Other languages
English (en)
Japanese (ja)
Inventor
Airi Hirata
Atsushi Kudoh
Haruhisa Sakuma
Original Assignee
Fujitsu Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Limited filed Critical Fujitsu Limited
Priority to PCT/JP2001/008848 priority Critical patent/WO2003034191A1/fr
Publication of WO2003034191A1 publication Critical patent/WO2003034191A1/fr

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/24—Resetting means

Definitions

  • the present invention relates to an information processing apparatus, a restoring method, and a restoring program for restoring an apparatus to a predetermined state, and in particular, information that can arbitrarily restore the state of the apparatus by saving the state of the apparatus at an arbitrary timing.
  • the present invention relates to a processing device, a restoration method, and a restoration program. Background art
  • ACP Advanced Configuration and Power Interface
  • Japanese Patent Application Publication No. 04-57010 discloses a method of backing up data stored on a hard disk. According to this method, it is possible to restore the data stored on the hard disk in the event of any failure or abnormality. However, since the data before being saved on the hard disk, that is, the data existing in the main memory, is not saved, for example, when an error occurs while editing data such as a document file and the system is restarted, the data may not be saved. — According to the method described in Japanese Patent Publication No. 5 07 0 15, the backed up contents are saved, but the data in the main memory that was edited immediately before backup, such as document files, cannot be restored. Furthermore, it cannot satisfy the user's desire to arbitrarily restore the past state.
  • the present invention has been made to solve such a problem, and when an error has occurred in a device, the data or system state edited immediately before the error occurred can be restored. It is another object of the present invention to provide an information processing apparatus, a restoring method, and a restoring program that can arbitrarily restore a past system state. Disclosure of the invention
  • the present invention is characterized by using timing instruction means for instructing a predetermined timing, storage means for storing data that determines the state of the device at the timing instructed by the timing instruction means, and data stored in the storage means
  • the present invention also provides an information processing apparatus comprising: setting means for setting the apparatus to the state at the timing and restoring the apparatus.
  • the timing instruction means is constituted by a CPU and a timer operated by 0S or ⁇ S
  • the storage means is constituted by a storage device or a storage memory
  • the setting means is constituted by an OS or It consists of a CPU that runs on the OS.
  • the data stored in the storage means includes a hardware context of the apparatus and contents of a main memory. According to such a configuration, not only the data stored on the hard disk but also the data (memory contents) before being stored on the hard disk can be stored. However, the contents of the memory need not be lost.
  • the timing instruction means includes a timer, and instructs the predetermined timing at regular time intervals.
  • the storage process can be performed at an hourly or weekly timing, for example, so that the user who wishes to periodically save the data becomes more convenient.
  • the timing instruction means includes a timer, and instructs the predetermined timing at a predetermined time. According to such a configuration, data can be saved at the set date and time, so that it is possible to avoid omission of saving, and it is possible to reliably save data and restore the device.
  • the timing instructing unit instructs the predetermined timing when the CPU of the apparatus is idle. According to such a configuration, the load on the device in the storage processing is reduced, and the usability of the device for the user is improved.
  • the timing instruction means instructs the predetermined timing based on a predetermined operation.
  • the environment (condition) State) can be saved at the best timing, so that the saving process can be executed with high user satisfaction.
  • the predetermined operation corresponds to a specific operation by the user, such as pressing a predetermined key while using the device.
  • the timing instruction means includes timing setting means for setting the predetermined timing in advance.
  • the storage process can be executed with a high degree of freedom for the user.
  • the timing setting means is constituted by an OS or a CPU operated by the OS, displays a predetermined setting input screen (system saving setting window), and allows the user to input the setting of the saving timing. Is possible.
  • the storage unit stores data that defines a state of the device corresponding to each of a plurality of timings that are chronologically instructed by the timing instructing unit.
  • the means selects data at any timing from among the data stored in the storage means, and sets the apparatus using the selected data.
  • the environment of the apparatus can be arbitrarily restored to the past state according to the user's preference.
  • the selection unit performs restoration using the data selected in the system restoration selection window.
  • the information processing apparatus may include a storage unit configured to store a predetermined parameter relating to an operation state of the apparatus, and an abnormality occurring in the apparatus based on the parameters stored in the storage unit.
  • Determining means for determining whether an abnormality has occurred in the device when the determining means determines that an abnormality has occurred in the device, storing the information in the storage device at a timing before the abnormality occurs in the device.
  • the apparatus is set to a state before the occurrence of an abnormality by using the obtained data.
  • the device when it is determined that an error has occurred in the device, the device can be restored to the state before the occurrence of the error, so that the user can use the device with high reliability.
  • the predetermined parameter corresponds to a system status flag
  • the determining means is determined by the OS or a CPU operated by the OS. Be composed. '
  • the present invention relates to a restoration method for restoring an apparatus to a predetermined state, comprising: a timing instruction step for instructing a predetermined evening, and data for determining a state of the apparatus at the timing instructed by the timing instruction step.
  • the storing step data that defines a state of the device corresponding to each of a plurality of timings indicated in time series by the timing instruction step is stored, and the setting step is performed. Then, among the data stored in the storing step, data at any timing is selected, and the apparatus is set using the selected data.
  • a storage step of storing a predetermined parameter relating to an operation state of the apparatus, and an abnormality occurs in the apparatus based on the parameter stored in the storage unit.
  • the present invention also provides a program for causing a computer to execute the above-described method. If such a program is stored in a computer, a reliable restoration process can be realized.
  • the present invention further provides a reading means for reading the data from a storage means for storing data for determining a state of the apparatus at a predetermined timing, and using the data read by the reading means to perform the timing of the apparatus.
  • An information processing apparatus comprising a setting means for setting to a state in. According to such a configuration, the restoration process can be easily performed even when the device to be saved and the device to be restored are different devices. For example, data that determines the status of the first device Can be saved, and the second device different from the first device can be restored to the state of the first device at the saved timing by using the saved data.
  • the storage means is a portable storage medium and the data that determines the state of the apparatus at a predetermined timing is stored in the portable storage medium, a failure occurs in the apparatus to be restored and restoration cannot be performed. In this case, it is possible to connect the portable storage medium to another device, easily read data from the portable storage medium, and reproduce an environment at a desired timing.
  • the present invention also relates to a restoring method for restoring an apparatus to a predetermined state, comprising: a step of reading out a data that determines a state of the apparatus at a predetermined timing from a storage device; Setting the device to the state at the timing using the output data.
  • the present invention relates to a restoring program for restoring an apparatus to a predetermined state, comprising: a reading step of reading data that determines the state of the apparatus at a predetermined timing from a storage device; And a setting step of setting the device to the state at the timing using the data thus obtained.
  • FIG. 1 is a block diagram conceptually showing a hardware configuration of a convenience store having a restoration function according to the first and second embodiments.
  • FIG. 2 is a diagram showing an example of a system save setting window.
  • FIG. 3 is a flow chart showing a flow of a process of storing the system restoration data in the storage device.
  • FIG. 4 is a diagram showing a flow of processing for a flag for detecting whether or not an abnormality has occurred in a computer at the time of startup.
  • FIG. 5 is a flowchart showing details of the restoration processing in the first embodiment.
  • FIG. 6 is a flowchart showing details of the restoration processing in the second embodiment. You.
  • FIG. 7 is a diagram showing an example of a system restoration selection window.
  • FIG. 8 is a block diagram conceptually showing an eighty-one duer configuration of a computer having a restoration function according to the third embodiment.
  • the memory contents and the hardware / context are stored in a storage device such as a magnetic disk at a fixed time or at an arbitrary time, either singly or a plurality of times, so that an unexpected application error, system stop, In the event of data loss due to a sudden power failure, etc., it has a function to restore the system to the normal state before the occurrence of the abnormality by using the saved memory contents and the 81st hardware context (hereinafter, system restoration data) 2 shows an example of a computer.
  • system restoration data 2 shows an example of a computer.
  • a restoration function including the storage processing
  • FIG. 1 is a block diagram conceptually showing a hardware configuration of a computer having the above-mentioned restoration function.
  • a computer 1 is provided with a CPU 10 and a (main) memory 13, which are controlled by a CPU memory controller 11. Further, a timer 14 is connected to the CPU 10, and an IZO controller 12 is connected to the CPU / memory controller 11.
  • the I / O controller 12 is a non-volatile memory (such as CMOS) or a magnetic disk for storing various IZO devices 15 and a system status flag 26 indicating the operating status of the computer 1.
  • Storage device 16 for storing the system restoration data 27 of the computer 1 and transfer the data of each connected device to the CPU 10 and the memory 13 .
  • the system restoration data 27 includes management information 27a such as a name, a storage time, and a management number, and a data portion 27b as data actually required for restoration.
  • the storage device 17 is a computer (1)
  • the storage device may be a magnetic disk provided inside or a storage device connected via a network, and its type is not limited.
  • the system status flag 26 is stored in the storage medium 16 such as a nonvolatile memory or a magnetic disk, any type of recording medium may be used as long as the contents of the flag are not erased when the power is turned off. You may.
  • the data stored in the storage device 17 is, specifically, the context 20 (cache and register contents) of the CPU 10 and the context 21 (contents of the register) of the CPU / memory controller 11. ), Context 2 2 (register contents) of the IZO controller, memory content 23 of memory 13, and context 2 5 (register contents) of various IZO devices 15, and these are the data section 27 b Are stored together at each storage timing, and management information 27a is added to each data section 27b.
  • the user can arbitrarily set the timing for saving the system restoration data 27. More specifically, any of the following can be set as the save timing: saving at a fixed time (expiration of the time interval), saving at a predetermined date and time, or saving when the CPU 10 is idle.
  • FIG. 2 shows an example of the system save setting window.
  • the save timing can be set by performing a predetermined input in the pop-up window. This window is displayed on the computer 1 by the user performing a predetermined key input.
  • the setting method will be described.
  • ⁇ S performs the saving process according to the setting.
  • only one of the above five selection items can be selected as the timing at which the system restoration data 27 is saved.However, as another embodiment, a plurality of selection items can be selected. Alternatively, the system restoration data 27 may be saved according to a plurality of timings selected by the user.
  • the setting function described above may be provided as a function incorporated in the OS in advance, or may be provided by a dedicated application.
  • FIG. 3 is a flowchart showing a flow of processing for saving the system restoration data 27 in the storage device 17.
  • the computer 1 is operating in a normal state without any abnormality (normal state, S100), and waits until the save timing set as described above (S101, NO) is reached. Processing is continued (S102).
  • the OS automatically saves the management information 27a such as the save name and management number of the system restore data 27 before saving the system restoration data 27. (S103).
  • FIG. 4 shows the flow of processing for a flag (system state flag 26) for detecting whether or not an error has occurred in the computer 1 at the time of startup.
  • the OS sets the system status flag 26 to “abnormal” and sets the storage medium 16 such as a nonvolatile memory.
  • the ⁇ S executes the shutdown processing (S301) and saves the system status flag 26 as “normal” (S302).
  • FIG. 5 is a flowchart showing details of the restoration processing.
  • the initialization is completed by the BIOS, and then the OS is started (S401).
  • the OS checks the system status flag 26 stored by the processing in Fig. 4, and if "normal", determines that the previous shutdown status is normal, reads the system file, and starts up normally. Processing is performed (S403). If the system status flag 26 is "abnormal", it is determined that the previous shutdown was not performed normally, and the latest one of the stored system restoration data 27 is read out, and the same data is read out. The data is copied to the memory 13 and the registers of each hardware such as the CPU 10, the memory contents are restored, the hardware context is restored, and the system is started (S404).
  • Embodiment 2 As described above, the system can be restored to the state before the occurrence of the error using the system restoration data before the occurrence of the error. Can be avoided.
  • Embodiment 2
  • the details of the restoration processing will be described.
  • the hardware configuration of the present embodiment is the same as that of FIG. 1 of the first embodiment, the description is omitted. Also, the process of saving the system restoration data 27 in the same figure is executed in the same manner as in the above-mentioned flowchart in FIG. 3, and therefore the description is omitted.
  • the number of system restoration data 27 to be saved basically depends on the capacity of the storage device 17, but the number of saved system restoration data 27 may be set in advance, or it may reach the limit of the capacity. In such a case, old data may be overwritten.
  • FIG. 6 is a flowchart showing details of the restoration processing in the present embodiment.
  • the OS is started after the initialization work is completed (S501).
  • the key is used as a trigger to activate the restoration function. Therefore, the OS checks whether or not a predetermined key input has been made by the user (S502). At this time, if there is no instruction from the user (if there is no key input) (S502, nothing), the system file is read and the startup processing is performed as usual (S503).
  • FIG. 7 is an example of a system restore selection window displayed on the computer 1 when the restore function is called. By selecting any system restoration data 27 in this window, the computer 1 can be restored to the state desired by the user. In the figure, click either the 40 or 41 option button and select whether the user wants to restore. 40 Select “Do not restore system” In this case, the normal startup processing of S503 is performed. 4 If you select “Restore system” in 1), click on the desired system restore data 2 7 from the list 4 2 of system restore data 2 7 and select it.
  • Embodiment 3 As described above, since the system can be restored to an arbitrary state using arbitrary system restoration data, the user can save multiple environments on the system and select the system environment according to the situation. It can be changed. , Embodiment 3.
  • the storage device 17 has been described as a magnetic disk or a storage device connected via a network.However, at the time of storage, all the tasks of the computer need to be temporarily stopped. Shorter is better.
  • a storage memory may be provided separately from the (main) memory, and the system restoration data 27 may be stored in the storage memory.
  • the system restoration data 27 may be stored in the storage memory.
  • FIG. 8 shows a hardware configuration of a computer provided with such a storage memory.
  • the computer 1 ′ is provided with a storage memory 18 in addition to the (main) memory 13, and the latest system restoration data 28 is stored in the storage memory 18.
  • the saving and restoring processing using FIG. 8 is performed in the same manner as in Embodiments 1 and 2 described above, and thus the description is omitted.
  • the system restoration data 28 saved in the saving memory 18 is Before the next storage timing, backup is appropriately made to the storage device 17. If the storage and the pack-up are performed in this manner, the storage memory 18 has a minimum capacity.
  • the storage processing of the system restoration data 27 and the restoration processing based on the system restoration data 27 are performed by the same device. Can be performed in separate devices.
  • the own device the first device
  • the other device the second device having the same hardware configuration and software configuration as the first device stores the data.
  • the first device performs the restoration process using the data stored in the second device.
  • both the save and restore processes can be performed by the second device, but in the case where restoration by the second device becomes impossible due to a hardware failure or the like.
  • the same environment as the second device can be reproduced in the first device, which is another device.
  • the CPU 10, CPU UZ main controller 11, controller 10, memory 13, and various IZO devices are connected to the first device and the second device.
  • the storage device 17 is provided for each device, and the second device is provided with a storage device 17 as a storage area for the system restoration data 27. Further, in the storage device 17 provided in the second device, the hardware context and the memory contents of each component are stored according to the preset storage timing as in the first embodiment. I do.
  • the storage device 17 is a portable medium such as a CD-ROM, for example, and is detachably provided in the second device.
  • the restoration processing can be performed by the second device that has performed the storage processing.
  • a hardware failure or the like occurs in the second device, and the second processing is performed. If it becomes impossible to perform the restoration process on the first device, the only device for storage 17 is removed from the second device and connected to the first device, so that the first device can be used.
  • the system restoration data 27 can be read and restored. Note that the details of the restoration processing are the same as those in the above-described embodiment, and a description thereof will not be repeated.
  • the system restoration data 27 is stored in the storage memory 18. However, in the present embodiment, such a configuration is provided in the second device to implement the system restoration data 27.
  • the storage process can be performed in the same manner as in the third embodiment.
  • the present invention since the hardware context and memory contents can be saved at any time, the document being edited or the ablation state during operation can be restored to the same state as before the occurrence of the error. Will be possible. Conventionally, there is a function that automatically saves the progress of the application as a function of the application. However, the present invention can save the state of the progress of the application regardless of the presence or absence of the function of the application, thereby reducing the burden on the user. You.
  • the device can be restored to the state before the occurrence of the abnormality or the like, but also the environment can be changed to the previously saved environment. You can change the computer environment by selecting the saved system environment.
  • the device to be saved and the device to be restored can be different devices, for example, data defining the state of the first device is saved in the first device, and Using the stored data, it is possible to restore the state of the first device at the stored timing in a second device different from the first device. Therefore, even if an abnormality such as a hardware failure occurs in the first device, the environment of the first device can be easily reproduced by the second device. The reliability of the system or the device is greatly improved.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Retry When Errors Occur (AREA)

Abstract

La durée de stockage des données permettant de déterminer l'état d'un appareil est déterminée, les données permettant de déterminer l'état de l'appareil une fois la durée déterminée sont stockées, et l'appareil est réglé dans l'état selon la durée déterminée au moyen des données stockées et récupérées.
PCT/JP2001/008848 2001-10-09 2001-10-09 Processeur d'informations, procede de recuperation et programme de recuperation WO2003034191A1 (fr)

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Application Number Priority Date Filing Date Title
PCT/JP2001/008848 WO2003034191A1 (fr) 2001-10-09 2001-10-09 Processeur d'informations, procede de recuperation et programme de recuperation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2001/008848 WO2003034191A1 (fr) 2001-10-09 2001-10-09 Processeur d'informations, procede de recuperation et programme de recuperation

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WO2003034191A1 true WO2003034191A1 (fr) 2003-04-24

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH033052A (ja) * 1989-05-31 1991-01-09 Ricoh Co Ltd コンピュータシステムのデータバックアップ方式
JPH05257559A (ja) * 1992-03-13 1993-10-08 Hitachi Ltd 情報処理装置
JPH06149403A (ja) * 1992-11-04 1994-05-27 Sharp Corp 情報処理装置
JP2000020155A (ja) * 1998-07-03 2000-01-21 Hitachi Ltd システム運転の一時中断／再開制御方式
JP2000187518A (ja) * 1998-12-21 2000-07-04 Nec Software Kobe Ltd コンピュータシステム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH033052A (ja) * 1989-05-31 1991-01-09 Ricoh Co Ltd コンピュータシステムのデータバックアップ方式
JPH05257559A (ja) * 1992-03-13 1993-10-08 Hitachi Ltd 情報処理装置
JPH06149403A (ja) * 1992-11-04 1994-05-27 Sharp Corp 情報処理装置
JP2000020155A (ja) * 1998-07-03 2000-01-21 Hitachi Ltd システム運転の一時中断／再開制御方式
JP2000187518A (ja) * 1998-12-21 2000-07-04 Nec Software Kobe Ltd コンピュータシステム

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