JP2010055348A - Disk sub-system and device configuration information registration method for disk sub-system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily register device configuration information of a disk sub-system. <P>SOLUTION: This disk sub-system includes a hard disk unit 230 and a controller unit 220 including a slot group configured of a plurality of slots on which a substrate storing substrate type information is loaded and a control part. The disc sub-system includes steps of: deciding whether or not the substrate is loaded on the slot; storing substrate non-loading information in a slot number on which no substrate is loaded; storing substrate type information in a hard mounting state confirmation result table by acquiring substrate type information from the substrate of the slot on which the substrate is loaded; registering configuration information in a hard mounting state confirmation result table by repeating the step by counting up the slot numbers; and executing the diagnosis of the substrate loaded on the slot storing the substrate type information of the hard mounting state confirmation result table. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a disk subsystem capable of automatically registering device configuration information of a disk subsystem, which is an external storage device in which a large number of hard disks are connected in a RAID configuration, and a device configuration information registration method of the disk subsystem.

  Conventionally, a disk subsystem in which a large number of hard disks are connected in a RAID configuration has a processor loading board (MP PK) / host interface board (FE PK) / hard disk unit control board (BE PK) / cache memory loading board (memory PK). And the like, and a hard disk unit for loading a large number of hard disks, and a plurality of hard disks are controlled using a processor and memory loaded in the substrate group loaded in the slot group. It is configured. The configuration of the substrate group and the hard disk loaded in the slot group is referred to as device configuration information or configuration information. This configuration information includes, for example, whether or not the substrate is loaded in the substrate slot / the type of substrate loaded in each slot / memory PK. The DIMM memory size and combination / memory capacity / disk type / disk capacity / number of disks loaded are listed, and the configuration information is managed by a maintenance personal computer connected to the disk subsystem.

Incidentally, as a document describing a technique for managing the device configuration information, the following Patent Document 1 is cited. This Patent Document 1 temporarily stores configuration information of a disk subsystem accessed from a plurality of hosts. Describes a technique for collecting and managing configuration information in a state in which all disk accesses are restricted by this exclusive control command using an exclusive control command for restricting all disk accesses.
JP 2003-108420 A

  In the disk subsystem according to the prior art, when the system is newly constructed or the system configuration is changed, the microprogram of the disk subsystem recognizes each hardware configuration. Must be registered in the disk subsystem using a maintenance personal computer (PC), and the configuration information is manually input by the maintainer based on the specifications, so input time is redundant and input errors occur. There was a problem that there was a possibility.

  More specifically, for example, the configuration information registration procedure according to the prior art when constructing a new disk subsystem includes a step S201 of turning on the power of the disk subsystem as shown in FIG. It is determined whether or not the disk subsystem has been defined (registered). If it is determined that the disk subsystem has been registered, the process proceeds to step S207, which will be described later, and the operator determines that it has not been defined in step S202. A step S203 for displaying a screen for defining configuration information using the personal computer, a step S204 for the operator to input new configuration information using this screen, a step S205 for the operator to input completion of the configuration information, Next, the step of registering the defined configuration information in the controller memory in the disk subsystem 206, a hardware diagnosis step S207 using the defined configuration information, a hardware diagnosis result obtained in step S207 on the maintenance personal computer screen, and a diagnosis result determined by the operator from this screen. Step S209 that accepts and determines whether or not the process is good, Step S210 that performs a replacement of defective hardware and returns to Step S201 when the diagnosis result is determined to be defective in Step S209, and Step S209 When the diagnosis result is determined to be good in step S211, the process is terminated.

  On the other hand, for example, the configuration information registration procedure according to the prior art when adding an FE PK to the slot 13 includes a step S301 in which an operator displays a screen for defining configuration information using a personal computer for maintenance, as shown in FIG. Then, using this screen, the operator inputs the configuration information indicating that the FE PK is to be added to the slot 13, and then the step S 304 where the operator adds the FE PK to the corresponding slot and inputs the completion of the addition. Next, step S305 for registering the defined configuration information in the controller memory in the disk subsystem, step S306 for diagnosing the added FE PK, and displaying the hardware diagnosis result in step S306 on the screen of the maintenance personal computer. Step S307 and diagnosis judged by the operator from this screen Step S308 for accepting and determining whether the result is good, Step S320 for replacing the added board and returning to Step S306 when the diagnosis result is judged to be defective in Step S308, and Step When it is determined that the diagnosis result is good in S308, the process S310 is ended.

  For this reason, in the prior art, since the hardware diagnosis is performed after the device configuration information is input, the processing time becomes redundant, and there is a problem that a configuration information input error may occur.

  An object of the present invention is to provide a disk subsystem and a device configuration information registration method for the disk subsystem that can easily register device configuration information in the disk subsystem.

In order to achieve the above object, the present invention loads a hard disk unit loaded with a plurality of hard disk devices, a board loaded with a processor, a board loaded with memory and stored with board type information, and slot numbers are consecutive. A controller unit including a slot group including a plurality of assigned slots and a control unit, and a hard disk unit and a maintenance personal computer connected to the controller unit and including a hardware mounting state confirmation result table unit and a display unit, A disk subsystem for registering mounting / non-mounting information, board type information, and memory type information of a board loaded for each slot number in the hardware mounting state confirmation result table part,
The control unit is
A first step of setting a minimum slot number in the slot group;
A second step of determining whether or not a substrate is loaded in the slot having the slot number set in the first step;
A third step of registering substrate unloading information in the mounting presence / absence information of the slot number determined that the substrate of the hardware mounting state check result table is not loaded when it is determined that the substrate is not loaded in the second step. When,
When it is determined that the board is loaded in the second step, the board type information is acquired from the board of the loaded slot, and the slot determined to be loaded with the board of the hardware mounting state confirmation result table A fourth step of registering the board type information in the number;
The first feature is that the slot number set in the first step is counted up and the fifth step of executing registration of board type information in the second to fourth steps up to the maximum slot number is executed. .

  According to the sixth aspect of the present invention, in the disk subsystem according to the first feature, the control unit performs diagnosis of a board loaded in a slot in which board type information of the hardware mounting state check result table is registered. The second feature is to execute the process.

  According to the present invention, in the disk subsystem having the first or second feature, when the substrate is loaded in an arbitrary slot of the slot group, the control unit detects a slot number in which the substrate is loaded. The third step is to execute the seventh step and the eighth step of acquiring the board type information from the board of the slot number detected in the seventh step and registering the board type information in the hardware mounting state confirmation result table. It is characterized by.

  In the disk subsystem having any one of the above characteristics, the present invention is configured such that the disk subsystem is connected to a database storing specification device configuration information based on specifications, and the control unit stores the specification device configuration stored in the database. The fourth step is to execute the ninth step of comparing the information and the device configuration information registered in the hardware mounting state confirmation result table in the fourth step and displaying the comparison result on the display unit of the maintenance personal computer. Features.

Furthermore, the present invention provides a plurality of hard disk units loaded with a plurality of hard disk devices, a board loaded with a processor and a board loaded with memory and storing board type information, and a plurality of slot numbers assigned consecutively. A controller unit including a slot group composed of slots and a control unit, and a maintenance personal computer connected to the hard disk unit and the controller unit and including a hardware mounting state check result table unit and a display unit, and the hardware mounting state check A device configuration information registration method for a disk subsystem for registering mounting presence / absence information, substrate type information, and memory type information of a board loaded for each slot number in a result table unit,
In the control unit,
A first function for setting a minimum slot number in the slot group;
A second function for determining whether or not a substrate is loaded in the slot having the slot number set by the first function;
A third function for registering board non-loading information in the mounting presence / absence information of the slot number determined to be not loaded in the hardware mounting state check result table when it is determined by the second function that no board is loaded. When,
When it is determined that the board is loaded in the second function, board type information is acquired from the board of the loaded slot, and the board type information is loaded into the board of the hardware mounting state confirmation result table. A fourth function for registering the slot number determined as
A fifth feature is that a slot number set by the first function is counted up to execute a fifth function for executing registration of board type information by the second function to the maximum slot number from the second function to the fourth function. .

  According to the present invention, in the apparatus configuration information registration method of the fifth feature, the control unit diagnoses a board loaded in a slot storing board type information of the hardware mounting state check result table. The sixth feature is to execute the sixth function.

  In the apparatus configuration information registration method according to the fifth or sixth feature, the present invention provides the control unit with a slot number in which the board is loaded when a board is loaded in an arbitrary slot of the slot group. And executing a seventh function to be detected and an eighth function for acquiring board type information from the board having the slot number detected by the seventh function and storing the board type information in the hardware mounting state check result table. The seventh feature is provided.

  Also, the present invention provides the apparatus configuration information registration method according to any one of the above features, wherein the disk subsystem is connected to a database storing specification apparatus configuration information based on specifications, and the controller stores the specifications stored in the database. The apparatus configuration information is compared with the apparatus configuration information stored in the hardware mounting state confirmation result table by the fourth function, and the ninth function for displaying the comparison result on the display unit of the maintenance personal computer is executed. Eight features.

  In the disk subsystem and the device configuration information registration method of the disk subsystem according to the present invention, the controller of the disk subsystem determines whether or not a substrate is loaded in all slots loaded in the slot group, Device configuration in which the disk subsystem is diagnosed by collecting substrate type information from the substrate in the loaded slot, registering it as device configuration information in the hardware mounting status confirmation result table, and diagnosing the loaded substrate Information can be registered easily.

  Hereinafter, a disk subsystem to which an apparatus configuration information registration method according to the present invention is applied will be described in detail with reference to the drawings. FIG. 1 is a diagram showing an overall configuration of a disk subsystem to which a device configuration information registration method according to the present embodiment is applied, FIG. 2 is a diagram showing a hardware mounting state confirmation result table according to the present embodiment, and FIG. 3 is according to the present embodiment. FIG. 4 is a flowchart showing a device configuration registration procedure when a device is added according to the present embodiment. FIG. 5 is a flowchart showing a periodic device configuration check procedure according to the present embodiment. These are the flowcharts which show the hardware mounting state automatic recognition procedure by this embodiment.

[Constitution]
As shown in FIG. 1, the disk subsystem 200 according to the present embodiment includes a hard disk unit 230 in which a plurality of HDDs (hard disk devices) 231 are loaded, a slot group 222 including a number of slots in which packages 225 such as MP PK are loaded, and The disk subsystem 200 includes a controller unit 220 including a control unit (not shown), and a maintenance personal computer (PC) 210 connected to the hard disk unit 230 and the controller unit 220 and including a hardware mounting state confirmation result table (not shown). Is connected to a database server 100 including a database in which configuration information, which is a specification determined by customer specifications, is registered in advance via the LAN 300.

  The hardware mounting state confirmation result table of the maintenance PC 210 registers the mounting / non-mounting of the board loaded for each slot number of the slot group 222 by a process described later. For example, as shown in FIG. For each of the items, there are items of mounting presence / absence, PK type, DIMM type, and number of DIMMs loaded. For example, a slot with slot number “10” is loaded with a board with PK type “FE PK”, slot number It is registered that the board having the PK type “memory PK” is loaded in the “15” lot, the DIMM type is 2G DIMM, and the loading number is 10.

[Operation]
[New configuration]
Now, the disk subsystem 200 to which the apparatus configuration information registration method configured as described above is applied has a specification input to the database server 100 by the operator as shown in FIG. 3 when a new system is configured. Step S401 that accepts certain specification device configuration information, step S402 that accepts that the device is turned on, and whether or not the configuration information has been defined (registered). The control unit executes step S403 that proceeds to step S410, step S404 that receives an input of the device serial number from the operator, step S405 that receives an input completion operation, and step S406 that automatically recognizes the hardware mounting state.

  As shown in FIG. 6, the automatic recognition in step S406 includes a step S701 for determining a predetermined representative processor (for example, a processor essential for the configuration) in order to execute automatic recognition of hardware parts from a plurality of processor boards. Step S702 for setting the slot number of the slot to be recognized to the start SLOT # (number), Step S703 for accessing the start SLOT # and acquiring the PK type, and whether or not the slot type by Step S703 has been acquired. Step S704 for setting (registering) in the hardware mounting state confirmation table as information that the board is not mounted in the slot (board unloading information), and the type can be determined in Step S704. , Set PK type information in hardware mounting status check table And step S706, PK type recognized in the step S706, it is determined whether or not the memory board, executes the steps S707 to shift to step S713 when it is determined not to be a memory board.

  Next, the system sets a start DIMM # (number) of a DIMM (Dual Inline Memory Module) to be recognized when the PK is determined to be a memory board in the step S707, and the DIMM set in the step S708. Step S709 for accessing the # and acquiring the DIMM type and size, whether or not the acquisition of the DIMM type or the like in Step S709 is OK, Step S710 for shifting to Step S712 when it is NG, and Step S710 If it is determined that the acquisition of the DIMM type or the like is OK in step S711, the acquired DIMM type or the like is set in the hardware mounting state recognition table, and the acquisition of the DIMM type or the like has been acquired from all the memory boards. Whether or not Step S712 returns to Step S709 when it is determined that it has not been completed, and when it is determined in Step S712 that acquisition of DIMM types and the like from all memory boards has been completed, all slots are confirmed. By determining whether or not the processing has been completed, when it is determined that the processing has not been completed, step S713 is returned to step S703, and when it is determined that the processing has been completed in step S713, step S713 is executed to end the processing. It is possible to automatically recognize the hardware mounting state and register the device configuration information by detecting the hardware part actually loaded in the hardware mounting state recognition table. Note that the processing after step S702 may be executed by a control unit (not shown) or may be executed by the representative processor selected in step S701.

  Now, the disk subsystem according to the present embodiment returns to FIG. 3 following step S406 of the automatic hardware recognition described above, returns to FIG. 3, and executes the diagnosis of the hardware part recognized in step S406 and the input in step S404. In step S408, the database of the database server 100 is accessed using the device serial number as a key to acquire device configuration information (as a specification), and the device configuration information recognized by the maintenance PC as the specification device configuration information acquired in step S408. And step S409 for displaying the diagnosis result information, the step S410 for accepting and determining the result (OK or NG) of the operator referring to the configuration information and the diagnosis result displayed in step S409, and NG in step S410. When judged, turn off the power. And step S420 which displays a screen prompting the replacement of the NG hard portion returns to the step S402, when it is judged as OK in step S410, it executes the steps S412 to end the process.

  Through this series of processing, the device configuration information definition system according to the present embodiment acquires the PK type from each slot, sets the unimplemented state in the hardware mounting state recognition table for the slot that cannot recognize the PK type, and sets the PK type to For the PK recognized as the PK type of the recognized slot is the memory board, the DIMM type and size are recognized and set in the hardware mounting state recognition table to automatically recognize the PK set in a plurality of slots. At the same time, the diagnosis is performed on the recognized hardware part, and the diagnosis result, the recognized configuration information, and the specification configuration information input by the operator are displayed on the maintenance PC. It is easy to check whether it is set and the diagnosis result of each hardware part. The device configuration information can be easily registered in the arm.

[When expanding]
Further, the disk subsystem 200 according to the present embodiment can perform the automatic recognition and diagnosis of the above-described configuration information even when hardware parts are added. This embodiment will be described next.

  As shown in FIG. 4, the apparatus configuration information definition system according to the present embodiment receives step S501 of specification apparatus configuration information input to the database server 100 by the operator, and recognizes that the additional PK has been loaded in the slot 13. S502 and 503, step S504 for executing the automatic diagnosis of the added PK which is the added hardware part, and accessing the database of the database server 100 using the device serial number inputted in advance as a key to acquire the specification device configuration information. In step S505, the maintenance device displays the specification device configuration information acquired in step S505, the recognized device configuration information and diagnosis result information, and the operator displays the configuration information and diagnosis result displayed in step S506. Reference result (OK or NG Step S507, and when it is determined as NG in Step S507, when it is determined as NG in Step S507, a screen for prompting replacement of the NG hardware part is displayed, and the process returns to Step S504. Then, step S509 for terminating the process is executed. Note that the automatic recognition in step S503 is performed by setting SLOT # in which the PK is not loaded in step S702 of FIG. 6 described above, recognizing the PK type for the unloaded slot, and the DIMM of the PK recognized as the memory board. This can be done by acquiring the type and size.

  Through this series of processing, the device configuration information definition system according to the present embodiment recognizes the type of PK loaded in the added slot and executes diagnosis, so that the operator can set the hardware part that meets the added specification. It is possible to easily confirm the diagnosis result of the added hardware portion and whether or not the device is installed, and to easily register the device configuration information in the disk subsystem.

[Regular configuration check]
The disk subsystem according to the present embodiment can also periodically check whether the device configuration information is correct. This embodiment will be described next with reference to FIG.

  As shown in FIG. 5, the device configuration information definition system compares the schedule information set in advance with the date and time of the system time to determine whether or not it is a periodic monitoring trigger such as a preset predetermined time interval. Step S601 for determining, step S602 for acquiring the specification device configuration information by accessing the database of the database server 100 using the product number as a key when determining that it is a monitoring trigger in Step S601, and the configuration during data backup It is determined whether or not the check is suppressed. When it is determined that the check is suppressed, the process ends. In step S603, when it is determined that the check is not suppressed, the automatic recognition shown in FIG. The step of comparing the configuration information with the specification configuration information acquired in step S602. S604, step S605 for determining whether or not the comparison result in step S604 matches, step S620 for generating fault information and notifying the operator when it is determined in step S605 that they do not match, and step S605 It is possible to periodically monitor whether or not the device configuration information in the specification matches the automatically recognized actual configuration information by executing step S607 that terminates the processing when it is determined that they match. it can. In particular, in the above-described embodiment, it is possible to diagnose whether or not the actually loaded hardware part matches the predetermined apparatus configuration information, and the loaded hardware part can be diagnosed.

1 is a diagram showing an overall configuration of a disk subsystem according to an embodiment of the present invention. The figure which shows the hardware mounting state confirmation result table by this embodiment. The flowchart which shows the new apparatus structure registration procedure by this embodiment. The flowchart which shows the apparatus structure registration procedure at the time of apparatus expansion by this embodiment. The flowchart which shows the periodic apparatus structure check procedure by this embodiment. The flowchart which shows the hardware self-propelled state automatic registration procedure by this embodiment. The flowchart which shows the new apparatus structure registration procedure by a prior art. The flowchart which shows the apparatus structure registration procedure at the time of apparatus expansion by a prior art.

Explanation of symbols

  100: database server, 200: disk subsystem, 210: maintenance personal computer, 220: controller unit, 222: slot group, 225: package, 230: hard disk unit, 231: hard disk device.

Claims (8)

A hard disk unit for loading a plurality of hard disk devices, a board for loading a processor, a board for loading a memory and a board for storing board type information, and a slot group consisting of a plurality of slots assigned consecutive slot numbers And a controller unit including a control unit, a hard disk unit and a maintenance personal computer connected to the controller unit and including a hardware mounting state confirmation result table unit and a display unit, and the hardware mounting state confirmation result table unit includes the A disk subsystem for registering mounting / non-mounting information, board type information, and memory type information of a board loaded for each slot number,
The control unit is
A first step of setting a minimum slot number in the slot group;
A second step of determining whether or not a substrate is loaded in the slot having the slot number set in the first step;
A third step of registering substrate unloading information in the mounting presence / absence information of the slot number determined that the substrate of the hardware mounting state confirmation result table is not loaded when it is determined that the substrate is not loaded in the second step. When,
When it is determined that the board is loaded in the second step, the board type information is acquired from the board of the loaded slot, and the slot determined to be loaded with the board of the hardware mounting state confirmation result table A fourth step of registering the board type information in the number;
A disk subsystem that counts up the slot number set in the first step and executes a fifth step of registering board type information in the second to fourth steps up to a maximum slot number. The control unit is
The disk subsystem according to claim 1, wherein a sixth step of executing diagnosis of a board loaded in a slot in which board type information of the hardware mounting state check result table is registered is executed. The control unit is
A seventh step of detecting a slot number in which the substrate is loaded when a substrate is loaded in an arbitrary slot of the slot group;
The disk sub of claim 1 or 2, wherein board type information is acquired from the board of the slot number detected in the seventh step, and the eighth step of registering the board type information in the hardware mounting state confirmation result table is executed. system. The disk subsystem is connected to a database storing specification device configuration information based on specifications;
The control unit compares the specification device configuration information stored in the database with the device configuration information registered in the hardware mounting state confirmation result table in the fourth step, and displays the comparison result on the display unit of the maintenance personal computer. The disk subsystem according to claim 1, wherein the ninth step is executed. A hard disk unit for loading a plurality of hard disk devices, a board for loading a processor, a board for loading a memory and a board for storing board type information, and a slot group consisting of a plurality of slots assigned consecutive slot numbers And a controller unit including a control unit, a hard disk unit and a maintenance personal computer connected to the controller unit and including a hardware mounting state confirmation result table unit and a display unit, and the hardware mounting state confirmation result table unit includes the A device configuration information registration method for a disk subsystem for registering mounting presence / absence information, substrate type information, and memory type information of a board loaded for each slot number,
In the control unit,
A first function for setting a minimum slot number in the slot group;
A second function for determining whether or not a substrate is loaded in the slot having the slot number set by the first function;
A third function for registering board unloading information in the mounting presence / absence information of the slot number determined to be not loaded in the hardware mounting state check result table when it is determined that the board is not loaded by the second function When,
When it is determined that the board is loaded in the second function, board type information is acquired from the board of the loaded slot, and the board type information is loaded into the board of the hardware mounting state confirmation result table. A fourth function for registering the determined slot number;
An apparatus configuration information registration method for executing a fifth function of counting up a slot number set by the first function and executing registration of board type information from the second function to the fourth function up to a maximum slot number. In the control unit,
6. The apparatus configuration information registration method according to claim 5, wherein a sixth function for executing diagnosis of a board loaded in a slot storing board type information in the hardware mounting state check result table is executed. In the control unit,
A seventh function of detecting a slot number in which the board is loaded when a board is loaded in an arbitrary slot of the slot group;
The board | substrate type information is acquired from the board | substrate of the slot number detected by this 7th function, The 8th function for storing the said board | substrate type information in the said hardware mounting state confirmation result table is performed. Device configuration information registration method. The disk subsystem is connected to a database storing specification device configuration information based on specifications;
The control unit compares the specification device configuration information stored in the database with the device configuration information stored in the hardware mounting state confirmation result table by the fourth function, and displays the comparison result on the display unit of the maintenance personal computer. The apparatus configuration information registration method according to any one of claims 5 to 7, wherein the ninth function is executed.

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