CN105373351A - Disk positioning method and apparatus - Google Patents
Disk positioning method and apparatus Download PDFInfo
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- CN105373351A CN105373351A CN201510866948.XA CN201510866948A CN105373351A CN 105373351 A CN105373351 A CN 105373351A CN 201510866948 A CN201510866948 A CN 201510866948A CN 105373351 A CN105373351 A CN 105373351A
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- magnetic disk
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Abstract
The application provides a disk positioning method and apparatus. The method comprises: obtaining a disk controller identifier and a slot number of a disk; comparing the disk controller identifier and the slot number of the disk with a disk controller identifier and a slot number of a machine, and determining relative position of the disk in the machine; and searching for a preset disk panel number configuration file according to the relative position of the disk in the machine, determining a panel number of the disk. Due to the scheme provided by the application, the relative position of the disk in the machine can be positioned according to actual physical information of the disk, and a record of the same relative position in the preset disk panel number configuration file is searched for, so that the panel number of the disk can be found, and the disk positioning can be realized without the need for performing identifier setting on each disk cabinet in advance and using a disk positioning lamp.
Description
Technical field
The application relates to computer memory technical field, particularly relates to a kind of disk localization method and device.
Background technology
Along with the development of infotech, how storing mass data becomes the significant challenge that industry faces.At present, most popular storage products is disk, and the storage of mass data be unable to do without the management to a large amount of disk.Be the work that technician usually faces to the replacement of disk, maintenance, installation, dismounting, therefore, the how panel number of a quick position disk on machine is significantly for availability and the reliability improving storage system.
Common have two kinds of modes can the position of positioning disk, a kind of is utilize disk positioning lamp to come the position of positioning disk on machine, this mode needs the support of disk chassis, for the panel number not supporting the disk chassis of positioning lamp then cannot be found disk by positioning lamp; Another kind utilizes the mark of disk chassis and the location of disc information realization to disk each in each disk chassis, and this mode needs to arrange identifier to each disk chassis in advance, operates comparatively loaded down with trivial details.
Prior art deficiency is:
Existing disk localization method versatility is not strong, complex operation.
Summary of the invention
The embodiment of the present application proposes a kind of disk localization method and device, and to solve, disk localization method versatility in prior art is not strong, the technical matters of complex operation.
The embodiment of the present application provides a kind of disk localization method, comprises the steps:
Obtain Magnetic Disk Controller mark and the slot number at disk place;
By the Magnetic Disk Controller of described disk mark and slot number identifies with the Magnetic Disk Controller on machine respectively and slot number compares, determine the relative position of described disk on machine;
Search the disk panel configuration file pre-set according to the relative position of described disk on machine, determine the panel number of described disk.
The embodiment of the present application provides a kind of disk locating device, comprising:
Acquisition module, for obtaining Magnetic Disk Controller mark and the slot number at disk place;
Comparison module, identifies the Magnetic Disk Controller of described disk and slot number identifies with the Magnetic Disk Controller on machine respectively and slot number compares, and determines the relative position of described disk on machine;
Determination module, for searching the disk panel configuration file pre-set according to the relative position of described disk on machine, determines the panel number of described disk.
Beneficial effect is as follows:
The disk localization method that the embodiment of the present application provides and device, after the Magnetic Disk Controller mark obtaining disk place and slot number, by the Magnetic Disk Controller of described disk mark and slot number identifies with the Magnetic Disk Controller on machine respectively and slot number compares, determine the relative position of described disk on machine; Search the disk panel configuration file pre-set again according to the relative position of described disk on machine, the panel number of described disk can be determined.Due to the scheme that the embodiment of the present application provides, the relative position of described disk on machine can be gone out according to the actual physics Information locating of disk, search the record of same relative position in the configuration disk panel configuration file pre-set again, the panel number of this disk can be found, without the need to carrying out identifier setting, also without the need to using disk positioning lamp to each disk chassis in advance, can realize disk location, versatility is stronger and easy and simple to handle.
Accompanying drawing explanation
The specific embodiment of the application is described below with reference to accompanying drawings, wherein:
Fig. 1 shows the schematic flow sheet that in the embodiment of the present application, disk localization method is implemented;
Fig. 2 shows the schematic diagram of disk panel configuration file in the embodiment of the present application;
Fig. 3 shows the structural representation of disk locating device in the embodiment of the present application.
Embodiment
In order to the technical scheme and advantage that make the application are clearly understood, be described in more detail below in conjunction with the exemplary embodiment of accompanying drawing to the application, obviously, described embodiment is only a part of embodiment of the application, instead of all embodiments is exhaustive.And when not conflicting, the embodiment in this explanation and the feature in embodiment can be combined with each other.
Panel number (panelnumber), the position of disk on machine;
Magnetic Disk Controller (diskcontroller) is the interfacing equipment of computing machine and disc driver, is responsible for the order of reception and interpretive machine transmission and sends various control signal to disc driver; Magnetic Disk Controller there is slot, each slot can connect disk or expansion card;
Expansion card (expander), is connected on Magnetic Disk Controller, expansion card has slot, and slot can connect disk; Due to the slot limited amount on each Magnetic Disk Controller, if directly connect disk, the number of disks that so a Magnetic Disk Controller can connect is less; And the number of disks that each expansion card can connect is more, therefore, first expansion card can be connected to Magnetic Disk Controller, then on expansion card, connect disk, thus the disk number that each Magnetic Disk Controller connects can be improved.Expansion card mark on different disk controller can repeat.
Slot (slot), Magnetic Disk Controller and expansion card have several slots, and slot is sequential, and the slot of Magnetic Disk Controller can insert expansion card or disk, and the slot on expansion card directly can insert disk; Slot number on different disk controller can repeat, and the slot number on different expansion card can repeat.
For the deficiencies in the prior art, the embodiment of the present application proposes a kind of disk localization method and device, is described below.
Fig. 1 shows the schematic flow sheet that in the embodiment of the present application, disk localization method is implemented, and as shown in the figure, described disk localization method can comprise the steps:
Step 101, the Magnetic Disk Controller mark obtaining disk place and slot number;
Step 102, by the Magnetic Disk Controller of described disk mark and slot number identifies with the Magnetic Disk Controller on machine respectively and slot number compares, determine the relative position of described disk on machine;
Step 103, search the disk panel configuration file pre-set according to the relative position of described disk on machine, determine the panel number of described disk.
During concrete enforcement, can the information such as all Magnetic Disk Controllers in collecting robot, slot number, Magnetic Disk Controller, slot number respective quantity and their relative position can be comprised.When searching the panel of disk, first Magnetic Disk Controller mark and the slot number at described disk place can be obtained, and the information on these information and machine is compared, thus determine the relative position of described disk on machine, in which slot namely on which Magnetic Disk Controller of described disk on machine.Finally, in the disk panel configuration file pre-set, search the record of same relative position, the panel number of described disk can be determined.
Described disk panel configuration file record be slot on machine number to the mapping relations of panel number.
Described Magnetic Disk Controller mark can comprise Bus number (busnumber), device number (devicenumber), function number (function) etc.
The disk localization method that the embodiment of the present application provides and device, after the Magnetic Disk Controller mark obtaining disk place and slot number, by the Magnetic Disk Controller of described disk mark and slot number identifies with the Magnetic Disk Controller on machine respectively and slot number compares, determine the relative position of described disk on machine; Search the disk panel configuration file pre-set again according to the relative position of described disk on machine, the panel number of described disk can be determined.
Due to the scheme that the embodiment of the present application provides, the relative position of described disk on machine can be gone out according to the actual physics Information locating of disk, search the record of same relative position in the configuration disk panel configuration file pre-set again, the panel number of this disk can be found, without the need to carrying out identifier setting, also without the need to using disk positioning lamp to each disk chassis in advance, can realize disk location, versatility is stronger and easy and simple to handle.
Consider that disk both can be directly installed on Magnetic Disk Controller, also first can be arranged on by described disk and be arranged on Magnetic Disk Controller by described expansion card on expansion card, again, therefore, the embodiment of the present application can also be implemented in the following way.
In enforcement, if the Magnetic Disk Controller of described disk exists expansion card, the Magnetic Disk Controller mark at described acquisition disk place and slot number are specifically as follows: obtain the expansion card mark on the Magnetic Disk Controller mark at described disk place, Magnetic Disk Controller and the slot number on described expansion card;
Described by the Magnetic Disk Controller of described disk mark with slot number identifies with the Magnetic Disk Controller on machine respectively and slot number compares and is specifically as follows: the Magnetic Disk Controller of described disk is identified, expansion card on Magnetic Disk Controller identify and on described expansion card slot number identifies with the Magnetic Disk Controller on machine respectively, expansion card identifies and slot mark compares.
During concrete enforcement, can the information such as all Magnetic Disk Controllers in collecting robot, expansion card, slot number, specifically can comprise respective quantity and relative position thereof, the information such as all Magnetic Disk Controllers on the information such as the Magnetic Disk Controller at the disk place got, expansion card, slot number and machine, expansion card, slot number can be compared, determine the relative position of described disk, namely described disk is positioned at which Magnetic Disk Controller, which expansion card, which slot on machine.
Search the panel number of slot in the disk panel configuration file pre-set under same position number according to the relative position of described disk, the panel number of described disk can be determined.
Wherein, described expansion card mark can comprise the information such as annex number (enclosure).
In enforcement, in described disk panel configuration file, following information can be comprised: the panel number corresponding to disk in the slot quantity in the quantity of Magnetic Disk Controllers all on machine and order, each Magnetic Disk Controller and order and each slot.
In enforcement, may further include in described disk panel configuration file: the quantity and sequentially of slot on the quantity of the expansion card on each Magnetic Disk Controller and order and each expansion card.
In enforcement, described method may further include:
When the model of described machine changes, revise described disk panel configuration file.
In the embodiment of the present application, for same type, the quantity of Magnetic Disk Controller, expansion card, slot and order are normally fixed, and pre-set disk panel configuration file therefore can be utilized to determine the panel number of described disk; For different types, only need amendment disk panel configuration file can adapt to the change of machine models, substantially increase the ease for operation of system.
The disk localization method that the embodiment of the present application provides, by disk panel configuration file, for the panel number that slots (disk) all on machine configuration is preset, when searching the panel of disk, by determining the Magnetic Disk Controller at this disk place, expansion card and slot number, search the record of the slot number of same position in panel configuration file, thus find the panel number of disk.
For the ease of the enforcement of the application, be described with example below.
During initialization, for disk panel configuration file set up in advance by each machine;
According to quantity and the relative position of Magnetic Disk Controller, expansion card, slot number, set up disk panel configuration file.
Disk panel configuration file can comprise following information:
1) the Magnetic Disk Controller quantity that machine is all and order;
2) the slot quantity on each Magnetic Disk Controller and order;
3) the expansion card quantity on each Magnetic Disk Controller and order;
4) the slot quantity on each expansion card and order;
5) panel number corresponding to disk in each slot.
Fig. 2 shows the schematic diagram of disk panel configuration file in the embodiment of the present application, as shown in the figure, can comprise Magnetic Disk Controller 1,2,3..., wherein,
Magnetic Disk Controller 1 can there be two slots, plug two expansion cards respectively, i.e. expansion card 1 and expansion card 2, described expansion card 1 can have 10 slots, i.e. slot 1, slot 2, slot 3 ..., slot 10, each slot can be inserted a disk, each disk can correspond respectively to panel number 0,1,2,3 ..., 9; Described expansion card 2 can have 10 slots, i.e. slot 1,2 ... slot 10, and each slot also can insert a disk, and each disk can correspond respectively to panel numbers 10,11 ..., 19;
Magnetic Disk Controller 2 can have 10 slots, i.e. slot 1, slot 2 ... slot 10, each slot is all inserted expansion card, directly can insert disk, each disk corresponds to panel numbers 20,21...29;
Magnetic Disk Controller 3 can have two slots, one of them slot does not have expansion card, directly can insert disk, and it is 30 that disk corresponds to panel number; Another slot can have expansion card (expansion card 1), described expansion card 1 can have a slot (slot 1), can insert disk in described slot 1, and described disk corresponds to panel numbers 31.
When searching disk panel, first obtain the information etc. of all Magnetic Disk Controllers, expansion card, slot on machine.
Wherein, the information of Magnetic Disk Controller can comprise: the information etc. of the expansion card on the mark of Magnetic Disk Controller, the slot quantity of Magnetic Disk Controller, Magnetic Disk Controller; The information of expansion card can comprise the slot quantity etc. on the mark of expansion card, expansion card.
The mark of Magnetic Disk Controller can comprise Bus number (busnumber), device number (devicenumber), function number (function) etc.
The mark of expansion card can comprise annex number (enclosure) etc.
Disk both can be arranged on Magnetic Disk Controller, also can be arranged on expansion card; Expansion card can be arranged on Magnetic Disk Controller.
Obtain the disc driver mark at this disk place, expansion card mark, slot number etc.;
By comparing the disc driver mark of this disk, expansion card mark (if there is expansion card), slot number identify with all disc drivers in system, expansion card, slot number, determine the relative position on this disk is on machine.Described relative position can refer to this disk is positioned at which Magnetic Disk Controller, which expansion card (if there is expansion card), which slot on machine.
According to the position of disk on machine and slot number, to search in disk panel configuration file under same position and the configuration item of slot number, thus determine the panel number of this disk.
The disk targeting scheme that the embodiment of the present application provides, only need to pre-set how many Magnetic Disk Controllers have been installed, each Magnetic Disk Controller has several slot, directly insert disk or connect expansion card, if connect expansion card will connect how many, each expansion card there are how many slots, which panel number what each slot was corresponding is, can determine that the panel number of certain disk should be how many when program is run according to these information of Magnetic Disk Controller, do not need (to know Magnetic Disk Controller in advance to Magnetic Disk Controller or disk chassis allocation identification in advance, the true identity of expansion card), do not need to use disk positioning lamp, the configuration of disk panel number can be realized, for different type of machines, only need amendment disk panel configuration file, for same type, the quantity of its Magnetic Disk Controller, expansion card, slot and order are normally fixing, therefore, can pre-set disk panel configuration file, greatly improve the ease for operation of system.
Based on same inventive concept, a kind of disk locating device is additionally provided in the embodiment of the present application, the principle of dealing with problems due to these equipment is similar to a kind of disk localization method, and therefore the enforcement of these equipment see the enforcement of method, can repeat part and repeat no more.
Fig. 3 shows the structural representation of disk locating device in the embodiment of the present application, and as shown in the figure, described disk locating device can comprise:
Acquisition module 301, for obtaining Magnetic Disk Controller mark and the slot number at disk place;
Comparison module 302, identifies the Magnetic Disk Controller of described disk and slot number identifies with the Magnetic Disk Controller on machine respectively and slot number compares, and determines the relative position of described disk on machine;
Determination module 303, for searching the disk panel configuration file pre-set according to the relative position of described disk on machine, determines the panel number of described disk.
In enforcement, if described acquisition module specifically may be used for described disk Magnetic Disk Controller on there is expansion card, obtain the expansion card mark on the Magnetic Disk Controller mark at described disk place, Magnetic Disk Controller and the slot number on described expansion card;
Described comparison module specifically may be used for the Magnetic Disk Controller of described disk to identify, on expansion card mark on Magnetic Disk Controller and described expansion card slot number identifies with the Magnetic Disk Controller on machine respectively, expansion card identifies and slot mark compares, and determines the relative position of described disk on machine.
In enforcement, in described disk panel configuration file, following information can be comprised: the panel number corresponding to disk in the slot quantity in the quantity of Magnetic Disk Controllers all on machine and order, each Magnetic Disk Controller and order and each slot.
In enforcement, may further include in described disk panel configuration file: the quantity and sequentially of slot on the quantity of the expansion card on each Magnetic Disk Controller and order and each expansion card.
In enforcement, described device may further include:
Modified module 304, for when the model of described machine changes, revises described disk panel configuration file.
For convenience of description, each several part of the above device is divided into various module or unit to describe respectively with function.Certainly, the function of each module or unit can be realized in same or multiple software or hardware when implementing the application.
Those skilled in the art should understand, the embodiment of the application can be provided as method, system or computer program.Therefore, the application can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the application can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disk memory, CD-ROM, optical memory etc.) of computer usable program code.
The application describes with reference to according to the process flow diagram of the method for the embodiment of the present application, equipment (system) and computer program and/or block scheme.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block scheme and/or square frame and process flow diagram and/or block scheme and/or square frame.These computer program instructions can being provided to the processor of multi-purpose computer, special purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computing machine or other programmable data processing device produce device for realizing the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
These computer program instructions also can be loaded in computing machine or other programmable data processing device, make on computing machine or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computing machine or other programmable devices is provided for the step realizing the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
Although described the preferred embodiment of the application, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the application's scope.
Claims (10)
1. a disk localization method, is characterized in that, comprises the steps:
Obtain Magnetic Disk Controller mark and the slot number at disk place;
By the Magnetic Disk Controller of described disk mark and slot number identifies with the Magnetic Disk Controller on machine respectively and slot number compares, determine the relative position of described disk on machine;
Search the disk panel configuration file pre-set according to the relative position of described disk on machine, determine the panel number of described disk.
2. the method for claim 1, it is characterized in that, if the Magnetic Disk Controller of described disk exists expansion card, the Magnetic Disk Controller mark at described acquisition disk place and slot number are specially: obtain the expansion card mark on the Magnetic Disk Controller mark at described disk place, Magnetic Disk Controller and the slot number on described expansion card;
Described by the Magnetic Disk Controller of described disk mark with slot number identifies with the Magnetic Disk Controller on machine respectively and slot number compares and is specially: the Magnetic Disk Controller of described disk is identified, expansion card on Magnetic Disk Controller identify and on described expansion card slot number identifies with the Magnetic Disk Controller on machine respectively, expansion card identifies and slot mark compares.
3. the method for claim 1, it is characterized in that, described disk panel configuration file comprises following information: the panel number corresponding to disk in the slot quantity in the quantity of Magnetic Disk Controllers all on machine and order, each Magnetic Disk Controller and order and each slot.
4. method as claimed in claim 3, it is characterized in that, described disk panel configuration file comprises further: the quantity and sequentially of slot on the quantity of the expansion card on each Magnetic Disk Controller and order and each expansion card.
5. the method for claim 1, is characterized in that, comprises further:
When the model of described machine changes, revise described disk panel configuration file.
6. a disk locating device, is characterized in that, comprising:
Acquisition module, for obtaining Magnetic Disk Controller mark and the slot number at disk place;
Comparison module, identifies the Magnetic Disk Controller of described disk and slot number identifies with the Magnetic Disk Controller on machine respectively and slot number compares, and determines the relative position of described disk on machine;
Determination module, for searching the disk panel configuration file pre-set according to the relative position of described disk on machine, determines the panel number of described disk.
7. device as claimed in claim 6, it is characterized in that, if the Magnetic Disk Controller of described acquisition module specifically for described disk exists expansion card, obtain the expansion card mark on the Magnetic Disk Controller mark at described disk place, Magnetic Disk Controller and the slot number on described expansion card; On the expansion card mark of described comparison module specifically for the Magnetic Disk Controller of described disk is identified, on Magnetic Disk Controller and described expansion card slot number identifies with the Magnetic Disk Controller on machine respectively, expansion card identifies and slot mark compares, and determines the relative position of described disk on machine.
8. device as claimed in claim 6, it is characterized in that, described disk panel configuration file comprises following information: the panel number corresponding to disk in the slot quantity in the quantity of Magnetic Disk Controllers all on machine and order, each Magnetic Disk Controller and order and each slot.
9. device as claimed in claim 8, it is characterized in that, described disk panel configuration file comprises further: the quantity and sequentially of slot on the quantity of the expansion card on each Magnetic Disk Controller and order and each expansion card.
10. device as claimed in claim 6, is characterized in that, comprise further:
Modified module, for when the model of described machine changes, revises described disk panel configuration file.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510866948.XA CN105373351A (en) | 2015-11-30 | 2015-11-30 | Disk positioning method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510866948.XA CN105373351A (en) | 2015-11-30 | 2015-11-30 | Disk positioning method and apparatus |
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| CN105373351A true CN105373351A (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510866948.XA Pending CN105373351A (en) | 2015-11-30 | 2015-11-30 | Disk positioning method and apparatus |
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| CN108196798A (en) * | 2018-01-31 | 2018-06-22 | 紫光华山信息技术有限公司 | A kind of RAID control cards configuration method and device |
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Application publication date: 20160302 |