CN105094706B - Timing updates the method and double-control system of disk SMART information - Google Patents
Timing updates the method and double-control system of disk SMART information Download PDFInfo
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Abstract
The present invention provides a kind of method and double-control system of timing renewal disk SMART information.Wherein method is applied to double-control system, and double-control system includes two controllers, and the display interface and several disks being connected with controller, this method being electrically connected with controller comprise the following steps：Any one timing acquisition in two controllers simultaneously updates the disk SMART information of disk；Disk SMART information after renewal is sent to display interface；Disk SMART information after display interface display renewal.It is obtained by a controller in double-control system and updates the disk SMART information of disk, is effectively overcome two in traditional double-control system controllers and is repeated to obtain and update the wasting of resources that disk SMART information bands come.
Description
Technical field
The present invention relates to disc information update method field, updates disk SMART information more particularly to a kind of timing
Method and double-control system.
Background technology
S.M.A.R.T full name for " Self-Monitoring, Analysis and Reporting Technology ",
That is " self-monitoring, analysis and reporting techniques ".Support S.M.A.R.T technologies hard disk can by the Monitoring instruction on hard disk and
Monitoring of software on main frame divides magnetic head, disc, motor, the running situation of circuit, historical record and default safety value
Analyse, compare.When there is the situation beyond safety value scope, warning will be issued the user with automatically, to cause system administration
Member or user attention, ensure before hard disk breaks down by under data backup.
The method of traditional renewal disk SMART information is that two controllers in double-control system enter each with crond
Journey sets timed task to complete acquisition and renewal to disk SMART information, and all updates all disks per subtask
SMART information.Following defect be present in it：There is no detection before disk SMART information is obtained when I/O (read-write) feelings of front disk
Condition, it is thus possible to the performance of disk can be influenceed, and two controllers all go to obtain and update disk SMART information, cause and be
The waste for resource of uniting, meanwhile, the SMART information of all disks is updated per subtask, the disk battle array that physical disk is formed can be influenceed
The performance of row.
The content of the invention
In consideration of it, the invention provides the method and double-control system of a kind of timing renewal disk SMART information, it is not necessary to two
Individual controller goes reading disk SMART information simultaneously, not only effectively avoids the waste of resource, and does not influence disk performance.
To reach goal of the invention, the present invention provides a kind of method of timing renewal disk SMART information, suitable for dual control system
System, the double-control system include two controllers and the display interface being electrically connected with the controller and several and institute
The disk of controller electric connection is stated, this method comprises the following steps：
Any one timing acquisition in two controllers simultaneously updates the disk SMART information of disk；
The disk SMART information after renewal is sent to the display interface；
The disk SMART information after the display interface display renewal.
As a kind of embodiment, two controllers are respectively master controller and from controller, the master controller
It is electrically connected with the display interface；
It is described from controller timing acquisition and to update the disk SMART information, and by remote procedure call will described in
Disk SMART synchronizing informations are to the master controller；
The disk SMART information after renewal is sent to the display interface by the master controller.
As a kind of embodiment, any one timing acquisition in described two controllers simultaneously updates the disk of disk
SMART information, comprises the following steps：
Any one timing acquisition in two controllers simultaneously updates the first disk of the first disk in disk queue
SMART information；
After obtaining and updating the first disk SMART information, first disk is moved to the tail of the queue of disk queue；
The first disk SMART information after renewal is sent to the display interface；
The first disk SMART information after the display interface display renewal；
Wherein, the disk queue is made up of disk all in the double-control system, and first disk is positioned at described
The head of the queue of disk queue.
As a kind of embodiment, before obtaining every time and updating the disk SMART information, in addition to following step
Suddenly：
Judge the busy state of all disks in the double-control system, institute is determined according to the busy state of all disks
State the disk SMART information whether controller obtains and update the disk.
As a kind of embodiment, the busy state for judging all disks described in the double-control system, according to institute
The busy state for stating all disks determines whether the controller obtains and update the disk SMART information of the disk,
Comprise the following steps：
Obtain the read write command quantity of all disks；
Judge whether the read write command quantity is more than default fixed threshold；
If so, then the double-control system is in busy state, the controller does not perform the acquisition and updates the magnetic
The step of disk SMART information, and the controller waits next acquisition and updates the instruction of the disk SMART information；
If it is not, then the double-control system is in idle condition, the controller performs the acquisition and updates the disk
The step of SMART information.
The present invention also provides a kind of double-control system of timing renewal disk SMART information, including two controllers, shows boundary
Face and several disks being electrically connected with the controller, any one in two controllers include obtaining renewal mould
Block, and any one in two controllers includes sending module；The display interface is with being provided with the sending module
Controller is electrically connected with；
The acquisition update module, it is configured to timing acquisition and updates the disk SMART information of disk；
The sending module, it is configured to the disk SMART information after renewal being sent to the display interface；
The display interface, the disk SMART information being configured to after display renewal.
As a kind of embodiment, two controllers are respectively master controller and from controller, described from controller
Including the acquisition update module and synchronization module, the master controller includes the sending module, and the master controller and
The display interface is electrically connected with；
The acquisition update module, it is configured to timing acquisition and updates the disk SMART information of the disk；
The synchronization module, it is configured to the institute that the acquisition update module is obtained and updated by remote procedure call
Disk SMART synchronizing informations are stated to the master controller；
The sending module, it is configured to the synchronous disk SMART information of the synchronization module being sent to described
Display interface.
As a kind of embodiment, the acquisition update module includes obtaining updating block and mobile unit, the transmission
Module includes transmitting element, wherein：
The acquisition updating block, it is configured to timing acquisition and updates the first disk of the first disk in disk queue
SMART information；
The mobile unit, it is configured to after obtaining and updating the first disk SMART information, by described first
Disk is moved to the tail of the queue of disk queue；
The transmitting element, it is configured to the first disk SMART information after renewal being sent to display circle
Face；
The display interface, the first disk SMART information being also configured to after display renewal；
Wherein, the disk queue is made up of disk all in the double-control system, and first disk is positioned at described
The head of the queue of disk queue.
As a kind of embodiment, the controller also includes judge module；
The judge module, it is configured to before obtaining every time and updating the disk SMART information, judges described double
The busy state of all disks in control system, determine whether the controller obtains simultaneously according to the busy state of all disks
Update the disk SMART information of the disk.
As a kind of embodiment, the judge module includes acquiring unit and judging unit, wherein：
The acquiring unit, it is configured to obtain the read write command quantity of all disks；
The judging unit, it is configured to judge whether the read write command quantity is more than default fixed threshold；If so, then
The double-control system is in busy state, and the controller does not perform the acquisition and updates the step of the disk SMART information
Suddenly, and the controller waits next acquisition and updates the instruction of the disk SMART information；If it is not, the then dual control system
System is in idle condition, and the controller performs described the step of obtaining and updating the disk SMART information.
Beneficial effects of the present invention include：
The method and double-control system of the timing renewal disk SMART information of the present invention, by a control in double-control system
Device obtains and updates the disk SMART information of disk, effectively overcomes two controllers in traditional double-control system and repeats to obtain
And update the wasting of resources that disk SMART information bands come, and display interface by newest disk SMART presentation of information to user,
User can obtain newest disk SMART information in time.Meanwhile if the controller for obtaining and updating disk SMART information is
From controller, the effective equilibrium load of two controllers is gone back.
Brief description of the drawings
Fig. 1 is the schematic flow sheet for the embodiment that the timing of the present invention updates the method for disk SMART information；
Fig. 2 is the schematic flow sheet for another embodiment that the timing of the present invention updates the method for disk SMART information；
Fig. 3 is the schematic flow sheet for the another embodiment that the timing of the present invention updates the method for disk SMART information；
Fig. 4 is the structural representation for the embodiment that the timing of the present invention updates the double-control system of disk SMART information.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with drawings and Examples pair
The method and double-control system of timing renewal disk SMART information of the invention are further elaborated.It should be appreciated that this place
The specific embodiment of description only to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1, the method for the timing renewal disk SMART information that one embodiment of the invention provides, suitable for dual control system
System, double-control system include two controllers, electrically connected with controller with the display interface of controller electric connection and several
The disk connect, specifically, display interface can be electrically connected with any one in two controllers, can also be with two controllers
It is electrically connected with, specific method comprises the following steps：
S200, any one timing acquisition in two controllers simultaneously update the disk SMART information of disk.
S400, the disk SMART information after renewal is sent to display interface.
S600, the disk SMART information after display interface display renewal.
The method of timing renewal disk SMART information provided in an embodiment of the present invention, by a control in double-control system
Device obtains and updates the disk SMART information of disk, overcomes two controllers in traditional double-control system and repeats to obtain simultaneously
The wasting of resources that disk SMART information bands come is updated, meanwhile, display interface is by the disk SMART presentation of information after renewal to use
Family, user can timely obtain the newest disk SMART information of disk.Wherein, display interface is by preserving in the controller
FSD (File System Driver, file system driver) driving displays.
Preferably, in one of the embodiments, referring to Fig. 2, two controllers are respectively master controller and from controller,
Master controller is electrically connected with display interface.
S200a, in two controllers from controller timing acquisition and update disk SMART information, and pass through long-range mistake
Journey is called disk SMART synchronizing informations to master controller.
Disk SMART information after renewal is sent to display interface by S400a, master controller.
In double-control system, master controller carries more execution tasks, will obtain and updates disk SMART information
Task transfers to being performed from controller in double-control system, not only overcomes double-control system and repeats to obtain and update disk SMART letters
Cease the system resource waste brought, and effective balanced master controller and from the load between controller.Display interface with
Master controller is electrically connected with, and the disk SMART information for obtaining and updating first is passed through into RPC (Remote from controller
Procedure Call, remote procedure call) master controller is synchronized to, master controller again sends out newest disk SMART information
It is sent to display interface.Certainly, display interface also can obtain newest disk SMART from controller with being electrically connected with from controller
After information, directly by disk SMART information transmissions to display interface, meanwhile, also by disk SMART synchronizing informations to main control
Device, so that the information in two controllers is consistent.
As a kind of embodiment, referring to Fig. 3, step S200 comprises the following steps：
S210, any one in two controllers obtain and update the first disk SMART of the first disk in disk queue
Information.
S220, after obtaining and updating the first disk SMART information, the first disk is moved to the tail of the queue of disk queue.
S410, the first disk SMART information after renewal is sent to display interface.
S610, the first disk SMART information after display interface display renewal.
Wherein, disk queue is made up of disk all in double-control system, and the first disk is located at the head of the queue of disk queue.
Traditional double-control system once updates the disk SMART information of all disks, task can be caused overtime, and influence magnetic
The performance of disk array, controller only obtains and updates the disk SMART information of a disk every time, when shortening the execution of task
Between, the burden of system is alleviated, does not interfere with the performance of disk array not only, and improves the performance of disk array.Specifically,
, will be all in order to which controller can be obtained within a certain period of time and updates the disk SMART information of each disk in disk array
Disk form a disk queue, controller every time only obtain positioned at head of the queue the first disk the first disk SMART information,
And after the first disk SMART information of renewal is obtained, the tail of the queue of disk queue, magnetic will be moved to positioned at the first disk of head of the queue
Next disk in disk queue is readable by the controller disk SMART information as the first new disk, while by the first disk
The first disk SMART information be sent to display interface and be shown to user, obtaining for this first disk SMART information is completed with this
Renewal is taken, waits the arrival of next subtask.So move in circles, constantly obtain the of the first disk in renewal disk queue
One disk SMART information.
Preferably, in one of the embodiments, being obtained from controller in two controllers and the first disk is updated
First disk SMART information, shortening task execution time, on the basis of mitigating system burden, also balanced master controller and
From the load of controller.
As a kind of embodiment, before obtaining every time and updating disk SMART information, in addition to step S100,
Judge the busy state of all disks in double-control system, determine whether controller obtains and more according to the busy state of all disks
The disk SMART information of new disk.
Specifically, as a kind of embodiment, step S100 comprises the following steps：
S110, obtain the read write command quantity of all disks in double-control system.
S120, judges whether read write command quantity is more than default fixed threshold.
S121, if so, then double-control system is in busy state, controller, which does not perform, obtains and updates disk SMART information
The step of, and controller waits next acquisition and updates the instruction of disk SMART information.
S122, if it is not, then double-control system is in idle condition, controller, which performs, obtains and updates disk SMART information
Step.
Before obtaining every time and updating disk SMART information, the busy state of all disks in double-control system is first judged,
If double-control system is in busy state, now obtains and update disk SMART information, it is possible to influence disk performance, therefore, jump
This obtaining and updating disk SMART information for task is crossed, is waited and is obtained again when obtaining the arrival of more new task next time and update magnetic
The disk SMART information of disk, eliminates the influence to disk performance.If double-control system is in idle condition, obtains and update magnetic
Disk SMART information will not bring influence to disk performance, directly perform this subtask.Specifically, judge whether double-control system is numerous
Busy standard is determined by the read write command quantity and default fixed threshold of all disks, if the read write command quantity of all disks is big
In default fixed threshold, it is determined that double-control system is in busy state, if the read write command quantity of all disks is less than or equal in advance
If fixed threshold, it is determined that double-control system is in idle condition, wherein, preset fixed threshold and set according to the empirical value of correlation.
Certainly, above-mentioned simply to judge a whether busy embodiment of double-control system, those skilled in the art also can be according to it
Whether his parameter decision double-control system is busy, and it belongs to the scope of protection of the invention.It should be noted that timing acquisition and more
The service driving that the execution of the task of new disk SMART information is provided by Linux crond, the application interface of timing range is set
It is supplied to display interface and command line interface (CLI) to use.
It should be noted that judge that the whether busy standard of double-control system is the read write command quantity of all disks and preset
The size of fixed threshold, rather than single or part disk read write command quantity, are because only that all idle in all disks
When, the performance of disk is just unaffected, if one or part disk are in idle condition, and other disks are in busy
State, then the performance for the disk that influence is being read and write is possible to when obtaining and updating disk SMART information.
One of ordinary skill in the art will appreciate that realize all or part of flow in above-described embodiment method, being can be with
The hardware of correlation is instructed to complete by computer program, described program can be stored in a computer read/write memory medium
In, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
Based on same inventive concept, present invention also offers a kind of double-control system of timing renewal disk SMART information, by
It is similar to a kind of foregoing method of timing renewal disk SMART information in the principle of this system solution problem, therefore the system
Implementation may refer to the implementation of preceding method, repeats part and repeats no more.
The double-control system for the timing renewal disk SMART information that one embodiment of the invention provides, referring to Fig. 4, including two
Controller, display interface 300 and several disks 400 being electrically connected with controller, any one in two controllers include
Update module is obtained, and any one in two controllers includes sending module, display module 300 is with being provided with sending module
Controller is electrically connected with.Update module is obtained, timing acquisition is configured to and updates the disk SMART information of disk.Send mould
Block, it is configured to the disk SMART information after renewal being sent to display interface.Display interface, after being configured to display renewal
Disk SMART information.
The double-control system of timing renewal disk SMART information provided in an embodiment of the present invention, by one in double-control system
Controller obtains and updates the disk SMART information of disk, effectively overcomes two in traditional double-control system controls and thinks highly of
The multiple wasting of resources for obtaining and updating disk SMART information bands and come.
As a kind of embodiment, two controllers are respectively master controller 100 and from controller 200, from controller
200, which include acquisition update module 220 and synchronization module 240, master controller 100, includes sending module 120, and master controller 100
It is electrically connected with display interface 300.Update module 220 is obtained, timing acquisition is configured to and updates the disk SMART letters of disk
Breath.Synchronization module 240, it is configured to the disk SMART that acquisition update module 220 is obtained and updated by remote procedure call
Synchronizing information is to master controller 100.Sending module 120, it is configured to send out the synchronous disk SMART information of synchronization module 240
It is sent to display interface 300.
As a kind of embodiment, obtaining update module 220 includes obtaining updating block 221 and mobile unit 222, institute
Stating sending module 120 includes transmitting element 121.Wherein：Updating block 221 is obtained, is configured to obtain and update disk queue
In the first disk the first disk SMART information.Mobile unit 222, it is configured to obtaining and updating first disk
After SMART information, the first disk is moved to the tail of the queue of disk queue.Transmitting element 121, it is configured to after renewal
One disk SMART information is sent to display interface.Display interface 300, the first disk SMART being also configured to after display renewal
Information.Wherein, disk queue is made up of disk 400 all in double-control system, and the first disk is located at the head of the queue of disk queue.
As a kind of embodiment, controller also includes judge module 210, is configured to obtaining every time and updating magnetic
Before disk SMART information, the busy state of all disks in double-control system is judged, determine to control according to the busy state of all disks
Whether device processed obtains and updates the disk SMART information of disk.
Preferably, include the judge module 210 from controller, can effectively balanced master controller and from controller it
Between load.
As a kind of embodiment, judge module 210 includes acquiring unit 211 and judging unit 212.Wherein：Obtain
Unit 211, it is configured to obtain the read write command quantity of all disks in double-control system.Judging unit 212, it is configured to judge
Whether read write command quantity is more than default fixed threshold；If so, then double-control system is in busy state, controller does not perform acquisition
The step of with renewal disk SMART information, and controller waits next acquisition and updates the instruction of disk SMART information；If
No, then double-control system is in idle condition, and controller performs the step of obtaining and updating disk SMART information.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
- A kind of 1. method of timing renewal disk SMART information, suitable for double-control system, it is characterised in that the double-control system The display interface being electrically connected with including two controllers, with the controller and several be electrically connected with the controller Disk, this method comprise the following steps：Any one timing acquisition in two controllers simultaneously updates the disk SMART information of disk；The disk SMART information after renewal is sent to the display interface；The disk SMART information after the display interface display renewal.
- 2. the method for timing renewal disk SMART information according to claim 1, it is characterised in that two controls Device is respectively master controller and is electrically connected with from controller, the master controller with the display interface；It is described from controller timing acquisition and to update the disk SMART information, and by remote procedure call by the disk SMART synchronizing informations are to the master controller；The disk SMART information after renewal is sent to the display interface by the master controller.
- 3. the method for timing renewal disk SMART information according to claim 1, it is characterised in that comprise the following steps：Any one timing acquisition in two controllers and the first disk SMART letters for updating the first disk in disk queue Breath；After obtaining and updating the first disk SMART information, first disk is moved to the tail of the queue of disk queue；The first disk SMART information after renewal is sent to the display interface；The first disk SMART information after the display interface display renewal；Wherein, the disk queue is made up of disk all in the double-control system, and first disk is located at the disk The head of the queue of queue.
- 4. the method for timing according to claim 1 renewal disk SMART information, it is characterised in that obtain each and It is further comprising the steps of before updating the disk SMART information：Judge the busy state of all disks in the double-control system, the control is determined according to the busy state of all disks Whether device processed obtains and updates the disk SMART information of the disk.
- 5. the method for timing renewal disk SMART information according to claim 4, it is characterised in that described in the judgement The busy state of all disks in double-control system, determine whether the controller obtains according to the busy state of all disks And the disk SMART information of the disk is updated, comprise the following steps：Obtain the read write command quantity of all disks；Judge whether the read write command quantity is more than default fixed threshold；If so, then the double-control system is in busy state, the controller does not perform the acquisition and updates the disk The step of SMART information, and the controller waits next acquisition and updates the instruction of the disk SMART information；If it is not, then the double-control system is in idle condition, the controller performs the acquisition and updates the disk SMART The step of information.
- 6. a kind of double-control system of timing renewal disk SMART information, it is characterised in that including two controllers, display interface The disk being electrically connected with several with the controller, any one in two controllers include obtaining update module, And any one in two controllers includes sending module；The display interface and the control for being provided with the sending module Device is electrically connected with；The acquisition update module, it is configured to timing acquisition and updates the disk SMART information of disk；The sending module, it is configured to the disk SMART information after renewal being sent to the display interface；The display interface, the disk SMART information being configured to after display renewal.
- 7. the double-control system of timing renewal disk SMART information according to claim 6, it is characterised in that described in two Controller is respectively master controller and from controller, described to include the acquisition update module and synchronization module, institute from controller Stating master controller includes the sending module, and the master controller is electrically connected with the display interface；The acquisition update module, it is configured to timing acquisition and updates the disk SMART information of the disk；The synchronization module, it is configured to the magnetic that the acquisition update module is obtained and updated by remote procedure call Disk SMART synchronizing informations are to the master controller；The sending module, it is configured to the synchronous disk SMART information of the synchronization module being sent to the display Interface.
- 8. the double-control system of timing renewal disk SMART information according to claim 6, it is characterised in that the acquisition Update module, which includes acquisition updating block and mobile unit, the sending module, includes transmitting element, wherein：The acquisition updating block, it is configured to timing acquisition and updates the first disk SMART of the first disk in disk queue Information；The mobile unit, it is configured to after obtaining and updating the first disk SMART information, by first disk It is moved to the tail of the queue of disk queue；The transmitting element, it is configured to the first disk SMART information after renewal being sent to the display interface；The display interface, the first disk SMART information being also configured to after display renewal；Wherein, the disk queue is made up of disk all in the double-control system, and first disk is located at the disk The head of the queue of queue.
- 9. the double-control system of timing renewal disk SMART information according to claim 6, it is characterised in that the control Device also includes judge module；The judge module, it is configured to before obtaining every time and updating the disk SMART information, judges the dual control system The busy state of all disks in system, whether obtain and update according to the busy state of all disks decision controller The disk SMART information of the disk.
- 10. the double-control system of timing renewal disk SMART information according to claim 9, it is characterised in that the judgement Module includes acquiring unit and judging unit, wherein：The acquiring unit, it is configured to obtain the read write command quantity of all disks；The judging unit, it is configured to judge whether the read write command quantity is more than default fixed threshold；It is if so, then described The step of double-control system is in busy state, and the controller does not perform the acquisition and updates the disk SMART information, and The controller waits next acquisition and updates the instruction of the disk SMART information；If it is not, then the double-control system is in Idle condition, the controller perform described the step of obtaining and updating the disk SMART information.
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| CN109407970B (en) * | 2018-09-12 | 2022-02-11 | 新华三技术有限公司成都分公司 | Read-write request processing method and device and electronic equipment |
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