CN109656475A - A kind of method, apparatus that cache is automatically closed, terminal and storage medium - Google Patents
A kind of method, apparatus that cache is automatically closed, terminal and storage medium Download PDFInfo
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- CN109656475A CN109656475A CN201811467070.2A CN201811467070A CN109656475A CN 109656475 A CN109656475 A CN 109656475A CN 201811467070 A CN201811467070 A CN 201811467070A CN 109656475 A CN109656475 A CN 109656475A
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- script
- cache
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- write
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/062—Securing storage systems
- G06F3/0622—Securing storage systems in relation to access
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
- G06F3/0656—Data buffering arrangements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0674—Disk device
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The present invention provides a kind of method, apparatus that cache is automatically closed, terminal and storage medium, comprising: the closing script of different model hard disk cache is directed to according to hard disk cache shutdown command setting；The closing script and the mapping relations for closing script and hard disk model are stored to configuration file；Obtain the model of hard disk to be processed；Read configuration file and according to mapping relations screening closing script corresponding with the hard disk to be processed；Execute the corresponding closing script.The present invention can be realized the permanent closing for writing cache, eliminate hard disk powered-off fault loss of data risk, guarantees the safety write-in of data, meets requirement of the client to Information Security.
Description
Technical field
The invention belongs to servers, and technical field is arranged, and in particular to a kind of method, apparatus that cache is automatically closed, end
End and storage medium.
Background technique
With the continuous development of server market, server is widely used in all trades and professions, and user spreads internet, leads to
Major industries such as news, finance, education.Some clients are very strict to the security requirement of data, especially with financial industry and army
Based on industrial and commercial bank's industry, the loss of any data can all lead to fatefulue influence.
Hard disk is the carrier of data storage, and this requires hard disks must have the data storage capacities of high safety, cannot go out
The risk of the loss of existing data.But according to the working principle of hard disk, during hard disk is written in data, data first can be hard
It is lined up in the cache of disk, is then then written in hard disks, the cache of hard disk is volatile storage medium, if hard disk exists
Power down is suddenly encountered in data writing process, the data in hard disk cache are possible to only really write in the presence of the risk lost
Data on to disk are only safe, and in order to solve the risk of such loss of data, need to close hard disk writes cache.
The lower setting hard disk cache disable of Raid card is a kind of approach that hard disk closes cache, but this method exists
Various limitations, and only interim closing hard disk cache, permanent cannot close, if Raid card encounters maintenance replacement,
Then the state of hard disk cache will be changed to opening state.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of method, apparatus that cache is automatically closed, terminal and storage
Medium, to solve the above technical problems.
In a first aspect, the embodiment of the present application provides a kind of method that cache is automatically closed, which comprises
The closing script of different model hard disk cache is directed to according to hard disk cache shutdown command setting；
The closing script and the mapping relations for closing script and hard disk model are stored to configuration file；
Obtain the model of hard disk to be processed；
Read configuration file and according to mapping relations screening closing script corresponding with the hard disk to be processed；
Execute the corresponding closing script.
With reference to first aspect, described to be set according to hard disk cache shutdown command in the first embodiment of first aspect
Setting the closing script for different model hard disk cache includes:
#./changeWCstate.sh wc_always_disable.bin sdx write-in will be ordered hard for Seagate SATA
The closing script of disk；
512 25 D6 of-i WCD.bin/dev/sdx A1 0A of #sg_raw-s, 01 E0 4F C2 A0 B0 will be ordered
00 00 write-ins are directed to the closing script of WDC SATA hard disc.
With reference to first aspect, in second of embodiment of first aspect, the method also includes:
#hdparm-W/dev/sdx order write-in cache state is checked into script；
It executes the cache state and checks that script obtains write-caching parameter value；
Judge whether the write-caching parameter value is 0:
It is then to show that cache is closed successfully；
It is no, then show cache Fail-closed.
Second aspect, the embodiment of the present application provide a kind of device that cache is automatically closed, and described device includes:
Script setting unit is configured to be arranged according to hard disk cache shutdown command for different model hard disk cache's
Close script；
File configuration unit is configured to the closing script and the mapping relations for closing script and hard disk model
It stores to configuration file；
Model acquiring unit is configured to obtain the model of hard disk to be processed；
Script searching unit, be configured to read configuration file and according to mapping relations screening with it is described to be processed hard
The corresponding closing script of disk；
Script executing unit is configured to carry out the corresponding closing script.
In conjunction with second aspect, in the first embodiment of second aspect, the script setting unit includes:
First setup module is configured to that #./changeWCstate.shwc_always_disable.bin will be ordered
Sdx write-in is directed to the closing script of Seagate SATA hard disc；
Second setup module is configured to that 512-i WCD.bin/dev/sdx A1 0A 25 of #sg_raw-s will be ordered
01 E0 4F C2 A0 B0 00 00 of D6 write-in is directed to the closing script of WDC SATA hard disc.
In conjunction with second aspect, in second of embodiment of second aspect, described device further include:
It checks script setting unit, is configured to #hdparm-W/dev/sdx order write-in cache state checking foot
This；
It checks script executing unit, is configured to carry out the cache state and checks that script obtains write-caching ginseng
Numerical value；
State parameter judging unit is configured to judge whether the write-caching parameter value is 0；
Successfully display unit is closed, display cache is configured to and closes successfully；
Fail-closed display unit is configured to display cache Fail-closed.
The third aspect provides a kind of terminal, comprising:
Processor, memory, wherein
The memory is used to store computer program,
The processor from memory for calling and running the computer program, so that terminal executes above-mentioned terminal
Method.
Fourth aspect provides a kind of computer storage medium, instruction is stored in the computer readable storage medium,
When run on a computer, so that computer executes method described in above-mentioned various aspects.
5th aspect, provides a kind of computer program product comprising instruction, when run on a computer, so that
Computer executes method described in above-mentioned various aspects.
The beneficial effects of the present invention are,
The method, apparatus that cache is automatically closed, terminal and storage medium provided by the invention, by the way that a variety of closings are arranged
Script will simultaneously obtain the model of hard disk to be processed i.e. after the mapping relations for closing script and hard disk model store into configuration file
Closing script corresponding with hard disk to be processed can be searched from configuration file, the corresponding script of execution can permanently close to be processed hard
The cache of disk.The present invention can be realized the permanent closing for writing cache, eliminate hard disk powered-off fault loss of data risk, guarantee
The safety write-in of data, meets requirement of the client to Information Security.
In addition, design principle of the present invention is reliable, structure is simple, has very extensive application prospect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without creative efforts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic flow chart of the method for the application one embodiment.
Fig. 2 is the schematic block diagram of the device of the application one embodiment.
Fig. 3 is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work, all should belong to protection of the present invention
Range.
The Key Term occurred in the application is explained below.
Fig. 1 is the schematic flow chart of the method for the application one embodiment.Wherein, Fig. 1 executing subject can be one kind
The device of cache is automatically closed.
As shown in Figure 1, this method 100 includes:
Step 110, the closing script of different model hard disk cache is directed to according to hard disk cache shutdown command setting；
Step 120, the closing script and the mapping relations for closing script and hard disk model are stored to configuration text
Part；
Step 130, the model of hard disk to be processed is obtained；
Step 140, configuration file is read and according to mapping relations screening closing corresponding with the hard disk to be processed
Script；
Step 150, the corresponding closing script is executed.
Optionally, described that different model is directed to according to hard disk cache shutdown command setting as the application one embodiment
The closing script of hard disk cache includes:
#./changeWCstate.sh wc_always_disable.bin sdx write-in will be ordered hard for Seagate SATA
The closing script of disk；
512 25 D6 of-i WCD.bin/dev/sdx A1 0A of #sg_raw-s, 01 E0 4F C2 A0 B0 will be ordered
00 00 write-ins are directed to the closing script of WDC SATA hard disc.
Optionally, as the application one embodiment, the method also includes:
#hdparm-W/dev/sdx order write-in cache state is checked into script；
It executes the cache state and checks that script obtains write-caching parameter value；
Judge whether the write-caching parameter value is 0:
It is then to show that cache is closed successfully；
It is no, then show cache Fail-closed.
In order to facilitate the understanding of the present invention, the principle of the method for cache is automatically closed with the present invention below, in conjunction with implementation
Cache write to hard disk carry out the process that processing is automatically closed in example, to the method provided by the invention that cache is automatically closed do into
The description of one step.
Specifically, the method that cache is automatically closed includes:
S1, the closing script that different model hard disk cache is directed to according to hard disk cache shutdown command setting.
#./changeWCstate.sh wc_always_disable.bin sdx write-in will be ordered hard for Seagate SATA
The closing script changeWCstate.sh of disk；512-iWCD.bin/dev/sdx A1 0A of #sg_raw-s, 25 D6 will be ordered
01 E0 4F C2 A0 B0 00 00 write-in is directed to the closing script WCD.bin of WDC SATA hard disc.
S2, the closing script and the mapping relations for closing script and hard disk model are stored to configuration file.
S3, the model for obtaining hard disk to be processed.
Hard disk model is obtained using script reading service device system log.
S4, configuration file is read and according to mapping relations screening closing script corresponding with the hard disk to be processed.
Corresponding closing script is searched from configuration file according to the hard disk model of acquisition, sg3 tool is installed, corresponding pass
Script is closed to copy in system.
S5, corresponding closing script is executed.
S6, cache state is checked.
#hdparm-W/dev/sdx order write-in cache state is checked into script wc_always_disable.bin, it will
State checks script wc_always_disable.bin storage to closing under the storage catalogue of script, and closing, script execution is complete
Script is checked at rear execution, obtains write-caching parameter value.Judge whether the write-caching parameter value is 0:
It is then to show that cache is closed successfully；It is no, then show cache Fail-closed.
If Fig. 2 shows, which includes:
Script setting unit 210, the script setting unit 210 are used to be directed to according to hard disk cache shutdown command setting
The closing script of different model hard disk cache；
File configuration unit 220, the file configuration unit 220 be used for the closings script and the closing script and
The mapping relations of hard disk model are stored to configuration file；
Model acquiring unit 230, the model acquiring unit 230 are used to obtain the model of hard disk to be processed；
Script searching unit 240, the script searching unit 240 is for reading configuration file and according to the mapping relations
Screening closing script corresponding with the hard disk to be processed；
Script executing unit 250, the script executing unit 250 is for executing the corresponding closing script.
Optionally, as the application one embodiment, the script setting unit includes:
First setup module is configured to that #./changeWCstate.shwc_always_disable.bin will be ordered
Sdx write-in is directed to the closing script of Seagate SATA hard disc；
Second setup module is configured to that 512-i WCD.bin/dev/sdx A1 0A 25 of #sg_raw-s will be ordered
01 E0 4F C2 A0 B0 00 00 of D6 write-in is directed to the closing script of WDC SATA hard disc.
Optionally, as the application one embodiment, described device further include:
It checks script setting unit, is configured to #hdparm-W/dev/sdx order write-in cache state checking foot
This；
It checks script executing unit, is configured to carry out the cache state and checks that script obtains write-caching ginseng
Numerical value；
State parameter judging unit is configured to judge whether the write-caching parameter value is 0；
Successfully display unit is closed, display cache is configured to and closes successfully；
Fail-closed display unit is configured to display cache Fail-closed.
Fig. 3 is a kind of structural schematic diagram of terminal installation 300 provided in an embodiment of the present invention, which can be with
For executing the method provided by the embodiments of the present application for updating heat dissipation policing parameter.
Wherein, which may include: processor 310, memory 320 and communication unit 330.These components
It is communicated by one or more bus, it will be understood by those skilled in the art that the structure of server shown in figure is not
The restriction to the application is constituted, it is also possible to hub-and-spoke configuration either busbar network, can also include more than illustrating
Or less component, perhaps combine certain components or different component layouts.
Wherein, which can be used for executing instruction for storage processor 310, and memory 320 can be by any class
The volatibility or non-volatile memories terminal or their combination of type are realized, such as static random access memory (SRAM), electricity
Erasable Programmable Read Only Memory EPROM (EEPROM), Erasable Programmable Read Only Memory EPROM (EPROM), programmable read only memory
(PROM), read-only memory (ROM), magnetic memory, flash memory, disk or CD.When executing instruction in memory 320
When being executed by processor 310, so that terminal 300 some or all of is able to carry out in following above method embodiment step.
Processor 310 is the control centre for storing terminal, utilizes each of various interfaces and the entire electric terminal of connection
A part by running or execute the software program and/or module that are stored in memory 320, and calls and is stored in storage
Data in device, to execute the various functions and/or processing data of electric terminal.The processor can be by integrated circuit
(Integrated Circuit, abbreviation IC) composition, such as the IC that can be encapsulated by single are formed, can also be by more of connection
The encapsulation IC of identical function or different function and form.For example, processor 310 can only include central processing unit
(Central Processing Unit, abbreviation CPU).In the application embodiment, CPU can be single operation core, can also
To include multioperation core.
Communication unit 330, for establishing communication channel, so that the storage terminal be allow to be led to other terminals
Letter.It receives the user data of other terminals transmission or sends user data to other terminals.
The application also provides a kind of computer storage medium, wherein the computer storage medium can be stored with program, the journey
Sequence may include step some or all of in each embodiment provided by the present application when executing.The storage medium can for magnetic disk,
CD, read-only memory (English: read-only memory, referred to as: ROM) or random access memory (English:
Random access memory, referred to as: RAM) etc..
Therefore, the application pass through setting it is a variety of close scripts and will the mapping relations that script and hard disk model be closed store to
After in configuration file, the model for obtaining hard disk to be processed can search closing foot corresponding with hard disk to be processed from configuration file
This, the cache of hard disk to be processed can permanently be closed by executing corresponding script.The present invention can be realized the permanent pass for writing cache
It closes, eliminates hard disk powered-off fault loss of data risk, guarantee the safety write-in of data, meet client and Information Security is wanted
It asks, the attainable technical effect of the present embodiment institute may refer to described above, and details are not described herein again.
It is required that those skilled in the art can be understood that the technology in the embodiment of the present application can add by software
The mode of general hardware platform realize.Based on this understanding, the technical solution in the embodiment of the present application substantially or
Say that the part that contributes to existing technology can be embodied in the form of software products, which is stored in
Such as USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory in one storage medium
The various media that can store program code such as (RAM, Random Access Memory), magnetic or disk, including it is several
Instruction is used so that a terminal (can be personal computer, server or second terminal, the network terminal etc.) is held
Row all or part of the steps of the method according to each embodiment of the present invention.
Same and similar part may refer to each other between each embodiment in this specification.Implement especially for terminal
For example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring in embodiment of the method
Explanation.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
Although by reference to attached drawing and combining the mode of preferred embodiment to the present invention have been described in detail, the present invention
It is not limited to this.Without departing from the spirit and substance of the premise in the present invention, those of ordinary skill in the art can be to the present invention
Embodiment carry out various equivalent modifications or substitutions, and these modifications or substitutions all should in covering scope of the invention/appoint
What those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, answer
It is included within the scope of the present invention.Therefore, protection scope of the present invention is answered described is with scope of protection of the claims
It is quasi-.
Claims (8)
1. a kind of method that cache is automatically closed, which is characterized in that the described method includes:
The closing script of different model hard disk cache is directed to according to hard disk cache shutdown command setting；
The closing script and the mapping relations for closing script and hard disk model are stored to configuration file；
Obtain the model of hard disk to be processed；
Read configuration file and according to mapping relations screening closing script corresponding with the hard disk to be processed；
Execute the corresponding closing script.
2. the method according to claim 1, wherein described be directed to not according to hard disk cache shutdown command setting
Closing script with model hard disk cache includes:
#./changeWCstate.sh wc_always_disable.bin sdx write-in will be ordered for Seagate SATA hard disc
Close script；
512 25 D6 of-i WCD.bin/dev/sdx A1 0A of #sg_raw-s, 01 E0 4F C2 A0 B0 00 00 will be ordered
Write-in is directed to the closing script of WDC SATA hard disc.
3. the method according to claim 1, wherein the method also includes:
#hdparm-W/dev/sdx order write-in cache state is checked into script；
It executes the cache state and checks that script obtains write-caching parameter value；
Judge whether the write-caching parameter value is 0:
It is then to show that cache is closed successfully；
It is no, then show cache Fail-closed.
4. a kind of device that cache is automatically closed, which is characterized in that described device includes:
Script setting unit is configured to that the closing for being directed to different model hard disk cache is arranged according to hard disk cache shutdown command
Script；
File configuration unit is configured to store in the closing script and the mapping relations for closing script and hard disk model
To configuration file；
Model acquiring unit is configured to obtain the model of hard disk to be processed；
Script searching unit is configured to read configuration file and according to mapping relations screening and the hard disk pair to be processed
The closing script answered；
Script executing unit is configured to carry out the corresponding closing script.
5. device according to claim 4, which is characterized in that the script setting unit includes:
First setup module is configured to that #./changeWCstate.sh wc_always_disable.bin sdx will be ordered
Write-in is directed to the closing script of Seagate SATA hard disc；
Second setup module is configured to that 512-i WCD.bin/dev/sdx A1 0A of #sg_raw-s, 25 D6 01 will be ordered
The write-in of E0 4F C2 A0 B0 00 00 is directed to the closing script of WDC SATA hard disc.
6. device according to claim 4, which is characterized in that described device further include:
It checks script setting unit, is configured to #hdparm-W/dev/sdx order write-in cache state checking script；
It checks script executing unit, is configured to carry out the cache state and checks that script obtains write-caching parameter
Value；
State parameter judging unit is configured to judge whether the write-caching parameter value is 0；
Successfully display unit is closed, display cache is configured to and closes successfully；
Fail-closed display unit is configured to display cache Fail-closed.
7. a kind of terminal characterized by comprising
Processor；
The memory executed instruction for storage processor；
Wherein, the processor is configured to perform claim requires the described in any item methods of 1-3.
8. a kind of computer readable storage medium for being stored with computer program, which is characterized in that the program is executed by processor
Shi Shixian method as claimed in any one of claims 1-3.
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| CN113220603A (en) * | 2021-05-27 | 2021-08-06 | 济南浪潮数据技术有限公司 | Hard disk cache closing method, device, terminal and storage medium |
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