CN110515547A - A kind of solid state hard disk and computer equipment - Google Patents
A kind of solid state hard disk and computer equipment Download PDFInfo
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- CN110515547A CN110515547A CN201910736389.9A CN201910736389A CN110515547A CN 110515547 A CN110515547 A CN 110515547A CN 201910736389 A CN201910736389 A CN 201910736389A CN 110515547 A CN110515547 A CN 110515547A
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- 239000007787 solid Substances 0.000 title claims abstract description 114
- 238000012545 processing Methods 0.000 claims abstract description 55
- 239000010813 municipal solid waste Substances 0.000 claims description 38
- 238000005299 abrasion Methods 0.000 claims description 34
- 238000013508 migration Methods 0.000 claims description 20
- 230000005012 migration Effects 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000004364 calculation method Methods 0.000 claims description 5
- 238000013507 mapping Methods 0.000 claims description 5
- 238000012937 correction Methods 0.000 claims description 4
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- 230000004048 modification Effects 0.000 description 2
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- 208000033748 Device issues Diseases 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
- G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
- G06F11/1044—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices with specific ECC/EDC distribution
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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
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0629—Configuration or reconfiguration of storage systems
-
- 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
- G06F3/0638—Organizing or formatting or addressing of data
- G06F3/064—Management of blocks
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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
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
- G06F3/0652—Erasing, e.g. deleting, data cleaning, moving of data to a wastebasket
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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
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
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Abstract
This application discloses a kind of solid state hard disk, including SSD interface, the main control chip of NAND Interface and built-in FTL execution module；The main control chip, for detected by the NAND Interface flash block mode of operation and by the SSD interface by the information of the flash block be uploaded to built in FTL computing module central processing unit, and by the SSD interface executing instruction of receiving that the central processing unit issues and execute instruction execution corresponding operation according to described.By the way that FTL module is carried out layering decoupling, solid state hard disk only retains FTL execution module therein and will move to central processing unit on FTL computing module, can greatly reduce solid state hard disk cost, promote the standardization of hardware and the open source of software.Disclosed herein as well is a kind of computer equipments, equally have above-mentioned technique effect.
Description
Technical field
This application involves field of computer technology, in particular to a kind of solid state hard disk；Further relate to a kind of computer equipment.
Background technique
SDD, that is, solid state hard disk is manufactured hard disk with solid-state electronic storage chip array, is played in computer equipment
Important conduct.Wherein, the FTL in the main control chip of solid state hard disk (Flash Translation Layer) module be responsible for into
The functions such as row bad block management, address conversion, garbage reclamation, abrasion equilibrium, the FTL algorithm due to realizing above-mentioned function is more complex,
And its core technology only rests in a small number of manufacturer's hands, by binding the main control chip in FTL algorithm and solid state hard disk, with solid
The form of part program is solidificated in main control chip, leads to the higher cost of solid state hard disk in this way, is unfavorable for the development of solid state hard disk.
In view of this, how to provide a kind of technical solution for solving above-mentioned technological deficiency has become those skilled in the art urgently
Technical problem to be solved.
Summary of the invention
The purpose of the application is to provide a kind of solid state hard disk, can be effectively reduced cost, promote the standardization of hardware with it is soft
The open source of part.The another object of the application is to provide a kind of computer equipment, equally has above-mentioned technique effect.
In order to solve the above technical problems, this application provides a kind of solid state hard disks, comprising:
SSD interface, the main control chip of NAND Interface and built-in FTL execution module；
The main control chip, for detecting the mode of operation of flash block by the NAND Interface and being connect by the SSD
The information of the flash block is uploaded to the central processing unit of built-in FTL computing module by mouth, and is received by the SSD interface
What the central processing unit issued executes instruction and executes instruction execution corresponding operation according to described.
Optionally, the FTL execution module includes:
Bad block management execution module detects that the flash block fails or writes there are ECC error correction failure or erasing for working as
When failure, the information of the flash block is uploaded to the central processing unit, so that the central processing unit updates bad block table；
Address conversion execution module, for receiving physical page address that the central processing unit issues and according to the physics
Page address is written and read；
Garbage reclamation execution module instructs and for receiving the garbage reclamation that the central processing unit issues according to the rubbish
Rubbish recovery command carries out garbage collection operation；
Abrasion equilibrium execution module instructs and for receiving the Data Migration that the central processing unit issues according to the number
It is instructed according to migration and carries out data migration operation.
In order to solve the above technical problems, the computer equipment includes such as present invention also provides a kind of computer equipment
Solid state hard disk described above and rear end driving are provided with the central processing unit of FTL computing module.
Optionally, the FTL computing module includes:
Bad block management computing module, for receiving the information for the flash block that the solid state hard disk uploads and according to the flash memory
The information update bad block table of block；
Address conversion computing module, for obtaining the corresponding object of current logic block according to logical block and the mapping table of Physical Page
Reason page simultaneously issues physical page address to the solid state hard disk；
Garbage reclamation computing module, for recording the data information in flash block and determining rubbish according to the data information
Recycle object simultaneously issues garbage reclamation and instructs to the solid state hard disk；
First abrasion equilibrium computing module, for determining data migration target simultaneously according to the erasable number of each flash block
Data Migration is issued to instruct to the solid state hard disk.
Optionally, the rear end driving is corresponded with the solid state hard disk.
Optionally, the front-end driven of the central processing unit is additionally provided with capacity equilibrium computing module, for acquiring each institute
It states the capacity information of solid state hard disk and determines the target solid state hard disk of presently written data according to the capacity information.
Optionally, the front-end driven of the central processing unit is additionally provided with read-write equilibrium calculation module, for acquiring each institute
It states the reading writing information of solid state hard disk and determines the target solid state hard disk of current read-write data according to the reading writing information.
Optionally, the front-end driven of the central processing unit is additionally provided with the second abrasion equilibrium computing module, for acquiring
The erasable number of each solid state hard disk simultaneously obtains the abrasion condition and root of each solid state hard disk according to the erasable number
The target solid state hard disk of current read-write data is determined according to the abrasion condition.
Solid state hard disk provided herein, including SSD interface, the master control of NAND Interface and built-in FTL execution module
Chip；The main control chip, will for detecting the mode of operation of flash block by the NAND Interface and passing through the SSD interface
The information of the flash block is uploaded to the central processing unit of built-in FTL computing module, and by described in SSD interface reception
What central processing unit issued executes instruction and executes instruction execution corresponding operation according to described.
As it can be seen that all solidifying in the conventional solution of the main control chip of solid state hard disk, the application institute compared with by FTL module
The solid state hard disk of offer carries out layering decoupling to FTL module, and FTL execution module easy to accomplish in FTL module is retained in solid-state
In the main control chip of hard disk, and complicated FTL computing module is separated from main control chip, in the form of open source software in
Central processor executes, and is detached from manufacturer's binding, more manufacturers are able to produce manufacture solid state hard disk, to greatly reduce solid-state
Hard disk cost promotes the standardization of hardware and the open source of software.
Computer equipment provided herein equally has above-mentioned technique effect.
Detailed description of the invention
It in order to more clearly explain the technical solutions in the embodiments of the present application, below will be to institute in the prior art and embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the application
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of schematic diagram of solid state hard disk provided by the embodiment of the present application；
Fig. 2 is the schematic diagram of solid state hard disk in the prior art.
Specific embodiment
The core of the application is to provide a kind of solid state hard disk, can be effectively reduced cost, promote the standardization of hardware with it is soft
The open source of part；Another core of the application is to provide a kind of computer equipment, equally has above-mentioned technique effect.
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall in the protection scope of this application.
Referring to FIG. 1, Fig. 1 is a kind of schematic diagram of solid state hard disk provided by the embodiment of the present application；Refering to what is shown in Fig. 1,
The solid state hard disk includes:
SSD interface, the main control chip of NAND Interface and built-in FTL execution module；Main control chip, for being connect by NAND
The mode of operation of mouth detection flash block and the center that the information of flash block is uploaded to built-in FTL computing module by SSD interface
Processor, and executing instruction and being grasped accordingly according to executing instruction to execute by what SSD interface reception central processing unit issued
Make.
Specifically, with reference to the schematic diagram of existing solid state hard disk shown in Fig. 2, the main control chip of existing solid state hard disk is cured
FTL module had not only included FTL computing module but also had included FTL execution module, i.e., the main control chip of existing solid state hard disk both assumes responsibility for reality
The calculating work of the functions such as existing bad block management, address transfer, garbage reclamation, abrasion equilibrium, but assume responsibility for realization bad block management,
The execution work of the functions such as location transfer, garbage reclamation, abrasion equilibrium.Existing solid state hard disk shown in Fig. 2 is compared, the application is mentioned
It is only remained in the main control chip of the solid state hard disk of confession and realizes the functions such as bad block management, address transfer, garbage reclamation, abrasion equilibrium
FTL execution module, i.e., FTL execution module is only solidified into the main control chip in solid state hard disk, and will realize bad block management, address
The FTL computing module of the functions such as transfer, garbage reclamation, abrasion equilibrium is separated from FTL module, in the form of open source software
It is executed by the central processing unit of computer equipment, to realize that bad block management calculates, address transfer calculates, rubbish using central processing unit
Rubbish recycling calculates and abrasion equilibrium calculates.Solid state hard disk itself is then communicated by NAND Interface with flash block, and flash block is detected
Mode of operation, and communicated using SSD interface with central processing unit, upload the information of flash block to built-in FTL and calculate mould
The central processing unit of block, and receive and execute instruction execution corresponding operation according to what central processing unit issued.Since FTL is held
Row module is simply easily achieved, so that more producers can manufacture solid state hard disk provided herein, is detached from few
The binding of number producer, reduces the cost of solid state hard disk.
Wherein, in a kind of specific embodiment, above-mentioned FTL execution module includes bad block management execution module, is used for
When detecting that flash block fails or writes unsuccessfully there are ECC error correction failure or erasing, the information of flash block is uploaded to centre
Device is managed, so that central processing unit updates bad block table；Address conversion execution module, the Physical Page issued for receiving central processing unit
Address is simultaneously written and read according to physical page address；Garbage reclamation execution module, the rubbish issued for receiving central processing unit
Rubbish recovery command simultaneously instructs progress garbage collection operation according to garbage reclamation；Abrasion equilibrium execution module, for receiving centre
The Data Migration that reason device issues, which is instructed and instructed according to Data Migration, carries out data migration operation.
Specifically, corresponding to FTL execution module in solid state hard disk includes bad block management execution module, address conversion execution mould
Block, garbage reclamation execution module and abrasion equilibrium execution module, the FTL computing module of central processing unit include bad block management meter
Calculate module, address conversion computing module, garbage reclamation computing module and the first abrasion equilibrium computing module.
Bad block management computing module in central processing unit is responsible for safeguarding that the bad block table of solid state hard disk, the bad block table have recorded
The flash block damaged in solid state hard disk.In the implementation procedure of solid state hard disk, the bad block management execution module in solid state hard disk is worked as
When detecting the case where some flash block fails or writes unsuccessfully there are ECC error correction failure or erasing, aforesaid operations can will be present
The information of the flash block of failure is uploaded to the bad block management computing module of central processing unit, so that bad block management computing module updates
Bad block table.
Garbage reclamation computing module in central processing unit has recorded the data in flash block, and which is valid data, which
For invalid data, and the distribution situation of data is counted, which valid data determination need to read from corresponding flash block
Out and which flash block is re-write, that is, determine garbage reclamation object, and further issues corresponding garbage reclamation instruction
To solid state hard disk, so that the garbage reclamation execution module in solid state hard disk executes instruction execution corresponding operating according to garbage reclamation,
It reads valid data and is written into other flash block, and the valid data in former flash block are deleted.
User accesses solid state hard disk by logical block address, and each logical block address represents a logical block.However, solid-state
Hard disk reads and writes flash memory, so-called Hash memory pages, that is, Physical Page by basic unit of Hash memory pages.It is as a result, flash memory in realization solid state hard disk
It reads and writes, the address conversion computing module in central processing unit safeguards a mapping table from logical block to Physical Page.When user needs
Read and write some logical block i.e. current logic block when, address conversion computing module obtains the logical block pair according to the mapping table first
The physical page address for the Physical Page answered, and the physical page address is issued to solid state hard disk, and then the address in solid state hard disk turns
It changes execution module and carries out corresponding read-write operation according to this physical page address.
The physical characteristic of flash memory causes its erasable number limited, will lead to its reliability drop when being more than specified erasable number
It is low, or even become bad block, for the reliability for ensureing solid state hard disk entirety, abrasion equilibrium processing need to be carried out to flash block, with as far as possible
When solid state hard disk in each flash block erasable number in same level, to extend the service life of solid state hard disk.In for this purpose,
The first abrasion equilibrium computing module in central processor will record the erasable number of each flash block, and frequent according to the read-write of data
Degree splits data into cold data and dsc data, and on this basis, and the first abrasion equilibrium computing module is according to each flash block
Erasable number determines data migration target, solid state hard disk and Xiang Gu where before and after data and Data Migration including migration
State hard disk issues corresponding Data Migration instruction, and dsc data is moved to the lower flash block of erasable number, cold data is moved
Move on to the more flash block of erasable number.Abrasion equilibrium execution module in solid state hard disk is after receiving Data Migration instruction
Corresponding migration operation executed to dsc data and cold data, and to central processing unit execution result back.
In conclusion all solidifying in the conventional solution of the main control chip of solid state hard disk compared with by FTL module, this Shen
Please provided by solid state hard disk, layering decoupling is carried out to FTL module, FTL execution module easy to accomplish in FTL module is retained in
In the main control chip of solid state hard disk, and complicated FTL computing module is separated from main control chip, in the form of open source software
It is executed by central processing unit, is detached from manufacturer's binding, more manufacturers are able to produce manufacture solid state hard disk, to greatly reduce
Solid state hard disk cost promotes the standardization of hardware and the open source of software.
Present invention also provides a kind of computer equipment, the computer equipment described below can with it is above-described solid
State hard disk corresponds to each other reference.The computer equipment includes that solid state hard disk as described above and rear end driving are provided with FTL meter
Calculate the central processing unit of module.And in a kind of specific embodiment, above-mentioned rear end driving is corresponded with solid state hard disk.
Specifically, the settable multiple rear end drivings of central processing unit, each rear end driving are corresponded with solid state hard disk, and
FTL computing module is set.Wherein, in a kind of specific embodiment, above-mentioned FTL computing module includes that bad block management calculates mould
Block, for receiving the information of the flash block of solid state hard disk upload and according to the information update bad block table of flash block；Address conversion meter
Module is calculated, for obtaining the corresponding Physical Page of current logic block and with issuing Physical Page according to logical block and the mapping table of Physical Page
Location is to solid state hard disk；Garbage reclamation computing module, for recording the data information in flash block and determining rubbish according to data information
Rubbish recycle object simultaneously issues garbage reclamation and instructs to solid state hard disk；First abrasion equilibrium computing module, for according to each flash block
Erasable number determine data migration target and issue Data Migration and instruct to solid state hard disk.
The embodiment of above-mentioned solid state hard disk is please referred to for the specific introduction of FTL computing module, the application does not do superfluous herein
It states.
In addition, the front-end driven of above-mentioned central processing unit is additionally provided with capacity equilibrium in a kind of specific embodiment
Computing module, for acquiring the capacity information of each solid state hard disk and determining the target solid-states of presently written data according to capacity information
Hard disk.
Specifically, the settable capacity equilibrium computing module of the front-end driven of central processing unit, to realize different solid-states
Capacity equilibrium between hard disk.Specifically, capacity equilibrium computing module can acquire the capacity of each solid state hard disk under central processing unit
Information, including amount of capacity, used capacity and unused capacity.When user setup data write operation, capacity equilibrium module according to
The capacity information of each solid state hard disk determines the target solid state hard disk of presently written data, that is, determines the data tool being written needed for user
Which solid state hard disk body is written, to realize each solid state hard disk capacity equilibrium.
Further, in a kind of specific embodiment, it is equal that the front-end driven of above-mentioned central processing unit is additionally provided with read-write
Weigh computing module, for acquiring the reading writing information of each solid state hard disk and determining that the target of current read-write data is solid according to reading writing information
State hard disk.
Specifically, the also settable read-write equilibrium calculation module of the front-end driven of central processing unit, the read-write equilibrium meter
The reading writing information of each solid state hard disk under central processing unit can be acquired by calculating module, the read-write time including read and write rate, IPOS, that is, per second
Number etc., and then when user reads and writes data, balance module, which is read and write, according to the reading writing information of each solid state hard disk determines current read-write number
According to target solid state hard disk, shunt read-write operation between multiple solid state hard disks to realize, promote concurrent reading and concurrent writing performance.
Further, in a kind of specific embodiment, the front-end driven of above-mentioned central processing unit is additionally provided with the second mill
Equilibrium calculation module is damaged, for acquiring the erasable number of each solid state hard disk and obtaining the abrasion of each solid state hard disk according to erasable number
Situation and the target solid state hard disk that current read-write data are determined according to abrasion condition.
Specifically, the also settable second abrasion equilibrium computing module of the front-end driven of central processing unit, is different from negative
Blame the first abrasion equilibrium computing module of each flash memory block abrasion equilibrium calculation of solid state hard disk, the second abrasion equilibrium computing module
The abrasion equilibrium for being responsible for each solid state hard disk calculates.Specifically, the second abrasion equilibrium computing module can acquire each solid state hard disk
Erasable number and the abrasion condition for calculating each solid state hard disk, and determine that the target solid-state of read-write data is hard according to abrasion condition
Disk, to extend the service life of solid state hard disk entirety.
FTL module in solid state hard disk is carried out layering decoupling, i.e., by FTL mould by computer equipment provided herein
FTL execution module easy to accomplish is retained in the main control chip of solid state hard disk in block, and by complicated FTL computing module from master control
Chip is separated, and is realized in the form of open source software by central processing unit, to be detached from manufacturer's binding, more manufacturers can
It manufactures solid state hard disk and promotes the standardization of hardware and the open source of software to greatly reduce solid state hard disk cost.
Each embodiment is described in a progressive manner in specification, the highlights of each of the examples are with other realities
The difference of example is applied, same and similar module may refer to each other between each embodiment.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, it can be realized with the combination of electronic hardware, computer equipment software or the two, it is hard in order to clearly demonstrate
The interchangeability of part and software generally describes each exemplary composition and step according to function in the above description.
These functions are implemented in hardware or software actually, the specific application and design constraint depending on technical solution.
Professional technician can use different methods to achieve the described function each specific application, but this realization
It is not considered that exceeding scope of the present application.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can directly be held with hardware, processor
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable programmable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
Solid state hard disk and computer equipment provided herein are described in detail above.It is used herein
The principle and implementation of this application are described for specific case, and the above embodiments are only used to help understand originally
The method and its core concept of application.It should be pointed out that for those skilled in the art, not departing from this Shen
Please under the premise of principle, can also to the application, some improvement and modification can also be carried out, these improvement and modification also fall into the application power
The protection scope that benefit requires.
Claims (8)
1. a kind of solid state hard disk characterized by comprising
SSD interface, the main control chip of NAND Interface and built-in FTL execution module；
The main control chip, will for detecting the mode of operation of flash block by the NAND Interface and passing through the SSD interface
The information of the flash block is uploaded to the central processing unit of built-in FTL computing module, and by described in SSD interface reception
What central processing unit issued executes instruction and executes instruction execution corresponding operation according to described.
2. solid state hard disk according to claim 1, which is characterized in that the FTL execution module includes:
Bad block management execution module, for that ought detect the flash block there are ECC error correction failure or erasing failure or write failure
When, the information of the flash block is uploaded to the central processing unit, so that the central processing unit updates bad block table；
Address conversion execution module, for receiving physical page address that the central processing unit issues and according to the Physical Page
Location is written and read；
Garbage reclamation execution module instructs and for receiving the garbage reclamation that the central processing unit issues according to the rubbish time
It receives instruction and carries out garbage collection operation；
Abrasion equilibrium execution module is instructed and is moved according to the data for receiving the Data Migration that the central processing unit issues
It moves instruction and carries out data migration operation.
3. a kind of computer equipment, which is characterized in that the computer equipment includes that solid-state as claimed in claim 1 or 2 is hard
Disk and rear end driving are provided with the central processing unit of FTL computing module.
4. computer equipment according to claim 3, which is characterized in that the FTL computing module includes:
Bad block management computing module, for receiving the information for the flash block that the solid state hard disk uploads and according to the flash block
Information update bad block table；
Address conversion computing module, for obtaining the corresponding Physical Page of current logic block according to logical block and the mapping table of Physical Page
And physical page address is issued to the solid state hard disk；
Garbage reclamation computing module, for recording the data information in flash block and determining garbage reclamation according to the data information
Object simultaneously issues garbage reclamation and instructs to the solid state hard disk；
First abrasion equilibrium computing module, for determining data migration target according to the erasable number of each flash block and issuing
Data Migration is instructed to the solid state hard disk.
5. computer equipment according to claim 4, which is characterized in that the rear end driving and the one of the solid state hard disk
One is corresponding.
6. computer equipment according to claim 5, which is characterized in that the front-end driven of the central processing unit is also set up
There is capacity equilibrium computing module, for acquiring the capacity information of each solid state hard disk and determining according to the capacity information current
The target solid state hard disk of data is written.
7. computer equipment according to claim 5, which is characterized in that the front-end driven of the central processing unit is also set up
There is read-write equilibrium calculation module, for acquiring the reading writing information of each solid state hard disk and determining according to the reading writing information current
Read and write the target solid state hard disk of data.
8. computer equipment according to claim 6, which is characterized in that the front-end driven of the central processing unit is also set up
There is the second abrasion equilibrium computing module, for acquiring the erasable number of each solid state hard disk and obtaining according to the erasable number
The abrasion condition of each solid state hard disk and the target solid state hard disk that current read-write data are determined according to the abrasion condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910736389.9A CN110515547A (en) | 2019-08-09 | 2019-08-09 | A kind of solid state hard disk and computer equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910736389.9A CN110515547A (en) | 2019-08-09 | 2019-08-09 | A kind of solid state hard disk and computer equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111488126A (en) * | 2020-04-12 | 2020-08-04 | 华中科技大学 | Flash memory block management method and device of self-heating solid state disk and solid state disk |
| CN112684984A (en) * | 2020-12-31 | 2021-04-20 | 联想(北京)有限公司 | Control method and device |
| CN114237503A (en) * | 2021-12-13 | 2022-03-25 | 合肥大唐存储科技有限公司 | Method for realizing operation control of solid state disk, solid state disk and terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111488126A (en) * | 2020-04-12 | 2020-08-04 | 华中科技大学 | Flash memory block management method and device of self-heating solid state disk and solid state disk |
| CN111488126B (en) * | 2020-04-12 | 2021-07-27 | 华中科技大学 | Flash memory block management method and device of self-heating solid state disk and solid state disk |
| CN112684984A (en) * | 2020-12-31 | 2021-04-20 | 联想(北京)有限公司 | Control method and device |
| CN114237503A (en) * | 2021-12-13 | 2022-03-25 | 合肥大唐存储科技有限公司 | Method for realizing operation control of solid state disk, solid state disk and terminal |
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