CN106933513A - Single-deck storage system and electronic equipment with RAID functions - Google Patents
Single-deck storage system and electronic equipment with RAID functions Download PDFInfo
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- CN106933513A CN106933513A CN201710128578.9A CN201710128578A CN106933513A CN 106933513 A CN106933513 A CN 106933513A CN 201710128578 A CN201710128578 A CN 201710128578A CN 106933513 A CN106933513 A CN 106933513A
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- 230000006870 function Effects 0.000 title claims abstract description 24
- 239000007787 solid Substances 0.000 claims abstract description 33
- 239000002245 particle Substances 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims description 2
- 230000008520 organization Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000013500 data storage Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Classifications
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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
- G06F3/0683—Plurality of storage devices
- G06F3/0689—Disk arrays, e.g. RAID, JBOD
-
- 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
- G06F3/0604—Improving or facilitating administration, e.g. storage management
-
- 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
- G06F3/0658—Controller construction arrangements
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- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
Abstract
The invention discloses a kind of single-deck storage system and electronic equipment with RAID functions, the single-deck storage system includes：Including RAID controller, solid state hard disc storage particle, RAID controller is of coupled connections solid state hard disc storage particle, and the RAID controller is communicated by data-interface with host computer.Be fused to RAID technique in single-deck storage organization by the embodiment of the present invention, data security levels is reached the rank of single-deck storage organization, meanwhile, solve the redundancy issue of single-deck storage organization.
Description
Technical field
The present invention relates to technical field of memory, more particularly to a kind of single-deck storage system and electronics with RAID functions set
It is standby.
Background technology
RAID (RAID, redundant array of independent disks) is identical
Method of the data storage in the different place (therefore, redundantly) of multiple hard disks.It is placed on multiple hard disks by data, it is defeated
The mode for entering output operation symmetrical is overlapped, improved performance.Because multiple hard disks increased the MTBF
(MTBF), storage redundant data also increases fault-tolerant.
On the other hand, NVMe (Non-Volatile Memory express), is a kind of class of foundation on M.2 interface
It is the agreement exclusively for flash-type design Storage like a kind of agreement of AHCI, is also a kind of nonvolatile memory standard, while
It is also a kind of specification of the solid state hard disc (Solid State Drives, SSD) for using PCI-E (PCI Express) passage.
Just there are the low delay and concurrency for making full use of PCI-E SSD at the beginning of the design of NVMe.The concurrency of SSD can abundant quilt
The hardware of main frame makes full use of with software, compared to present AHCI standard, NVMe standards can bring many performances to carry
Rise.
The content of the invention
In view of this, it is an object of the invention to provide a kind of simple disc structure, support RAID functions with RAID functions
Single-deck storage system and electronic equipment.
To achieve these goals, the invention provides a kind of single-deck storage system with RAID functions, including：
Including RAID controller, solid state hard disc storage particle, RAID controller is of coupled connections solid state hard disc storage
Grain, and the RAID controller communicated by data-interface with host computer.
Preferably, the RAID controller stores particle by solid-state hard disk controller and the solid state hard disc be connected,
And the solid-state hard disk controller is managed to solid state hard disc storage particle.
Preferably, the RAID controls are communicated by SATA/SAS data-interfaces with the host computer.
Preferably, the quantity at least two of the solid-state hard disk controller.
Preferably, the RAID controller is directly connected with each solid state hard disc storage particle, also, the RAID is controlled
Device processed is managed to described each solid state hard disc storage particle.
Preferably, the RAID controls are communicated by U.2 data-interface with the host computer.
Preferably, the single-deck storage system configuration is RAID0 storage dishes or RAID1 storage dishes.
Preferably, the quantity of the solid state hard disc storage particle is at least four.
The present invention also provides a kind of electronic equipment, and the electronic equipment includes as above any described single-deck storage system.
Be fused to RAID technique in single-deck storage organization by the embodiment of the present invention, data security levels is reached single-deck and stores
The rank of structure, meanwhile, solve the redundancy issue of single-deck storage organization.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of embodiment of the single-deck storage system with RAID functions of the invention；
Fig. 2 is the schematic diagram of another embodiment of the single-deck storage system with RAID functions of the invention；
Fig. 3 is the schematic diagram of another embodiment of the single-deck storage system with RAID functions of the invention.
Specific embodiment
Herein with reference to the various schemes and feature of the Description of Drawings disclosure.
It should be understood that can disclosed embodiments be made with various modifications.Therefore, description above should not be regarded
It is limitation, and only as the example of embodiment.Those skilled in the art will expect within the scope and spirit of this
Other modifications.
Comprising in the description and the accompanying drawing of the part that constitutes specification shows embodiment of the disclosure, and with it is upper
Substantially description and the detailed description to embodiment given below of this disclosure that face is given are used to explain the disclosure together
Principle.
It is of the invention by with reference to the accompanying drawings to being given as the description of the preferred form of the embodiment of non-limiting examples
These and other characteristic will become apparent.
It is also understood that although with reference to some instantiations, invention has been described, people in the art
Member realize many other equivalents of the invention with can determine, they have feature as claimed in claim and therefore all
In the protection domain for being limited whereby.
When read in conjunction with the accompanying drawings, in view of described further below, the above and other aspect of the disclosure, feature and advantage will become
It is more readily apparent.
Hereinafter with reference to the specific embodiment of the Description of Drawings disclosure；It will be appreciated, however, that the disclosed embodiments are only
The example of the disclosure, it can be implemented using various ways.The function and structure known and/or repeat does not describe in detail to avoid
Unnecessary or unnecessary details causes that the disclosure is smudgy.Therefore, specific structural and feature disclosed herein is thin
Section be not intended to limit, but as just claim basis and representative basis be used for instruct those skilled in the art with
Substantially any appropriate detailed construction diversely uses the disclosure.
This specification can be used phrase " in one embodiment ", " in another embodiment ", " in another embodiment
In " or " in other embodiments ", it may refer to one or more in the identical or different embodiment according to the disclosure.
Fig. 1 is a kind of schematic diagram of embodiment of the single-deck storage system with RAID functions of the invention, such as Fig. 1 institutes
Show, the single-deck storage system with RAID functions of the present embodiment, can specifically include RAID controller, solid state hard disc storage
Grain, RAID controller is of coupled connections solid state hard disc storage particle, and the RAID controller by data-interface with it is upper
Position machine communication.
SSD is the hard disk being made of solid-state electronic storage chip array, is made up of control unit and storage particle.SSD
Read or write speed is fast, and low in energy consumption, and level of noise is 0 decibel during work, and very light.In order to ensure the security of data,
General SSD storage systems are single-deck storage system.
On the other hand, RAID is the array with redundant ability that independent disk is constituted；RAID be by many prices more just
It is whole to be lifted that suitable disk combination provides addition effect produced by data into the huge disk group of a capacity, using indivedual disks
Individual disk system efficiency.The present embodiment is in order to improve the redundant ability of single-deck storage system.Can be coupled by RAID controller
The solid state hard disc storage particle is connected, so as to both ensure that Information Security, the redundancy energy of single-deck storage system is improve again
Power.
Be fused to RAID technique in single-deck storage organization by the embodiment of the present invention, data security levels is reached single-deck and stores
The rank of structure, meanwhile, solve the redundancy issue of single-deck storage organization.
Fig. 2 is the schematic diagram of another embodiment of the single-deck storage system with RAID functions of the invention, this implementation
The single-deck storage system with RAID functions of example is further introduced in further detail on the basis of embodiment as shown in Figure 1
Technical scheme.As shown in Fig. 2 the single-deck storage system with RAID functions of the present embodiment, can specifically include：
The RAID controller stores particle and is connected by solid-state hard disk controller and the solid state hard disc, and the solid state hard disc control
Device processed is managed to solid state hard disc storage particle.
That is store particle to the solid state hard disc by solid-state hard disk controller to be managed, work as data storage
When, it is data distribution memory space to be come by solid-state hard disk controller, or when deleting, changing data, it is also possible to by solid-state
Hard disk controller is operated, RAID controller and non-immediate management solid state hard disc storage particle.
In addition, SSD is single-deck storage system, the control of at least two solid state hard discs can be set in single-deck storage system
Device, at least two solid-state hard disk controller is connected with RAID controller respectively, to realize the function of RAID.
Further, the RAID controller is communicated by SATA/SAS data-interfaces with the host computer.
In addition, RAID technique is mainly comprising several specifications such as RAID 0 to RAID 50, their emphasis is different,
Wherein：
RAID 0 it is continuous with position or byte be unit partition data, concurrent reading and concurrent writing on multiple disks, therefore with very high
Data transmission rate, but it does not have a data redundancy, thus can not be real at last RAID structure, RAID 0 simply merely improves
Performance, the reliability of unpromising data provides guarantee, and one of disk failure will have influence on all data, therefore
RAID 0 may not apply to Information Security requirement occasion high；
RAID 1 is to realize data redundancy by data in magnetic disk mirror image, is produced on paired independent disk mutually redundant
Data, when initial data is busy, can directly read data from mirror-image copies, therefore RAID 1 can improve reading performance,
RAID 1 is unit cost highest in disk array, but there is provided Information Security and availability very high, when a disk
During failure, system can automatically switched to and read and write on mirrored disk, without the data of restructuring failure.
If it is desired to the single-deck storage system of the present embodiment is realized RAID 0 and the specifications of RAID 1, for example, NVMe SSD are deposited
Storage system is wanted to realize the function of RAID 0 and RAID 1, can be realized using the method for NameSpace (namespace), i.e.,
Increase RAID 0 and the functions of RAID 1 in software layer.
For RAID 0, it is not particularly suited for many namespace, therefore, it can for whole single-deck storage system to treat as one
Individual big memory space is used；
For RAID 1, single-deck storage system is divided into two namespace, it is when data manipulation, data are same
When be written in two namespace, so as to realize mutually redundant data.
Be fused to RAID technique in single-deck storage organization by the embodiment of the present invention, data security levels is reached single-deck and stores
The rank of structure, meanwhile, solve the redundancy issue of single-deck storage organization.
Fig. 3 is the schematic diagram of another embodiment of the single-deck storage system with RAID functions of the invention, this implementation
The single-deck storage system with RAID functions of example is further introduced in further detail on the basis of embodiment as shown in Figure 1
Technical scheme.As shown in figure 3, the single-deck storage system with RAID functions of the present embodiment, can specifically include：
The RAID controller is directly connected with each solid state hard disc storage particle, also, the RAID controller is to institute
Each solid state hard disc storage particle is stated to be managed.
U.2 interface another name SFF-8639, is by solid state hard disc form job engineering (SSD FormFactor Work
Group) the interface specification released.U.2 SATA-Express specifications can not only be supported, moreover it is possible to the specification such as compatible SAS, SATA.Cause
This, for the SSD of U.2 interface, can be such that RAID controller is directly connected with each solid state hard disc storage particle, directly to each
Solid state hard disc storage particle is managed, for example, being data distribution memory space.
Further, the RAID controls are communicated by U.2 data-interface with the host computer.
NVMe (non-Volatile Memory express) is a kind of similar advanced host of foundation on M.2 interface
A kind of agreement of control unit interface (Serial ATA Advanced Host ControllerInterface, AHCI), is special
Door is the agreement of flash-type design Storage.It has the advantage that：(1) performance has carrying for several times relative to traditional several connection interfaces
Rise；(2) can reduce and be delayed over 50%；(3) SATA SSD of the read-write time per second several times in high-end enterprise；(4) automatic power consumption
Switching and dynamic energy consumption management function substantially reduce power consumption；(5) with certain expandability.
Further, the single-deck storage system configuration is the storage dishes of RAID 0 or the storage dishes of RAID 1.
Further, the quantity of solid state hard disc storage particle is at least 4.
In other embodiments, by taking the storage system of mobile phone as an example, using the original equipment manufacturer (Original of mobile phone
Equipment Manufacturer, OME) interface reads the data in storage system, and RAID controls are set within the storage system
Device processed is arranged in storage organization, and individual particle SSD is equivalent to a SSD disk here, RAID controller directly with individual particle SSD phases
Connect to realize RAID.
Be fused to RAID technique in single-deck storage organization by the embodiment of the present invention, data security levels is reached single-deck and stores
The rank of structure, meanwhile, solve the redundancy issue of single-deck storage organization.
The present invention also provides a kind of electronic equipment, and the electronic equipment includes single-deck storage system as shown in Figures 1 to 3.
Electronic equipment is for example, it may be following at least one：Mobile phone, panel computer and notebook computer etc..
Above example is only exemplary embodiment of the invention, is not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can make respectively in essence of the invention and protection domain to the present invention
Modification or equivalent are planted, this modification or equivalent also should be regarded as being within the scope of the present invention.
Claims (9)
1. a kind of single-deck storage system with RAID functions, including RAID controller, solid state hard disc storage particle, RAID controls
Device is of coupled connections solid state hard disc storage particle, and the RAID controller is communicated by data-interface with host computer.
2. single-deck storage system according to claim 1, the RAID controller by solid-state hard disk controller with it is described
Solid state hard disc storage particle is connected, and the solid-state hard disk controller is managed to solid state hard disc storage particle.
3. single-deck storage system according to claim 2, the RAID controls by SATA/SAS data-interfaces with it is described
Host computer communicates.
4. single-deck storage system according to claim 3, the quantity at least two of the solid-state hard disk controller.
5. single-deck storage system according to claim 1, the RAID controller directly with the storage of each solid state hard disc
Grain is connected, also, the RAID controller is managed to described each solid state hard disc storage particle.
6. single-deck storage system according to claim 5, the RAID controls are by U.2 data-interface and the host computer
Communication.
7. single-deck storage system according to claim 6, the single-deck storage system configuration be the storage dishes of RAID 0 or
The storage dishes of RAID 1.
8. single-deck storage system according to claim 1, the quantity of the solid state hard disc storage particle is at least four.
9. a kind of electronic equipment, the electronic equipment includes the single-deck storage system as described in claim 1-8 is any.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710128578.9A CN106933513B (en) | 2017-03-06 | 2017-03-06 | Single-disk storage system with RAID function and electronic equipment |
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| CN201710128578.9A CN106933513B (en) | 2017-03-06 | 2017-03-06 | Single-disk storage system with RAID function and electronic equipment |
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| CN106933513A true CN106933513A (en) | 2017-07-07 |
| CN106933513B CN106933513B (en) | 2020-08-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108009109A (en) * | 2017-11-30 | 2018-05-08 | 郑州云海信息技术有限公司 | A kind of PCIE storage devices supported based on U.2 interface from Raid functions |
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| CN202720628U (en) * | 2012-08-07 | 2013-02-06 | 朱洪模 | High-speed memory system based on solid state disks |
| CN103729148A (en) * | 2013-12-30 | 2014-04-16 | 华澜微电子有限公司 | SSD with RAID function |
| CN104407813A (en) * | 2014-11-20 | 2015-03-11 | 上海宝存信息科技有限公司 | RAID (Redundant Array of Independent Disk) system and method based on solid-state storage medium |
| CN105989401A (en) * | 2015-02-09 | 2016-10-05 | 詹雨明 | Integrated solid array storage card |
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2017
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Patent Citations (5)
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|---|---|---|---|---|
| CN201237907Y (en) * | 2008-08-11 | 2009-05-13 | 湖南源科创新科技股份有限公司 | Solid state RAID system with single disk structure |
| CN202720628U (en) * | 2012-08-07 | 2013-02-06 | 朱洪模 | High-speed memory system based on solid state disks |
| CN103729148A (en) * | 2013-12-30 | 2014-04-16 | 华澜微电子有限公司 | SSD with RAID function |
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| CN106933513B (en) | 2020-08-25 |
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