CN110069222A - Using data migration method, device, new storage system and medium - Google Patents
Using data migration method, device, new storage system and medium Download PDFInfo
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- CN110069222A CN110069222A CN201910363992.7A CN201910363992A CN110069222A CN 110069222 A CN110069222 A CN 110069222A CN 201910363992 A CN201910363992 A CN 201910363992A CN 110069222 A CN110069222 A CN 110069222A
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- 238000003860 storage Methods 0.000 title claims abstract description 164
- 238000013508 migration Methods 0.000 title claims abstract description 52
- 230000005012 migration Effects 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 49
- 230000008569 process Effects 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims description 7
- 238000004590 computer program Methods 0.000 claims description 2
- 230000000717 retained effect Effects 0.000 claims description 2
- 230000007704 transition Effects 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000013500 data storage Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000013509 system migration Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 244000045947 parasite Species 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/901—Indexing; Data structures therefor; Storage structures
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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
- G06F3/0647—Migration mechanisms
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Abstract
The embodiment of the invention discloses a kind of application data migration method, device, new storage system and media.This method is applied to new storage system, comprising: the version information using real time data and application real time data that storage application end is written in real time；In real time data writing process, the application foundation data migrated from old storage system are stored, and store the version information of application foundation data；Wherein, the version information of application foundation data is higher than using the version information of real time data.Above scheme applies real time data and version information by first write-in, application foundation data and version information are migrated again, to prevent loss of data or application real time data by application foundation data cover, application end realizes convenient, lossless application Data Migration without carrying out double read operations or suspending other operations in transition process.
Description
Technical field
The present embodiments relate to field of navigation technology more particularly to a kind of application data migration method, device, new storages
System and medium.
Background technique
Storage system migrating technology refers to from a storage system migrating data to the scheme of another storage system.
The storing data of migration is generally divided into two kinds: (1) basic data starts have been stored in front of storing data migration to deposit
Basic data in storage system.(2) real time data starts after carrying out storing data migration, the number that application end is written in real time
According to.
Traditional storing data migration scheme usually requires stringent succession to specific Data Migration, therefore can exist
The problem of basic data covering that real time data is first written, and if carry out double reading scheme before migration is completed, although protecting
The validity of reading data has been demonstrate,proved, but has been reduction of the efficiency that application end reads data.In addition, current basic data migration and
The scheme of real time data write-in linkage, not can guarantee data write-in and the timeliness read.
Summary of the invention
The embodiment of the present invention provides a kind of application data migration method, device, new storage system and medium, to guarantee to apply
Easy, lossless application Data Migration is realized in the safety of Data Migration.
In a first aspect, applying data migration method the embodiment of the invention provides a kind of, it is applied to new storage system, the party
Method includes:
The version information using real time data and application real time data that storage application end is written in real time；
In real time data writing process, the application foundation data migrated from old storage system are stored, and store application
The version information of basic data；
Wherein, the version information of application foundation data is higher than using the version information of real time data.
Second aspect applies data migration device the embodiment of the invention provides a kind of, is configured at new storage system, the dress
It sets and includes:
Real-time data memory module, for storing the application real time data and apply real time data that application end is written in real time
Version information；
Basic data memory module, for storing the application migrated from old storage system in real time data writing process
Basic data, and store the version information of application foundation data；
Wherein, the version information of application foundation data is higher than using the version information of real time data.
The third aspect, the embodiment of the invention also provides a kind of new storage system, which includes:
One or more processors；
Memory, for storing one or more programs；
When one or more of programs are executed by one or more of processors, so that one or more of processing
Device, which is realized, applies data migration method as described in any in the embodiment of the present invention.
Fourth aspect, the embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer
Program is realized when the program is executed by processor and applies data migration method as described in any in the embodiment of the present invention.
The embodiment of the present invention applies real time data and version information by first write-in, then migrates application foundation data and version
This information, and the version information of application real time data is higher than the version information of application foundation data, to prevent loss of data
Or application real time data, by application foundation data cover, application end is without carrying out double read operations or suspending other behaviour in transition process
Make, realizes convenient, lossless application Data Migration.
Detailed description of the invention
Fig. 1 is the flow chart of one of embodiment of the present invention one application data migration method；
Fig. 2 is the flow chart of one of embodiment of the present invention two application data migration method；
Fig. 3 is that one of embodiment of the present invention three applies data migration device structural schematic diagram；
Fig. 4 is the structural schematic diagram of the new storage system of one of embodiment of the present invention four.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
Fig. 1 is the flow chart of one of embodiment of the present invention one application data migration method.It is provided in this embodiment to answer
The case where moving to new storage system from old storage system with the application data that data migration method is applicable to storage, this method
It can specifically be executed by application data migration device, which can be realized that the device can by the mode of software and/or hardware
To be integrated in new storage system, referring to Fig. 1, the method for the embodiment of the present invention is specifically included:
The version information using real time data and application real time data that S110, storage application end are written in real time.
Wherein, the data being currently written in real time using real time data for application end.It is using the version information of real time data
The generation time using real time data is stabbed.Timestamp is for indicating that a data are to have existed in a particular point in time
The data that completely can verify that, be able to reflect using real time data be written time, will application real time data timestamp make
The version information of real time data is applied for this, therefore, the version information using real time data of different time points write-in is different, answers
It is more late with the timestamp of the real time data corresponding time, then it is higher using the version of real time data.
Specifically, needing to guarantee to migrate to the application of new system when to storing data from old system migration to new system
Real time data can normal storage and reading, and it is stored using data cover before cannot being migrated, influence using real-time
The storage and reading of data, therefore, in embodiments of the present invention, when new storage system will be written using real time data in application end,
The version information using real time data is written simultaneously, new storage system storage is using real time data and the version of application real time data
This information is established according to the data directory, data content and version information of application real time data and is regarded using the three-dimensional of real time data
To be distinguish according to version information to using real time data, and each application can be clearly distinguished by 3-D view in figure
Real time data.
Optionally, application end write using the double of real time data, i.e., will using real-time data memory to new opplication system,
Simultaneously will be using real-time data memory to old storage system, application end reads data and is read yet by old storage system at this time
It takes, preventing from going wrong when reading data from new storage system in data migration process causing to read fails, to guarantee number
According to normal reading.
S120, in real time data writing process, store the application foundation data that migrate from old storage system, and store
The version information of application foundation data.
Wherein, the version information of the application foundation data is minimum version value.It is high using the version information of real time data
In the version information of application foundation data.Optionally, 0 is set by minimum version information, since application real time data is with the time
Stamp is all larger than 0 as being version information, using the timestamp of real time data, therefore the version information of application real time data is above
The version information of application foundation data.
Specifically, if first migrating the application foundation data of old storage system storage when carrying out storing data migration, applying
Real time data is applied in write-in after the completion of basic data migration, then may cause application foundation Data Migration and start to using number in real time
According to corresponding loss of data in the time of write-in, fail normally to save complete data, therefore, in embodiments of the present invention, newly
Storage system first starts to store the application real time data that application end is written in real time, during application real-time data memory, then
Application foundation data stored in old storage system are migrated, so that generation the case where prevent loss of data, guarantees
The integrality of Data Migration.While new storage system storage application foundation data, the version information of application foundation data is stored,
To distinguish with using real time data, and the version information of application real time data is higher than the version letter of application foundation data
Breath influences the reading using real time data, realizes storing data to prevent application foundation data cover application real time data
The safety of migration.
Optionally, after monitoring that application foundation Data Migration is completed, according to the version using real time data of storage
The version information of information and application foundation data, application real time data and application foundation data to storage carry out duplicate removal.Example
Property, it is repeated since the application foundation data stored before in old storage system may exist with application real time data, or
Old storage system and new storage system is written since application real time data is double, the application real time data conduct of old storage system is written
When application foundation data are migrated from old storage system to new storage system, meeting and the application real time data in new storage system is written
It repeats, it is therefore desirable to the application real time data and application foundation data that store in new storage system be gone according to version information
Weight.Since new storage system has writing speed fast, the slow feature of reading speed, therefore not to new storage before migration is completed
System operate using reading data or expelling parasite, to improve transport efficiency.
Optionally, according to storage using the version information of real time data and the version information of application foundation data, to depositing
The application real time data and application foundation data of storage carry out duplicate removal, comprising: if being stored with any index information in new storage system
Associated at least two are applied data, then are retained the highest application data of version in described at least two application data, and
Delete other version application data.Specifically, determining that index information is associated applies number of data, if same index information closes
The item number more than one using data of connection then illustrates that this exists using data and repeats, needs duplicate removal, compare at least two applications
The version information of data retains the application data of highest version, and the application data of other versions are deleted, thus to number is applied
According to duplicate removal is carried out, occur a plurality of using data when preventing using data call, causes to call chaotic.
The technical solution of the present embodiment, storage application end be written in real time using real time data and application real time data
Version information；In real time data writing process, the application foundation data migrated from old storage system are stored, and store application
The version information of basic data；Wherein, the version information of application foundation data is higher than using the version information of real time data.Pass through
First real time data and version information are applied in storage, then migrate application foundation data and version information, so that loss of data is prevented,
The version information of real time data and application foundation data is applied by storing, and the version information of application real time data is higher than application
The version information of basic data, to prevent using real time data by application foundation data cover, in transition process application end without
It need to carry out double read operations or suspend other operations, realize convenient, lossless application Data Migration.
Embodiment two
Fig. 2 is the flow chart of one of embodiment of the present invention two application data migration method.The present embodiment is in above-mentioned reality
It applies and is optimized on the basis of example, the details not being described in detail in the present embodiment is detailed in above-described embodiment.Referring to fig. 2, originally
What embodiment provided may include: using data migration method
The version information using real time data and application real time data that S210, storage application end are written in real time.
S220, in real time data writing process, store the application foundation data that migrate from old storage system, and store
The version information of application foundation data.
Wherein, the version information of application foundation data is higher than using the version information of real time data.
S230, after application end is switched to new storage system, monitoring application end the data call of new storage system is asked
It asks.
It wherein, include index information to be called in the data call request, new storage system is transferred according to index information
Data content.
Specifically, application end reads old storage system and calls data before the completion of application foundation Data Migration, to guarantee
It is normal to read.After the completion of application foundation Data Migration, application end is switched to new storage system and carries out data storage and reading.Newly
Storage system monitors application end and requests the data call of new storage system, if new storage system monitors that data call is requested,
Then according to data call request in calling index information called data content.
S240, the associated data to be called of the index information to be called are inquired in new storage system.
Specifically, respectively associated using the corresponding index information of data, it is specific right to can determine according to index information
The application data answered.After new storage system monitors data call request, inquire and the index information phase in data call request
It is associated to apply data, as data to be called.
S250, using the highest version in the data to be called as target dispatch data, called for application end.
Specifically, being inquired since same index information may be associated with multiple using data according to index information
The possible more than one of the data to be called arrived, therefore, when data to be called only have one, then using the data to be called as mesh
Mark scheduling data, are called for application end, when data more than one to be called, then version in data to be called is highest wait adjust
It uses data as target dispatch data, is called for application end, to guarantee the application data that application end is called for newest application number
According to.
The technical solution of the embodiment of the present invention, the application real time data and application that storage application end is written in real time count in real time
According to version information；In real time data writing process, the application foundation data migrated from old storage system are stored, and store
The version information of application foundation data；Wherein, the version information of application foundation data is higher than using the version information of real time data,
After application end is switched to new storage system, monitoring application end requests the data call of new storage system.In new storage system
The associated data to be called of the index information to be called are inquired in system.Using the highest version in the data to be called as mesh
Mark scheduling data, are called for application end.Simplicity, the lossless migration of data are realized through the above scheme, and choose highest version
This application data are called, and the efficient reading for realizing data is called.
Embodiment three
Fig. 3 is a kind of application data migration device structural schematic diagram that the embodiment of the present invention three provides.The device is suitable for
The case where application data of storage move to new storage system from old storage system, the device can be by software and/or hardware realities
It is existing, and can specifically be integrated in new storage system.Referring to Fig. 3, which is specifically included:
Real-time data memory module 310, for storing the application real time data and apply real-time that application end is written in real time
The version information of data；
Basic data memory module 320, in real time data writing process, storage to be answered from what old storage system migrated
With basic data, and store the version information of application foundation data；
Wherein, the version information of application foundation data is higher than using the version information of real time data.
Optionally, the version information using real time data is that the generation time using real time data is stabbed；
The version information of the application foundation data is minimum version value.
Optionally, further includes:
Deduplication module, for monitor application foundation Data Migration complete after, according to the application real time data of storage
Version information and application foundation data version information, the application real time data and application foundation data of storage are gone
Weight.
Optionally, further includes:
Call request monitoring modular, for after application end is switched to new storage system, monitoring application end to be to new storage
The data call of system is requested, wherein includes index information to be called in the data call request；
Enquiry module, for inquiring the associated data to be called of the index information to be called in new storage system；
Target dispatch data determining module, for using the highest version in the data to be called as target dispatch number
According to for application end calling.
The technical solution of the embodiment of the present invention, the application that real-time data memory module storage application end is written in real time count in real time
Accordingly and application real time data version information；Basic data memory module in real time data writing process, deposit from old by storage
The application foundation data of storage system migration, and store the version information of application foundation data；Wherein, using the version of real time data
This information is higher than the version information of application foundation data.By being first written using real time data and version information, then migrates and answer
It was migrated with basic data and version information to prevent loss of data or application real time data by application foundation data cover
Application end realizes convenient, lossless application Data Migration without carrying out double read operations or suspending other operations in journey.
Example IV
Fig. 4 is a kind of structural schematic diagram for new storage system that the embodiment of the present invention four provides.Fig. 4, which is shown, to be suitable for being used to
Realize the block diagram of the exemplary new storage system 412 of the embodiment of the present invention.The new storage system 412 that Fig. 4 is shown is only one
Example, should not function to the embodiment of the present invention and use scope bring any restrictions.
As shown in figure 4, new storage system 412 includes: one or more processors 416；Memory 428, for storing one
A or multiple programs, when one or more of programs are executed by one or more of processors 416 so that it is one or
Multiple processors 416, which are realized, applies data migration method provided by the embodiment of the present invention, comprising:
The version information using real time data and application real time data that storage application end is written in real time；
In real time data writing process, the application foundation data migrated from old storage system are stored, and store application
The version information of basic data；
Wherein, the version information of application foundation data is higher than using the version information of real time data.
It is showed in the form of general new storage system.The component of new storage system 412 can include but is not limited to: one or
The multiple processors of person or processor 416, system storage 428 connect different system components (including 428 He of system storage
Processor 416) bus 418.
Bus 418 indicates one of a few class bus structures or a variety of, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor or the local bus using any bus structures in a variety of bus structures.It lifts
For example, these architectures include but is not limited to industry standard architecture (ISA) bus, microchannel architecture (MAC)
Bus, enhanced isa bus, Video Electronics Standards Association (VESA) local bus and peripheral component interconnection (PCI) bus.
New storage system 412 typically comprises various computing systems readable storage medium storing program for executing.These storage mediums can be
Any usable storage medium that can be accessed by new storage system 412, including volatile and non-volatile storage medium move
And immovable storage medium.
System storage 428 may include the computer system-readable storage medium of form of volatile memory, such as with
Machine accesses memory (RAM) 430 and/or cache memory 432.New storage system 412 may further include it is other can
Movement/immovable, volatile/non-volatile computer system storage medium.Only as an example, storage system 434 can be with
For reading and writing immovable, non-volatile magnetic storage medium (Fig. 4 do not show, commonly referred to as " hard disk drive ").Although Fig. 4
In be not shown, disc driver for reading and writing to removable non-volatile magnetic disk (such as " floppy disk ") and right can be provided
The CD drive of removable anonvolatile optical disk (such as CD-ROM, DVD-ROM or other optical storage medias) read-write.At this
In a little situations, each driver can be connected by one or more data storage medium Interface & Bus 418.Memory
428 may include at least one program product, which has one group of (for example, at least one) program module, these programs
Module is configured to perform the function of various embodiments of the present invention.
Program/utility 440 with one group of (at least one) program module 442, can store in such as memory
In 428, such program module 462 includes but is not limited to operating system, one or more application program, other program modules
And program data, it may include the realization of network environment in each of these examples or certain combination.Program module 462
Usually execute the function and/or method in embodiment described in the invention.
New storage system 412 (such as keyboard, can also be directed toward new storage with storage system new outside one or more 414
System, display 426 etc.) communication, can also enable a user to interact with the new storage system 412 with one or more newly deposits
Storage system communication, and/or with enable the new storage system 412 to calculate new storage system with one or more of the other and communicated
Any new storage system (such as network interface card, modem etc.) communication.This communication can pass through input/output (I/O)
Interface 422 carries out.Also, new storage system 412 can also by network adapter 420 and one or more network (such as
Local area network (LAN), wide area network (WAN) and/or public network, such as internet) communication.As shown, network adapter 420 is logical
Bus 418 is crossed to communicate with other modules of new storage system 412.It should be understood that although not shown in the drawings, can be in conjunction with new storage
System 412 uses other hardware and/or software module, including but not limited to: microcode, new storage system driver, at redundancy
Manage unit, external disk drive array, RAID system, tape drive and data backup storage system etc..
Processor 416 by other programs in multiple programs for being stored in system storage 428 of operation at least one,
Thereby executing various function application and data processing, such as realize a kind of using Data Migration provided by the embodiment of the present invention
Method.
Embodiment five
The embodiment of the present invention five additionally provides a kind of storage medium comprising computer executable instructions, and the computer can
It executes instruction when being executed by computer processor for executing a kind of application data migration method:
The version information using real time data and application real time data that storage application end is written in real time；
In real time data writing process, the application foundation data migrated from old storage system are stored, and store application
The version information of basic data；
Wherein, the version information of application foundation data is higher than using the version information of real time data.
The computer storage medium of the embodiment of the present invention, can be using one or more computer-readable storage mediums
Any combination.Computer readable storage medium can be computer-readable signal storage medium or computer-readable storage medium
Matter.Computer readable storage medium for example may be-but not limited to-electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor
System, device or device, or any above combination.The more specific example of computer readable storage medium is (non exhaustive
List) include: electrical connection with one or more conducting wires, portable computer diskette, hard disk, random access memory
(RAM), read-only memory (ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc
Read-only memory (CD-ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.Of the invention real
It applies in example, it includes or the tangible media of storage program that the program can be by that computer readable storage medium, which can be any,
Instruction execution system, device or device use or in connection.
Computer-readable signal storage medium may include in a base band or as carrier wave a part propagate data
Signal, wherein carrying computer-readable program code.The data-signal of this propagation can take various forms, including but
It is not limited to electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal storage medium can also be
Any computer readable storage medium other than computer readable storage medium, which can send,
It propagates or transmits for by the use of instruction execution system, device or device or program in connection.
The program code for including on computer readable storage medium can be transmitted with any storage medium appropriate, packet
Include --- but it is not limited to wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.
The computer for executing operation of the present invention can be write with one or more programming languages or combinations thereof
Program code, described program design language include object oriented program language-such as Java, Smalltalk, C++,
It further include conventional procedural programming language-such as " C " language or similar programming language.Program code can be with
It fully executes, partly execute on the user computer on the user computer, being executed as an independent software package, portion
Divide and partially executes or held on remote computer or new storage system completely on the remote computer on the user computer
Row.In situations involving remote computers, remote computer can pass through the network of any kind --- including local area network
(LAN) or wide area network (WAN)-is connected to subscriber computer, or, it may be connected to outer computer (such as utilize internet
Service provider is connected by internet).
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of apply data migration method, which is characterized in that be applied to new storage system, which comprises
The version information using real time data and application real time data that storage application end is written in real time；
In real time data writing process, the application foundation data migrated from old storage system are stored, and store application foundation
The version information of data；
Wherein, the version information of application foundation data is higher than using the version information of real time data.
2. the method according to claim 1, wherein the version information using real time data is the application
The generation time of real time data is stabbed；
The version information of the application foundation data is minimum version value.
3. the method according to claim 1, wherein the method also includes:
After monitoring that application foundation Data Migration is completed, according to storage using the version information of real time data and using base
The version information of plinth data, application real time data and application foundation data to storage carry out duplicate removal.
4. according to the method described in claim 3, it is characterized in that, version information according to storage using real time data and answering
With the version information of basic data, application real time data and application foundation data to storage carry out duplicate removal, comprising:
If being stored with any index information associated at least two in new storage system using data, described at least two are answered
Retained with the highest application data of the version in data, and deletes other version application data.
5. the method according to claim 1, wherein the method also includes:
After application end is switched to new storage system, monitoring application end requests the data call of new storage system, wherein institute
Stating in data call request includes index information to be called；
The associated data to be called of the index information to be called are inquired in new storage system；
Using the highest version in the data to be called as target dispatch data, called for application end.
6. a kind of apply data migration device, which is characterized in that be configured at new storage system, described device includes:
Real-time data memory module, for storing that application end is written in real time using real time data and the version of application real time data
This information；
Basic data memory module, for storing the application foundation migrated from old storage system in real time data writing process
Data, and store the version information of application foundation data；
Wherein, the version information of application foundation data is higher than using the version information of real time data.
7. device according to claim 6, which is characterized in that the version information using real time data is the application
The generation time of real time data is stabbed；
The version information of the application foundation data is minimum version value.
8. device according to claim 6, which is characterized in that further include:
Deduplication module, for monitor application foundation Data Migration complete after, according to the version using real time data of storage
The version information of this information and application foundation data, application real time data and application foundation data to storage carry out duplicate removal.
9. a kind of new storage system, which is characterized in that the new storage system includes:
One or more processors；
Memory, for storing one or more programs；
When one or more of programs are executed by one or more of processors, so that one or more of processors are real
Now as claimed in any one of claims 1 to 5 a kind of using data migration method.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
It is realized when execution as claimed in any one of claims 1 to 5 a kind of using data migration method.
Priority Applications (1)
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|---|---|---|---|
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