CN103475682B - File transfer method and file transfer equipment - Google Patents
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- CN103475682B CN103475682B CN201210186502.9A CN201210186502A CN103475682B CN 103475682 B CN103475682 B CN 103475682B CN 201210186502 A CN201210186502 A CN 201210186502A CN 103475682 B CN103475682 B CN 103475682B
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Abstract
The embodiment of the invention provides a file transfer method and file transfer equipment. The file transfer method comprises the steps of receiving a data read request sent by a user terminal, sending the data read request to a source end corresponding to the data read request to enable the source end to send a corresponding file according to the data read request, receiving the file sent by the source end and sending the file to a destination end corresponding to the data read request, wherein the source end is a network file system server and the destination end is a cloud storage server, or the source end is a cloud storage server and the destination end is a network file system server. With the file transfer method and the file transfer equipment which are provided by the embodiment of the invention, the user terminal is prevented from carrying out repetitive operation of downloading a file and then uploading the file, the effect of file transfer between the network file system server and the cloud storage server is improved, and waste of network resources is avoided.
Description
Technical field
The present embodiments relate to network technology, more particularly, to a kind of file migration method and apparatus.
Background technology
NFS (Network File System, abbreviation NFS) is by network, far-end file can be carried out
The system of various operations, its maximum function is just that by the shared of file between heterogeneous machines and catalogue.User is led to
Cross the share directory of client carry nfs server to access nfs server, when one long-range share directory of client carry
When, this catalogue just becomes a part for client local directory tree.
With the continuous development of cloud computing technology, cloud storage is increasingly widely applied.Cloud storage passes through cluster should
With functions such as, network technology or distributed file systems, using application software by storage device various types of in network
Gather collaborative work, the system of data storage and Operational Visit function is externally provided jointly.
Between above two system and roundabout interface, when user is simultaneously using two kinds of systems, and wish network literary composition
When file migration in part system is in cloud storage service device, need first that file is locally downloading from nfs server, then
It is uploaded to cloud storage service device.From cloud storage service device, the process to nfs server migrated file is also such.Many times,
User is only desirable to carry out migration process to file, by file especially Large Copacity file download to locally uploading, wastes again
A large amount of Internet resources.
Content of the invention
The embodiment of the present invention provides a kind of file migration method and apparatus, is deposited with cloud with improving network file system server
The effect of file migration between storage server, it is to avoid the waste of Internet resources.
The embodiment of the present invention provides a kind of file migration method, including：
The data read request that receive user terminal sends, described data read request is sent to described digital independent please
Seek corresponding source, so that described source sends corresponding file according to described data read request；
Receive the described file that described source sends, described file is sent to the corresponding purpose of described data read request
End；
Wherein, described source is network file system server, and described destination is cloud storage service device；Or described source
For cloud storage service device, described destination is network file system server.
The embodiment of the present invention provides a kind of file migration equipment, including：
First processing units, the data read request sending for receive user terminal, described data read request is sent out
Give described data read request corresponding source, so that described source sends literary composition accordingly according to described data read request
Part；
File migration unit, for receiving the described file that described source sends, described file is sent to described data
The corresponding destination of read requests；
Wherein, described source is network file system server, and described destination is cloud storage service device；Or described source
For cloud storage service device, described destination is network file system server.
As shown from the above technical solution, the embodiment of the present invention provides file migration method and apparatus, and file migration equipment connects
Receive the data read request that user terminal sends, described data read request is sent to the corresponding source of described data read request
End, so that described source sends corresponding file according to described data read request, receives the described file that described source sends,
Described file is sent to the corresponding destination of described data read request.User terminal only needs to send to file migration equipment
Data read request, you can realize transition process to corresponding document, it is to avoid file is downloaded and uploads by user terminal
Repetitive operation, improve the effect of file migration between network file system server and cloud storage service device, it is to avoid network
The waste of resource.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description are these
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of file migration method flow diagram provided in an embodiment of the present invention；
Fig. 2 is another kind file migration method flow diagram provided in an embodiment of the present invention；
Fig. 3 is another file migration method flow diagram provided in an embodiment of the present invention；
Fig. 4 is file migration signaling diagram provided in an embodiment of the present invention；
Fig. 5 is a kind of file migration device structure schematic diagram provided in an embodiment of the present invention；
Fig. 6 is another kind file migration device structure schematic diagram provided in an embodiment of the present invention；
Fig. 7 is another file migration device structure schematic diagram provided in an embodiment of the present invention；
Fig. 8 is file migration system structure diagram provided in an embodiment of the present invention.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment being obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
Fig. 1 is a kind of file migration method flow diagram provided in an embodiment of the present invention.As shown in figure 1, the present embodiment provides
File migration method specifically can apply to the file migration mistake between network file system server and cloud storage service device
Journey, can be executed by file migration equipment.This document migration equipment can be arranged on the nets such as server, gateway or router
It is also possible to be separately provided in network equipment.
The file migration method that the present embodiment provides specifically includes：
The data read request that step 10, receive user terminal send, described data read request is sent to described number
According to the corresponding source of read requests, so that described source sends corresponding file according to described data read request；
The described file that step 20, the described source of reception send, described file is sent to described data read request pair
The destination answered；
Wherein, described source is network file system server, and described destination is cloud storage service device；Or described source
For cloud storage service device, described destination is network file system server.
Specifically, user can be registered as the validated user of network file system server and cloud storage service device respectively,
So that network file system server and cloud storage service device provide corresponding service for this user.
User first pass through user terminal by the catalogue carry of network file system server user terminal local mesh
Under record, user terminal can send carry (mount) request to network file system server, specifically permissible in the request of this carry
Carry user profile, whether network file system server can have carry server according to this carry requests verification user
The authority of catalogue, if being proved to be successful, returns carry response to user terminal.User terminal can also be sent out to file migration equipment
This carry is given to ask, this is hung over request and is sent to network file system server by file migration equipment, and NFS takes
Business device, according to the carry authority of this carry requests verification user, if being proved to be successful, returning to network file system server and hanging
Carry response, the response of this carry is returned to user terminal by network file system server again.User terminal executes carry order, will
The catalogue carry of network file system server is under local directory.User can be by carry under user terminal local directory
The catalogue of network file system server come to access the file in network file system server it is also possible to by user terminal straight
The file in cloud storage service device is asked in receiving.
Under a kind of application scenarios, when user needs to take the file migration in network file system server to cloud storage
When in business device, network file system server is the source of file migration process, and cloud storage service device is file migration process
Destination.User passes through user terminal to file migration equipment sending data read requests, specifically may be used in this data read request
To carry user profile, the fileinfo of file to be migrated, network file system server information and cloud storage service device
Information etc..File migration equipment parses to this data read request, and is sent data read request with this user identity
To the corresponding network file system server of network file system server information, network file system server is read to this data
Take request to be parsed, verify whether user has the authority reading file according to user profile, if being proved to be successful, will be to be migrated
The corresponding file of fileinfo of file is sent to file migration equipment, and file migration equipment sends the file to cloud storage again
Server info corresponding cloud storage service device.
Under another kind of application scenarios, when user needs the file migration in cloud storage service device to NFS
When in server, cloud storage service device is the source of file migration process, and network file system server is file migration process
Destination.User passes through user terminal to file migration equipment sending data read requests, concrete in this data read request
User profile, the fileinfo of file to be migrated, network file system server information and cloud storage service can be carried
Device information etc..File migration equipment parses to this data read request, and is sent out data read request with this user identity
Give cloud storage service device information corresponding cloud storage service device, this data read request of cloud storage service device is parsed, root
Verify whether user has the authority reading file according to user profile, if being proved to be successful, by the fileinfo pair of file to be migrated
The file answered is sent to file migration equipment, and file migration equipment sends the file to network file system server information again
Corresponding network file system server.
So far just complete the file migration process between network file system server and cloud storage service device.
The file migration method that the present embodiment provides, the digital independent that file migration equipment receive user terminal sends please
Ask, described data read request is sent to the corresponding source of described data read request, so that described source is according to described number
Send corresponding file according to read requests, receive the described file that described source sends, described file is sent to described data
The corresponding destination of read requests.User terminal only needs to file migration equipment sending data read requests, you can it is right to realize
The transition process of corresponding document, it is to avoid file is downloaded the repetitive operation uploading again by user terminal, reduces user
The pressure of terminal, improves the effect of file migration between network file system server and cloud storage service device, it is to avoid network provides
The waste in source.
Fig. 2 is another kind file migration method flow diagram provided in an embodiment of the present invention.As shown in Fig. 2 in the present embodiment
In, step 10, before the data read request that receive user terminal sends, specifically can also comprise the steps：
The carry request that step 30, the described user terminal of reception send, the request of described carry is sent to network file system
System server；
The carry response corresponding to the request of described carry that step 40, the described network file system server of reception send,
The response of described carry is sent to described user terminal, so that described user terminal is by the mesh of described network file system server
Record carry is under local directory.
Specifically, user terminal sends carry request to file migration equipment, can carry user in the request of this carry
Information and network file system server information, file migration equipment parses to the request of this carry, and the request of this carry is sent out
Give network file system server information corresponding network file system server.This network file system server information has
Body can be the address of network file system server or the mark of network file system server, and file migration sets
The standby address that can obtain network file system server according to this mark.Network file system server is to the carry receiving
Request is parsed, and verifies whether this user has the authority of carry server directory according to user profile, if being proved to be successful,
Return carry response to file migration equipment, the response of this carry is sent to user terminal, user terminal by file migration equipment again
Execution carry order, by the catalogue carry of network file system server under local directory.
In the present embodiment, step 20, receives the described file that described source sends, described file is sent to described number
According to the corresponding destination of read requests, specifically may include steps of：
The described file that step 201, the described source of reception send, described file is entered row cache；
Step 202, to the corresponding destination of described data read request send write data requests, receive described destination send out
The permission of writing corresponding to write data request sent responds；
Step 203, by caching described file be sent to described destination.
Under a kind of implementation, the file that file migration equipment can first send to source enters row cache, when file is complete
After portion receives success, resettle the connection with destination, send the file to destination.With network file system server as source
End, as a example holding for the purpose of cloud storage service device, file migration equipment receives the file that network file system server sends, to this
File enters row cache.Send write data requests to cloud storage service device, in this write data requests, specifically can carry user's letter
Breath.According to this identity information, cloud storage service device verifies whether user has the authority of written document, if being proved to be successful, to file
Migration equipment returns writes permission response.This document of caching is sent to cloud storage service device by file migration equipment again.File is sent out
Send after finishing, file migration equipment can send in order to indicate the successful configured information of file migration to user terminal.
Fig. 3 is another file migration method flow diagram provided in an embodiment of the present invention.As shown in figure 3, in the present embodiment
In, step 20, receive the described file that described source sends, described file is sent to the corresponding mesh of described data read request
End, specifically may include steps of：
Step 211, to the corresponding destination of described data read request send write data requests, receive described destination send out
The permission of writing corresponding to write data request sent responds；
The described file that step 212, the described source of reception send, described file is sent to described destination.
Under another kind of implementation, the file that file migration equipment can not send to source enters row cache, is receiving
Before source sends file, first set up the connection with destination, then by the transmitting file in real time receiving from source to destination.
Again with network file system server as source, as a example holding for the purpose of cloud storage service device, file migration equipment takes to cloud storage
Business device sends write data requests, specifically can carry user profile in this write data requests.Cloud storage service device is according to this body
Whether part Information Authentication user has the authority of written document, if being proved to be successful, returning to file migration equipment and writing permission response.
File migration equipment receives the file data that network file system server sends, and the file data receiving is sent in real time
Cloud storage service device.After file is sent, file migration equipment can send in order to indicate file migration one-tenth to user terminal
The configured information of work(.
In the present embodiment, in step 20, described file is sent to the corresponding destination of described data read request,
Specifically may include steps of：
Obtain mapping table, described file corresponding destination storage address is determined according to described mapping table, according to described mesh
End storage address send described file to described destination, by described file being stored in described destination with described purpose
On the corresponding position of storage address of end.
This mapping table specifically can include the corresponding relation of file attribute and destination storage address, or source server with
The corresponding relation of target storage address, or the preference that the other user of storage sets.File attribute can be file type or literary composition
Part size etc., wherein, file type is specifically as follows the Format Type of file, or user can need to file according to management
Classified, of a sort file will be belonged to one file type is set.Destination storage address specially user wishes should
File corresponding to file type is stored in the positional information of destination.For example, when destination is network file system server,
Destination storage address is a store path under network file system server catalogue, and destination is cloud storage service device
When, destination storage address is a mark or a URL (Uniform/Universal Resource
Locator, abbreviation URL).User can pre-set this mapping table, and this mapping table can be stored in file migration equipment,
Can be provided from user terminal to file migration equipment.File migration equipment determines the corresponding purpose of this document according to this mapping table
End storage address, sends file according to this destination storage address to destination.By the setting of mapping table, can move in file
Realize file migration during shifting to user desired position, it is to avoid the arrangement to file for user's later stage.
Fig. 4 is file migration signaling diagram provided in an embodiment of the present invention.Below with network file system server as source,
Hold for the purpose of cloud storage service device, as a example cloud storage service device is Amazon S3, and combine Fig. 4 to embodiment of the present invention offer
File migration method elaborate.
Step 1, user terminal send carry request to file migration equipment；
Step 2, file migration equipment parse to the request of this carry；
Step 3, with user identity to network file system server send carry request；
Whether step 4, network file system server have mounting net according to configuration file/etc/exports checking user
The authority of network file system server catalogue；
If step 5 is proved to be successful, network file system server returns carry response MNT3_OK to file migration equipment；
Step 6, file migration equipment return carry response MNT3_OK to user terminal；
Step 7, user terminal execution carry operation.
Step 8, user terminal to file migration equipment sending data read requests NFSPROC3_READ, request execute general
Corresponding document in network file system server moves in Amazon S3；
Step 9, file migration equipment parse this data read request NFSPROC3_READ；
Step 10, to network file system server send data read request NFSPROC3_READ；
Step 11, network file system server, according to configuration file/etc/exports, judge whether user has reading literary composition
The authority of part；
If step 12 is proved to be successful, network file system server sends file to file migration equipment；
The file that step 13, file migration equipment interconnection receive enters row cache；
Step 14, file migration equipment send write data requests to Amazon S3；
Step 15, Amazon S3 return to file migration equipment and write permission response；
Step 16, file migration equipment pass through PUT_Object () API to Amazon S3 written document, desired parameters information
For：Bucket, key, contentlength and content, wherein, bucket corresponds to destination storage address, the corresponding literary composition of key
The filename of part, contentlength respective file size, content respective file data.
Fig. 5 is a kind of file migration device structure schematic diagram provided in an embodiment of the present invention.As shown in figure 5, the present embodiment
The file migration equipment 81 providing specifically can realize each step of the file migration method that any embodiment of the present invention provides,
This repeats no more.The file migration equipment 81 that the present embodiment provides specifically includes first processing units 11 and file migration unit
12, first processing units 11 are used for the data read request that receive user terminal 84 sends, and described data read request is sent
To the corresponding source of described data read request 82, so that described source 82 sends literary composition accordingly according to described data read request
Part.File migration unit 12 is used for receiving the described file that described source 82 sends, and described file is sent to described data and reads
Take the corresponding destination 83 of request.Wherein, described source 82 is network file system server, and described destination 83 is cloud storage
Server；Or described source 82 is cloud storage service device, described destination 83 is network file system server.
The file migration equipment 81 that the present embodiment provides, the data that first processing units 22 receive user terminal 84 sends is read
Take request, described data read request is sent to the corresponding source of described data read request 82, so that described source 82
Send corresponding file according to described data read request, file migration unit 12 receives the described file that described source 82 sends,
Described file is sent to the corresponding destination of described data read request 83.User terminal 84 only needs to file migration equipment
81 transmission data read request, you can realize transition process to corresponding document, it is to avoid under file is carried out by user terminal 84
Carry the repetitive operation uploading again, improve the effect of file migration between network file system server and cloud storage service device,
Avoid the waste of Internet resources.
Fig. 6 is another kind file migration device structure schematic diagram provided in an embodiment of the present invention.As shown in fig. 6, in this reality
Apply in example, this document migration equipment 81 can also include second processing unit 13 and the 3rd processing unit 14.Second processing unit
13 are used for receiving the carry request that described user terminal 84 sends, and the request of described carry is sent to network file system server
82.3rd processing unit 14 is used for receiving the extension corresponding to the request of described carry that described network file system server 82 sends
Carry response, the response of described carry is sent to described user terminal 84, so that described user terminal 84 is by described network file system
The catalogue carry of system server 82 is under local directory.Fig. 6 is illustrated that network file system server is source 82, cloud storage
The implementation at end 83 for the purpose of server.
In the present embodiment, described file migration unit 12 can include file cache subelement 21, first process son list
Unit 22 and file send subelement 23.File cache subelement 21 is used for receiving the described file that described source 82 sends, by institute
State file and enter row cache.First process subelement 22 is used for sending to the corresponding destination of described data read request 83 writes data
Request, receive described destination 83 transmission allows response corresponding to writing of write data request.File sends subelement 23
For the described file of caching is sent to described destination 83.Under a kind of implementation, file cache subelement 21 is permissible
The file first source 82 being sent enters row cache, and after file all receives success, the first process subelement 22 resettles and mesh
End 83 connection, file send subelement 23 send the file to destination 83.First row cache is entered to file, can to
When destination 83 transmits the loss of data causing due to factors such as network interferences in file processes, the data of loss is passed again
Defeated, improve the reliability of file transmission.
Fig. 7 is another file migration device structure schematic diagram provided in an embodiment of the present invention.As shown in fig. 7, in this reality
Apply in example, described file migration unit 12 includes second processing subelement 31 and the 3rd process subelement 32.Second processing is single
Unit 31 is used for sending write data requests to the corresponding destination of described data read request 83, receives what described destination 83 sent
Permission of writing corresponding to write data request responds.3rd process subelement 32 is used for receiving the described of described source 82 transmission
File, described file is sent to described destination 83.Under another kind of implementation, file migration equipment 81 can not be to source
The file of end 82 transmission enters row cache, and before receiving source 82 transmission file, second processing subelement 31 is first set up and purpose
End 83 connection, the 3rd process subelement 32 again by the transmitting file in real time receiving from source 82 to destination 83.First with
Destination 83 is set up and is connected, and can shorten transmission latency, improves efficiency of transmission.Fig. 7 is illustrated that NFS takes
Business device is source 82, the implementation at end 83 for the purpose of cloud storage service device.
In the present embodiment, described file migration unit 12 is additionally operable to obtain mapping table, determines institute according to described mapping table
State file corresponding destination storage address, described file sent to described destination 83 according to described destination storage address,
So that described file to be stored on the position corresponding with described destination storage address of described destination 83.By mapping table
Setting, can realize file migration to user desired position during file migration, it is to avoid user's later stage is to file
Arrangement.
Fig. 8 is file migration system structure diagram provided in an embodiment of the present invention.As shown in figure 8, the present embodiment provides
File migration system specifically include：User terminal 84, source 82 and destination 83, also including any embodiment of the present invention provides
File migration equipment 81.Described source 82 is network file system server, and described destination 83 is cloud storage service device；Or
Described source 82 is cloud storage service device, and described destination 83 is network file system server.User terminal 84, file migration
Equipment 81, source 82 and destination 83 can join each step realizing the file migration method that any embodiment of the present invention provides
Suddenly, this repeats no more.
One of ordinary skill in the art will appreciate that：The all or part of step realizing said method embodiment can be passed through
Completing, aforesaid program can be stored in a computer read/write memory medium the related hardware of programmed instruction, this program
Upon execution, execute the step including said method embodiment；And aforesaid storage medium includes：ROM, RAM, magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
Finally it should be noted that：Above example only in order to technical scheme to be described, is not intended to limit；Although
With reference to the foregoing embodiments the present invention is described in detail, it will be understood by those within the art that：It still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to wherein some technical characteristics；
And these modifications or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a kind of file migration method is it is characterised in that include：
The data read request that receive user terminal sends, described data read request is sent to described data read request pair
The source answered, so that described source sends corresponding file according to described data read request；
Receive the described file that described source sends, described file is sent to the corresponding destination of described data read request；
Wherein, described source is network file system server, and described destination is cloud storage service device；Or described source is cloud
Storage server, described destination is network file system server.
2. file migration method according to claim 1 is it is characterised in that the digital independent that receive user terminal sends please
Before asking, also include：
Receive the carry request that described user terminal sends, the request of described carry is sent to network file system server；
Receive the carry response corresponding to the request of described carry that described network file system server sends, described carry is rung
Described user terminal should be sent to so that described user terminal by the catalogue carry of described network file system server local
Under catalogue.
3. file migration method according to claim 1 is it is characterised in that receive the described file that described source sends,
Described file is sent to the corresponding destination of described data read request, including：
Receive the described file that described source sends, described file is entered row cache；
Send write data requests to the corresponding destination of described data read request, receive that described destination sends corresponding to institute
That states write data requests writes permission response；
The described file of caching is sent to described destination.
4. file migration method according to claim 1 is it is characterised in that receive the described file that described source sends,
Described file is sent to the corresponding destination of described data read request, including：
Send write data requests to the corresponding destination of described data read request, receive that described destination sends corresponding to institute
That states write data requests writes permission response；
Receive the described file that described source sends, described file is sent to described destination.
5. file migration method according to claim 1 is it is characterised in that be sent to described digital independent by described file
Ask corresponding destination, including：
Obtain mapping table, described destination storage address is determined according to described mapping table, according to described destination storage address to
Described destination sends described file, and described file is stored in the corresponding with described destination storage address of described destination
Position on.
6. a kind of file migration equipment is it is characterised in that include：
First processing units, the data read request sending for receive user terminal, described data read request is sent to
The corresponding source of described data read request, so that described source sends corresponding file according to described data read request；
File migration unit, for receiving the described file that described source sends, described file is sent to described digital independent
Ask corresponding destination；
Wherein, described source is network file system server, and described destination is cloud storage service device；Or described source is cloud
Storage server, described destination is network file system server.
7. file migration equipment according to claim 6 is it is characterised in that also include：
Second processing unit, for receiving the carry request that described user terminal sends, the request of described carry is sent to network
File system server；
3rd processing unit, for receiving the carry corresponding to the request of described carry that described network file system server sends
Response, the response of described carry is sent to described user terminal, so that described user terminal is by described NFS service
The catalogue carry of device is under local directory.
8. file migration equipment according to claim 6 is it is characterised in that described file migration unit includes：
File cache subelement, for receiving the described file that described source sends, described file is entered row cache；
First process subelement, for sending write data requests to the corresponding destination of described data read request, receives described
The permission of writing corresponding to write data request that destination sends responds；
File sends subelement, for the described file of caching is sent to described destination.
9. file migration equipment according to claim 6 is it is characterised in that described file migration unit includes：
Second processing subelement, for sending write data requests to the corresponding destination of described data read request, receives described
The permission of writing corresponding to write data request that destination sends responds；
3rd process subelement, for receiving the described file that described source sends, described file is sent to described destination.
10. file migration equipment according to claim 6 it is characterised in that：Described file migration unit is additionally operable to obtain
Mapping table, determines described destination storage address according to described mapping table, according to described destination storage address to described purpose
End sends described file, described file is stored in the position corresponding with described destination storage address of described destination
On.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210186502.9A CN103475682B (en) | 2012-06-07 | 2012-06-07 | File transfer method and file transfer equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210186502.9A CN103475682B (en) | 2012-06-07 | 2012-06-07 | File transfer method and file transfer equipment |
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| CN103475682A CN103475682A (en) | 2013-12-25 |
| CN103475682B true CN103475682B (en) | 2017-02-08 |
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| CN201210186502.9A Active CN103475682B (en) | 2012-06-07 | 2012-06-07 | File transfer method and file transfer equipment |
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| CN103731502A (en) * | 2014-01-13 | 2014-04-16 | 浪潮(北京)电子信息产业有限公司 | Rapid copying method of server file |
| CN105812321B (en) * | 2014-12-30 | 2019-03-19 | 沈阳高精数控智能技术股份有限公司 | A kind of Network File System and processing method based on subscriber information management file resource |
| CN106126160B (en) * | 2016-06-16 | 2019-10-25 | Oppo广东移动通信有限公司 | A kind of effect adjusting method and user terminal |
| CN106953893A (en) | 2017-02-15 | 2017-07-14 | 北京百度网讯科技有限公司 | Data Migration between cloud storage system |
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