CN104092754B - Document storage system and file memory method - Google Patents
Document storage system and file memory method Download PDFInfo
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- CN104092754B CN104092754B CN201410318744.8A CN201410318744A CN104092754B CN 104092754 B CN104092754 B CN 104092754B CN 201410318744 A CN201410318744 A CN 201410318744A CN 104092754 B CN104092754 B CN 104092754B
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Abstract
The invention provides a kind of document storage system, including：Application server, the request is sent to a file server in multiple file servers for receiving the request of client transmission, and according to the load condition of the request and each file server；Multiple file servers, according to the request from the application server, file after a pair file corresponding with the request is handled, and file after processing is sent to file manager；The file manager, file after the processing is received, according to the attribute of file after the processing and the attribute of multiple distributed memory systems, select a distributed memory system to store file after the processing；The multiple distributed memory system.Correspondingly, the invention also provides a kind of file memory method.Pass through technical scheme, it is possible to achieve the load balancing of request and storage, meet the high concurrent storage of Large Copacity file.
Description
Technical field
The present invention relates to technical field of data storage, is deposited in particular to a kind of document storage system and a kind of file
Method for storing.
Background technology
At present, as the fast development of mobile Internet and community etc., substantial amounts of file, data are following.These texts
Part is more to be existed in the form of document or picture, and each file size in itself is simultaneously little, but file population quantity is very huge.
At present, the file of these Large Copacities is typically only stored in local disk, and still, simple disk storage is in memory capacity, storage
Efficiency, disaster tolerance etc. have certain limitation, can not meet storage demand of the user to file.
Therefore, the file of these Large Copacities how is reasonably stored, turns into current urgent problem to be solved.
The content of the invention
The present invention is based on above-mentioned technical problem, it is proposed that a kind of new technical scheme, it is possible to achieve request and storage
Load balancing, meet Large Copacity file high concurrent storage.
In view of this, the present invention proposes a kind of document storage system, including：Application server, multiple file servers,
File manager and multiple distributed memory systems, wherein the application server, for receiving the request of client transmission,
And according to the request and the load condition of each file server, the request is sent to multiple files and taken
A file server being engaged in device；Multiple file servers, receive the request from the application server, root respectively
According to the request, file after a pair file corresponding with the request is handled, and by file after the processing
Send to the file manager；The file manager, receive the processing from multiple file servers hereinafter
Part, it is file after the processing according to the attribute of file after the processing and the attribute of multiple distributed memory systems
A distributed memory system is selected to store file after the processing.
In the technical scheme, the request that application server is sent to client carries out load balancing, according to current each
The service condition of file server, file corresponding to the request of suitable file server processing user is selected, such as, according to
The service condition of the port of current each available file server, the file server of current relative free is selected, with processing
File corresponding to user's request.File manager be used for schedule file storage operate, its receive processing after file after,
Can be according to the attribute of the file after the processing and the most suitable distributed storage system of the Attributions selection of each distributed memory system
System stores to the file after the processing, improves the efficiency of system.In addition, in the above-mentioned technical solutions, it can locate successively
Single request is managed, multiple requests can also be handled simultaneously, therefore, the load balancing of request and storage can be both realized, also can
Meet the high concurrent storage of Large Copacity file.
In the above-mentioned technical solutions, it is preferable that each distributed memory system has multiple storage servers, each
Mutually backed up between the storage server.
In the technical scheme, mutually backed up between multiple storage servers in each distributed memory system,
This greatly improves the security of file storage.
In the above-mentioned technical solutions, it is preferable that the quantity of the distributed memory system is big according to the file received
Small dynamic changes.
In the technical scheme, when the file that the off-capacity of distributed memory system is received with storing, Ke Yidong
State increases the quantity of distributed memory system, to increase memory capacity, realizes that dynamic capacity expands.
In the above-mentioned technical solutions, it is preferable that processing of the file server to the file includes：Manage file
The storage format of metadata information, file, and storage is compressed to the file.
In the technical scheme, file server is the nucleus module of the system, its mainly to the file of upload at
Reason, wherein, manage the metadata of file conveniently can retrieve to file after storing, and the storage format for managing file can be with
According to the storage format of file be file configuration to suitable distributed memory system, to realize load balancing, compress upload
File can reduce the size of file, save memory capacity.
In the above-mentioned technical solutions, it is preferable that the attribute of file includes after the processing：The size of file after the processing
And hyperlink request number；And the attribute of the distributed memory system includes：Remaining disk space size.
In the technical scheme, file manager can according to the size and/or hyperlink request number of file after processing and
The remaining disk space size of multiple distributed memory systems, most suitable distributed memory system is selected for file after processing.
For example when the file after processing is excessive and its hyperlink request number is more, select the larger distributed storage of remaining disk space
System stores the file after the processing.In this manner it is achieved that the load balancing of request and storage, the storage efficiency of lifting system.
According to another aspect of the present invention, a kind of file memory method is additionally provided, including：Application server receives client
Hold the request sent, and according to the load condition of each file server in the request and multiple file servers,
The request is sent to a file server in multiple file servers；One file server, which receives, to be come from
After the request of the application server, according to the request, a pair file corresponding with the request carries out handling everywhere
File after reason, and file after the processing is sent to file manager；The file manager is received from multiple described
After the processing of file server after file, according to the attribute of file after the processing and multiple distributed memory systems
Attribute, be that file selects a distributed memory system to be stored to file after the processing after the processing.
In the technical scheme, the request that application server is sent to client carries out load balancing, according to current each
The service condition of file server, file corresponding to the request of suitable file server processing user is selected, such as, according to
The service condition of the port of current each available file server, the file server of current relative free is selected, with processing
File corresponding to user's request.File manager be used for schedule file storage operate, its receive processing after file after,
Can be according to the attribute of the file after the processing and the most suitable distributed storage system of the Attributions selection of each distributed memory system
System stores to the file after the processing, improves the efficiency of system.In addition, in the above-mentioned technical solutions, it can locate successively
Single request is managed, multiple requests can also be handled simultaneously, therefore, the load balancing of request and storage can be both realized, also can
Meet the high concurrent storage of Large Copacity file.
In the above-mentioned technical solutions, it is preferable that multiple storage servers on each distributed memory system
In each storage server mutually back up.
In the technical scheme, mutually backed up between multiple storage servers in each distributed memory system,
This greatly improves the security of file storage.
In the above-mentioned technical solutions, it is preferable that the distributed storage is changed according to the size of the file received dynamic
The quantity of system.
In the technical scheme, when the file that the off-capacity of distributed memory system is received with storing, Ke Yidong
State increases the quantity of distributed memory system, to increase memory capacity, realizes that dynamic capacity expands.
In the above-mentioned technical solutions, it is preferable that the file server manages the metadata information of the file, file
Storage format, and storage is compressed to the file.
In the technical scheme, file server is the nucleus module of the system, and it mainly carries out pipe to the file of upload
Reason, wherein, manage the metadata of file conveniently can retrieve to file after storing, and the storage format for managing file can be with
According to the storage format of file be file configuration to suitable distributed memory system, to realize load balancing, compress upload
File can reduce the size of file, save memory capacity.
In the above-mentioned technical solutions, it is preferable that the attribute of file includes after the processing：The size of file after the processing
And hyperlink request number；And the attribute of the distributed memory system includes：Remaining disk space size.
In the technical scheme, file manager can according to the size and/or hyperlink request number of file after processing and
The remaining disk space size of multiple distributed memory systems, most suitable distributed memory system is selected for file after processing.
For example when the file after processing is excessive and its hyperlink request number is more, select the larger distributed storage of remaining disk space
System stores the file after the processing.In this manner it is achieved that the load balancing of request and storage, the storage efficiency of lifting system.
Pass through above technical scheme, it is possible to achieve the load balancing of request and storage, the efficiency and peace of lifting system storage
Quan Xing, meet the high concurrent storage of Large Copacity file.
Brief description of the drawings
Fig. 1 shows the block diagram of document storage system according to an embodiment of the invention；
Fig. 2 shows the flow chart of file memory method according to an embodiment of the invention；
Fig. 3 shows the schematic block diagram of document storage system according to an embodiment of the invention.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be different from other modes described here using other to implement, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Fig. 1 shows the block diagram of document storage system according to an embodiment of the invention.
As shown in figure 1, document storage system 100 according to an embodiment of the invention, including：Application server 102, is used for
The request that client is sent is received, and according to request and the load condition of each file server, is sent the request to multiple
A file server in file server；Multiple file servers：File server 1042, file server 1044 ...,
File server 104N, the request from application server is received respectively, according to request, pair file corresponding with request is carried out
File after being handled, and file after processing is sent to file manager 106；File manager 106, receive from more
File after the processing of individual file server, according to the attribute of file after processing and the attribute of multiple distributed memory systems, it is
File selects a distributed memory system to store file after processing after processing；And multiple distributed storage systems
System：Distributed memory system 1082, distributed memory system 1084 ..., distributed memory system 108N.
In the technical scheme, the request that application server 102 is sent to client carries out load balancing, according to current each
The service condition of individual file server, file corresponding to the request of suitable file server processing user is selected, such as, root
According to the service condition of the port of current each available file server, the file server of current relative free is selected, with place
Manage file corresponding to user's request.The storage that file manager 106 is used for schedule file operates, its text after processing is received
After part, it can be deposited according to the most suitable distribution of Attributions selection of the attribute and each distributed memory system of the file after the processing
Storage system stores to the file after the processing, improves the efficiency of system.In addition, in the above-mentioned technical solutions, Ke Yiyi
The single request of secondary processing, can also handle multiple requests simultaneously, therefore, can both realize the load balancing of request and storage,
Also the high concurrent storage of Large Copacity file can be met.
In the above-mentioned technical solutions, it is preferable that each distributed memory system has multiple storage servers, each storage
Mutually backed up between server.
In the technical scheme, mutually backed up between multiple storage servers in each distributed memory system,
This greatly improves the security of file storage.
In the above-mentioned technical solutions, it is preferable that the quantity of distributed memory system is according to the big petty action of the file received
State changes.
In the technical scheme, when the file that the off-capacity of distributed memory system is received with storing, Ke Yidong
State increases the quantity of distributed memory system, to increase memory capacity, realizes that dynamic capacity expands.
In the above-mentioned technical solutions, it is preferable that processing of the file server to file includes：Manage the metadata letter of file
Breath, the storage format of file, and storage is compressed to file.
In the technical scheme, file server is the nucleus module of the system, its mainly to the file of upload at
Reason, wherein, manage the metadata of file conveniently can retrieve to file after storing, and the storage format for managing file can be with
According to the storage format of file be file configuration to suitable distributed memory system, to realize load balancing, compress upload
File can reduce the size of file, save memory capacity.
In the above-mentioned technical solutions, it is preferable that the attribute of file includes after processing：The size of file and request after processing
Link number；And the attribute of distributed memory system includes：Remaining disk space size.
In the technical scheme, file manager can according to the size and/or hyperlink request number of file after processing and
The remaining disk space size of multiple distributed memory systems, most suitable distributed memory system is selected for file after processing.
For example when the file after processing is excessive and its hyperlink request number is more, select the larger distributed storage of remaining disk space
System stores the file after the processing.In this manner it is achieved that the load balancing of request and storage, the storage efficiency of lifting system.
Fig. 2 shows the flow chart of file memory method according to an embodiment of the invention.
As shown in Fig. 2 file memory method according to an embodiment of the invention, comprises the following steps：
Step 202, application server receives the request that client is sent, and according in request and multiple file servers
The load condition of each file server, the file server sent the request in multiple file servers.
Step 204, after a file server receives the request from application server, according to request, pair with please
Ask corresponding file handled after file, and file after processing is sent to file manager.
Step 206, file manager is received after the processing from multiple file servers after file, after processing
The attribute of the attribute of file and multiple distributed memory systems, a distributed memory system is selected with right for file after processing
File is stored after processing.
In the technical scheme, the request that application server is sent to client carries out load balancing, according to current each
The service condition of file server, file corresponding to the request of suitable file server processing user is selected, such as, according to
The service condition of the port of current each available file server, the file server of current relative free is selected, with processing
File corresponding to user's request.File manager be used for schedule file storage operate, its receive processing after file after,
Can be according to the attribute of the file after the processing and the most suitable distributed storage system of the Attributions selection of each distributed memory system
System stores to the file after the processing, improves the efficiency of system.In addition, in the above-mentioned technical solutions, it can locate successively
Single request is managed, multiple requests can also be handled simultaneously, therefore, the load balancing of request and storage can be both realized, also can
Meet the high concurrent storage of Large Copacity file.
In the above-mentioned technical solutions, it is preferable that in multiple storage servers on each distributed memory system
Each storage server mutually backs up.
In the technical scheme, mutually backed up between multiple storage servers in each distributed memory system,
This greatly improves the security of file storage.
In the above-mentioned technical solutions, it is preferable that distributed memory system is changed according to the size of the file received dynamic
Quantity.
In the technical scheme, when the file that the off-capacity of distributed memory system is received with storing, Ke Yidong
State increases the quantity of distributed memory system, to increase memory capacity, realizes that dynamic capacity expands.
In the above-mentioned technical solutions, it is preferable that file server manages metadata information, the storage lattice of file of file
Formula, and storage is compressed to file.
In the technical scheme, file server is the nucleus module of the system, and it mainly carries out pipe to the file of upload
Reason, wherein, manage the metadata of file conveniently can retrieve to file after storing, and the storage format for managing file can be with
According to the storage format of file be file configuration to suitable distributed memory system, to realize load balancing, compress upload
File can reduce the size of file, save memory capacity.
In the above-mentioned technical solutions, it is preferable that the attribute of file includes after processing：The size of file and request after processing
Link number；And the attribute of distributed memory system includes：Remaining disk space size.
In the technical scheme, file manager can according to the size and/or hyperlink request number of file after processing and
The remaining disk space size of multiple distributed memory systems, most suitable distributed memory system is selected for file after processing.
For example when the file after processing is excessive and its hyperlink request number is more, select the larger distributed storage of remaining disk space
System stores the file after the processing.In this manner it is achieved that the load balancing of request and storage, the storage efficiency of lifting system.
Fig. 3 shows the schematic block diagram of document storage system according to an embodiment of the invention.
As shown in figure 3, document storage system 300 according to an embodiment of the invention, including：Client
Client302a, Client302b ..., Client302N, application server Apache Server304, file server
FsServer306a, FsServer306b ..., FsServer306N, file manager DFS Manager308, it is and distributed
Storage system DFS310a, DFS310b ..., DFS310N.
Client302a, Client302b ..., Client302N to Apache Server304 send file storage please
Ask.Wherein, Client302a, Client302b ..., Client302N be the device user and file supplier.
Application server Apache Server304 according to receive multiple files storage request and
FsServer306a, FsServer306b ..., the load condition of each in FsServer306N, will be every in multiple requests
Individual request send to FsServer306a, FsServer306b ..., one in FsServer306N.Application server
Apache Server304 to Client302a, Client302b ..., Client302N send the upload to come and/or under
The request of load carries out a load balancing, according to current FsServer306 service condition, selects suitable FsServer processing
The request of user.Such as the service condition of the port according to current each available FsServer, select current relative free
FsServer, to handle file corresponding to user's request.In addition, handling the request that multiple client is sent simultaneously can realize greatly
The high concurrent storage of capacity documents.
FsServer306a, FsServer306b ..., FsServer306N according to be respectively received file storage please
Ask, file after a pair file corresponding with storage request is handled, and file after processing is sent to DFS
Manager308.FsServer306 is the nucleus module of the system, and it is mainly handled the file of upload, including management
The metadata information of file, the storage format of file, and storage is compressed to file.Wherein, the metadata of file is managed
Conveniently file can be retrieved after storing, the storage format for managing file can be file according to the storage format of file
Suitable distributed memory system is configured to, to realize load balancing, the size of file can be reduced by compressing the file of upload, section
Save memory capacity.
DFS Manager308 are received after the processing from FsServer306 after file, according to file after processing
Size and hyperlink request number and DFS310a, DFS310b ..., DFS310N remaining disk space size, to handle hereinafter
Part selects a suitable DFS310 after file stores successfully, to extract file identification to be stored to file after processing
Symbol, called when asking for next time and download this document.Such as when the file after processing is excessive and its hyperlink request number is more, choosing
Select the larger DFS310 of remaining disk space and store the file after the processing.In this manner it is achieved that the load of request and storage is equal
Weighing apparatus, the storage efficiency of lifting system.
In addition, in the above-mentioned technical solutions, it is preferable that each DFS310 has multiple storage servers, each storage clothes
Mutually backed up between business device, the security of file storage can be greatly promoted.
In the above-mentioned technical solutions, it is preferable that DFS310 quantity changes according to the size dynamic of the file received.
In the technical scheme, when the file that DFS310 off-capacity receives to store, it can dynamically increase DFS310 quantity,
To increase memory capacity, realize that dynamic capacity expands.
Technical scheme is described in detail above in association with accompanying drawing, passes through technical scheme, it is possible to achieve
Request and the load balancing of storage, the efficiency of lifting system storage, safety and stability, realize the high concurrent of Large Copacity file
Storage.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (8)
- A kind of 1. document storage system, it is characterised in that including：Application server, multiple file servers, file manager with And multiple distributed memory systems, whereinThe application server, taken for receiving the request of client transmission, and according to the request and each file The load condition of business device, the request is sent to a file server in multiple file servers；Multiple file servers, receive the request from the application server respectively, according to the request, pair with it is described Ask corresponding file handled after file, and file after the processing is sent to the file management Device；The file manager, file after the processing from multiple file servers is received, after the processing The attribute of the attribute of file and multiple distributed memory systems, it is file one distributed storage of selection after the processing System to file after the processing to store；Processing of the file server to the file includes：Metadata information, the storage format of file of file are managed, with And storage is compressed to the file.
- 2. document storage system according to claim 1, it is characterised in that each distributed memory system has more Individual storage server, each mutually backed up between the storage server.
- 3. document storage system according to claim 1 or 2, it is characterised in that the quantity of the distributed memory system Changed according to the size of the file received dynamic.
- 4. document storage system according to claim 1 or 2, it is characterised in that the attribute of file includes after the processing： The size of file and hyperlink request number after the processing；And the attribute of the distributed memory system includes：Remaining disk Space size.
- A kind of 5. file memory method, it is characterised in that including：Application server receives the request that client is sent, and according to each in the request and multiple file servers The load condition of file server, the request is sent to a file server in multiple file servers；After one file server receives the request from the application server, according to the request, pair and institute File after the corresponding file of request is handled is stated, and file after the processing is sent to file manager；The file manager is received after the processing from multiple file servers after file, according to the place The attribute of the attribute of file and multiple distributed memory systems after reason, it is file one distributed storage of selection after the processing System to file after the processing to store；The file server manages the metadata information of the file, the storage format of file, and the file is carried out Compression storage.
- 6. file memory method according to claim 5, it is characterised in that also include：Each storage server in multiple storage servers on each distributed memory system is mutually standby Part.
- 7. the file memory method according to claim 5 or 6, it is characterised in that according to the big petty action of the file received State changes the quantity of the distributed memory system.
- 8. the file memory method according to claim 5 or 6, it is characterised in that the attribute of file includes after the processing： The size of file and hyperlink request number after the processing；And the attribute of the distributed memory system includes：Remaining disk Space size.
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104679905B (en) * | 2015-03-20 | 2018-04-20 | 四川特伦特科技股份有限公司 | A kind of high-speed memory system based on cloud storage |
| CN107193504A (en) * | 2017-06-02 | 2017-09-22 | 郑州云海信息技术有限公司 | A kind of method and system of automation distribution and establishment application memory based on Kubernetes |
| CN107317880B (en) * | 2017-08-08 | 2020-05-26 | 苏州浪潮智能科技有限公司 | Method and device for realizing load balance |
| CN108108247A (en) * | 2017-12-28 | 2018-06-01 | 大唐软件技术股份有限公司 | Distributed picture storage service system and method |
| CN112445768A (en) * | 2019-08-27 | 2021-03-05 | 无锡江南计算技术研究所 | Multi-file system metadata unified cache management method for super-large scale system |
| CN114443589A (en) * | 2020-11-04 | 2022-05-06 | 北京金山云网络技术有限公司 | File storage method and device, server and computer storage medium |
| CN117009306A (en) * | 2023-06-30 | 2023-11-07 | 济南浪潮数据技术有限公司 | Progress query method, system, equipment and medium for compression and decompression task |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403934A (en) * | 2001-09-06 | 2003-03-19 | 华为技术有限公司 | Load balancing method and equipment for convective medium server |
| CN101207550A (en) * | 2007-03-16 | 2008-06-25 | 中国科学技术大学 | Load balancing system and method for realizing load balancing of multiple services |
| CN101753478A (en) * | 2008-12-05 | 2010-06-23 | 中国移动通信集团公司 | Distributed E-mail system and service method thereof |
| CN102045396A (en) * | 2010-12-20 | 2011-05-04 | 福建星网视易信息系统有限公司 | Load balancing method of server document |
-
2014
- 2014-07-04 CN CN201410318744.8A patent/CN104092754B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403934A (en) * | 2001-09-06 | 2003-03-19 | 华为技术有限公司 | Load balancing method and equipment for convective medium server |
| CN101207550A (en) * | 2007-03-16 | 2008-06-25 | 中国科学技术大学 | Load balancing system and method for realizing load balancing of multiple services |
| CN101753478A (en) * | 2008-12-05 | 2010-06-23 | 中国移动通信集团公司 | Distributed E-mail system and service method thereof |
| CN102045396A (en) * | 2010-12-20 | 2011-05-04 | 福建星网视易信息系统有限公司 | Load balancing method of server document |
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