CN106575267B - Handle distributor and data handling system - Google Patents

Handle distributor and data handling system Download PDF

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Publication number
CN106575267B
CN106575267B CN201480081125.XA CN201480081125A CN106575267B CN 106575267 B CN106575267 B CN 106575267B CN 201480081125 A CN201480081125 A CN 201480081125A CN 106575267 B CN106575267 B CN 106575267B
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processing
server
data
identifier
unit
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CN106575267A (en
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金城圣
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Transfer Between Computers (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Computer And Data Communications (AREA)

Abstract

The corresponding list file that the identifier of the server unit (300) for the content-data that load spreading device (200) storage uses during data storage is handled is mapped with the processing order of specified data processing.Load spreading device asks to be grouped from client terminal device (110) reception processing, the identifier of selection and the processing order identical processing corresponding server unit of order with being included in processing request packet from corresponding list file.Then, load spreading device sends the allocation packets for including processing order to the server unit identified using the identifier selected from corresponding list file.

Description

Handle distributor and data handling system
Technical field
The present invention relates to the technology that multiple server units are distributed with data processing.
Background technology
In the presence of the 3 layer network services with client terminal device, network (web) server unit, database server devices Device system.In 3 layer network server systems, network service device is also referred to as front-end server.Also, database service Device device is also referred to as back-end server.
Patent document 1 and non-patent literature 1 are disclosed by setting load equalizer in network server system to divide Dissipate the technology of the load of multiple front-end servers.
Multiple data processings are distributed to multiple front-end servers by load equalizer, so that the load of each front-end server It is impartial.
But although load equalizer can disperse the load of multiple front-end servers, multiple rear ends can not be disperseed The load of server.Therefore, load equalizer can not fully dispersed load in system entirety.
Non-patent literature 2 discloses the scatter storage technique of the load of scattered multiple storage devices.
In scatter storage technique, the storage region of scattered storage is ensured respectively in a plurality of storage devices, concentrate each The storage region of individual scattered storage constructs imaginary storage device, in imaginary storage device multiplexing store more numbers According to.
In the case where scatter storage technique is applied into network server system, data processing may be assigned to and not deposit Store up the back-end server of target data.In this case, the back-end server for being allocated data processing needs for access target data To be communicated with being stored with the back-end server of target data.Moreover, the communication process turns into expense and prolongs data processing Late, the handling capacity of system reduces.
Prior art literature
Patent document
Patent document 1:Japanese Unexamined Patent Publication 2003-196178 publications
Non-patent literature
Non-patent literature 1:Wensong Zhang、“Linux Virtual Server for Scalable Network Services”,Ottawa Linux Symposium 2000.
Non-patent literature 2:Vijay Bellur、“GlusterFS-Architecture&Roadmap”、[online]、 [August is retrieved on the 4th within 2014], internet (URL:http://www.gluster.org/community/documentation/ Images/8/80/GlusterFS_Architecture_%26_Roadmap-Vijay_Bel lur-LinuxCon_EU_ 2013.pdf)
The content of the invention
The invention problem to be solved
It is an object of the present invention to number can be distributed to the server unit of the content-data used in data storage processing According to processing.
Means for solving the problems
The processing distributor of the present invention has:Corresponding table file storage part, its storage use during data storage is handled Content-data server unit identifier server and specified data processing the corresponding table that is mapped of processing order File;Order receiving unit is handled, it accepts the first processing life for specifying the first data processing using first content data Order;Corresponding table management department, its selection and first with being accepted by the processing order receiving unit from the corresponding list file Manage identifier server corresponding to the processing order of order identical;And processing dispenser, it is asked using by the corresponding table The server unit for the identifier server mark that management department is selected performs first data processing.
Invention effect
In accordance with the invention it is possible to the server unit distribution data of the content-data used in data storage processing Reason.
Brief description of the drawings
Fig. 1 is the synoptic diagram of the load system 100 in embodiment 1.
Fig. 2 is the functional structure chart of the load spreading device 200 in embodiment 1.
Fig. 3 is the functional structure chart of the server unit 300 in embodiment 1.
Fig. 4 is the flow chart for the action for showing the load spreading device 200 in embodiment 1.
Fig. 5 is the figure of one for showing the corresponding list file 291 in embodiment 1.
Fig. 6 is the figure of one for showing the server guide look file 292 in embodiment 1.
Fig. 7 is the flow chart for the action for showing the server unit 300 in embodiment 1.
Fig. 8 is the flow chart for the action for showing the server unit 300 in embodiment 1.
Fig. 9 is the figure of one for showing the data configuration file 391 in embodiment 1.
Figure 10 is the hardware structure diagram of the load spreading device 200 in embodiment 1.
Figure 11 is the structure chart of the client server system 101 in embodiment 2.
Figure 12 is the functional structure chart of the client terminal device 110 in embodiment 2.
Embodiment
Embodiment 1
Illustrate the mode of the server unit distribution data processing of the content-data to being used in data storage processing.
Fig. 1 is the synoptic diagram of the load system 100 in embodiment 1.
The summary of the load system 100 in embodiment 1 is illustrated according to Fig. 1.
Load system 100 (one of data handling system) is will to be produced from more than one client terminal device 110 Multiple processing request be distributed to multiple server units (300A~300D) system.
Load system 100 have more than one client terminal device 110, multiple server units (300A~ 300D), load spreading device 200 (one of processing distributor).These devices are communicated via network 109.
In the case where not differentiating between server unit, each server unit is denoted as server unit 300.
Client terminal device 110 is the computer that request performs data processing.Hereinafter, data Data processing used claim Make content-data.
Multiple server units (300A~300D) are the computers for performing data processing.
It is more that the storage device (aftermentioned Fig. 3 server storage section 390) that each server unit has forms scattered storage The scattered memory (aftermentioned Fig. 3 scattered storage region 399) of individual content-data.
Multiple content-datas are scattered to be stored in multiple server units.Also, each content-data multiplexing is stored in 2 In server unit above.
In Fig. 1, content-data A381 and content-data B382 multiplexings are stored in server unit 300A and server dress Put in 300C.Also, content-data C383 and content-data D384 multiplexings are stored in server unit 300B and server unit In 300D.
Load spreading device 200 is that the multiple processing request for performing data processing will be asked to be distributed to multiple server units Computer.Load spreading device 200 is also referred to as load equalizer.
Load spreading device 200 receives processing request from client terminal device 110, and arbitrary server unit 300 is distributed Processing request, receives result from the server unit 300, and result is responded to client terminal device 110.
Illustrated according to one of action of Fig. 1 (1)~(5) to load system 100.
(1) request of client terminal device 110 performs the data processing C using content-data C383.
(2) load spreading device 200 will ask the processing for performing data processing C to request assignment to arbitrary server dress Put.Now, the content-data C383 used in data processing C is stored in server unit 300B and server unit 300D, Therefore, the appropriate server unit as the distribution destination of processing request is server unit 300B or server unit 300D。
In the case where learning appropriate server unit, load spreading device 200 divides data processing C processing request Dispensing server unit 300B or server unit 300D.
In the case where not knowing appropriate server unit, the server dress lighter to load of load spreading device 200 Put distribution data processing C processing request.It can determine that the lighter server of load fills by existing load technology Put.
Here, suppose that load spreading device 200 does not know appropriate server unit and asks data processing C processing Distribute to server unit 300A.
(3) server unit 300A selects storage content data according to data configuration file 391 (reference picture 3) described later C383 server unit 300B (or server unit 300D).Then, server unit 300A by with server unit 300B (or server unit 300D) is communicated to access content-data C383, performs data processing C.
(4) server unit 300A handles C implementing result and access information to the response data of load spreading device 200. The access information is that the appropriate server unit of the distribution destination for the processing request for being denoted as data processing C is server Device 300B (or server unit 300D) information.
(5) data storage of load spreading device 200 processing C access information, is handled to the response data of client terminal device 110 C implementing result.
In above-mentioned (5), data processing C access information is stored in load spreading device 200.Therefore, load Device 200 can request assignment to hereafter caused data processing C processing server unit 300B (or server units 300D)。
Data processing C processing request be assigned to server unit 300B in the case of, it is not necessary to as described above (3) that Sample makes server unit 300A be communicated with server unit 300B.Therefore, it will not produce and be communicated between server unit Processing delay, the handling capacity of system improves.
Fig. 2 is the functional structure chart of the load spreading device 200 in embodiment 1.
The functional structure of the load spreading device 200 in embodiment 1 is illustrated according to Fig. 2.But load The functional structure of device 200 can not also be identical with the functional structure shown in Fig. 2.
Load spreading device 200 has request receiving unit 210 (one of processing order receiving unit), corresponding table management department 220th, dispenser 230 (one of processing dispenser), (the one of corresponding table file storage part of load storage part 290 are asked Example).
Load storage part 290 stores load spreading device 200 and uses, generates or the data of input and output.It is for example, negative Lotus disperses the corresponding list file 291 of the storage of storage part 290 and server guide look file 292 etc..
The identifier of the server unit 300 for the content-data that corresponding list file 291 uses during data storage is handled with The processing order of data processing is specified to be mapped.One of corresponding list file 291 is described below (reference picture 5).
The information such as IP address are mapped by server guide look file 292 with the identifier of server unit 300.Server One of guide look file 292 is described below (reference picture 6).
Receiving unit 210 is asked to receive the processing request for including the processing order for specifying data processing from client terminal device 110 Packet, the processing response point of the implementing result data comprising the implementing result for representing data processing is sent to client terminal device 110 Group.
Processing request packet is the packet that request performs data processing, and processing respond packet is in response to the execution of data processing As a result packet.
There is corresponding table reference portion 221 (one of corresponding server selector) and corresponding table to compile for corresponding table management department 220 Collect portion 222 (one of corresponding server register), manage corresponding list file 291.
Corresponding table selection and processing order with being included in processing request packet from corresponding list file 291 with reference to portion 221 The identifier of server unit 300 corresponding to identical processing order.
Corresponding table editorial office 222 is corresponding with the processing order included in processing request packet by access information data described later Get up to be registered in corresponding list file 291.
Dispenser 230 is asked to the server unit 300 identified using the identifier selected by corresponding table with reference to portion 221 Send the allocation packets for including processing order.Then, dispenser 230 is asked to be received from the server unit 300 comprising at data The implementing result packet of the implementing result of reason.
Allocation packets are the packets that request performs data processing, and implementing result is grouped the implementing result for being in response to data processing Packet.
Fig. 3 is the functional structure chart of the server unit 300 in embodiment 1.
The functional structure of the server unit 300 in embodiment 1 is illustrated according to Fig. 3.But server unit 300 functional structure can not also be identical with the functional structure shown in Fig. 3.
There is server unit 300 WEB server portion 301, DB servers portion 320, scattered storage management portion 330 (to access One of request unit), access information generating unit 340, server storage section 390 (deposit by content-data storage portion, data configuration file One of storage portion).Also, WEB server portion 301 has WEB application portion 310.
The storage server device 300 of server storage section 390 uses, generates or the data of input and output.
For example, the data storage configuration file 391 of server storage section 390, server guide look file 392 and content groups of data 380 etc..
Data configuration file 391 will be stored with the identifier and the content-data of the server unit 300 of content-data Identifier is mapped.One of data configuration file 391 is described below (reference picture 9).
The information such as IP address are mapped by server guide look file 392 with the identifier of server unit 300.Server Guide look file 392 is to have a guide look of the identical file of file 292 with the server of load spreading device 200 (reference picture 2).
Content groups of data 380 is more than one content-data.Content groups of data 380, which is stored in, ensures scattered storage In storage region.Hereinafter, it will ensure that the storage region of scattered storage is referred to as scattered storage region 399.
WEB server portion 301 performs the WEB server for making server unit 300 as WEB server performance function Program.
WEB application portion 310, which has, performs request receiving unit 311, processing execution unit 312, implementing result response portion 313.
Perform request receiving unit 311 and receive allocation packets from load spreading device 200.
Processing execution unit 312 performs the data processing specified by the processing order included in allocation packets.
Implementing result response portion 313 sends holding comprising the implementing result for representing data processing to load spreading device 200 The implementing result of row result data and the access information data generated by access information generating unit 340 is grouped.
DB servers portion 320 is performed for making server unit 300 play work(as database server (DB servers) The DB server programs of energy.
Scattered storage management portion 330 accesses the content-data stored in scattered storage region 399.
In the case of not storing the content-data desired access in scattered storage region 399, disperse storage management portion 330 The identifier of server unit 300 corresponding with the identifier of the content-data is selected from data configuration file 391.Then, The scattered request of storage management portion 330 accesses content-data using the server unit 300 for the identifier mark selected.
In the case where requesting the access of content-data from other server units 300, scattered storage management portion 330 is visited Ask the content-data stored in scattered storage region 399.
Access information generating unit 340 generates access information data, and the access information packet makes in being handled containing data storage The identifier of the server unit 300 of content-data.
Fig. 4 is the flow chart for the action for showing the load spreading device 200 in embodiment 1.
Illustrated according to actions of the Fig. 4 to the load spreading device 200 in embodiment 1.But load spreading device 200 action can not also be identical with the action illustrated according to Fig. 4.
In S110, the processing that client terminal device 110 sends request execution data processing to load spreading device 200 is asked Packet.
Then, the reception processing of the request receiving unit 210 request packet of load spreading device 200.Processing request packet includes Specify the processing order of data processing.
For example, the GET methods of HTTP request are one of processing order, the IP packets comprising the HTTP request are that processing please Ask packet one.HTTP is HyperText Transfer Protocol (HTTP) abbreviation.Also, IP It is the abbreviation of Internet Protocol (Internet protocol).
After S110, processing enters S120.
In S120, whether corresponding table judges to be registered with corresponding list file 291 and divides with processing request with reference to portion 221 Identifier server corresponding to the processing order identical processing order included in group.
Corresponding identifier server is referred to as corresponding server identifier, corresponding server identifier mark will be utilized Server unit 300 is referred to as corresponding server.
For example, it is assumed that the processing order included in processing request packet is that " HTTP as GET/aaa HTTP/1.1 " please Ask.In this case, it is registered with 2 corresponding server identifiers (server A, services in corresponding list file 291 (reference picture 5) Device C).
And, it is assumed that the processing order included in processing request packet is that " HTTP as GET/ccc HTTP/1.1 " please Ask.In this case, the unregistered corresponding server identifier in corresponding list file 291 (reference picture 5).
(YES) in the case of being registered with corresponding server identifier in corresponding list file 291, processing enter S121.
In corresponding list file 291 in the case of unregistered corresponding server identifier (no), processing enters S122.
Fig. 5 is the figure of one for showing the corresponding list file 291 in embodiment 1.
One of the corresponding list file 291 in embodiment 1 is illustrated according to Fig. 5.
Corresponding list file 291 will access field, access server column, corresponding server column with asking column to be mapped.
Column is asked to represent processing order.
Access the identifier that field represents the content for the Data processing access specified by processing order.
Access server column and represent that in more than one corresponding server, last time Data processing have accessed access number According to corresponding server identifier.
Corresponding server column represents the more than one respective identifier of corresponding server.
In S121 (reference picture 4), request dispenser 230 selects arbitrarily from more than one corresponding server identifier Corresponding server identifier.Now, request dispenser 230 can select negative from more than one corresponding server identifier The identifier of the lighter server unit 300 of lotus.The lighter service of load can be determined by existing load technology Device device 300.
The corresponding server identifier selected is referred to as and distributes destination mark symbol, will utilize and distribute destination mark symbol The server unit 300 of mark, which is referred to as, distributes destination server.
After S121, processing enters S130.
In S122, multiple servers of request dispenser 230 registration from server guide look file 292 (reference picture 6) Arbitrary identifier server is selected in identifier.Now, request dispenser 230 can select from multiple identifier servers The identifier of the lighter server unit 300 of load.The lighter clothes of load can be determined by existing load technology Business device device 300.
The identifier server selected is referred to as and distributes destination mark symbol, will utilize and distribute destination mark symbol mark Server unit 300 be referred to as distribute destination server.
After S122, processing enters S130.
Fig. 6 is the figure of one for showing the server guide look file 292 in embodiment 1.
Have a guide look of file 292 to the server in embodiment 1 according to Fig. 6 one illustrates.
The Informations such as IP address are mapped by server guide look file 292 with server column.
Server column represents the identifier for the server unit 300 that load system 100 has.
IP address column represents the IP address of server unit 300.
In S130 (reference picture 4), request dispenser 230 from server guide look file 292 (reference picture 6), selection and IP address corresponding with the distribution destination mark symbol identical identifier server selected in S121 or S122.
Request dispenser 230 uses the IP address selected, and as sending destination address, generation is sent to distribution destination The packet of server.The packet is referred to as allocation packets.
Allocation packets are the packets that request distribution destination server performs data processing.Allocation packets include processing and asked The processing order included in packet.
Dispenser 230 is asked to send allocation packets to distribution destination server.
After S130, processing enters S131.
In S131, request dispenser 230 receives to include implementing result data and access from distribution destination server to be believed Cease the implementing result packet of data.
Implementing result tables of data shows the implementing result of data processing.
Access information packet data identifier containing access, access identifier server, corresponding server group identifier.
Access the identifier that data identifier represents the accessed content-data of identification.
Identifier server is accessed to represent to have accessed the identifier of the server unit 300 of content-data.
Corresponding server group identifier is more than one corresponding server identifier.Corresponding server identifier is storage With the 300 respective identifier of more than one server unit of accessed content-data identical content-data.
After S131, processing enters S140.
In S140, corresponding table editorial office 222 uses the processing order and implementing result point included in processing request packet The access information data (access data identifier, access identifier server, corresponding server group identifier) included in group, such as Under the corresponding list file 291 of editor.
It is registered with and is being included in asking column with handling what is included in request packet in corresponding list file 291 (reference picture 5) In the case of the respective record for handling the processing order of order identical, corresponding table editorial office 222 is according to access information data to phase It should record and be updated.That is, corresponding table editorial office 222 is carried out using access field of the data identifier to respective record is accessed Renewal, is updated using access server column of the identifier server to respective record is accessed, is identified using corresponding server Symbol group is updated to the corresponding server column of respective record.
It is not registered in include in request column in corresponding list file 291 (reference picture 5) and asks what is included in packet with processing In the case of the respective record for handling the processing order of order identical, corresponding table editorial office 222 is using processing order and accesses letter Cease data generation new record.That is, corresponding table editorial office 222 generates is ordering, in field is accessed in asking column comprising processing Included comprising access data identifier, in server column is accessed comprising access identifier server, in corresponding server column The new record of corresponding server group identifier.Then, new record is registered in corresponding list file 291 by corresponding table editorial office 222.
After S140, processing enters S150.
In S150, request receiving unit 210 generates the processing respond packet of the implementing result of response data processing, to conduct The client terminal device 110 of processing request packet transmission side sends processing respond packet.Handle respond packet and include implementing result point The implementing result data included in group.
After S150, release of the load spreading device 200 for a processing request packet.
Fig. 7, Fig. 8 are the flow charts for the action for showing the server unit 300 in embodiment 1.
Illustrated according to actions of the Fig. 7 and Fig. 8 to the server unit 300 in embodiment 1.But server fills The action for putting 300 can not also be identical with the action illustrated according to Fig. 7 and Fig. 8.
In S210, perform request receiving unit 311 and receive the allocation packets for including processing order.
After S210, processing enters S220.
In S220, processing execution unit 312 starts to perform processing logic according to the processing order included in allocation packets.
It is to be also called the program of module, process or function etc. to handle logic, represents the order of data processing.For example, place Reason logic includes the order that generation is used to access the inquiry of content-data.
For example, it is that " in the case of GET/aaa HTTP/1.1 ", processing execution unit 312 selects multiple processing in processing order The processing logic of GET methods in logic, use " aaa " to be used as parameter, start to perform processing logic.
After S220, processing enters S230.
In S230, processing execution unit 312 generates the inquiry for accessing content-data according to processing logic, and inquiry is turned Give DB servers portion 320.
After S230, processing enters S231.
In S231, DB servers portion 320 receives inquiry, generates the access of the content-data for being specified in access challenge Order, scattered storage management portion 330 is handed to by visit order.
After S231, processing enters S232.
In S232, scattered storage management portion 330 accepts the interview order, judges whether deposited in scattered storage region 399 Contain the content-data specified in visit order.The content-data specified in visit order is referred to as corresponding contents.
(YES) in the case of being stored with corresponding contents in scattered storage region 399, processing enter S233.
In the case of not storing corresponding contents in scattered storage region 399 (no), processing enters S235 (reference picture 8).
In S233, disperse storage management portion 330 according to visit order, access the phase stored in scattered storage region 399 Answer content.
For example, scattered storage management portion 330 reads corresponding contents from scattered storage region 399.
Scattered storage management portion 330 implementing result of visit order is handed into DB servers portion 320.For example, access life The implementing result of order includes the corresponding contents read from scattered storage region 399.
DB servers portion 320 is accepted the interview the implementing result of order, and inquiry is generated using the implementing result of visit order Implementing result, the implementing result of inquiry is handed into processing execution unit 312.Deposited for example, the implementing result of inquiry includes from scattered The corresponding contents read in storage area domain 399.
After S233, processing enters S234.
In S234, disperse storage management portion 330 from the data configuration file 391 (reference picture 9) selection and with it is corresponding in Hold identifier server group corresponding to the identifier of identical content-data.For example, in the case where corresponding contents are content A, Scattered storage management portion 330 2 identifier servers (server A, services of selection from data configuration file 391 (reference picture 9) Device C).
Then, disperse storage management portion 330 and the identifier of identifier server group and corresponding contents is handed into access letter Cease generating unit 340.
Access information generating unit 340 receives the identifier of identifier server group and corresponding contents, generates access information number According to access information data are handed into implementing result response portion 313.
Identifier of the access information packet containing corresponding contents includes the service of distribution destination as data identifier is accessed The identifier of device is as identifier server is accessed, and the identifier server group comprising receiving is as corresponding server identifier Group.
After S234, processing enters S240.
Fig. 9 is the figure of one for showing the data configuration file 391 in embodiment 1.
One of the data configuration file 391 in embodiment 1 is illustrated according to Fig. 9.
The Informations such as content are mapped by data configuration file 391 with server column.
Server column represents more than one 300 respective identifier of server unit.
Content bar represents the respective identifier of more than one content-data stored in server unit 300.
In S240 (reference picture 7), processing execution unit 312 receives the implementing result of inquiry from DB servers portion 320.
Processing execution unit 312 performs data processing according to the implementing result of inquiry.For example, processing execution unit 312 uses The corresponding contents included in the implementing result of inquiry generate WEB pages.
Then, processing execution unit 312 terminates to perform data processing, and generation represents the execution knot of the implementing result of data processing Fruit data.For example, the generation of processing execution unit 312 comprising by data processing and WEB pages of implementing result data generating.
After S240, processing enters S250.
In S250, implementing result response portion 313 is accepted the interview information data from access information generating unit 340.
Then, the generation of implementing result response portion 313 implementing result comprising implementing result data and access information data point Group, implementing result packet is sent to load spreading device 200.
After S250, release of the server unit 300 for an allocation packets.
In S235 (reference picture 8), disperse storage management portion 330 from data configuration file 391 (reference picture 9), selection The corresponding identifier server group with the identifier of the corresponding contents identical content-data with being specified in visit order.
Then, disperse storage management portion 330 and arbitrary identifier server is selected from identifier server group.Now, Scattered storage management portion 330 can select the identifier of the lighter server unit 300 of load from identifier server group.Energy It is enough that the lighter server unit 300 of load is determined by existing load technology.
The identifier server selected is referred to as corresponding server identifier, corresponding server identifier will be utilized to identify Server unit 300 be referred to as corresponding server.
After S235, processing enters S236.
In S236, disperse storage management portion 330 and select from server guide look file 392 and identified with corresponding server Accord with IP address corresponding to identical identifier server.Server guide look file 392 is to have a guide look of text with server illustrated in fig. 6 The identical file of part 292.
Scattered storage management portion 330 uses the IP address selected, and as sending destination address, generation is sent to corresponding clothes The packet of business device.The packet is referred to as access request packet.
Access request packet is the packet for asking corresponding server to perform visit order.Access request packet includes access life Order.
Scattered storage management portion 330 sends access request packet to corresponding server.
After S236, processing enters S237.
In S237, the scattered storage management portion 330 of corresponding server receives access request packet.
The visit order that the scattered storage management portion 330 of corresponding server includes in being grouped according to access request, access pair Answer the corresponding contents stored in the scattered storage region 399 of server.
Then, the access of implementing result of scattered storage management portion 330 generation comprising visit order of corresponding server rings It should be grouped, access response packet is sent to the server unit 300 as access request packet transmission side.
After S237, processing enters S238.
In S238, the scattered storage management portion 330 of distribution destination server receives access response packet.
In destination server is distributed, disperse during access response is grouped by storage management portion 330 visit order included Implementing result hand to DB servers portion 320.
DB servers portion 320 is accepted the interview the implementing result of order, and inquiry is generated using the implementing result of visit order Implementing result, the implementing result of inquiry is handed into processing execution unit 312 (identical with S233).
After S238, processing enters S239.
In S239, distribute the scattered storage management portion 330 of destination server by the identifier of corresponding contents, from data The identifier server group selected in configuration file 391, the corresponding server mark selected from identifier server group Symbol hands to access information generating unit 340.
Access information generating unit 340 receives the identifier of corresponding contents, identifier server group, corresponding server mark Symbol, access information data are generated, access information data are handed into implementing result response portion 313 (identical with S234).
Identifier of the access information packet containing corresponding contents includes identifier server group as data identifier is accessed As corresponding server group identifier, comprising corresponding server identifier as access identifier server.
After S239, processing enters S240 (reference picture 7).Processing later S240 according to Fig. 7 as illustrated.
Figure 10 is the hardware structure diagram of the load spreading device 200 in embodiment 1.
The hardware configuration of the load spreading device 200 in embodiment 1 is illustrated according to Figure 10.But load point 200 hardware configuration in bulk put can not also be identical with the structure shown in Figure 10.
Load spreading device 200 is with arithmetic unit 901, auxilary unit 902, main storage means 903, communication dress Put the computer of 904 and input/output unit 905.
Arithmetic unit 901, auxilary unit 902, main storage means 903, communicator 904 and input/output unit 905 are connected with bus 909.
Arithmetic unit 901 is the CPU (Central Processing Unit) of configuration processor.
Auxilary unit 902 is, for example, ROM (Read Only Memory), flash memory or hard disk unit.
Main storage means 903 are, for example, RAM (Random Access Memory).
Communicator 904 is in a wired or wireless fashion via internet, LAN (LAN), telephone wire road network or other nets Network is communicated.
Input/output unit 905 is, for example, mouse, keyboard, display equipment.
Program storage is in auxilary unit 902.
For example, operating system (OS) is stored in auxilary unit 902.Also, realize the work(illustrated as "~portion " The program storage of energy is in auxilary unit 902.
Program storage is downloaded in main storage means 903 and performed by arithmetic unit 901 in auxilary unit 902.
"~judgement ", "~judgement ", "~extraction ", "~detection ", "~setting ", "~registration ", "~ Selection ", "~generation ", "~input ", "~output " etc. represent the information of result, data, file, signal value Or storage of variable values is in main storage means 903 or auxilary unit 902.
Client terminal device 110 and server unit 300 have and the identical hardware configuration of load spreading device 200.
According to embodiment 1, such as play following effect.
Load spreading device 200 has corresponding list file 291, and thereby, it is possible to request assignment to the processing of data processing Appropriate server unit 300.That is, the content-data that load spreading device 200 uses in can handling data storage is (corresponding Content) server unit 300 distribute data processing processing request.
If the server unit 300 as the distribution destination of processing request is stored with corresponding contents, as processing The server unit 300 of the distribution destination of request need not be communicated to other server units 300 to access in corresponding Hold.Therefore, it will not produce and be improved with the processing delay to be communicated between server unit, the handling capacity of system.
Embodiment 1 is one of the mode of load system 100.
That is, load system 100 can also not have a part for the structural element illustrated in embodiment 1.Also, Load system 100 can also have unaccounted structural element in embodiment 1.
Embodiment 2
The mode of client server system without load spreading device 200 is illustrated.
Below, the main pair of item different from embodiment 1 illustrates.The item omitted the description and the phase of embodiment 1 Together.
Figure 11 is the structure chart of the client server system 101 in embodiment 2.
In fig. 11, client server system 101 (one of data handling system) has more than one client Device 110 and multiple server units 300.
Figure 12 is the functional structure chart of the client terminal device 110 in embodiment 2.
In fig. 12, with load spreading device 200 (reference picture 2) equally, client terminal device 110 has request receiving unit 210th, corresponding table management department 220, request dispenser 230.
Also, client terminal device 110 has the client of the corresponding list file 291 of storage and the server guide look grade of file 292 Storage part 119 (one of corresponding table file storage part).
The action of client terminal device 110 in embodiment 2 and the action of the load spreading device 200 in embodiment 1 (reference picture 4) is identical.
But in S110, request receiving unit 210 replaces reception processing request packet and accepts user and be input to client The processing order of end device 110.
Also, in S150, request receiving unit 210 replaces sending processing respond packet and showing implementing result in picture Data.
In embodiment 2, client terminal device 110 can play identical with the load spreading device 200 in embodiment 1 Effect.That is, client terminal device 110 can be distributed the server unit 300 of the content-data used in data storage processing The processing request of data processing.
Embodiment 2 is one of the mode of client server system 101.
That is, client server system 101 can also not have a part for the structural element illustrated in embodiment 2. Also, client server system 101 can also have unaccounted structural element in embodiment 2.
The processing sequence of the explanation such as process for using figure is the processing of the methods and procedures of each embodiment in each embodiment One of order.The methods and procedures of each embodiment can also by it is a part of with each embodiment in the processing sequence that illustrates Different processing sequence is realized.
In each embodiment, "~portion " can be rewritten into "~processing ", "~step ", "~program ", "~device " etc..
Label declaration
100:Load system;101:Client server system;109:Network;110:Client terminal device;119:Visitor Family end storage part;200:Load spreading device;210:Ask receiving unit;220:Corresponding table management department;221:Corresponding table reference portion; 222:Corresponding table editorial office;230:Ask dispenser;290:Load storage part;291:Corresponding list file;292:Server Have a guide look of file;300:Server unit;301:WEB server portion;310:WEB application portion;311:Perform request receiving unit;312: Processing execution unit;313:Implementing result response portion;320:DB servers portion;330:Scattered storage management portion;340:Access information Generating unit;380:Content groups of data;381:Content-data A;382:Content-data B;383:Content-data C;384:Content-data D;390:Server storage section;391:Data configuration file;392:Server has a guide look of file;399:Scattered storage region;901: Arithmetic unit;902:Auxilary unit;903:Main storage means;904:Communicator;905:Input/output unit;909:Always Line.

Claims (5)

1. one kind processing distributor, it is characterised in that the processing distributor has:
Corresponding table file storage part, the server of the server unit for the content-data that its storage uses during data storage is handled The corresponding list file that identifier is mapped with the processing order of specified data processing;
Order receiving unit is handled, it accepts the first processing life for specifying the first data processing using first content data Order;
Corresponding table management department, its selection and first processing accepted by the processing order receiving unit from the corresponding list file The corresponding identifier server of order identical processing order;And
Dispenser is handled, its server for asking to be identified using the identifier server selected by the corresponding table management department is filled Put and perform first data processing,
The processing dispenser accepts described first from the server unit of the request destination as first data processing The identifier server of the implementing result of data processing and the server unit of the storage first content data,
The corresponding table management department is by by the identifier server that the processing dispenser is accepted and the described first processing order pair It should get up to be registered in the corresponding list file.
2. processing distributor according to claim 1, it is characterised in that
The server identification corresponding with the described first processing order identical processing order is not included in the corresponding list file Symbol, thus in the case of the non-selected identifier server of corresponding table management department, the processing dispenser asks multiple services Any server unit in device device performs first data processing.
3. processing distributor according to claim 1, it is characterised in that
In the case where having accepted multiple identifier servers by the processing dispenser, the corresponding table management department will be described more Individual identifier server is mapped with the described first processing order and is registered in the corresponding list file.
4. the processing distributor described in any one in claims 1 to 3, it is characterised in that
Multiple identifier servers corresponding with the described first processing order identical processing order be present, thus it is described right Answer in the case that table management department have selected multiple identifier servers, the processing dispenser request utilizes the multiple server The server unit of any identifier server mark in identifier performs first data processing.
A kind of 5. data handling system, it is characterised in that
The data handling system has processing distributor and multiple server units,
The processing distributor has:
Corresponding table file storage part, the server of the server unit for the content-data that its storage uses during data storage is handled The corresponding list file that identifier is mapped with the processing order of specified data processing;
Order receiving unit is handled, it accepts the first processing life for specifying the first data processing using first content data Order;
Dispenser is handled, it does not include in the corresponding list file orders with the first processing accepted by the processing order receiving unit In the case of making the corresponding identifier server of identical processing order, any clothes in the multiple server unit are asked Business device device performs first data processing, and first data processing is accepted from the server unit as request destination Implementing result and store the first content data server unit identifier server;And
Corresponding server register, it will be ordered by the identifier server that the processing dispenser is accepted and the described first processing It is mapped and is registered in the corresponding list file,
The multiple server unit has respectively:
Content-data storage portion, its storage content data;
Data configuration file storage part, it is stored in the identifier server and identification of the server unit of storage content data Hold the data configuration file that the data identifier of data is mapped;
Processing execution unit, it performs the first data processing from the processing distributor request;
Access request portion, in the case that it does not store the first content data in the content-data storage portion, from described Identifier server corresponding with the data identifier of the first content data is selected in data configuration file, request utilizes choosing The server unit for the identifier server mark selected out accesses the first content data;And
Implementing result response portion, its first data processing performed to the processing distribution means responsive by the processing execution unit Implementing result and the identifier server selected by the access request portion.
CN201480081125.XA 2014-08-29 2014-08-29 Handle distributor and data handling system Expired - Fee Related CN106575267B (en)

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JP6203414B2 (en) 2017-09-27
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