CN107317843A - The fast reporting method of the condition of a disaster based on server cluster and system - Google Patents
The fast reporting method of the condition of a disaster based on server cluster and system Download PDFInfo
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- CN107317843A CN107317843A CN201710400443.3A CN201710400443A CN107317843A CN 107317843 A CN107317843 A CN 107317843A CN 201710400443 A CN201710400443 A CN 201710400443A CN 107317843 A CN107317843 A CN 107317843A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
Abstract
The present invention relates to information science technology field, and in particular to the fast reporting method of the condition of a disaster based on server cluster and system.The fast reporting method of a kind of the condition of a disaster based on server cluster that the present invention is provided, including：Client access server cluster；The server cluster is that the client distributes access node server；The client uploads the condition of a disaster data to the access node server, or, downloads the condition of a disaster data from the node server；The node server receives the condition of a disaster data that the client is uploaded, by other node servers of the condition of a disaster data syn-chronization into the server cluster.The fast reporting method of the condition of a disaster based on server cluster and system that the present invention is provided, improve the safety and stability of system, it is ensured that the high consistency and real-time of the condition of a disaster data.
Description
Technical field
The present invention relates to information science technology field, and in particular to the fast reporting method of the condition of a disaster based on server cluster and is
System.
Background technology
Natural Disaster speed report business is the important mitigation business carried out in China, have the scope of business it is wide,
The characteristics of data volume is greatly and requirement of real-time is high.At present, various regions report the condition of a disaster to need by submitting step by step, and the condition of a disaster data are reported not
In time；Because the condition of a disaster Data Data amount of collection is big and acquisition time is indefinite, it is impossible to synchronous in real time, cause various regions timely
Newest the condition of a disaster data, or the information asymmetry obtained, delay the statistics of geological disaster situation and issue are obtained, answering for the condition of a disaster is reduced
Anxious disposal ability.
The content of the invention
For defect of the prior art, the fast reporting method of the condition of a disaster based on server cluster and system that the present invention is provided,
Improve the safety and stability of system, it is ensured that the high consistency and real-time of the condition of a disaster data.
In a first aspect, the fast reporting method of a kind of the condition of a disaster based on server cluster that the present invention is provided, including：
Client access server cluster；
The server cluster is that the client distributes access node server；
The client uploads the condition of a disaster data to the access node server, or, downloads calamity from the node server
Feelings data；
The node server receives the condition of a disaster data that the client is uploaded, by the condition of a disaster data syn-chronization to the clothes
The other node servers being engaged in device cluster.
Due to node server real-time synchronization the condition of a disaster data, therefore, each node server in server cluster is deposited
Any one node server in all the condition of a disaster data, client access server cluster is contained, can obtain complete
The condition of a disaster data, it is ensured that report calamity business can be continued at any time from arbitrary node, it is ensured that the condition of a disaster data it is highly consistent
Property.
The fast reporting method of the condition of a disaster based on server cluster that the present embodiment is provided, data and industry are carried out based on server cluster
The redundant deployment of business system, breaks down or paralyses so long as not all node servers, whole system just can with normal operation,
The safety and stability of system is improved, business paralysis problem caused by Single Point of Faliure is eliminated.
Preferably, the node server takes other nodes of the condition of a disaster data syn-chronization into the server cluster
Business device, including：
The condition of a disaster data are divided into structural data and unstructured data by node server,
By in other node servers of the structural data real-time synchronization into server cluster,
Network state is detected, if network is in idle condition, by the unstructured data real-time synchronization to server
In other node servers in cluster.
Preferably, the server cluster is that the client distributes access node server, including：
The server cluster sends the address of the access node server of distribution to the client；
The access node server accesses the access of each node server in server cluster according to the client
Speed is the new access node server of the client dynamically distributes.
Preferably, the access node server accesses each node server in server cluster according to the client
Access speed be the new access node server of the client dynamically distributes, including：
Node server timing in the user end to server cluster sends measurement data bag；
The reception response delay of each node server of the access node server record, and calculate each node serve
The average received response delay of device, calculates the client according to the average received response delay and accesses each node server
Access speed；
It is the new access node server of the client dynamically distributes according to the access speed.
Preferably, the average received response delay for calculating each node server, is responded according to the average received
Client described in time-delay calculation accesses the access speed of each node server, including：If being sent to some node server
The number of measurement data bag is N, and the length of the measurement data bag is l, the corresponding reception response delay of ith measurement packet
For ti, the access speed of the node serverObtained by equation below：
Preferably, the server cluster is that the client distributes access node server, in addition to：
When the client rigid connection enters the server cluster, the server cluster is according to node default allocation list
Access node server is distributed for the client；
The access node server selects optimal node server according to the access speed, changes the acquiescence point
With the access node server in list being the client distribution.
Preferably, the access node server selects optimal node server according to the access speed, including：Institute
State access node server and optimal node server is selected according to the IP address of the access speed and the client.
Preferably, in addition to：When the client rigid connection enters the server cluster, the access node server pair
The client is authenticated, if by certification, access node server is distributed for the client, if not authenticated,
Then refuse the access of the client.
Second aspect, a kind of the condition of a disaster Rapid information system based on server cluster that the present invention is provided, including：Client, point
Multiple node servers of the cloth in strange land；
Server cluster is interconnected to form between the node server；
The client is used for the access node service by server cluster described in network insertion, the client
Device uploads the condition of a disaster data or downloads the condition of a disaster data from the node server；
The node server is used to distribute access node server for the client, receives what the client was uploaded
The condition of a disaster data, by other node servers of the condition of a disaster data syn-chronization into the server cluster.
Due to node server real-time synchronization the condition of a disaster data, therefore, each node server in server cluster is deposited
Any one node server in all the condition of a disaster data, client access server cluster is contained, can obtain complete
The condition of a disaster data, it is ensured that report calamity business can be continued at any time from arbitrary node, it is ensured that the condition of a disaster data it is highly consistent
Property.The system of the present embodiment, the redundant deployment of data and operation system is carried out based on server cluster, so long as not all nodes
Server fail or paralysis, whole system with normal operation, can just improve the safety and stability of system, eliminate
Business paralysis problem caused by Single Point of Faliure.
Preferably, the node server specifically for：The condition of a disaster data are divided into structural data and unstructured
Data, by other node servers of the structural data real-time synchronization into server cluster, detect network state, if
Network is in idle condition, then other node servers by the unstructured data real-time synchronization into server cluster
In.
Brief description of the drawings
The structured flowchart for the condition of a disaster Rapid information system based on server cluster that Fig. 1 is provided by the embodiment of the present invention；
The flow chart for the fast reporting method of the condition of a disaster based on server cluster that Fig. 2 is provided by the embodiment of the present invention.
Embodiment
The embodiment of technical solution of the present invention is described in detail below in conjunction with accompanying drawing.Following examples are only used for
Clearly illustrate technical scheme, therefore be intended only as example, and the protection of the present invention can not be limited with this
Scope.
It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
As shown in figure 1, a kind of the condition of a disaster Rapid information system based on server cluster is present embodiments provided, including：Client,
It is distributed in multiple node servers in strange land.
Server cluster is interconnected to form between node server.
Client is by network access server cluster, and client is used to upload the condition of a disaster data to access node server,
Or, download the condition of a disaster data from node server.
Wherein, the function all same of each node server, individual node server can be to provide the condition of a disaster for client
The upload of data and download function.
Node server is used to distribute access node server for client, receives the condition of a disaster data that client is uploaded, will
Other node servers of the condition of a disaster data syn-chronization into server cluster.
Wherein, the specific laying place of node server can be according to the data scale and business piece zoning of the fast report business of the condition of a disaster
Divide and selected.Meanwhile, to ensure safety of the data in node server under a wide range of hazardous condition, ground point selection is different
Lay node server in province.
Wherein, access node server is some node server in server cluster.In order to easily with service
Other node servers in device cluster are distinguished, thus will be connected with client, be client process data node serve
Device is referred to as access node server.Any one node server can turn into access node server.
Due to node server real-time synchronization the condition of a disaster data, therefore, each node server in server cluster is deposited
Any one node server in all the condition of a disaster data, client access server cluster is contained, can obtain complete
The condition of a disaster data, it is ensured that report calamity business can be continued at any time from arbitrary node, it is ensured that the condition of a disaster data it is highly consistent
Property.The system of the present embodiment, the redundant deployment of data and operation system is carried out based on server cluster, so long as not all nodes
Server fail or paralysis, whole system with normal operation, can just improve the safety and stability of system, eliminate
Business paralysis problem caused by Single Point of Faliure.
Wherein, node server specifically for：The condition of a disaster data are divided into structural data and unstructured data, by structure
Change in other node servers of the real time data synchronization into server cluster, detect network state, if network is in idle shape
State, then by other node servers of the unstructured data real-time synchronization into server cluster.
Based on the above-mentioned the condition of a disaster Rapid information system based on server cluster, present embodiments provide a kind of based on server cluster
The fast reporting method of the condition of a disaster, as shown in Fig. 2 including：
Step S1, client access server cluster.
Step S2, server cluster is that client distributes access node server.
Step S3, client uploads the condition of a disaster data to access node server, or, downloads the condition of a disaster number from node server
According to.
Step S4, node server receives the condition of a disaster data that client is uploaded, by the condition of a disaster data syn-chronization to server cluster
In other node servers.
Due to node server real-time synchronization the condition of a disaster data, therefore, each node server in server cluster is deposited
Any one node server in all the condition of a disaster data, client access server cluster is contained, can obtain complete
The condition of a disaster data, it is ensured that report calamity business can be continued at any time from arbitrary node, it is ensured that the condition of a disaster data it is highly consistent
Property.
The fast reporting method of the condition of a disaster based on server cluster that the present embodiment is provided, data and industry are carried out based on server cluster
The redundant deployment of business system, breaks down or paralyses so long as not all node servers, whole system just can with normal operation,
The safety and stability of system is improved, business paralysis problem caused by Single Point of Faliure is eliminated.
In order to improve the data synchronization efficiency between each node server, step S4 preferred embodiment includes：
The condition of a disaster data are divided into structural data and unstructured data by step S41, node server.
Wherein, structural data is the data that is stored in lane database, can be realized with bivariate table structure come logical expression.
Unstructured data is refers to that field length is variable and record of each field again can be by repeating or not reproducible sub- word
The data that section is constituted.Structural data in the present embodiment includes the core business data in report calamity business, such as population suffered from disaster, tight
Suddenly transfer and resettle population, dead Missing Persons, direct economic loss, crops disaster area, damage house quantity etc., core industry
Business data have directly reacted disaster scenarios it, particularly significant.Unstructured data in the present embodiment includes picture, image data etc.
Data.
Step S42, by other node servers of the structural data real-time synchronization into server cluster.
Step S43, detects network state, if network is in idle condition, by unstructured data real-time synchronization to clothes
It is engaged in other node servers in device cluster.
The condition of a disaster data are divided into structural data and unstructured data and entered respectively by above-mentioned steps S4 preferred embodiment
Row processing.Structural data is stored by database, and the data between node server are carried out using database synchronization mechanism
Synchronous, priority synchronization structural data ensure that the uniformity of core business data.Picture, image data etc. are other unstructured
The data volume of data is larger, carries out periodic synchronization using network idle by the way of duplication, it is to avoid the synchronization of non-structural data
Substantial amounts of Internet resources are taken, the stability of system is improved, the preferential uniformity and real-time for ensureing core business data.Base
Submicrosecond can be reached in the above-mentioned core business data synchronization transmissions delay between the condition of a disaster data synchronization mechanism, node server
Level, drift near real-time of the core business data between each node, it is ensured that the one of core business datum in each node server
Cause property, it is ensured that each client can continue the condition of a disaster data from arbitrary node server at any time.
In order to improve the speed of client accessed node server, step S2 preferred embodiment includes：
Step S21, server cluster sends the address of the access node server of distribution to client.
Wherein, step S21 can be completed by the node server of any one in server cluster.
Step S22, access node server accesses the access of each node server in server cluster according to client
Speed is the new access node server of client dynamically distributes.
By detecting the access speed of client and each node server, client can be chosen from server cluster
Access speed most fast node server carries out the upload or download of the condition of a disaster data, improves the efficiency of report calamity business, it is ensured that energy
Enough very first times report the condition of a disaster data, be follow-up mitigation, work of relieving the people in stricken areas add the reply time.Meanwhile, the method for dynamically distributes
Can balanced node server workload, reducing the possibility of individual node server crash, there is provided whole system
Stability, reduce fault rate.
Wherein, step S22 preferred embodiment includes：
Node server timing in step S221, user end to server cluster sends measurement data bag.
Step S222, the reception response delay of each node server of access node server record, and calculate each section
The average received response delay of point server, calculates client according to average received response delay and accesses each node server
Access speed.
Wherein, if the number for being sent to the measurement data bag of some node server is N, the length of measurement data bag is l,
The corresponding response delay that receives of ith measurement packet is ti, the access speed of node serverObtained by equation below：
Step S223, is the new access node server of client dynamically distributes according to access speed.
In order to ensure the stability when client is in first access server cluster, step S2 also includes：
Step S201, when client rigid connection enters server cluster, server cluster is according to node default allocation list
Client distributes access node server.
Step S202, access node server selects optimal node server according to access speed, changes default allocation
The access node server distributed in list for client.
Default allocation list is changed according to network condition, it is ensured that stability of the client in access next time.
In view of the region residing for client, step S202 includes：Access node server is according to access speed and client
The IP address at end selects optimal node server.The IP address of client has reacted the region where client, comprehensive geographic
Position and access speed distribution node server, improve the efficiency of system data transmission.
The method that the present embodiment is provided also includes：When client rigid connection enters server cluster, access node server pair
Client is authenticated, if by certification, access node server is distributed for client, if not authenticated, refusal visitor
The access at family end.By carrying out authentication to the client for accessing server cluster, the security of system is improved.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme, it all should cover among the claim of the present invention and the scope of specification.
Claims (10)
1. a kind of fast reporting method of the condition of a disaster based on server cluster, it is characterised in that including：
Client access server cluster；
The server cluster is that the client distributes access node server；
The client uploads the condition of a disaster data to the access node server, or, downloads the condition of a disaster number from the node server
According to；
The node server receives the condition of a disaster data that the client is uploaded, by the condition of a disaster data syn-chronization to the server
Other node servers in cluster.
2. according to the method described in claim 1, it is characterised in that the node server is by the condition of a disaster data syn-chronization to institute
Other node servers in server cluster are stated, including：
The condition of a disaster data are divided into structural data and unstructured data by node server,
By in other node servers of the structural data real-time synchronization into server cluster,
Network state is detected, if network is in idle condition, by the unstructured data real-time synchronization to server cluster
In other node servers in.
3. according to the method described in claim 1, it is characterised in that the server cluster is client distribution access section
Point server, including：
The server cluster sends the address of the access node server of distribution to the client；
The access node server accesses the access speed of each node server in server cluster according to the client
For the new access node server of the client dynamically distributes.
4. method according to claim 3, it is characterised in that the access node server is accessed according to the client
The access speed of the node server of each in server cluster is the new access node server of the client dynamically distributes, bag
Include：
Node server timing in the user end to server cluster sends measurement data bag；
The reception response delay of each node server of the access node server record, and calculate each node server
Average received response delay, the visit that the client accesses each node server is calculated according to the average received response delay
Ask speed；
It is the new access node server of the client dynamically distributes according to the access speed.
5. method according to claim 4, it is characterised in that the average received response of each node server of calculating
Time delay, the access speed that the client accesses each node server is calculated according to the average received response delay, including：
If the number for being sent to the measurement data bag of some node server is N, ith measurement packet is corresponding to receive response
Time delay is ti, the length of the measurement data bag is l, the access speed of the node serverObtained by equation below：
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<mo>&OverBar;</mo>
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<mo>=</mo>
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<munderover>
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<mi>i</mi>
<mo>=</mo>
<mn>1</mn>
</mrow>
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</munderover>
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<mi>i</mi>
</msub>
</mrow>
<mi>N</mi>
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<mo>.</mo>
</mrow>
6. method according to claim 4, it is characterised in that the server cluster is client distribution access section
Point server, in addition to：
When the client rigid connection enters the server cluster, the server cluster is institute according to the list of node default allocation
State client distribution access node server；
The access node server selects optimal node server according to the access speed, changes the default allocation row
It is the access node server of the client distribution in table.
7. method according to claim 6, it is characterised in that the access node server is selected according to the access speed
Optimal node server is selected, including：The access node server is according to the IP of the access speed and the client
Location selects optimal node server.
8. the method according to any one of claim 1-7, it is characterised in that also include：Enter in the client rigid connection
During the server cluster, the access node server is authenticated to the client, if by certification, for the visitor
Access node server is distributed at family end, if not authenticated, refuses the access of the client.
9. a kind of the condition of a disaster Rapid information system based on server cluster, it is characterised in that including：Client, it is distributed in many of strange land
Individual node server；
Server cluster is interconnected to form between the node server；
The client is used for the access node server by server cluster described in network insertion, the client
Pass the condition of a disaster data or download the condition of a disaster data from the node server；
The node server is used to distribute access node server for the client, receives the condition of a disaster that the client is uploaded
Data, by other node servers of the condition of a disaster data syn-chronization into the server cluster.
10. system according to claim 9, it is characterised in that the node server specifically for：
The condition of a disaster data are divided into structural data and unstructured data,
By in other node servers of the structural data real-time synchronization into server cluster,
Network state is detected, if network is in idle condition, by the unstructured data real-time synchronization to server cluster
In other node servers in.
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| CN111787286A (en) * | 2020-07-22 | 2020-10-16 | 杭州当虹科技股份有限公司 | Method for realizing multichannel synchronous recording system |
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