CN108270835B - A kind of dispatching method of business tine, device, strategic server and system - Google Patents
A kind of dispatching method of business tine, device, strategic server and system Download PDFInfo
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- CN108270835B CN108270835B CN201710001393.1A CN201710001393A CN108270835B CN 108270835 B CN108270835 B CN 108270835B CN 201710001393 A CN201710001393 A CN 201710001393A CN 108270835 B CN108270835 B CN 108270835B
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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
- H04L67/1001—Protocols in which an application is distributed across nodes in the network for accessing one among a plurality of replicated servers
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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
- H04L67/50—Network services
- H04L67/60—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources
- H04L67/63—Routing a service request depending on the request content or context
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- Computer Networks & Wireless Communication (AREA)
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- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The embodiment of the present invention provides dispatching method, device, strategic server and the system of a kind of business tine, and wherein method includes: to obtain the type of the business tine of user's request；According to the type of the business tine, the whole network global load balancing GSLB is selected to carry out the scheduling of business tine or the scheduling of selection local global load balancing GSLB progress business tine.The solution of the present invention can provide different content distribution access strategies for user, meet the distribution of different types of business tine according to type of service.
Description
Technical field
The present invention relates to the scheduling dissemination system of data service, particularly relate to the dispatching method of business tine a kind of, device,
Strategic server and system.
Background technique
Content in network can be published to network " edge " (side close from user as far as possible by CDN, that is, content distributing network
Edge server), content needed for obtaining user can nearby solves the situation of network congestion.Technically comprehensively solve due to
Network bandwidth is small, user's amount of access is big, user caused by the unequal reason of network point distribution accesses website, apk response speed is slow
The problem of.
CDN system includes center and peripheral two parts, central part is responsible for CDN management (network management), DNS redirect parsing with
And global load balancing；Marginal portion includes each node of the place deployment close as far as possible from user, and node is responsible for CDN distribution,
It is made of Cache (caching) and load balancer etc..
When CDN receives user's request, domain name mapping and global load balancing are carried out by central part, overall situation load is equal
Weighing apparatus will be supplied to user from the immediate node address of user, and thus user can quickly obtain content and service.It is complete simultaneously
Office's load balancing is communicated with the holding of each node, collects each node state, so as to do global scheduling.Wherein global load is equal
Weighing apparatus, referred to as Global Server Load Balance-GSLB；Local load balancing, referred to as Server Load
Balance—SLB。
Fig. 1 is existing CDN system framework, existing CDN system, for single web page browsing, video download, free webpage
The business such as video playing can satisfy the demand of distribution and scheduling.But for charge user, video quality, the video of viewing
Response speed needs are guaranteed, and (such as need the interconnection of video quality guarantee when the video on demand of CDN carrying large concurrent
Net television services), the business of this type can not be only supported by the whole network load balancing and local load balancing of single double copies.
Summary of the invention
The present invention provides a kind of dispatching method of business tine, device, strategic server and systems.It can be according to business
Type provides different content distribution access strategies for user, meets the distribution of different types of business tine.
In order to solve the above technical problems, the embodiment of the present invention provides following scheme:
A kind of dispatching method of business tine, comprising:
Obtain the type of the business tine of user's request；
According to the type of the business tine, select the whole network global load balancing GSLB carry out business tine scheduling or
Local global load balancing GSLB is selected to carry out the scheduling of business tine.
Wherein, the step of type of the business tine of acquisition user request includes:
According to the corresponding business tine in chained address for the business tine that the user that operation system provides requests, user is obtained
The type of the business tine of request.
Wherein, according to the type of the business tine, the whole network global load balancing GSLB is selected to carry out the tune of business tine
It spends or includes: the step of selecting local global load balancing GSLB to carry out the scheduling of business tine
If the type of the business tine are as follows: the quality of business tine is higher than the first preset value, amount of access and/or concurrency
Greater than the second preset value business tine when, select local GSLB progress business tine scheduling；Otherwise, selection the whole network GSLB into
The scheduling of row business tine.
Wherein, selection the whole network GSLB carry out business tine scheduling the step of include:
The address of the whole network GSLB is sent to user；
Receive access request of the user according to the address of the whole network GSLB to the whole network GSLB；
According to the access request and the whole network non-load balanced case, the edge service node of business tine will can be provided
Location is sent to user, and the business tine of user's request is provided a user by the edge service node.
Wherein, selection local GSLB progress business tine scheduling the step of include:
The address of local GSLB is sent to user；
Receive access request of the user according to the address of the local GSLB to local GSLB；
It is operated according to the redirection of the access request and local load balancing SLB, business tine will can be provided
Edge service address of node is sent to user, and the business tine of user's request is provided a user by the edge service node.
Wherein, it is operated, can be provided in business according to the redirection of the access request and local load balancing SLB
The edge service address of node of appearance is sent to user, and is provided a user in the business that user requests by the edge service node
The step of appearance includes:
The address of local load balancing SLB is sent to user according to the access request, by local load balancing SLB root
According to the request of user and the state of edge service node, generates and redirect message；And as local load balancing SLB according to
Message is redirected, the access request, which is redirected to, can provide the edge service node of business tine, and be taken by the edge
Business node provides a user the business tine of user's request.
The embodiment of the present invention also provides a kind of dispatching device of business tine, comprising:
Module is obtained, the type of the business tine for obtaining user's request；
Scheduler module selects the whole network global load balancing GSLB to carry out business for the type according to the business tine
The scheduling of content or selection local global load balancing GSLB carry out the scheduling of business tine.
Wherein, the module that obtains is specifically used for: according to the link for the business tine that the user that operation system provides requests
The corresponding business tine in address obtains the type of the business tine of user's request.
Wherein, the scheduler module includes:
If the type of the business tine are as follows: the quality of business tine is higher than the first preset value, amount of access and/or concurrency
Greater than the second preset value business tine when, select local GSLB progress business tine scheduling；Otherwise, selection the whole network GSLB into
The scheduling of row business tine.
Wherein, when the scheduler module selects the whole network GSLB to carry out the scheduling of business tine, it is specifically used for:
The address of the whole network GSLB is sent to user；
Receive access request of the user according to the address of the whole network GSLB to the whole network GSLB；
According to the access request and the whole network non-load balanced case, the edge service node of business tine will can be provided
Location is sent to user, and the business tine of user's request is provided a user by the edge service node.
Wherein, when the scheduler module selection local GSLB carries out the scheduling of business tine, it is specifically used for:
The address of local GSLB is sent to user；
Receive access request of the user according to the address of the local GSLB to local GSLB；
It is operated according to the redirection of the access request and local load balancing SLB, business tine will can be provided
Edge service address of node is sent to user, and the business tine of user's request is provided a user by the edge service node.
Wherein, the scheduler module is operated according to the redirection of the access request and local load balancing SLB, will
When the edge service address of node of business tine can be provided being sent to user, it is specifically used for:
The address of local load balancing SLB is sent to user according to the access request, by local load balancing SLB root
According to the request of user and the state of edge service node, generates and redirect message；And as local load balancing SLB according to
Message is redirected, the access request, which is redirected to, can provide the edge service node of business tine, and be taken by the edge
Business node provides a user the business tine of user's request.
The embodiment of the present invention also provides a kind of strategic server, the dispatching device including business tine as described above.
The embodiment of the present invention also provides a kind of business tine scheduling system, comprising:
Operation system for receiving the access request of user's transmission, and is returned to user according to the access request and is requested
Business tine chained address；
Strategic server, the corresponding industry in chained address of the business tine of user's request for being provided according to operation system
Business content obtains the type of the business tine of user's request；And according to the type of the business tine, the load of the whole network overall situation is selected
Balanced GSLB carries out the scheduling of business tine or the scheduling of selection local global load balancing GSLB progress business tine；
Content center is used for storage service content；
The whole network GSLB can provide business for the access request and the whole network non-load balanced case according to user
The edge service node address of content is sent to user, and is provided a user in the business that user requests by the edge service node
Hold；
Local GSLB can be mentioned for being operated according to the redirection of the access request and local load balancing SLB
It is sent to user for the edge service address of node of business tine, and user's request is provided a user by the edge service node
Business tine；
At least one edge service node, for providing a user the business tine of user's request.
Above scheme of the invention is include at least the following beneficial effects:
The type that above scheme of the invention passes through the business tine of acquisition user's request；According to the class of the business tine
Type selects the whole network global load balancing GSLB to carry out the scheduling or selection local global load balancing GSLB progress of business tine
The scheduling of business tine.To realize that global load balancing multiple spot is disposed, no longer uniquely；Below global load balancing, edge
It more than node increases local load balancing newly and/load balancing is scheduled to each fringe node, and local load balancing can be supported
Support to different kinds of business different disposal strategy.
Detailed description of the invention
Fig. 1 is the system architecture schematic diagram of existing content distributing network；
Fig. 2 is the flow diagram of the dispatching method of business tine of the invention；
Fig. 3 is a specific implementation flow schematic diagram of the dispatching method of business tine of the invention；
Fig. 4 is system architecture schematic diagram of the invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
As shown in Fig. 2, the embodiment of the present invention provides a kind of dispatching method of business tine, comprising:
Step 21, the type of the business tine of user's request is obtained；
Step 22, according to the type of the business tine, the whole network global load balancing GSLB is selected to carry out business tine
Scheduling or selection local global load balancing GSLB carry out the scheduling of business tine.
The type that above scheme of the invention passes through the business tine of acquisition user's request；According to the class of the business tine
Type selects the whole network global load balancing GSLB to carry out the scheduling or selection local global load balancing GSLB progress of business tine
The scheduling of business tine.To realize that global load balancing multiple spot is disposed, no longer uniquely；Below global load balancing, edge
It more than node increases local load balancing newly and/load balancing is scheduled to each fringe node, and local load balancing can be supported
Support to different kinds of business different disposal strategy.
In a specific embodiment of the invention, above-mentioned steps 21 include:
According to the corresponding business tine in chained address for the business tine that the user that operation system provides requests, user is obtained
The type of the business tine of request.
Specifically, operation system receives the access request that user sends, and is returned according to the access request to user
The chained address of the business tine of request；
According to the corresponding business tine in chained address for the business tine that the user that operation system provides requests, user is obtained
The type of the business tine of request.
In a specific embodiment of the invention, above-mentioned steps 22 include:
If the type of the business tine are as follows: the quality of business tine is higher than the first preset value, amount of access and/or concurrency
Greater than the second preset value business tine when, select local GSLB progress business tine scheduling；Otherwise, selection the whole network GSLB into
The scheduling of row business tine.
Wherein, selection the whole network GSLB carry out business tine scheduling the step of include:
Step 221, the address of the whole network GSLB is sent to user；
Step 222, access request of the user according to the address of the whole network GSLB to the whole network GSLB is received；
Step 223, according to the access request and the whole network non-load balanced case, the edge that can provide business tine is taken
Business node address is sent to user, and the business tine of user's request is provided a user by the edge service node.
Wherein, selection local GSLB progress business tine scheduling the step of include:
Step 224, the address of local GSLB is sent to user；
Step 225, access request of the user according to the address of the local GSLB to local GSLB is received；
Step 226, it is operated according to the redirection of the access request and local load balancing SLB, industry can be provided
The edge service address of node of business content is sent to user, and the industry of user's request is provided a user by the edge service node
Business content.
Wherein, it is operated, can be provided in business according to the redirection of the access request and local load balancing SLB
The edge service address of node of appearance is sent to user, and is provided a user in the business that user requests by the edge service node
The step of appearance includes:
The address of local load balancing SLB is sent to user according to the access request, by local load balancing SLB root
According to the request of user and the state of edge service node, generates and redirect message；And as local load balancing SLB according to
Message is redirected, the access request, which is redirected to, can provide the edge service node of business tine, and be taken by the edge
Business node provides a user the business tine of user's request.
Illustrate the specific implementation of the above method below with reference to Fig. 3, if selection the whole network GSLB carries out the scheduling of business tine
When, method includes:
1. the access request that user initiates business tine to operation system；
2. operation system carries out authentication to user, the URL (hypertext link of business access is provided by rear line
Address)；
3. strategic server is accessed in user；
4. strategic server provides different network elements and carries out CDN scheduling according to different business, and carries out domain name mapping, Xiang Yong
Family provides the corresponding address GSLB；
5.1 users access the whole network GSLB according to the address GSLB；
6.1 the whole network GLSB provide user's edge service node address that need to be accessed according to scheduling strategy；
7.1 edge service nodes provide local load balancing as needed and provide a user the content of needs.
Again as shown in figure 3, in the above method, if having selected the specific implementation of the scheduling of local GSLB progress business tine
Process includes:
1. the access request that user initiates business tine to operation system；
2. operation system carries out authentication to user, the URL of business access is provided by rear line；
3. strategic server is accessed in user；
4. strategic server provides different network elements and carries out CDN scheduling according to different service types, and carries out domain name mapping,
Provide a user the corresponding address GSLB；
5.2 users access local GSLB；
6.2 local GLSB provide a user the local address SLB according to scheduling strategy；
7.2 local SLB generate HTTP 302 according to edge service node state etc. and redirect message, and return and mention to user
For the edge service node of service；
8. the content that edge service node provides a user needs.
The dispatching method of the business tine proposed by the present invention for supporting multiple types business, is disposed by multiple spot in systems
Global load balancing increases local load balancing (local SLB) newly to each edge below global load balancing, more than fringe node
Service node is scheduled/load balancing, and local load balancing can be supported to different kinds of business different disposal strategy
It supports, meets the distribution requirements of business tine.
Such as it is for needing quality of service guarantee and user's amount of access/very big business of concurrency, strategic server
Local GSLB is directly accessed in user configuration, provides the subsequent CDN services such as scheduling by local GSLB for user.For other industry
Business, accesses the whole network GSLB for user configuration, provides the subsequent CDN services such as scheduling by the whole network GSLB.
The embodiment of the present invention also provides a kind of dispatching device of business tine, comprising:
Module is obtained, the type of the business tine for obtaining user's request；
Scheduler module selects the whole network global load balancing GSLB to carry out business for the type according to the business tine
The scheduling of content or selection local global load balancing GSLB carry out the scheduling of business tine.
Wherein, the module that obtains is specifically used for: according to the link for the business tine that the user that operation system provides requests
The corresponding business tine in address obtains the type of the business tine of user's request.
Wherein, the scheduler module includes:
If the type of the business tine are as follows: the quality of business tine is higher than the first preset value, amount of access and/or concurrency
Greater than the second preset value business tine when, select local GSLB progress business tine scheduling；Otherwise, selection the whole network GSLB into
The scheduling of row business tine.
Wherein, when the scheduler module selects the whole network GSLB to carry out the scheduling of business tine, it is specifically used for:
The address of the whole network GSLB is sent to user；
Receive access request of the user according to the address of the whole network GSLB to the whole network GSLB；
According to the access request and the whole network non-load balanced case, the edge service node of business tine will can be provided
Location is sent to user, and the business tine of user's request is provided a user by the edge service node.
Wherein, when the scheduler module selection local GSLB carries out the scheduling of business tine, it is specifically used for:
The address of local GSLB is sent to user；
Receive access request of the user according to the address of the local GSLB to local GSLB；
It is operated according to the redirection of the access request and local load balancing SLB, business tine will can be provided
Edge service address of node is sent to user, and the business tine of user's request is provided a user by the edge service node.
Wherein, the scheduler module is operated according to the redirection of the access request and local load balancing SLB, will
When the edge service address of node of business tine can be provided being sent to user, it is specifically used for:
The address of local load balancing SLB is sent to user according to the access request, by local load balancing SLB root
According to the request of user and the state of edge service node, generates and redirect message；And as local load balancing SLB according to
Message is redirected, the access request, which is redirected to, can provide the edge service node of business tine, and be taken by the edge
Business node provides a user the business tine of user's request.
It should be noted that the device is device corresponding with the above method, all realization sides in above method embodiment
Formula can also reach identical technical effect suitable for the embodiment of the device.
The embodiment of the present invention also provides a kind of strategic server, the dispatching device including business tine as described above.
As shown in figure 4, the embodiment of the present invention also provides a kind of business tine scheduling system, comprising:
Operation system for receiving the access request of user's transmission, and is returned to user according to the access request and is requested
Business tine chained address；
Strategic server, the corresponding industry in chained address of the business tine of user's request for being provided according to operation system
Business content obtains the type of the business tine of user's request；And according to the type of the business tine, the load of the whole network overall situation is selected
Balanced GSLB carries out the scheduling of business tine or the scheduling of selection local global load balancing GSLB progress business tine；
Content center is used for storage service content；
The whole network GSLB can provide business for the access request and the whole network non-load balanced case according to user
The edge service node address of content is sent to user, and is provided a user in the business that user requests by the edge service node
Hold；
Local GSLB can be mentioned for being operated according to the redirection of the access request and local load balancing SLB
It is sent to user for the edge service address of node of business tine, and user's request is provided a user by the edge service node
Business tine；
At least one edge service node, for providing a user the business tine of user's request.
In above system, user: using the equipment access such as mobile phone, PC, set-top box webpage, viewing/playing online audio/video,
Download audio/video, video on demand is carried out by TV, watches live streaming etc..
Operation system: the system for providing a user the services such as web page browsing, audio-video viewing, OTT TV.System includes industry
Business management, business platform, authentication platform etc..Operation system needs to provide the URL for needing to access content for user, and according to
It is required that providing authentication, access to content association key.
Strategic server: according to the type of service of different business, different CDN access strategies is provided for user, for needing
Have quality of service guarantee and user's amount of access/very big business of concurrency, strategic server be that user configuration directly accesses
To local GSLB, the subsequent CDN services such as scheduling are provided for user by local GSLB.For other business, accessed for user configuration
The whole network GSLB provides the subsequent CDN services such as scheduling by the whole network GSLB.
Content center: the content that storage needs CDN system to distribute provides content injection, content Hui Yuan.
The whole network GSLB: user's request scheduling, including DNS CNAME, DNS Forward return source request scheduling, overall scheduling
Strategy, node resource management etc..
Local GSLB: user's request scheduling, including DNS CNAME, DNS Forward return source request scheduling, local scheduling
Strategy, node resource management etc..
Local SLB: redirection, load balancing are provided.
Edge service node: with user using the terminal interface of service, the mobile phone used to user, PC, set-top box are provided
Down sending content, and carry out content to content center and go back to source etc..
In above system of the invention, strategic server determines different kinds of business, provides different GSLB and is scheduled；
Local GSLB provides a user the local address SLB according to scheduling strategy；Local SLB, which is redirected, provides a user edge clothes
Business node address.
If being scheduled using the whole network GSLB, the whole network GSLB provides user and accesses edge according to the whole network non-load balanced case
Service node obtains corresponding contents.
The above embodiment of the present invention provides a kind of CDN system for supporting multiple types business, can satisfy inhomogeneity
Requirement of the type business to CDN.
And the CDN of multiple types business can be supported to dispatch, distribution flow, improve the value and utilization rate of CDN system.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (12)
1. a kind of dispatching method of business tine characterized by comprising
Obtain the type of the business tine of user's request；
If the type of the business tine are as follows: the quality of business tine is higher than the first preset value, amount of access and/or concurrency and is greater than
When the business tine of the second preset value, local GSLB is selected to carry out the scheduling of business tine；Otherwise, selection the whole network GSLB carries out industry
The scheduling for content of being engaged in.
2. the dispatching method of business tine according to claim 1, which is characterized in that obtain the business tine of user's request
Type the step of include:
According to the corresponding business tine in chained address for the business tine that the user that operation system provides requests, user's request is obtained
Business tine type.
3. the dispatching method of business tine according to claim 1 or 2, which is characterized in that selection the whole network GSLB carries out industry
Be engaged in content scheduling the step of include:
The address of the whole network GSLB is sent to user；
Receive access request of the user according to the address of the whole network GSLB to the whole network GSLB；
According to the access request and the whole network non-load balanced case, the edge service node address that can provide business tine is sent out
User is given, and provides a user the business tine of user's request by the edge service node.
4. the dispatching method of business tine according to claim 1 or 2, which is characterized in that selection local GSLB carries out industry
Be engaged in content scheduling the step of include:
The address of local GSLB is sent to user；
Receive access request of the user according to the address of the local GSLB to local GSLB；
It is operated according to the redirection of the access request and local load balancing SLB, the edge of business tine will can be provided
The address of service node is sent to user, and the business tine of user's request is provided a user by the edge service node.
5. the dispatching method of business tine according to claim 4, which is characterized in that according to the access request and originally
The redirection of ground load balancing SLB operates, and the edge service address of node that can provide business tine is sent to user, and
By the edge service node provide a user user request business tine the step of include:
The address of local load balancing SLB is sent to user according to the access request, by local load balancing SLB according to
The request at family and the state of edge service node generate and redirect message；And it is reset according to as local load balancing SLB
To message, the access request, which is redirected to, can provide the edge service node of business tine, and by the edge service section
Point provides a user the business tine of user's request.
6. a kind of dispatching device of business tine characterized by comprising
Module is obtained, the type of the business tine for obtaining user's request；
Scheduler module, if the type for the business tine are as follows: the quality of business tine is higher than the first preset value, amount of access
And/or concurrency be greater than the second preset value business tine when, select local GSLB progress business tine scheduling；Otherwise, it selects
Select the scheduling that the whole network GSLB carries out business tine.
7. the dispatching device of business tine according to claim 6, which is characterized in that the acquisition module is specifically used for:
According to the corresponding business tine in chained address for the business tine that the user that operation system provides requests, the industry of user's request is obtained
The type for content of being engaged in.
8. the dispatching device of business tine according to claim 6 or 7, which is characterized in that the scheduler module selection is complete
When netting the scheduling of GSLB progress business tine, it is specifically used for:
The address of the whole network GSLB is sent to user；
Receive access request of the user according to the address of the whole network GSLB to the whole network GSLB；
According to the access request and the whole network non-load balanced case, the edge service node address that can provide business tine is sent out
User is given, and provides a user the business tine of user's request by the edge service node.
9. the dispatching device of business tine according to claim 6 or 7, which is characterized in that the scheduler module selection is originally
When ground GSLB carries out the scheduling of business tine, it is specifically used for:
The address of local GSLB is sent to user；
Receive access request of the user according to the address of the local GSLB to local GSLB；
It is operated according to the redirection of the access request and local load balancing SLB, the edge of business tine will can be provided
The address of service node is sent to user, and the business tine of user's request is provided a user by the edge service node.
10. the dispatching device of business tine according to claim 9, which is characterized in that the scheduler module is according to institute
Access request and the redirection operation of local load balancing SLB are stated, the edge service node of business tine will can be provided
When address is sent to user, it is specifically used for:
The address of local load balancing SLB is sent to user according to the access request, by local load balancing SLB according to
The request at family and the state of edge service node generate and redirect message；And it is reset according to as local load balancing SLB
To message, the access request, which is redirected to, can provide the edge service node of business tine, and by the edge service section
Point provides a user the business tine of user's request.
11. a kind of strategic server, which is characterized in that the tune including the described in any item business tines of such as claim 6 to 10
Spend device.
12. a kind of business tine dispatches system characterized by comprising
Operation system for receiving the access request of user's transmission, and returns to the industry requested according to the access request to user
The chained address for content of being engaged in；
Strategic server, for being provided according to operation system user request business tine the corresponding business in chained address in
Hold, obtains the type of the business tine of user's request；If the type of the business tine are as follows: the quality of business tine is higher than first
When preset value, amount of access and/or concurrency are greater than the business tine of the second preset value, local GSLB is selected to carry out business tine
Scheduling；Otherwise, selection the whole network GSLB carries out the scheduling of business tine；
Content center is used for storage service content；
The whole network GSLB can provide business tine for the access request and the whole network non-load balanced case according to user
Edge service node address be sent to user, and the business tine of user's request is provided a user by the edge service node；
Local GSLB can provide industry for operating according to the redirection of the access request and local load balancing SLB
The edge service address of node of business content is sent to user, and the industry of user's request is provided a user by the edge service node
Business content；
At least one edge service node, for providing a user the business tine of user's request.
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| CN101146211A (en) * | 2006-09-11 | 2008-03-19 | 思华科技（上海）有限公司 | Load balance system and method of VoD network |
| CN102291447A (en) * | 2011-08-05 | 2011-12-21 | 中国电信股份有限公司 | Content distribution network load scheduling method and system |
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| CN105554046A (en) * | 2014-10-29 | 2016-05-04 | 中国移动通信集团公司 | Scheduling method and apparatus of terminal request for content distribution system, and equipment |
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| CN101146211A (en) * | 2006-09-11 | 2008-03-19 | 思华科技（上海）有限公司 | Load balance system and method of VoD network |
| CN102291447A (en) * | 2011-08-05 | 2011-12-21 | 中国电信股份有限公司 | Content distribution network load scheduling method and system |
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