CN103096146A - Media information issuing method and issuing management server - Google Patents
Media information issuing method and issuing management server Download PDFInfo
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- CN103096146A CN103096146A CN2011103465308A CN201110346530A CN103096146A CN 103096146 A CN103096146 A CN 103096146A CN 2011103465308 A CN2011103465308 A CN 2011103465308A CN 201110346530 A CN201110346530 A CN 201110346530A CN 103096146 A CN103096146 A CN 103096146A
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Abstract
The invention discloses a media information issuing method and an issuing management server, and belongs to the field of streaming media. The media information issuing method includes that storage information of at least two streaming media servers of servers ranged from S1, S2 to Sn is obtained, and the storage information indicates residual space of the streaming media servers, wherein, Si is the ith streaming media server, n is a positive integer larger than or equal to 2, and i is a positive integer larger than or equal to 2; when media information is received, a weighted value of each streaming media server is calculated according to the storage information and an issuing weighted rule, an objective streaming media server is obtained according to the weighted values, and the streaming media information is issued to the objective streaming media server. The server comprises an obtaining module, a calculation module and an issuing module. The media information issuing method and the issuing management server solve the problem that the streaming media information is excessively concentrated on some streaming media servers, and throughput bottlenecks of the streaming media servers are caused.
Description
Technical field
The present invention relates to the Streaming Media field, particularly a kind of media content releasing method and release management server.
Background technology
IPTV (Interactive Personality Television, personalized interactive TV) as nearly 2 years of an emerging industry gradually by scale commercialization a plurality of provinces and cities and overseas several countries and regions at home.The variation of IPTV business, content rich make it compare with traditional cable TV and Digital Television to have huge advantage.And the needed a large amount of VOD of IPTV platform (Video on Demand, video request program), BTV (Broadcast Television, live), time shift (Time Shift Television, TSTV), record (TV Video on Demand), NPVR (Network Personal Video Record, network individual recording) business tine all needs the distribution of media platform to be distributed to above numerous streaming media servers of IPTV platform various places, and finally provides service for the terminal use.But the progressively expansion along with IPTV stream media system platform, the injection of huge volumes of content, the load balancing of media content distributes, in time is handed down to the difficult problem that numerous streaming media servers becomes each steaming media platform manufacturer, because how many disc content of each streaming media server size and cold and hot contents are behaviour in service, the throughput of streaming media server, the end-user experience effects that determines the IP network bandwidth resources of preciousness.
In realizing process of the present invention, the inventor finds that there is following problem at least in prior art:
The mode of the distribution algorithms working load of existing distribution of media platform is distributed, and then the miscellaneous service content is issued according to certain load that calculates every streaming media server.This scheme requires the scale of platform keep certain stability and require the content topology distribution of whole platform must keep geostationary state.Otherwise, dynamically adjust according to the content temperature and cause the server disk utilization rate to differ greatly when streaming media server, disk array dilatation cause between server load to produce larger difference or streaming media server, new film source in a period of time and all concentrating by dynamic adjustment hot broadcast film source and business downloads on the lower server of minority memory load, and the user's bearing capacity on every station server is limited, will cause server stress excessive and then affect end-user experience when the user reaches the standard grade the peak period.
Summary of the invention
The embodiment of the present invention provides a kind of media releasing content and release management server, and described technical scheme is as follows:
A kind of media content releasing method, described method comprises:
Obtain at least two stream media server S 1, S2 ... the storage information of Sn, the remaining space of the described streaming media server of described storage information indication, wherein, Si is i streaming media server, n is the positive integer more than or equal to 2, and i is the positive integer more than or equal to 2;
When receiving media content, calculate the weighted value of each streaming media server according to described storage information and release right restitution, described release right restitution is: for i platform streaming media server, its weighted value W (Si)=(CurrentCapacity (i) mod (Max (CurrentCapacity)/M))+1
Wherein, W (Si) is the weighted value of i streaming media server, and i is positive integer, and M is maximum issue streaming media server number;
CurrentCapacity (i) is the remaining space of i platform streaming media server,
Max (CurrentCapacity) is the remaining space on the streaming media server of remaining space maximum in described at least two streaming media servers;
Obtain the purpose streaming media server according to described weighted value, to described purpose streaming media server publication medium content.
A kind of release management server comprises:
Acquisition module, be used for obtaining at least two stream media server S 1, S2 ... the storage information of Sn, the remaining space of the described streaming media server of described storage information indication, wherein, Si is i streaming media server, and n is the positive integer more than or equal to 2, and i is the positive integer more than or equal to 2;
Computing module, be used for when receiving media content, calculate the weighted value of each streaming media server according to described storage information and release right restitution, described release right restitution is: for i platform streaming media server, its weighted value W (Si)=(CurrentCapacity (i) mod (Max (CurrentCapacity)/M))+1
Wherein, W (Si) is the weighted value of i streaming media server, and i is positive integer, and M is maximum issue streaming media server number;
CurrentCapacity (i) is the remaining space of i platform streaming media server,
Max (CurrentCapacity) is the remaining space on the streaming media server of remaining space maximum in described at least two streaming media servers;
Release module is used for obtaining the purpose streaming media server according to described weighted value, to described purpose streaming media server publication medium content.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
The weighted value that calculates each streaming media server by storage information and release right restitution according to the every flow media server, and the streaming media server that selection is issued according to weighted value, solve media content and too concentrated on the bottleneck that causes the streaming media server throughput on some streaming media server, can rationally utilize valuable streaming media server resource load to share uniformly user bandwidth, rationally utilized expensive storage resources, made the balanced performance of the literacy optimum performance of storage, disk, thereby end-user experience is promoted.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the flow chart of a kind of media content releasing method of providing of the embodiment of the present invention;
Fig. 2 is the flow chart of a kind of media content releasing method of providing of the embodiment of the present invention;
Fig. 3 is the schematic diagram of the parameters of the streaming media server that provides of the embodiment of the present invention;
Fig. 4 is the structural representation of a kind of release management server of providing of the embodiment of the present invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Fig. 1 is the flow chart of a kind of media content releasing method of providing of the embodiment of the present invention.The executive agent of this embodiment is the release management server, and this platform is used for receiving the media content that external system is injected, and this media content is issued.Referring to Fig. 1, this embodiment comprises:
101, the release management server obtain at least two stream media server S 1, S2 ... the storage information of Sn, the remaining space of the described streaming media server of described storage information indication, wherein, Si is i streaming media server, n is the positive integer more than or equal to 2, and i is the positive integer more than or equal to 2;
In the present embodiment, the release management server obtain at least two stream media server S 1, S2, S3 ... the storage information of Sn, this storage information can regularly be reported by streaming media server.Particularly, this storage information comprises: the storage gross space of streaming media server, use memory space, storage ID, streaming server to go out drift net card quantity and speed, the storage gross space of the streaming media server in this storage information with use the poor of memory space, be namely the remaining space of this streaming media server.
102, when receiving media content, calculate the weighted value of each streaming media server according to described storage information and release right restitution;
Described release right restitution is: for i platform streaming media server, and its weighted value W (Si)=(CurrentCapacity (i) mod (Max (CurrentCapacity)/M))+1,
Wherein, W (Si) is the weighted value of i streaming media server, and i is positive integer, and M is maximum issue streaming media server number;
CurrentCapacity (i) is the remaining space of i platform streaming media server,
Max (CurrentCapacity) is the remaining space on the streaming media server of remaining space maximum in described at least two streaming media servers;
103, obtain the purpose streaming media server according to described weighted value, to described purpose streaming media server publication medium content.
In the present embodiment, select a streaming media server according to weighted value from least two streaming media servers, this is taken streaming media server as destination server, and to this purpose streaming media server publication medium content.
The weighted value that calculates each streaming media server by storage information and release right restitution according to the every flow media server, and the streaming media server that selection is issued according to weighted value, solve media content and too concentrated on the bottleneck that causes the streaming media server throughput on some streaming media server, can rationally utilize valuable streaming media server resource load to share uniformly user bandwidth, rationally utilized expensive storage resources, made the balanced performance of the literacy optimum performance of storage, disk, thereby end-user experience is promoted.
Fig. 2 is the flow chart of a kind of media content releasing method of providing of the embodiment of the present invention.This embodiment take the release management server as executive agent and n stream media server S 1, S2 ... Sn is that example describes, and n is the positive integer more than or equal to 2.Referring to Fig. 2, this embodiment comprises:
201, each streaming media server regularly reports the storage information of this streaming media server to the release management server; The remaining space of this storage information indication streaming media server;
In the present embodiment, this storage information also comprise this streaming media server the storage gross space, store usage space, storage ID, stored configuration and can go out drift net card quantity and speed with gross space percentage, streaming server.Wherein, streaming media server of each storage ID sign.Further, this storage information comprises that also described storage information comprises the equipment health information that is used to indicate disk failure in streaming media server or disk normal operation.
Wherein, on the basis of streaming media server storage free space size, can set in advance the high water level threshold value.This high water level threshold value can be according to release management server dynamic-configuration.
202, the release management server receive from n stream media server S 1, S2 ... the storage information of Sn;
Need to prove, when the release management server receive from n stream media server S 1, S2 ... during the storage information of Sn, the storage information of the every flow media server that this locality can be stored is upgraded, its update method can be for deleting the storage information of local storage, and preserve the storage information that receives, the storage information of streaming media server comprises storage ID.Those skilled in the art can know, this renewal can inquire the storage information that has preserved this locality corresponding to storage information of this new reception according to storage ID, covers the storage information of having preserved with the new storage information that receives.
203, when the release management server receives media content, judge this n stream media server S 1, S2 ... whether the current weighted value of Sn is 0 entirely,
If so, execution in step 205;
If not, execution in step 204;
In the present embodiment, when equaling 0, what this streaming media server was described has reached its default watermark threshold with the space, can't receive the content of issue as weighted value W (Si).Therefore, when the weighted value of all streaming media servers is 0, need to re-start calculating to the current weighted value of all streaming media servers; If weighted value is not 0 entirely, travel through according to current weighted value.
204, calculate the weighted value of each streaming media server according to storage information and release right restitution;
Wherein, described release right restitution is: for i platform streaming media server, and its weighted value W (Si)=(CurrentCapacity (i) mod (Max (CurrentCapacity)/M))+1,
Wherein, W (Si) is the weighted value of i streaming media server, and i is positive integer, and M is maximum issue streaming media server number;
CurrentCapacity (i) is the remaining space of i platform streaming media server,
Max (CurrentCapacity) is the remaining space on the streaming media server of remaining space maximum in described at least two streaming media servers;
In the present embodiment, after the distribution management server has calculated the issue weight of all streaming media servers, with the weight of all streaming media servers greatest common divisor divided by its weight, obtain the weighted value of every flow media server, guarantee relatively prime between the streaming media server weight.
205, when the x time publication medium content, travel through at least two stream media server S 1, S2, S3 ... Sn; Wherein, during a streaming media server of every traversal, the y value is subtracted 1, wherein, y=x mod Sum (W), wherein, Sum (W) be described at least two stream media server S 1, S2, S3 ... the weight of Sn and;
in the present embodiment, the y value is when a streaming media server of every traversal, namely subtract 1, can represent streaming media server of every traversal, y=y-1, this y value is subject to issuing the restriction of number of times, illustrate, when 5 streaming media servers are arranged, by calculating, the weighted value of this streaming media server is respectively 5, 2, 4, 0, 1, Sum (W)=5+2+4+0+1, suppose that this time is issued as the 10th issue, y=10mod 12=2, this time can travel through 2 streaming media servers, the server of each traversal can change according to the change of x value and y value, can guarantee when repeatedly selecting the purpose streaming media server, avoid always selecting the streaming media server of least-loaded, alleviated load pressure for single streaming media server, load when can balance repeatedly issuing in all streaming media servers, reach balance.
Further, storage information comprises the equipment health information that is used to indicate disk failure in streaming media server or disk normal operation, when in the described streaming media server of equipment health information indication during disk failure, do not calculate the weighted value of the streaming media server of described disk failure, avoid media content to be distributed to the streaming media server of disk failure, guaranteed efficiency for issuing.
206, y is equaled 0 and W (Si) be not equal to 0 streaming media server as the purpose streaming media server, the server that described purpose streaming media server need to be published to for this media content issue;
In the present embodiment, when equaling 0, what this streaming media server was described has reached its default watermark threshold with the space, can't receive the content of issue as weighted value W (Si).Therefore, know that the weighted value W (Si) of this streaming media server has been 0 when traversal, skip this streaming media server, travel through next streaming media server.
207, this media content is published on the purpose streaming media server.
In the present embodiment, the weighted value that calculates all disks in described purpose streaming media server according to disk storage information and the release right restitution of all disks in the purpose streaming media server; According to the weighted value of all disks in described purpose streaming media server, the disk publication medium content in the described purpose streaming media server.Need to prove, load for each disk in the equiulbrium flow media server, can be by calculate the weighted value of each disk according to disc information such as disk memory space and maximum memory space etc., utilize and ergodic flow media server method in like manner, each disk is traveled through, obtaining destination disc, and media content is published in this destination disc.When all disks have all reached high water level, in all have reached high water level and have not reached the disk point of maximum available space, select a disk publication medium content according to the weight polling algorithm.
The weighted value that calculates each streaming media server by storage information and release right restitution according to the every flow media server, and the streaming media server that selection is issued according to weighted value, solve media content and too concentrated on the bottleneck that causes the streaming media server throughput on some streaming media server, can rationally utilize valuable streaming media server resource load to share uniformly user bandwidth, rationally utilized expensive storage resources, made the balanced performance of the literacy optimum performance of storage, disk, thereby end-user experience is promoted.
Fig. 4 is the structural representation of a kind of release management server of providing of the embodiment of the present invention.Referring to Fig. 4, this server comprises:
Acquisition module 401, be used for obtaining at least two stream media server S 1, S2 ... the storage information of Sn, the remaining space of the described streaming media server of described storage information indication, wherein, Si is i streaming media server, n is the positive integer more than or equal to 2, and i is the positive integer more than or equal to 2;
Computing module 402, be used for when receiving media content, calculate the weighted value of each streaming media server according to described storage information and release right restitution, described release right restitution is: for i platform streaming media server, its weighted value W (Si)=(CurrentCapacity (i) mod (Max (CurrentCapacity)/M))+1
Wherein, W (Si) is the weighted value of i streaming media server, and i is positive integer, and M is maximum issue streaming media server number;
CurrentCapacity (i) is the remaining space of i platform streaming media server,
Max (CurrentCapacity) is the remaining space on the streaming media server of remaining space maximum in described at least two streaming media servers;
Release module 403 is used for obtaining the purpose streaming media server according to described weighted value, to described purpose streaming media server publication medium content.
Described release module 403 comprises:
The traversal unit is used for when the x time publication medium content, travel through described at least two stream media server S 1, S2, S3 ... Sn; During a streaming media server of every traversal, the y value is subtracted 1, wherein, y=x mod Sum (W), wherein, Sum (W) be described at least two stream media server S 1, S2, S3 ... the weight of Sn and;
Determining unit, be used for y equal 0 and W (Si) be not equal to 0 streaming media server as the purpose streaming media server, described purpose streaming media server is issued the server that need to be published to for this media content;
Release unit is used for to described purpose streaming media server publication medium content.
The weighted value that described release unit specifically calculates all disks in described purpose streaming media server for disk storage information and release right restitution according to described all disks of purpose streaming media server;
According to the weighted value of all disks in described purpose streaming media server, the disk publication medium content in the described purpose streaming media server.
Computing module 402 is concrete to be used for when receiving media content, and whether the weighted value current according to described at least two streaming media servers is 0 entirely, if so, calculates the weighted value of each streaming media server according to described storage information and release right restitution.
Described storage information comprises the equipment health information that is used to indicate disk failure in streaming media server or disk normal operation, correspondingly, described computing module 402 is concrete for when described equipment health information is indicated described streaming media server disk failure, does not calculate the weighted value of the streaming media server of described disk failure.
One of ordinary skill in the art will appreciate that all or part of step that realizes above-described embodiment can complete by hardware, also can come the relevant hardware of instruction to complete by program, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be read-only memory, disk or CD etc.
The above is only preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a media content releasing method, is characterized in that, described method comprises:
Obtain at least two stream media server S 1, S2 ... the storage information of Sn, the remaining space of the described streaming media server of described storage information indication, wherein, Si is i streaming media server, n is the positive integer more than or equal to 2, and i is the positive integer more than or equal to 2;
When receiving media content, calculate the weighted value of each streaming media server according to described storage information and release right restitution, described release right restitution is: for i platform streaming media server, its weighted value W (Si)=(CurrentCapacity (i) mod (Max (CurrentCapacity)/M))+1
Wherein, W (Si) is the weighted value of i streaming media server, and i is positive integer, and M is maximum issue streaming media server number;
CurrentCapacity (i) is the remaining space of i platform streaming media server,
Max (CurrentCapacity) is the remaining space on the streaming media server of remaining space maximum in described at least two streaming media servers;
Obtain the purpose streaming media server according to described weighted value, to described purpose streaming media server publication medium content.
2. method according to claim 1, is characterized in that, obtains the purpose streaming media server according to described weighted value, to described purpose streaming media server publication medium content, specifically comprises:
When the x time publication medium content, travel through described at least two stream media server S 1, S2, S3 ... Sn;
During a streaming media server of every traversal, the y value is subtracted 1, wherein, y=x mod Sum (W), wherein, Sum (W) be described at least two stream media server S 1, S2, S3 ... the weight of Sn and;
With y equal 0 and W (Si) be not equal to 0 streaming media server as the purpose streaming media server, the server that described purpose streaming media server need to be published to for this media content issue is to described purpose streaming media server publication medium content.
3. method according to claim 2, is characterized in that, obtains the purpose streaming media server according to described weighted value, to described purpose streaming media server publication medium content, specifically comprises:
The weighted value that calculates all disks in described purpose streaming media server according to disk storage information and the release right restitution of all disks in described purpose streaming media server;
According to the weighted value of all disks in described purpose streaming media server, the disk publication medium content in the described purpose streaming media server.
4. method according to claim 1, is characterized in that, when receiving media content, calculates the weighted value of each streaming media server according to described storage information and release right restitution, specifically comprises:
When receiving media content, whether the weighted value current according to described at least two streaming media servers is 0 entirely, if so, calculates the weighted value of each streaming media server according to described storage information and release right restitution.
5. according to claim 1-4 described methods of any one, it is characterized in that, described storage information comprises the equipment health information that is used to indicate disk failure in streaming media server or disk normal operation, correspondingly, when receiving media content, calculate the weighted value of each streaming media server according to described storage information and release right restitution, specifically comprise:
When in the described streaming media server of described equipment health information indication during disk failure, do not calculate the weighted value of the streaming media server of described disk failure.
6. a release management server, is characterized in that, comprising:
Acquisition module, be used for obtaining at least two stream media server S 1, S2 ... the storage information of Sn, the remaining space of the described streaming media server of described storage information indication, wherein, Si is i streaming media server, and n is the positive integer more than or equal to 2, and i is the positive integer more than or equal to 2;
Computing module, be used for when receiving media content, calculate the weighted value of each streaming media server according to described storage information and release right restitution, described release right restitution is: for i platform streaming media server, its weighted value W (Si)=(CurrentCapacity (i) mod (Max (CurrentCapacity)/M))+1
Wherein, W (Si) is the weighted value of i streaming media server, and i is positive integer, and M is maximum issue streaming media server number;
CurrentCapacity (i) is the remaining space of i platform streaming media server,
Max (CurrentCapacity) is the remaining space on the streaming media server of remaining space maximum in described at least two streaming media servers;
Release module is used for obtaining the purpose streaming media server according to described weighted value, to described purpose streaming media server publication medium content.
7. server according to claim 6, is characterized in that, described release module comprises:
The traversal unit is used for when the x time publication medium content, travel through described at least two stream media server S 1, S2, S3 ... Sn; During a streaming media server of every traversal, the y value is subtracted 1, wherein, y=x mod Sum (W), wherein, Sum (W) be described at least two stream media server S 1, S2, S3 ... the weight of Sn and;
Determining unit, be used for y equal 0 and W (Si) be not equal to 0 streaming media server as the purpose streaming media server, described purpose streaming media server is issued the server that need to be published to for this media content;
Release unit is used for to described purpose streaming media server publication medium content.
8. server according to claim 7, it is characterized in that the weighted value that described release unit specifically calculates all disks in described purpose streaming media server for disk storage information and release right restitution according to described all disks of purpose streaming media server;
According to the weighted value of all disks in described purpose streaming media server, the disk publication medium content in the described purpose streaming media server.
9. server according to claim 6, it is characterized in that, computing module specifically is used for when receiving media content, whether the weighted value current according to described at least two streaming media servers is 0 entirely, if so, calculate the weighted value of each streaming media server according to described storage information and release right restitution.
10. according to claim 6-9 described servers of any one, it is characterized in that, described storage information comprises the equipment health information that is used to indicate disk failure in streaming media server or disk normal operation, correspondingly, described computing module specifically is used for not calculating the weighted value of the streaming media server of described disk failure when the described streaming media server disk failure of described equipment health information indication.
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