CN103442258A - Method, device and system for achieving flow resource management - Google Patents
Method, device and system for achieving flow resource management Download PDFInfo
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Abstract
The invention discloses a method, device and system for achieving flow resource management. The method comprises the steps that a flow resource on-demand message of a session management device is received by a flow resource management device and the flow resource on-demand message comprises a requested bandwidth; according to the current load and the current service states of all flow service devices, one flow service device with the smallest current load and the normal service state is selected by the flow resource management device; the load of the flow service device with the smallest current load and the normal service state is updated by the flow resource management device according to the requested bandwidth in the flow resource on-demand message, and a flow resource distribution result is returned to the session management device. According to the method, device and system for achieving flow resource management, the added load of the flow service device is recorded by the flow resource management device in real time, the recorded load is the real load of the flow service device, and therefore balance of the load is truly achieved.
Description
Technical field
The present invention relates to Next generation broadcasting network (Next Generation Broadcasting Network NGB) video request program field, especially relate to a kind of implementation method, equipment and system that flows resource management.
Background technology
Along with broadcasting and TV integration of three networks scale propelling and the day by day strong program request demand as required of the public; the Next generation broadcasting network video on-demand system need to meet towards the multi-screen terminal; support extensive, distributed deployment; the unified frequency resource management; high quality-of-service QoS(Quality of Service) ensure; can run manageable Operational requirements.
The NGB video on-demand system at least comprises stream service equipment (Streaming Server, SS), session management equipment (Session Manager, SM), video resource management equipment (Video stream Resource Management, VRM can be called again the stream asset management device).Wherein, the stream service equipment is realized the stream service function, completes to terminal and pushes user-selected program or stream, and the stream service equipment need be supported content coded format, encapsulation format, the transformat of this norm-setting; Session management equipment completes the conversation mechanism between terminal and service end, realizes that the request processing of all kinds of interactive VODs and session keep function; The stream asset management device is realized the management function of program request stream Service Source, comprises the management of flow service ability and the management of network capacity, and the stream service request of processing other system, flowed service distribution.
The implementation method of the existing stream resource management based on the NGB standard comprises:
SS periodically sends load to VRM and reports request, and load reports in request carries load capacity; VRM reports the load capacity of carrying in request to upgrade the load capacity of this SS preserved according to this load, and reports response to SS transmission load;
SS periodically sends heartbeat to VRM and reports request, and this heartbeat reports request to carry service status information; VRM upgrades the service state of current SS, and sends the response of service state to SS;
SM sends application program request stream message related to resources to VRM; VRM, according to present load amount and the service state of all SS, selects the SS that the current service state is normal and load capacity is minimum; VRM returns to the stream resource allocation result to SM, and this stream resource allocation result comprises Internet protocol (Internet Protocol, the IP) address of the SS that service state is normal and load capacity is minimum and the information of port (port).
Prior art has just been selected the SS of the normal and least-loaded of current service state, but selected SS may transship, and can't provide resource for SM.
Summary of the invention
The purpose of the embodiment of the present invention is to provide a kind of implementation method, equipment and system that flows resource management, in order to guarantee the equilibrium of SS load.
The embodiment of the present invention provides a kind of implementation method that flows resource management, and the method comprises:
The stream asset management device receives the stream resource points broadcast message of session management equipment, and this stream resource points broadcast message comprises bandwidth on demand;
This stream asset management device is according to present load amount and the service state of all stream service equipments, select present load amount minimum and service state to flow normally service equipment, the present load amount of this stream service equipment is the bandwidth on demand sum that the load capacity that reports stream service equipment the last time and the interior all indications of current report cycle are provided by above-mentioned stream service equipment;
Wherein, the stream asset management device often receives a stream resource points broadcast message, for this message, selects the stream service equipment.So, the bandwidth on demand carried in this message is exactly the bandwidth on demand that indication is provided by this stream service equipment.
This stream asset management device flows the load capacity of service equipment normally according to the renewal present load amount minimum of the bandwidth on demand in above-mentioned stream resource points broadcast message and service state, and return to the stream resource allocation result to above-mentioned session management equipment, this stream resource allocation result comprises that present load amount minimum and service state flow the address information of service equipment normally.
Said method is according to bandwidth on demand sum that in the stream load capacity that reports of service equipment the last time and current report cycle, all indications are provided by described stream service equipment, select load capacity minimum and service state to flow normally service equipment, and the load capacity just do not reported according to stream service equipment the last time.Real time record is carried out in the load that namely flowing asset management device convection current service equipment increases, and the load capacity of record is the real load capacity of stream service equipment, thus the real equilibrium that realizes load.
In the stream resource management system, the stream service equipment also can periodically report loading condition information, and so, the method that the embodiment of the present invention provides can also comprise;
Above-mentioned stream asset management device receives the loading condition information that the stream service equipment periodically sends, and loading condition information comprises load capacity or means the abnormal sign of service state;
If the loading condition information that above-mentioned stream service equipment sends comprises load capacity, above-mentioned stream asset management device determines that above-mentioned stream service equipment service state is normal, and upgrades the load capacity of this stream service equipment;
If the loading condition information that this stream service equipment sends comprises the sign that service state is abnormal, above-mentioned stream asset management device determines that this stream service equipment service state is abnormal.
In prior art, the stream service equipment periodically reports loading condition information and heartbeat to report request respectively, and the inventor finds in realizing process of the present invention, and the loading condition information that the stream service equipment reports also can reflect the service state of this stream resource apparatus.Concrete, if this loading condition information is carried load capacity, mean that so this stream service equipment service state is normal, if this loading condition information is carried the sign that service state is abnormal, mean that so this stream service equipment service state is abnormal.Therefore, do not need to report heartbeat request, only need to report loading condition information, thereby reach the purpose of saving resource.
On the basis of above-mentioned any embodiment, preferably, above-mentioned stream asset management device upgrades the load capacity of above-mentioned load capacity minimum and the normal stream service equipment of service state according to the bandwidth on demand in above-mentioned stream resource points broadcast message, and, before returning to the stream resource allocation result to above-mentioned session management equipment, above-mentioned stream asset management device can also judge that this current load capacity minimum and service state flow the ultimate load whether bandwidth on demand sum in the present load amount of service equipment and above-mentioned stream resource points broadcast message is greater than this stream service equipment normally;
If this current load capacity minimum and service state flow the ultimate load that bandwidth on demand sum in the present load amount of service equipment and above-mentioned stream resource points broadcast message is greater than above-mentioned stream service equipment normally, above-mentioned stream asset management device is refused the stream resource points broadcast message that above-mentioned session management equipment sends;
If this current load capacity minimum and service state flow the ultimate load that bandwidth on demand sum in the present load amount of service equipment and above-mentioned stream resource points broadcast message is not more than above-mentioned stream service equipment normally, above-mentioned stream asset management device upgrades above-mentioned present load amount minimum according to the bandwidth on demand in above-mentioned stream resource points broadcast message and service state flows the load capacity of service equipment normally, and returns to the stream resource allocation result to above-mentioned session management equipment.
By the loading condition to current selection least-loaded and the normal stream of service service equipment, with the ultimate load that the stream service management apparatus, service management can bear, compare, the stream service equipment that can guarantee current selection can not transship, thereby has guaranteed the stability of system operation.
Preferably, the preservation of the ultimate load of above-mentioned stream service equipment or update mode can but be not limited only to be:
Above-mentioned stream asset management device receives the ultimate load of this stream service equipment of stream service equipment transmission; Judge whether to preserve the ultimate load of this stream service equipment; If so, upgrade the ultimate load of this stream service equipment of preserving; If not, preserve the ultimate load of this stream service equipment.
The embodiment of the present invention provides a kind of stream asset management device, and this equipment comprises:
Receiving element, for receiving the stream resource points broadcast message of session management equipment, this stream resource points broadcast message comprises bandwidth on demand.
Selected cell, for the present load amount according to all stream service equipments, select present load amount minimum and service state to flow normally service equipment, the present load amount of the above-mentioned stream service equipment bandwidth on demand sum that to be the load capacity that reports stream service equipment the last time provided by above-mentioned stream service equipment with the interior all indications of current report cycle.
Wherein, the stream asset management device often receives a stream resource points broadcast message, for this message, selects the stream service equipment.So, the bandwidth on demand carried in this message is exactly the bandwidth on demand that indication is provided by this stream service equipment.
Updating block, upgrade for the bandwidth on demand according to above-mentioned stream resource points broadcast message the load capacity that above-mentioned present load amount minimum and service state flow service equipment normally.
Transmitting element, for to above-mentioned session management equipment, returning to the stream resource allocation result, this stream resource allocation result comprises that above-mentioned present load amount minimum and service state flow the address information of service equipment normally.
The said equipment is according to bandwidth on demand sum that in the stream load capacity that reports of service equipment the last time and current report cycle, all indications are provided by above-mentioned stream service equipment, select load capacity minimum and service state to flow normally service equipment, and the load capacity just do not reported according to stream service equipment the last time.Real time record is carried out in the load that namely flowing asset management device convection current service equipment increases, and the load capacity of record is the real load capacity of stream service equipment, thus the real equilibrium that realizes load.
In the stream resource management system, the stream service equipment also can periodically report loading condition information, so, and the receiving element of the said equipment, the loading condition information also periodically sent for receiving the stream service equipment; Above-mentioned loading condition information comprises load capacity or means the abnormal sign of service state; The said equipment can also comprise the service state judging unit;
If, when the loading condition information that above-mentioned stream service equipment sends comprises load capacity, above-mentioned service state determining unit is used for, and determines that this stream service equipment service state is normal, above-mentioned updating block also for, upgrade the load capacity of this stream service equipment;
If, when the loading condition information that above-mentioned stream service equipment sends comprises the abnormal sign of service state, this service state determining unit is used for, and determines that this stream service equipment service state is abnormal.
In prior art, the stream service equipment periodically reports loading condition information and heartbeat to report request respectively, and the inventor finds in realizing process of the present invention, and the loading condition information that the stream service equipment reports also can reflect the service state of this stream service equipment.Concrete, if this loading condition information is carried load capacity, mean that so this stream service equipment service state is normal, if this loading condition information is carried the sign that service state is abnormal, mean that so this stream service equipment service state is abnormal.Therefore, do not need to report heartbeat request, only need to report loading condition information, thereby reach the purpose of saving resource.
On the basis of above-mentioned any embodiment, preferably, this equipment can also comprise:
Judging unit, flow the present load amount of service equipment and the ultimate load whether above-mentioned stream resource points broadcast message bandwidth on demand sum is greater than above-mentioned stream service equipment normally for judging above-mentioned present load amount minimum and service state;
Judgement if YES, above-mentioned transmitting element also for, refuse the stream resource points broadcast message that above-mentioned session management equipment sends;
Judgement if NO, above-mentioned updating block is used for, upgrade according to the bandwidth on demand in above-mentioned stream resource points broadcast message the load capacity that above-mentioned present load amount minimum and service state flow service equipment normally, above-mentioned transmitting element is used for, and to above-mentioned session management equipment, returns to the stream resource allocation result.
The said equipment compares with the ultimate load that the stream service management apparatus, service management can bear by the loading condition to current selection least-loaded and the normal stream of service service equipment, the stream service equipment that can guarantee so current selection can not transship, thereby has guaranteed the stability of system.
On the basis of above-mentioned any embodiment, preferably, the receiving element of the said equipment, also for receiving the ultimate load of this stream service equipment that flows the service equipment transmission; The said equipment also comprises the ultimate load maintenance unit, for judging whether to preserve the ultimate load of described stream service equipment; If so, upgrade the ultimate load of the described stream service equipment of preserving; If not, preserve the ultimate load of described stream service equipment.
The embodiment of the present invention provides a kind of stream resource management system, and this system comprises:
Stream asset management device, session management equipment, stream service equipment.
This session management equipment, for send stream resource points broadcast message to the stream asset management device, this stream resource points broadcast message comprises bandwidth on demand.
Above-mentioned stream asset management device, for present load amount and the service state according to all stream service equipments, select present load minimum and service state to flow normally service equipment, the present load amount of the above-mentioned stream service equipment bandwidth on demand sum that to be the load capacity that reports stream service equipment the last time provided by above-mentioned stream service equipment with the interior all indications of current report cycle; Upgrade above-mentioned present load amount minimum and service state flows the load capacity of service equipment normally according to the bandwidth on demand in above-mentioned stream resource points broadcast message, and return to the stream resource allocation result to above-mentioned session management equipment; This stream resource allocation result comprises that above-mentioned present load amount minimum and service state flow the address information of service equipment normally.
Above-mentioned load capacity minimum and service state flow normally service equipment, send the stream resource for the request according to above-mentioned session management equipment to this session management equipment.
Said system is according to bandwidth on demand sum that in the stream load capacity that reports of service equipment the last time and current report cycle, all indications are provided by above-mentioned stream service equipment, select load capacity minimum and service state to flow normally service equipment, and the load capacity just do not reported according to stream service equipment the last time.Real time record is carried out in the load that namely flowing asset management device convection current service equipment increases, and the load capacity of record is the real load capacity of stream service equipment, thus the real equilibrium that realizes load.
The accompanying drawing explanation
The method schematic diagram that Fig. 1 is the embodiment of the present invention one;
The equipment schematic diagram that Fig. 2 is the embodiment of the present invention two;
The system schematic that Fig. 3 is the embodiment of the present invention three, four.
Embodiment
The embodiment of the present invention has proposed a kind of implementation that flows resource management.In this scheme, the bandwidth on demand sum that in the load capacity that foundation stream service equipment the last time reports and current report cycle, all indications are provided by the stream service equipment, select load capacity minimum and service state to flow normally service equipment, and the load capacity just do not reported according to stream service equipment the last time.Real time record is carried out in the load that namely flowing asset management device convection current service equipment increases, and the load capacity of record is the real load capacity of stream service equipment, thus the real equilibrium that realizes load.
Below in conjunction with accompanying drawing, the technical scheme that the embodiment of the present invention is provided is elaborated.
As shown in Figure 1, the embodiment of the present invention one provides a kind of implementation method that flows resource management, and the method mainly comprises the steps:
Wherein, this stream resource points broadcast message comprises bandwidth on demand etc.
The present load amount of this stream service equipment is the bandwidth on demand sum that in the load capacity that reports this stream service equipment the last time and current report cycle, all indications are provided by this stream service equipment.
Wherein, the stream asset management device often receives a stream resource points broadcast message, for this message, selects the stream service equipment.So, the bandwidth on demand carried in this message is exactly the bandwidth on demand that indication is provided by this stream service equipment.
In the embodiment of the present invention one, upgrade the load capacity of the stream service equipment of selecting according to the bandwidth on demand in above-mentioned stream resource points broadcast message, specifically refer to the load capacity using the load capacity sum of the stream service equipment of this bandwidth on demand and current selection after upgrading.
In the embodiment of the present invention one, the address information of above-mentioned stream service equipment is specifically as follows: IP address and port port information, or IP address information.
Said method is according to bandwidth on demand sum that in the stream load capacity that reports of service equipment the last time and current report cycle, all indications are provided by above-mentioned stream service equipment, select load capacity minimum and service state to flow normally service equipment, and the load capacity just do not reported according to stream service equipment the last time.Real time record is carried out in the load that namely flowing asset management device convection current service equipment increases, and the load capacity of record is the real load capacity of stream service equipment, thus the real equilibrium that realizes load.
Preferably, before carrying out above-mentioned steps 103, the stream asset management device can also judge that present load amount minimum and service state flow the ultimate load whether bandwidth on demand sum in the present load amount of service equipment and above-mentioned stream resource points broadcast message is greater than this stream service equipment normally;
Be greater than if above-mentioned present load amount minimum and service state flow bandwidth on demand sum in the present load amount of service equipment and above-mentioned stream resource points broadcast message normally the ultimate load that this stream service equipment sends this stream service equipment, above-mentioned stream asset management device is refused the stream resource points broadcast message that above-mentioned session management equipment sends.Wherein, the stream resource points broadcast message of refusing above-mentioned session management equipment transmission can be to send the refusal request message to session management equipment, can be also not send any message.
If above-mentioned present load amount minimum and service state flow the ultimate load that bandwidth on demand sum in the present load amount of service equipment and above-mentioned stream resource points broadcast message is not more than above-mentioned stream service equipment normally, perform step 103.
Above-mentioned implementation compares with the ultimate load that the stream service management apparatus, service management can bear the loading condition of current selection least-loaded and the normal stream of service service equipment, the stream service equipment that can determine so current selection can not transship, thereby has guaranteed the stability of system operation.
The ultimate load stream service equipment of stream service equipment reports.The preservation of the ultimate load of convection current service equipment and the implementation of renewal can but be not limited only to be:
Above-mentioned stream asset management device receives the ultimate load of this stream service equipment of stream service equipment transmission; Judge whether to preserve the ultimate load of this stream service equipment; If so, upgrade the ultimate load of this stream service equipment of preserving; If not, preserve the ultimate load of this stream service equipment.
Wherein, this stream service equipment can be in start, restart or hardware reports the ultimate load of this stream service equipment while changing.Above-mentioned stream service equipment can also report according to the request of stream asset management device the ultimate load of this stream service equipment.Above-mentioned stream service equipment also can periodically report the ultimate load of this stream service equipment.If this stream service equipment periodically reports the ultimate load of this stream service equipment, for saving resource, ultimate load and the loading condition information periodically reported can be reported simultaneously.
In the stream resource management system, the stream service equipment also can periodically report loading condition information, so, the above-mentioned any implementation based on embodiment mono-, the embodiment of the present invention one can also comprise:
The stream asset management device receives the loading condition information that the stream service equipment periodically sends, and this loading condition information comprises load capacity or means the abnormal sign of service state;
Suppose that it is T that the stream service equipment reports the cycle of loading condition information.So, current report cycle refers to, reports loading condition information from the last time, to the time period T reported between loading condition information next time.
If the loading condition information that above-mentioned stream service equipment sends comprises load capacity, above-mentioned stream asset management device determines that above-mentioned stream service equipment service state is normal, and upgrade the load capacity of above-mentioned stream service equipment, if the loading condition information that above-mentioned stream service equipment sends comprises the sign that service state is abnormal, above-mentioned stream asset management device determines that above-mentioned stream service equipment service state is abnormal.
Wherein, according to the load capacity that reports of stream service equipment, upgrade the load capacity of this stream service equipment, specifically refer to, the load capacity of the load capacity that this stream service equipment is reported after this stream service equipment renewal.
In prior art, the stream service equipment periodically reports loading condition information and heartbeat to report request respectively, and the inventor finds in realizing process of the present invention, and the loading condition information that the stream service equipment reports also can reflect the service state of this stream resource apparatus.Concrete, if this loading condition information is carried load capacity, mean that so this stream service equipment service state is normal, if this loading condition information is carried the sign that service state is abnormal, mean that so this stream service equipment service state is abnormal.Therefore, do not need to report heartbeat request, only need to report loading condition information, thereby reach the purpose of saving resource.
The inventive concept that method based on embodiment mono-is same, the embodiment of the present invention two provides a kind of stream asset management device, and as shown in Figure 2, this equipment comprises:
Receiving element 201, for receiving the stream resource points broadcast message of session management equipment, above-mentioned stream resource points broadcast message comprises bandwidth on demand etc.
Selected cell 202, for the present load amount according to all stream service equipments, select present load amount minimum and service state to flow normally service equipment, the present load amount of the above-mentioned stream service equipment bandwidth on demand sum that to be the load capacity that reports stream service equipment the last time provided by above-mentioned stream service equipment with the interior all indications of current report cycle.
Wherein, the stream asset management device often receives a stream resource points broadcast message, for this message, selects the stream service equipment.So, the bandwidth on demand carried in this message is exactly the bandwidth on demand that indication is provided by this stream service equipment.
Updating block 203, upgrade for the bandwidth on demand according to above-mentioned stream resource points broadcast message the load capacity that above-mentioned present load amount minimum and service state flow service equipment normally.
Transmitting element 204, for to above-mentioned session management equipment, returning to the stream resource allocation result, this stream resource allocation result comprises that above-mentioned present load amount minimum and service state flow the address information of service equipment normally.
The said equipment is according to bandwidth on demand sum that in the stream load capacity that reports of service equipment the last time and current report cycle, all indications are provided by above-mentioned stream service equipment, select load capacity minimum and service state to flow normally service equipment, and the load capacity just do not reported according to stream service equipment the last time.Real time record is carried out in the load that namely flowing asset management device convection current service equipment increases, and the load capacity of record is the real load capacity of stream service equipment, thus the real equilibrium that realizes load.
In the stream resource management system, the stream service equipment also can periodically report loading condition information, and so, the said equipment can also comprise the service state determining unit.
Above-mentioned receiving element 201, the loading condition information also periodically sent for receiving the stream service equipment, this loading condition information comprises load capacity or means the abnormal sign of service state.
If the loading condition information that above-mentioned stream service equipment sends comprises load capacity, above-mentioned service state determining unit is used for, and determines that above-mentioned stream service equipment service state is normal, above-mentioned updating block 203 also for, upgrade the load capacity of above-mentioned stream service equipment;
If the service status information that above-mentioned stream service equipment sends comprises the sign that service state is abnormal, above-mentioned service state determining unit is used for, and determines that above-mentioned stream service equipment service state is abnormal.
In prior art, the stream service equipment periodically reports loading condition information and heartbeat to report request respectively, and the inventor finds in realizing process of the present invention, and the loading condition information that the stream service equipment reports also can reflect the service state of this stream service equipment.Concrete, if this loading condition information is carried load capacity, mean that so this stream service equipment service state is normal, carry as this loading condition information the sign that service state is abnormal, mean that so this stream service equipment service state is abnormal.Therefore, do not need to report heartbeat request, only need to report loading condition information, thereby reach the purpose of saving resource.
On the basis of above-described embodiment two any one implementations, preferably, the said equipment can also comprise:
Judging unit, flow the present load amount of service equipment and the ultimate load whether above-mentioned stream resource points broadcast message bandwidth on demand sum is greater than above-mentioned stream service equipment normally for judging above-mentioned present load amount minimum and service state;
Judgement if YES, above-mentioned transmitting element 204 also for, refuse the stream resource points broadcast message that above-mentioned session management equipment sends;
Judgement if NO, above-mentioned updating block 203 for, upgrade according to the bandwidth on demand in above-mentioned stream resource points broadcast message the load capacity that above-mentioned present load amount minimum and service state flow service equipment normally, above-mentioned transmitting element is used for, and to above-mentioned session management equipment, returns to the stream resource allocation result.
The said equipment compares with the ultimate load that the stream service management apparatus, service management can bear the loading condition of current selection least-loaded and the normal stream of service service equipment, the stream service equipment that can guarantee so current selection can not transship, thereby has guaranteed the stability of system operation.
On the basis of any implementation of above-described embodiment two, preferably, the receiving element of the said equipment, also for receiving the ultimate load of this stream service equipment that the stream service equipment sends; The said equipment can also comprise the ultimate load maintenance unit, for judging whether to preserve the ultimate load of described stream service equipment; If so, upgrade the ultimate load of the described stream service equipment of preserving; If not, preserve the ultimate load of described stream service equipment.
Inventive concept based on same with embodiment mono-method, the embodiment of the present invention three provides a kind of stream resource management system, and as shown in Figure 3, this system comprises:
Stream asset management device 301, session management equipment 302, stream service equipment 303a, 303b, 303c;
It should be pointed out that Fig. 3 is only a kind of example, the quantity of not convection current service equipment is limited.
Above-mentioned session management equipment 302, for send stream resource points broadcast message to the stream asset management device, above-mentioned stream resource points broadcast message comprises bandwidth on demand.
Above-mentioned stream asset management device 301, for present load amount and the service state according to all stream service equipments, select present load minimum and service state to flow normally service equipment, the present load amount of the above-mentioned stream service equipment bandwidth on demand sum that to be the load capacity that reports above-mentioned stream service equipment the last time provided by above-mentioned stream service equipment with the interior all indications of current report cycle; Upgrade above-mentioned present load amount minimum and service state flows the load capacity of service equipment normally according to the bandwidth on demand in above-mentioned stream resource points broadcast message, and return to the stream resource allocation result to above-mentioned session management equipment; This stream resource allocation result comprises that above-mentioned present load amount minimum and service state flow the address information of service equipment normally.
Above-mentioned load capacity minimum and service state flow normally service equipment, send the stream resource for the request according to described session management equipment to above-mentioned session management equipment.
Said system compares with the ultimate load that the stream service management apparatus, service management can bear the loading condition of current selection least-loaded and the normal stream of service service equipment, the stream service equipment that can guarantee so current selection can not transship, thereby has guaranteed the stability of system operation.
Below in conjunction with concrete application scenarios, the technical scheme that the embodiment of the present invention is provided is elaborated.
Embodiment tetra-:
As shown in Figure 3, the stream resource management system includes stream asset management device 301, session management equipment 303 and stream service equipment 303a, 303b and 303c.
The realization of stream resource management can be divided into and reports the process that manages maintenance and the process of carrying out the resource distribution according to the request of session management equipment according to the stream service equipment.
Wherein, according to stream service equipment report the process that manages maintenance specific as follows:
The every flow service equipment periodically reports loading condition information to the stream asset management device.Loading condition information comprises load capacity information and stream service equipment state.The message format that sends loading condition is as shown in table 1, NEload means to flow the service load situation, be load capacity information, wherein load capacity information is certain numeric representation utilized between 0-100, and 0-100 means that load capacity accounts for the percentage of stream service equipment ultimate load; The present load amount of the load capacity information updating that following basis reports is the result of calculating according to the ultimate load of stream service equipment.NEStatus means the streaming server equipment state, wherein, in_service means that service is normal, and it is abnormal that out_of_service and ioslation mean to flow now the service equipment service state, and above-mentioned two parameters are the above-mentioned abnormal sign of expression stream service state.
Table 1
| Item | Connotation |
| Version | Protocol version |
| NEID | The streaming server sign |
| NEStatus | Streaming server equipment state " in_service ", " out_of_service ", " isolation " |
| NELoad | The streaming server loading condition |
| MediaPort | The media port object |
| IPVersion | IP address class type " IPV4 ", " IPV6 " |
| IPAddr | The IP address, send the setup request for SM to SS |
| Port | Port numbers, send the setup request for SM to SS |
| ServerAttr | The media port attribute |
| Status | Media port state " in_service ", " out_of_service ", " isolation " |
| MaxInBW | Media port enters total amount of bandwidth |
| MaxOutBW | Media port goes out total amount of bandwidth |
| UsedInBW | Media port is used into total amount of bandwidth |
| UsedOutBW | Media port is used out total amount of bandwidth |
| InBWOverloadIndication | Media port enters the overload indication |
| InBWOverloadIndication | Media port enters the overload indication |
| CapabilitySet | The agreement [HTTP|RTSP] that media port is supported |
The loading condition information that stream asset management device 301 reports according to each stream service equipment, whether the service state of judgement stream service equipment is normal.
Concrete, if the loading condition information that the stream service equipment sends comprises load capacity, the stream asset management device can not need to check stream service equipment state, determines that above-mentioned stream service equipment service state is normal; If the loading condition information that the stream service equipment sends comprises the sign that service state is abnormal, stream asset management device 301 determines that above-mentioned stream service equipment service state is abnormal.For example, if stream service equipment 303a present load amount is 50M, mean that so stream service equipment 303a service state is normal; The current service state of stream service equipment 303b is out_of_service, means stream service equipment 303b current service abnormal state.
In addition, if the loading condition information that the stream service equipment sends comprises load capacity, the stream asset management device also upgrades the load capacity of this stream service equipment according to this load capacity.
For example, the loading condition information that stream service equipment 303a reports at report cycle Tn comprises load capacity (300M), flow the load capacity that asset management device 301 will flow service equipment 303a and be updated to 300M, and the service state of judgement stream service equipment 303a is normal.The loading condition information that stream service equipment 303a reports at report cycle Tn+1 comprises out_of_service, the service state that flows asset management device 301 this stream service equipment of judgement 303a is abnormal, and the service state of this stream service equipment 303a is updated to abnormality.
In the stream asset management device, the homogeneous turbulence service equipment is not distinguished with address information.The associated preservation of address information, load capacity and service status information of stream service equipment.
When stream asset management device 301 is session management devices allocation resource at every turn, upgrade the load capacity of this stream service equipment according to the bandwidth on demand that is assigned to certain stream service equipment.For example, when certain is session management devices allocation resource, corresponding bandwidth on demand is 50M, and this bandwidth on demand is assigned to stream service equipment 303b.So, the load capacity of upgrading stream service equipment 303b according to this bandwidth on demand refers to, the load capacity after upgrading using stream service equipment 303b present load amount and this bandwidth on demand 50M sum.
Optionally, can also safeguard the ultimate load of stream service equipment.So, above-mentioned stream asset management device 301 receives the ultimate load of this stream service equipment that the stream service equipments send; Judge whether to preserve the ultimate load of this stream service equipment; If so, upgrade the ultimate load of this stream service equipment of preserving; If not, preserve the ultimate load of this stream service equipment.For example, stream service equipment 303a, the 303b that stream asset management device 301 is preserved and the ultimate load of 303c are respectively 500M, 400M and 350M.
The process of carrying out the resource distribution according to the request of session management equipment specifically describes as follows:
When session management equipment is arranged to stream asset management device application stream resource points broadcast message, the stream asset management device flows service equipment according to the present load amount of all stream service equipments normally with service condition selecting present load amount minimum and service state.The present load amount bandwidth on demand sum that can be the stream load capacity that reports of service equipment the last time be provided by above-mentioned stream service equipment with the interior all indications of current report cycle.For example, the current service state of stream service equipment 303a is abnormal, and the current service state of stream service equipment 303b and 303c is normal.The load capacity that stream service equipment 303b the last time reports is 300M, and the bandwidth on demand be assigned in current report cycle is 50M, and the load capacity that stream service equipment 303c the last time reports is 240M, and the bandwidth on demand be assigned in current report cycle is 120M.So, the current load capacity of stream service equipment 303b is 350M, is less than the present load amount of stream service equipment 303c, therefore selects stream service equipment 303b.The present load amount can be also the load capacity reported stream service equipment the last time.For example, the current service state of stream service equipment 303a is abnormal, and the current service state of stream service equipment 303b and 303c is normal.The load capacity that stream service equipment 303b the last time reports is 300M, and the load capacity that stream service equipment 303c the last time reports is 240M.So, the current load capacity of stream service equipment 303c is 240M, is less than the present load amount of stream service equipment 303b, therefore selects stream service equipment 303c.
Optionally, selecting after load capacity minimum and service state flow service equipment normally, judging that above-mentioned present load amount minimum and service state flow the ultimate load whether bandwidth on demand sum in the present load amount of service equipment and above-mentioned stream resource points broadcast message is greater than above-mentioned stream service equipment normally.
If above-mentioned present load amount minimum and service state flow the ultimate load that bandwidth on demand sum in the present load amount of service equipment and above-mentioned stream resource points broadcast message is greater than above-mentioned stream service equipment, the stream resource points broadcast message that above-mentioned stream asset management device refusal session management equipment sends normally;
If above-mentioned present load amount minimum and service state flow the ultimate load that bandwidth on demand sum in the present load amount of service equipment and above-mentioned stream resource points broadcast message is not more than above-mentioned stream service equipment normally, flow so that asset management device upgrades above-mentioned present load amount minimum according to the bandwidth on demand in above-mentioned stream resource points broadcast message and service state flows the load capacity of service equipment normally, and return to the stream resource allocation result to above-mentioned session management equipment.
For example, present load amount minimum and the normal stream of service service equipment be stream service equipment 303b, and the current load capacity of stream service equipment 303b is 300M, bandwidth on demand in stream resource points broadcast message is 50M, so, (300+50) M is not more than the ultimate load 400M of stream service equipment 303b, so, the load capacity that the stream asset management device will flow service equipment 303b is updated to 350M, and returns to the stream resource allocation result to session management equipment.
If do not transship judgement, so, directly return to the stream resource allocation result, this stream resource allocation result is carried address information.
In enforcement, the corresponding a plurality of stream service equipments of IP address possibility, so, each stream service equipment is distinguished by different ports.In this case, address information comprises IP address and port information; Suppose that the present load amount of selecting is minimum and serve normal stream service equipment is stream service equipment 303b, the address information of the associated stream service equipment 303b preserved is 10.0.64.2 and 200, and what flow that asset management device returns to session management equipment is 10.0.64.2 and 200.Wherein, 10..0.64.2 is the IP address of stream service equipment 303b, 200 port informations for stream service equipment 303b.
An IP address also may corresponding 1 stream service equipment.In this case, address information only includes the IP address.The address information of supposing the associated stream service equipment 303b preserved is 10.0.64.2, and what flow that asset management device returns to session management equipment is 200.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt complete hardware implementation example, implement software example or in conjunction with the form of the embodiment of software and hardware aspect fully.And the present invention can adopt the form that wherein includes the upper computer program of implementing of computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) of computer usable program code one or more.
The present invention describes with reference to flow chart and/or the block diagram of method, equipment (system) and computer program according to the embodiment of the present invention.Should understand can be in computer program instructions realization flow figure and/or block diagram each flow process and/or the flow process in square frame and flow chart and/or block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, make the instruction of carrying out by the processor of computer or other programmable data processing device produce for realizing the device in the function of flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, make the instruction be stored in this computer-readable memory produce the manufacture that comprises command device, this command device is realized the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
These computer program instructions also can be loaded on computer or other programmable data processing device, make and carry out the sequence of operations step to produce computer implemented processing on computer or other programmable devices, thereby the instruction of carrying out on computer or other programmable devices is provided for realizing the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
Although described the preferred embodiments of the present invention, once those skilled in the art obtain the basic creative concept of cicada, can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and modification interior.
Claims (9)
1. an implementation method that flows resource management, is characterized in that, comprising:
The stream asset management device receives the stream resource points broadcast message of session management equipment, and described stream resource points broadcast message comprises bandwidth on demand;
Described stream asset management device is according to present load amount and the service state of all stream service equipments, select present load amount minimum and service state to flow normally service equipment, the present load amount of described stream service equipment be the load capacity that reports described stream service equipment the last time with the interior all indications of current report cycle by described stream service equipment, provided the bandwidth on demand sum;
Described stream asset management device upgrades according to the bandwidth on demand in described stream resource points broadcast message the load capacity that described present load amount minimum and service state flow service equipment normally, and return to the stream resource allocation result to described session management equipment, described stream resource allocation result comprises that described present load amount minimum and service state flow the address information of service equipment normally.
2. the method for claim 1, is characterized in that, also comprises:
Described stream asset management device receives the loading condition information that the stream service equipment periodically sends, and described loading condition information comprises load capacity or means the abnormal sign of service state;
If the loading condition information that described stream service equipment sends comprises load capacity, described stream asset management device determines that described stream service equipment service state is normal, and upgrades the load capacity of described stream service equipment;
If the loading condition information that described stream service equipment sends comprises the sign that service state is abnormal, described stream asset management device determines that described stream service equipment service state is abnormal.
3. method as claimed in claim 1 or 2, it is characterized in that, described stream asset management device upgrades described load capacity minimum according to the bandwidth on demand in described stream resource points broadcast message and service state flows the load capacity of service equipment normally, and, before returning to the stream resource allocation result to described session management equipment, also comprise:
Judge described stream asset management device described present load amount minimum and service state flow the ultimate load whether bandwidth on demand sum in the present load amount of service equipment and described stream resource points broadcast message is greater than described stream service equipment normally;
If described present load amount minimum and service state flow the ultimate load that bandwidth on demand sum in the present load amount of service equipment and described stream resource points broadcast message is greater than described stream service equipment normally, described stream asset management device is refused the stream resource points broadcast message that described session management equipment sends;
Described stream asset management device upgrades according to the bandwidth on demand in described stream resource points broadcast message the load capacity that described present load amount minimum and service state flow service equipment normally, and return to the stream resource allocation result to described session management equipment, specifically comprise: if described present load amount minimum and service state flow the ultimate load that bandwidth on demand sum in the present load amount of service equipment and described stream resource points broadcast message is not more than described stream service equipment normally, described stream asset management device upgrades according to the bandwidth on demand in described stream resource points broadcast message the load capacity that described present load amount minimum and service state flow service equipment normally, and return to the stream resource allocation result to described session management equipment.
4. method as claimed in claim 3, is characterized in that, also comprises:
Described stream asset management device receives the ultimate load of the described stream service equipment of stream service equipment transmission;
Judge whether to preserve the ultimate load of described stream service equipment;
If so, upgrade the ultimate load of the described stream service equipment of preserving;
If not, preserve the ultimate load of described stream service equipment.
5. a stream asset management device, is characterized in that, comprising:
Receiving element, for receiving the stream resource points broadcast message of session management equipment, described stream resource points broadcast message comprises bandwidth on demand;
Selected cell, for the present load amount according to all stream service equipments, select present load amount minimum and service state to flow normally service equipment, the present load amount of the described stream service equipment bandwidth on demand sum that to be the load capacity that reports stream service equipment the last time provided by described stream service equipment with the interior all indications of current report cycle;
Updating block, upgrade for the bandwidth on demand according to described stream resource points broadcast message the load capacity that described present load amount minimum and service state flow service equipment normally;
Transmitting element, for to described session management equipment, returning to the stream resource allocation result, described stream resource allocation result comprises that described present load amount minimum and service state flow the address information of service equipment normally.
6. equipment as claimed in claim 5, is characterized in that, also comprises the service state determining unit:
Described receiving element, the loading condition information also periodically sent for receiving the stream service equipment, described loading condition information comprises load capacity or means the abnormal sign of service state;
If the loading condition information that described stream service equipment sends comprises load capacity, described service state determining unit is used for, and determines that described stream service equipment service state is normal, described updating block also for, upgrade the load capacity of described stream service equipment;
If the loading condition information that described stream service equipment sends comprises the sign that service state is abnormal, described service state determining unit is used for, and determines that described stream service equipment service state is abnormal.
7. equipment as described as claim 5 or 6, is characterized in that, also comprises judging unit:
Described judging unit, flow the present load amount of service equipment and the ultimate load whether described stream resource points broadcast message bandwidth on demand sum is greater than described stream service equipment normally for judging described present load amount minimum and service state;
Judgement if YES, described transmitting element also for, refuse the stream resource points broadcast message that described session management equipment sends;
Judgement if NO, described updating block is used for, upgrade according to the bandwidth on demand in described stream resource points broadcast message the load capacity that described present load amount minimum and service state flow service equipment normally, described transmitting element is used for, and to described session management equipment, returns to the stream resource allocation result.
8. equipment as claimed in claim 7, is characterized in that, also comprises the ultimate load maintenance unit:
Described receiving element, also for receiving the ultimate load of the described stream service equipment that flows the service equipment transmission;
Described ultimate load maintenance unit, for judging whether to preserve the ultimate load of described stream service equipment; If so, upgrade the ultimate load of the described stream service equipment of preserving; If not, preserve the ultimate load of described stream service equipment.
9. a stream resource management system, is characterized in that, comprises stream asset management device, session management equipment, stream service equipment:
Described session management equipment, for send stream resource points broadcast message to the stream asset management device, described stream resource points broadcast message comprises bandwidth on demand;
Described stream asset management device, for present load amount and the service state according to all stream service equipments, select present load minimum and service state to flow normally service equipment, the present load amount of the described stream service equipment bandwidth on demand sum that to be the load capacity that reports described stream service equipment the last time provided by described stream service equipment with the interior all indications of current report cycle; Upgrade according to the bandwidth on demand in described stream resource points broadcast message the load capacity that described present load amount minimum and service state flow service equipment normally; And return to the stream resource allocation result to session management equipment, described stream resource allocation result comprises that described present load amount minimum and service state flow the address information of service equipment normally;
Described load capacity minimum and service state flow service equipment normally, for the request according to described session management equipment, to described session management equipment, send the stream resource.
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| CN2013103569452A CN103442258A (en) | 2013-08-15 | 2013-08-15 | Method, device and system for achieving flow resource management |
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| CN2013103569452A CN103442258A (en) | 2013-08-15 | 2013-08-15 | Method, device and system for achieving flow resource management |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105094982A (en) * | 2014-09-23 | 2015-11-25 | 航天恒星科技有限公司 | Multi-satellite remote sensing data processing system |
| CN105721304A (en) * | 2016-04-05 | 2016-06-29 | 网宿科技股份有限公司 | Adaptive routing adjustment method and system and service device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101365103A (en) * | 2007-08-06 | 2009-02-11 | 中国科学院声学研究所 | Interactive service management method for cable television network |
| CN102547408A (en) * | 2012-01-17 | 2012-07-04 | 深圳市同洲视讯传媒有限公司 | Method and system for playing request programs and session manager |
| CN102638377A (en) * | 2011-02-11 | 2012-08-15 | 中兴通讯股份有限公司 | Link keep-alive method and system in active monitoring system |
-
2013
- 2013-08-15 CN CN2013103569452A patent/CN103442258A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101365103A (en) * | 2007-08-06 | 2009-02-11 | 中国科学院声学研究所 | Interactive service management method for cable television network |
| CN102638377A (en) * | 2011-02-11 | 2012-08-15 | 中兴通讯股份有限公司 | Link keep-alive method and system in active monitoring system |
| CN102547408A (en) * | 2012-01-17 | 2012-07-04 | 深圳市同洲视讯传媒有限公司 | Method and system for playing request programs and session manager |
Non-Patent Citations (1)
| Title |
|---|
| 周倩: "基于DSM-CC的广电网络VOD资源会话管理系统", 《信息科技辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105094982A (en) * | 2014-09-23 | 2015-11-25 | 航天恒星科技有限公司 | Multi-satellite remote sensing data processing system |
| CN105721304A (en) * | 2016-04-05 | 2016-06-29 | 网宿科技股份有限公司 | Adaptive routing adjustment method and system and service device |
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