CN105338027B - Carry out the method, system and device of video data cloud storage - Google Patents
Carry out the method, system and device of video data cloud storage Download PDFInfo
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- CN105338027B CN105338027B CN201410369091.6A CN201410369091A CN105338027B CN 105338027 B CN105338027 B CN 105338027B CN 201410369091 A CN201410369091 A CN 201410369091A CN 105338027 B CN105338027 B CN 105338027B
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Abstract
The invention discloses the method, system and device for carrying out video data cloud storage, wherein this method comprises: receiving the storage request identified comprising gap marker and period resource pool from requesting client；Period resource pool corresponding with the period resource pool mark is searched, period 1 resource pool is expressed as；It determines and meets idle desired storage server, be expressed as the first storage server；The description information that the data block stored in the first storage server for data is obtained from idling-resource pond, is expressed as the first description information；The mark of first storage server and the first description information are fed back into requesting client to carry out data storage in respective data blocks, and recording channel identifies in period 1 resource pool, records storage time corresponding with gap marker, the mark of the first storage server and the first description information in the database.The present invention program is participated in without artificial, and can accurately reflect time schedule of the storing data relative to the storage period.
Description
Technical field
The present invention relates to video data memory technologies, more particularly to carry out method, system and the dress of video data cloud storage
It sets.
Background technique
After acquiring video data, need to store to cloud.Cloud provides multiple storage servers, and by the storage in cloud
Resource pool carries out the logical partitioning of storage resource to storage server, and memory resource pool is not associated to using the concept of virtualization
Specific storage equipment, that is, the actual storage without video data.
In video data cloud storage, it is also desirable to, the video data from different channels is distinguished according to its demand
Carry out periodical storage；It is to be illustrated for 7 days to store the period, needs only to store the video data of respective channel nearest 7 days
Data, the data before 7 days delete in real time, to guarantee that the memory capacity in cloud will not be collapsed because without limitation storage due to.
Currently, carrying out in the scheme of video data cloud storage, needed after user determines the storage period for a certain channel
Work management personnel calculate meet the storage period needed for capacity pool size, create the capacity pool of a fixed size, should
Capacity pool corresponds to certain freed data blocks in storage server；Then, according to the elder generation of Video data time inside capacity pool
The storage of video data is carried out afterwards.
Existing scheme is estimated to store the size of video data in the period by the way of calculating fixed capacity pond, and uses
The size of estimation creates capacity pool, carries out data storage.The program needs artificial participation to determine capacity pool size, not clever enough
It is living, also, its accuracy is lower, and the capacity in fixed capacity pond is the size estimated, cannot reflect true storing data
Time schedule relative to the storage period.
Summary of the invention
The present invention provides a kind of method for carrying out video data cloud storage, this method is participated in without artificial, and can be quasi-
Really reflect time schedule of the storing data relative to the storage period.
The present invention provides a kind of system for carrying out video data cloud storage, which participates in without artificial, and can be quasi-
Really reflect time schedule of the storing data relative to the storage period.
The present invention provides a kind of device for carrying out video data cloud storage, which participates in without artificial, and can be quasi-
Really reflect time schedule of the storing data relative to the storage period.
A method of video data cloud storage is carried out, divides period resource from memory resource pool according to the storage period
Pond, each period resource pool corresponding storage period；This method comprises:
Receive the storage request identified comprising gap marker and period resource pool from requesting client；
Period resource pool corresponding with the period resource pool mark is searched, period 1 resource pool is expressed as；It determines full
The idle desired storage server of foot, is expressed as the first storage server；It is obtained in the first storage server from idling-resource pond
The description information of data block for data storage, is expressed as the first description information；
By the mark of the first storage server and the first description information feed back to requesting client with respective data blocks into
The storage of row data, and recording channel identifies in period 1 resource pool, records deposit corresponding with gap marker in the database
The mark and the first description information of time, the first storage server are stored up, it is in idling-resource pond that the first description information is corresponding
Data block status is revised as having used.
A kind of system carrying out video data cloud storage, the system include requesting client, cloud storage device and storage clothes
Business device；
The requesting client sends the storage identified comprising gap marker and period resource pool to the cloud storage device
Request, and the mark and the first description information of the first storage server of the cloud storage device feedback are received, by video data
It stores into the first storage server in the corresponding data block of the first description information；
The cloud storage device divides period resource pool, each period resource according to the storage period from memory resource pool
Pond corresponds to a storage period；The storage request is received, period resource pool corresponding with the period resource pool mark is searched,
It is expressed as period 1 resource pool；It determines and meets idle desired storage server, be expressed as the first storage server；From the free time
Resource pool obtains the description information in the first storage server for the data block of data storage, is expressed as the first description information；
The mark of first storage server and the first description information are fed back to requesting client to deposit to carry out data in respective data blocks
Storage, and recording channel identifies in period 1 resource pool records corresponding with gap marker storage time, the in the database
The mark of one storage server and the first description information, by the corresponding data block status of the first description information in idling-resource pond
It is revised as having used；
The storage server provides data storage for the requesting client.
A kind of device carrying out video data cloud storage, which includes resource pool division module, resource pool management module
And database；
The resource pool division module divides period resource pool, each period according to the storage period from memory resource pool
Resource pool corresponds to a storage period；
The resource pool management module, receiving from requesting client includes that gap marker and period resource pool identify
Storage request, searches period resource pool corresponding with the period resource pool mark, is expressed as period 1 resource pool；It determines full
The idle desired storage server of foot, is expressed as the first storage server；It is obtained in the first storage server from idling-resource pond
The description information of data block for data storage, is expressed as the first description information；By the mark of the first storage server and
One description information feeds back to requesting client to carry out data storage in respective data blocks, and records in period 1 resource pool
Gap marker records storage time corresponding with gap marker in the database, the mark of the first storage server and first is retouched
Information is stated, is revised as having used by the corresponding data block status of the first description information in idling-resource pond.
From above scheme as can be seen that in the present invention, period resource pool is divided from memory resource pool according to the storage period,
Each period resource pool corresponding storage period；This method comprises: receive from requesting client comprising gap marker and
The storage request of period resource pool mark；Period resource pool corresponding with the period resource pool mark is searched, is expressed as first
Period resource pool；It determines and meets idle desired storage server, be expressed as the first storage server；It is obtained from idling-resource pond
Description information in first storage server for the data block of data storage, is expressed as the first description information；By the first storage
The mark of server and the first description information feed back to requesting client to carry out data storage in respective data blocks, and first
Recording channel identifies in period resource pool, and updates respective record in database and idling-resource pond, for subsequent use.It adopts
With the present invention program, participated in without artificial, after knowing gap marker and the period resource pool mark from requesting client,
Just recording channel identifies in period resource pool automatically, and records the storage that each channel carries out data storage every time in the database
The relevant informations such as time can accurately be known and store in this way, combining the storage time recorded in storage period and database
Time schedule of the data relative to the storage period.
Detailed description of the invention
Fig. 1 is the method schematic flow chart that the present invention carries out video data cloud storage；
Fig. 2 is the system structure diagram that the present invention carries out video data cloud storage.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is further described.
Existing scheme carries out data storage by the way of the capacity pool for artificially calculating fixed size, inflexible, and quasi-
True property is lower, can not reflect time schedule of the true storing data relative to the storage period.For the situation, the present invention from
Period resource pool is divided in memory resource pool, in each period resource pool corresponding storage period, is being received from client
After storage request, recording channel is identified in period resource pool automatically, and records each channel in the database and carry out data every time
The relevant informations such as the storage time of storage, in this way, the storage time recorded in storage period and database is combined, it can be accurate
Know time schedule of the storing data relative to the storage period.
Referring to Fig. 1, the method schematic flow chart of video data cloud storage is carried out for the present invention, this method is according to storage week
Phase divides period resource pool, each period resource pool corresponding storage period from memory resource pool.The process of Fig. 1 include with
Lower step:
Step 101, the storage request identified comprising gap marker and period resource pool from requesting client is received.
When needing to carry out data storage, data acquisition equipment sends storage request to cloud by requesting client.Each
Gap marker corresponds to a data acquisition equipment, and data acquisition equipment is arrived the video data transmission of acquisition by requesting client
The storage server in cloud is stored.When specifically realizing, period resource pool mark can be from the web interface institute of cloud offer
It is chosen in the information of announcement.
Step 102, period resource pool corresponding with the period resource pool mark is searched, period 1 resource is expressed as
Pond；It determines and meets idle desired storage server, be expressed as the first storage server；The first storage is obtained from idling-resource pond
Description information in server for the data block of data storage, is expressed as the first description information.
The storage resource of storage server is commonly divided into multiple data blocks.
It normally, also include idling-resource pond in memory resource pool；The present invention has recorded cloud institute in idling-resource pond
There is the description information of data block in storage server, the particular content of the description information can be set as needed, for example including
The initial address of respective data blocks and end address can also include the mark etc. of respective data blocks.In this step, provided from the free time
The description information in the first storage server for the data block of data storage is chosen in the pond of source, specifically, in idling-resource pond
The description information for also corresponding to each data block has recorded data block status, therefrom selects data block status for not used data block；
For once storing request, generally, the data block capacity provided can be a data block capacity integral multiple, for example, 4
Million or 8,000,000 etc., a data block capacity is 4,000,000 here.
Determine that various ways realization can be used in the storage server for meeting idling-resource requirement described in this step, such as can be with
One is selected from the storage server with enough idle capacities.It is also possible that selection has the storage clothes of maximum idle capacity
Business device, it is specifically described below comprising:
According to from each storage server it is current report information, calculated: being mentioned from current reporting in information as follows
The resource numerical value in storage server is taken, by resource numerical value multiplied by respective weight, respectively obtains multiplying for corresponding each resource numerical value
Product, obtained each product is summed, summing value is obtained；
The maximum storage server of summing value is selected, is determined as meeting the storage server of idling-resource requirement.
The resource information of storage server real-time report is obtained, wherein including resource numerical value；The resource numerical value, such as wrap
At least one of in free quantity containing CPU, memory free quantity, input and output (IO) performance, Internet resources free quantity etc..In order into one
Step optimization, can also judge each resource numerical value when selecting storage server, if being all not above the pole of setting
Otherwise limit value is abandoning the storage server to resource numerical value progress multiplied by weight and summation operation.
Step 103, the mark of the first storage server and the first description information are fed back into requesting client corresponding
Data block carries out data storage.
After requesting client receives the mark and the first description information of the first storage server, by corresponding video data transmitting
It is sent in respective stored server and is stored in respective data blocks.
The mark of first storage server can be specially number, address etc., be addressed to corresponding storage according to the mark
Server.
Step 104, recording channel identifies in period 1 resource pool, records in the database corresponding with gap marker
Storage time, the mark of the first storage server and the first description information, it is in idling-resource pond that the first description information is corresponding
Data block status be revised as having used.
The relatively record, including storage time, the first storage service in detail about each storage request is saved in database
The mark of device and the first description information.The storage time that is to say the acquisition time of video data.
The scheme that video cloud storage is carried out using the present invention is participated in without artificial, logical from requesting client knowing
After road mark and period resource pool mark, just recording channel is identified in period resource pool automatically, and records in the database
Each channel carries out the relevant informations such as the storage time of data storage every time, records in storage period and database in this way, combining
Storage time, can accurately know the time schedule of storing data relative to the storage period.
In the existing scheme for carrying out video data cloud storage, work is needed after user determines the storage period for a certain channel
Capacity pool size needed for meeting the storage period is calculated as administrative staff, creates the capacity pool of a fixed size, the appearance
Amount pond corresponds to certain freed data blocks in storage server；Then, successive according to the Video data time inside capacity pool
Stored, when the space of capacity pool after use, cover the video data that stores at first.Using existing scheme, data are carried out
When covering, the storage period of client setting is not necessarily just reached, may just carry out data cover in the insufficient storage period,
It is unable to satisfy demand；May also capacity pool storage video data substantially exceeded storage the period but still do not carry out data cover,
This results in waste of resources again, can not achieve maximum resource utilization.
And in the present invention, in conjunction with the storage time recorded in the gap marker and database recorded in period resource pool,
It can carry out accurately storing cycle monitoring, when specific implementation, periodically database and period resource pool can be monitored, example
If monitoring in each 1 hour is primary, following specific implementation is can be used in monitoring scheme:
When monitoring period reaches, the corresponding storage duration of each gap marker in database is calculated；
And each gap marker corresponding storage period is obtained based on the record of period resource pool；
Judge whether calculated storage duration is greater than the storage period of acquisition, if it is, determining respective channel mark
Corresponding storage duration is more than the storage period obtained, and respective channel mark is expressed as dedicated tunnel mark.
The calculation method of the storage duration are as follows: initial time is subtracted with the end time that data store, when obtaining storage
It is long.Each gap marker for having carried out data storage is had recorded in period resource pool, based on the record of period resource pool, can be determined
Certain gap marker corresponding storage period.
Monitoring dedicated tunnel in database and identifying corresponding storage duration is more than the storage period, in order to keep storage resource sharp
With maximization, further the video data in the data block of time-out storage can be recycled, specifically:
Monitoring dedicated tunnel in database and identifying corresponding storage duration is more than the storage period, is recorded into database
Respective stored server sends recovery command to carry out data deletion, and respective stored server table is shown as the second storage service
The description information for executing the data block of delete operation is expressed as recycling description information by device；
According to recycling description information, database is updated: deleting the corresponding record of recycling description information in database；
And idling-resource pond is updated: the corresponding data block status of description information will be recycled in the second storage server and be updated to not
It uses.
In the present invention, by the description information of reported data block when each storage server is initialized, cloud storage device is obtained
It fetches from after the description information of each storage server freed data blocks, is recorded in idling-resource pond, for subsequent use.
In the present invention program, also freed data blocks capacity in idling-resource pond is monitored, when freed data blocks capacity
When less than preset value, alarm signal is sent.After administrative staff obtain alarm signal, it can take and arrange accordingly according to the actual situation
It applies, such as dilatation is carried out to storage resource, add storage server.
Referring to fig. 2, the system structure diagram of video data cloud storage is carried out for the present invention, which includes request client
End, cloud storage device and storage server；Cloud storage device that is to say the device for carrying out video data cloud storage；
The requesting client sends the storage identified comprising gap marker and period resource pool to the cloud storage device
Request, and the mark and the first description information of the first storage server of the cloud storage device feedback are received, by video data
It stores into the first storage server in the corresponding data block of the first description information；
The cloud storage device divides period resource pool, each period resource according to the storage period from memory resource pool
Pond corresponds to a storage period；The storage request is received, period resource pool corresponding with the period resource pool mark is searched,
It is expressed as period 1 resource pool；It determines and meets idle desired storage server, be expressed as the first storage server；From the free time
Resource pool obtains the description information in the first storage server for the data block of data storage, is expressed as the first description information；
The mark of first storage server and the first description information are fed back to requesting client to deposit to carry out data in respective data blocks
Storage, and recording channel identifies in period 1 resource pool records corresponding with gap marker storage time, the in the database
The mark of one storage server and the first description information, by the corresponding data block status of the first description information in idling-resource pond
It is revised as having used；
The storage server provides data storage for the requesting client.
In Fig. 2, it is assumed that resource pool 1- resource pool n-1 is period resource pool, and resource pool n is idling-resource pond；Resource pool
Division module needs to mark off resource pool 1 to resource pool n-1.
When specific implementation, requesting client carries out letter by client-side interface (API) module and cloud storage device being arranged
Breath interaction.Data acquisition equipment, which obtains the storage for carrying out data storage from cloud storage device by client API module, to be believed
Breath, and progress data storage in corresponding storage resource is sent for video data by client API module.
Preferably, the device includes resource pool division module, resource pool management module and database；
The resource pool division module divides period resource pool, each period according to the storage period from memory resource pool
Resource pool corresponds to a storage period；
The resource pool management module receives the storage request, searches week corresponding with the period resource pool mark
Phase resource pool is expressed as period 1 resource pool；It determines and meets idle desired storage server, be expressed as the first storage service
Device；The description information that the data block stored in the first storage server for data is obtained from idling-resource pond, is expressed as first
Description information；By the mark of the first storage server and the first description information feed back to requesting client with respective data blocks into
The storage of row data, and recording channel identifies in period 1 resource pool, records deposit corresponding with gap marker in the database
The mark and the first description information of time, the first storage server are stored up, it is in idling-resource pond that the first description information is corresponding
Data block status is revised as having used.
Preferably, the device further includes monitoring module, monitors dedicated tunnel in database and identify corresponding storage duration
More than the storage period, the respective stored server transmission recovery command recorded into database, will be corresponding to carry out data deletion
Storage server is expressed as the second storage server, and the description information for executing the data block of delete operation is expressed as recycling description
Information；According to recycling description information, database is updated: deleting the corresponding record of recycling description information in database；And
Idling-resource pond is updated: the corresponding data block status of description information will be recycled in the second storage server and be updated to not make
With.
Preferably, the monitoring module, when monitoring period reaches, the corresponding storage of each gap marker in database is calculated
Duration；And each gap marker corresponding storage period is obtained based on the record of period resource pool；Judge calculated storage duration
Whether is greater than the storage period obtained, if it is, determining that respective channel identifies corresponding storage duration is more than the storage obtained
Respective channel mark is expressed as dedicated tunnel mark by the period.
Preferably, the description of the data block reported when the resource pool management module, also acquisition storage server initialization
Information records the description information of data block in each storage server in idling-resource pond；The device further includes alarm module；
The monitoring module is monitored freed data blocks capacity in idling-resource pond, when freed data blocks capacity is small
When preset value, alarm command is sent to alarm module；
The alarm module receives the alarm command from the monitoring module, sends alarm signal.
Preferably, the resource pool management module, according to from each storage server it is current report information, carry out as follows
It calculates: reporting the resource numerical value extracted in storage server in information from current, by resource numerical value multiplied by respective weight, divide
The product for not obtaining corresponding to each resource numerical value, obtained each product is summed, summing value is obtained；Select summing value maximum
Storage server, be determined as meeting the storage server of idling-resource requirement.
Storage resource management module is both provided in storage server end, for managing the money of the storage in storage server
Source, be responsible for the reporting of storage resource in storage server, load report, the management of video data；The module is server end
Storage resource is divided into identical piece of size, and the description information of these data blocks is reported to cloud storage device.
In the present invention, after dividing to memory resource pool, all storage resources are united by resource pool management module
One is managed.In the system for carrying out video cloud storage, the storage of video data is the concept by resource pool come to storage
Resource carries out logical partitioning and management, and each resource pool can configure corresponding attribute according to its purposes when creation.
When creating period resource pool, title, storage strategy, storage period of period resource pool etc. can be set, the week in creation
Phase resource pool does not distribute actual memory space for it.The monitoring module of cloud storage device period resource according to belonging to channel
Pond monitors the video time in each channel, and the channel Video data beyond the storage period can be deleted, and be recycled to the free time
In resource pool.Simultaneously monitoring module can the idling-resource amount to video cloud storage be monitored, when idling-resource amount be less than it is specified
When threshold values, meeting automatic alarm, real-time system for prompting administrator carries out dilatation to video cloud storage.
Using the present invention program, maintenance, management work while the storage resource that can effectively reduce system can be obtained
It utilizes to greatest extent.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.
Claims (11)
1. a kind of method for carrying out video data cloud storage, which is characterized in that according to multiple storage periods from memory resource pool
Divide multiple period resource pools, each period resource pool corresponding storage period；This method comprises:
Receive the storage request identified comprising gap marker and period resource pool from requesting client；
Period resource pool corresponding with the period resource pool mark is searched, period 1 resource pool is expressed as；It determines and meets sky
The storage server that spare time requires, is expressed as the first storage server；It obtains in the first storage server and is used for from idling-resource pond
The description information of the data block of data storage, is expressed as the first description information；
The mark of first storage server and the first description information are fed back into requesting client to count in respective data blocks
According to storage, and in period 1 resource pool, recording channel is identified, when recording storage corresponding with gap marker in the database
Between, the mark of the first storage server and the first description information, by the corresponding data of the first description information in idling-resource pond
Bulk state is revised as having used.
2. the method as described in claim 1, which is characterized in that this method further include:
Monitoring dedicated tunnel in database and identifying corresponding storage duration is more than the storage period, and what is recorded into database is corresponding
Storage server sends recovery command to carry out data deletion, and respective stored server table is shown as the second storage server, will
The description information for executing the data block of delete operation is expressed as recycling description information；
According to recycling description information, database is updated: deleting the corresponding record of recycling description information in database；And it is right
Idling-resource pond is updated: will be recycled the corresponding data block status of description information in the second storage server and is updated to not make
With.
3. method according to claim 2, which is characterized in that described to monitor in database that dedicated tunnel mark is corresponding to deposit
Storing up duration is more than the storage period obtained to include:
When monitoring period reaches, the corresponding storage duration of each gap marker in database is calculated；
And each gap marker corresponding storage period is obtained based on the record of period resource pool；
Judge whether calculated storage duration is greater than the storage period of acquisition, if it is, determining that respective channel mark corresponds to
Storage duration be more than obtain the storage period, by respective channel mark be expressed as dedicated tunnel mark.
4. the method as described in claim 1, which is characterized in that this method further include: obtain on when storage server initializes
The description information of the data block of report records the description information of data block in each storage server in idling-resource pond；
This method further include: freed data blocks capacity in idling-resource pond is monitored, when freed data blocks capacity is less than in advance
If when value, sending alarm signal.
5. method according to any one of claims 1 to 4, which is characterized in that the determination meets idling-resource requirement
Storage server includes:
According to from each storage server it is current report information, calculated as follows: reporting extraction in information to deposit from current
The resource numerical value in server is stored up, by resource numerical value multiplied by respective weight, respectively obtains the product of corresponding each resource numerical value, it will
Obtained each product is summed, and summing value is obtained；
The maximum storage server of summing value is selected, is determined as meeting the storage server of idling-resource requirement.
6. a kind of system for carrying out video data cloud storage, which is characterized in that the system includes requesting client, cloud storage device
And storage server；
The requesting client sends the storage identified comprising gap marker and period resource pool to the cloud storage device and asks
It asks, and receives the mark and the first description information of the first storage server of the cloud storage device feedback, video data is deposited
It stores up into the first storage server in the corresponding data block of the first description information；
The cloud storage device divides multiple period resource pools, each period according to multiple storage periods from memory resource pool
Resource pool corresponds to a storage period；The storage request is received, period money corresponding with the period resource pool mark is searched
Source pond is expressed as period 1 resource pool；It determines and meets idle desired storage server, be expressed as the first storage server；
The description information that the data block stored in the first storage server for data is obtained from idling-resource pond, is expressed as the first description
Information；The mark of first storage server and the first description information are fed back into requesting client to count in respective data blocks
According to storage, and in period 1 resource pool, recording channel is identified, when recording storage corresponding with gap marker in the database
Between, the mark of the first storage server and the first description information, by the corresponding data of the first description information in idling-resource pond
Bulk state is revised as having used；
The storage server provides data storage for the requesting client.
7. a kind of device for carrying out video data cloud storage, which is characterized in that the device includes resource pool division module, resource pool
Management module and database；
The resource pool division module divides multiple period resource pools according to multiple storage periods, each from memory resource pool
Period resource pool corresponds to a storage period；
The resource pool management module receives the storage identified comprising gap marker and period resource pool from requesting client
Request searches period resource pool corresponding with the period resource pool mark, is expressed as period 1 resource pool；It determines and meets sky
The storage server that spare time requires, is expressed as the first storage server；It obtains in the first storage server and is used for from idling-resource pond
The description information of the data block of data storage, is expressed as the first description information；The mark of first storage server and first are retouched
It states information and feeds back to requesting client to carry out data storage, and the recording channel in period 1 resource pool in respective data blocks
Mark records storage time corresponding with gap marker, the mark of the first storage server and the first description letter in the database
Breath, the corresponding data block status of the first description information in idling-resource pond be revised as having used.
8. device as claimed in claim 7, which is characterized in that the device further includes monitoring module, monitors database middle finger
It is more than the storage period that routing, which identifies corresponding storage duration, and the respective stored server recorded into database sends recycling and refers to
It enables to carry out data deletion, respective stored server table is shown as the second storage server, the data block of delete operation will be executed
Description information be expressed as recycling description information；According to recycling description information, database is updated: deleting in database and returns
Receive the corresponding record of description information；And idling-resource pond is updated: description information pair will be recycled in the second storage server
The data block status answered is updated to be not used.
9. device as claimed in claim 8, which is characterized in that the monitoring module calculates data when monitoring period reaches
The corresponding storage duration of each gap marker in library；And each gap marker corresponding storage week is obtained based on the record of period resource pool
Phase；Judge whether calculated storage duration is greater than the storage period of acquisition, if it is, determining that respective channel mark is corresponding
Storing duration is more than the storage period obtained, and respective channel mark is expressed as dedicated tunnel mark.
10. device as claimed in claim 8 or 9, which is characterized in that the resource pool management module, also acquisition storage service
The description information for the data block that device reports when initializing, records the description of data block in each storage server in idling-resource pond
Information；The device further includes alarm module；
The monitoring module is monitored freed data blocks capacity in idling-resource pond, when freed data blocks capacity is less than in advance
If when value, sending alarm command to the alarm module；
The alarm module receives the alarm command from the monitoring module, sends alarm signal.
11. the device as described in claim 7,8 or 9, which is characterized in that the resource pool management module is respectively deposited according to coming from
Storage server it is current report information, calculated as follows: from the current resource reported in information in extraction storage server
Numerical value respectively obtains the product of corresponding each resource numerical value, obtained each product is carried out by resource numerical value multiplied by respective weight
Summation, obtains summing value；The maximum storage server of summing value is selected, is determined as meeting the storage service of idling-resource requirement
Device.
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