CN107193691A - Directly from the method for storage device Backup Data and its realize system and alternate device - Google Patents
Directly from the method for storage device Backup Data and its realize system and alternate device Download PDFInfo
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- CN107193691A CN107193691A CN201710337443.3A CN201710337443A CN107193691A CN 107193691 A CN107193691 A CN 107193691A CN 201710337443 A CN201710337443 A CN 201710337443A CN 107193691 A CN107193691 A CN 107193691A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1458—Management of the backup or restore process
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1448—Management of the data involved in backup or backup restore
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Abstract
The invention provides directly from the method for storage device Backup Data and its realize system and alternate device, it is described to realize that system includes storage device and alternate device, alternate device is connected with storage device, and extraction data are saved on alternate device from storage device, and alternate device includes：Backup space administrative unit, storage device management unit and backup data management unit.It is of the present invention directly from the method for storage device Backup Data and its to realize system and alternate device, allow alternate device to extract data from storage device and be saved in alternate device, overcome the drawbacks of operating system, software platform correlation in the prior art because of backup server with being run on service server are produced, the backup mode of data is radically simplify, has reached and has only needed to that using same process the beneficial effect of data backup can be carried out for different service server operating system and software platform.
Description
Technical field
The present invention relates to technical field of data backup, more particularly to it is a kind of directly from the method for storage device Backup Data and
It realizes system and alternate device.
Background technology
As shown in figure 1, data backup system of the prior art includes：Backup server 1 and it is arranged on backup server 1
In be used for deposit the storage device of Backup Data（Do not identified in figure）, data back up method is：Backup server 1 passes through business
The business datum that server 2 and fiber-optic connection 3 read the business datum in storage device 4 and read is saved in standby
In storage device in part server 1, and retrieval information is created in order to the management of Backup Data, Jin Ershi for the business datum
Now to the safeguard protection of data.Wherein, operation has business software on service server 2, the business datum that the business software is produced
Store in storage device 4, namely be saved in storage device 4, and be used for the management of Backup Data for its establishment retrieval information.
But, in this data back up method, the data reading mode of backup server 1 and the operation of service server 2
The software platform that system and operation system are used is relevant, if for example, backup server 1 will back up oracle database, it is necessary to
Data are read by the backup interface of oracle database, if backup server 1 will back up MS-SQL databases, it is necessary to logical
Cross the backup interface of MS-SQL databases to read industry data, if backup server 1 will back up EXCHANGE mailing systems, just need
Data are read by the backup interface of EXCHANGE softwares.
Therefore, above-mentioned data back up method is more complicated, and difference is needed to use for different operating system, software platform
Backup interface realize, cause requirement to user high, user do not required nothing more than and is familiar with standby system, also requires that user is ripe
The management of operating system and various software platforms is known, it is also desirable to constantly follow new software platform to constantly update therewith
The standby system matched somebody with somebody, to using bringing very big inconvenience.
The content of the invention
Therefore, the technical problems to be solved by the invention are：A kind of direct method from storage device Backup Data is provided
And its realize system and alternate device, overcome because run on backup server and service server operating system, software platform
The drawbacks of correlation is produced, data progress data backup is read directly from the storage device of service server, thoroughly simplifies number
According to backup mode so that only need to enter using same process for different service server operating system and software platform
Row data backup.
Then, the invention provides a kind of direct method from storage device Backup Data, including：There to be backup management
And the alternate device of SAN store functions and the connection of the storage device for storage service server data, make alternate device straight
Connect from storage device extraction data and be saved in alternate device；On alternate device：
Backup space management is set up, the hard disk of alternate device is disposed for preserving to the storage pool of the storage device data,
When storage pool space is not enough, earliest backup number, when storage pool space utilization rate reaches threshold value, is deleted in extension storage pond
According to；
The management of storage device is set up, definition needs the storage device backed up and extractable storing device information, swept while creating
Identification is retouched, the book being configured in storage device and extractable data volume information can be scanned；
Backup data management is set up, backup job, the execution for creating data backup and retention strategy are created, when backup job is performed
Backup instruction is sent to the storage device, the data in the storage device is extracted and is saved in the backup sky of alternate device
Between.
Wherein, it is described set up backup space management also include：The hard disk use state of alternate device is extracted and judges, if firmly
Disk is new hard disk, then new hard disk is configured into storage pool candidate's disk, if hard disk updates storage to be storage pool member disk
Pond information.
The backup data management of setting up also includes：Automated back-up and automated back-up cleaning, the automated back-up include：Sweep
Execution and the retention strategy information of data backup are retouched, judges whether to reach backup cycle, if so, storage device data is then read,
The data of reading are saved in the backup space of alternate device and backup information is registered；The automated back-up cleaning includes：Scanning
The execution of data backup and retention strategy information, judge whether backup space reaches threshold value, if so, the data for then deleting early stage are standby
Part, retain quantity if it is not, then continuing to determine whether to exceed, if so, then deleting the data backup of early stage.
The establishment backup job, including：Input backup job title, the storage Pool name for depositing Backup Data,
The book of backup is needed, corresponding with book duplicate volume is created in storage pool, and distributes to storage device is identified,
Create backup relation and be defined as uniformity backup group, register created backup job information；The establishment backup job, wound
Execution and the retention strategy of data backup are built, including：Backup job is selected, the gap periods and number of backup job execution are determined
The number retained according to backup, registers created policy information.
Taken present invention also offers a kind of direct system of realizing from storage device Backup Data, including for storage service
The storage device for device data of being engaged in and the alternate device with backup management and SAN store functions, alternate device are set with the storage
Standby connection, and extraction data are saved on alternate device from the storage device, the alternate device includes：Backup space pipe
Unit, storage device management unit and backup data management unit are managed, the backup space administrative unit includes：
Memory cell, for preserving the unit where the alternate device hard disk of the storage device data；
Dispensing unit, for by memory cell arrangements are into storage pool and judge whether sufficient and storage pool space makes storage pool space
Whether threshold value is reached with rate；
Expanding element, for the extension storage pond when storage pool space is not enough；
Unit is deleted, for deleting earliest Backup Data when storage pool space utilization rate reaches threshold value；
The storage device management unit includes：
Storing device information extraction unit, the storage device for needing to back up for defining and extractable storing device information；
Book extraction unit, for creating scanning recognition, the book being configured in storage device can be scanned and extracting number
According to volume information；
The backup data management unit includes：
Creating unit, for creating backup job, the execution for creating data backup and retention strategy；
Processing unit, for sending backup instruction to the storage device when backup job is performed, extracts the storage device
In data and be saved in alternate device.
The backup data management unit also includes：Automated back-up unit and automated back-up cleaning unit, it is described automatic standby
Execution and retention strategy information of part unit according to Backup Data, judge whether to reach backup cycle, are set if so, then reading storage
The data of reading are saved in the backup space of alternate device and register backup information by standby data；The automated back-up cleaning is single
It is first to be used to be judged to need backup group to be processed according to the execution and retention strategy information of data backup, whether judge backup space
Threshold value is reached, if so, then deleting the data backup of early stage, retains quantity if it is not, then continuing to determine whether to exceed, if so, then
Delete the data backup of early stage.
Present invention also offers a kind of alternate device with backup management and SAN store functions, and for storage service
During the storage device connection of server data, data can be extracted from the storage device and be saved on the alternate device, should
Alternate device includes：Backup space administrative unit, storage device management unit and backup data management unit, the backup space
Administrative unit includes：
Memory cell, for preserving the unit where the alternate device hard disk of the storage device data；
Dispensing unit, for by memory cell arrangements are into storage pool and judge whether sufficient and storage pool space makes storage pool space
Whether threshold value is reached with rate；
Expanding element, for the extension storage pond when storage pool space is not enough；
Unit is deleted, for deleting earliest Backup Data when storage pool space utilization rate reaches threshold value；
The storage device management unit includes：
Storing device information extraction unit, the storage device for needing to back up for defining and extractable storing device information；
Book extraction unit, for creating scanning recognition, the book being configured in storage device can be scanned and extracting number
According to volume information；
The backup data management unit includes：
Creating unit, for creating backup job, the execution for creating data backup and retention strategy；
Processing unit, for sending backup instruction to the storage device when backup job is performed, extracts the storage device
In data and be saved in alternate device.
Wherein, the backup space administrative unit also includes updating block, and dispensing unit extracts and judges alternate device
Hard disk use state, if hard disk is new hard disk, storage pool candidate's disk is configured to by new hard disk, if it has been storage pool that hard disk, which is,
Member disk, then update storage pool information by updating block.
The backup data management unit also includes：Automated back-up unit and automated back-up cleaning unit, it is described automatic standby
Part unit is used for the execution according to Backup Data and retention strategy, judges between right and wrong and reaches backup cycle, is set if so, then reading storage
The data of reading are saved in the backup space of alternate device and register backup information by standby data；The automated back-up cleaning is single
It is first to be used to be judged to need backup group to be processed according to the execution and retention strategy information of data backup, whether judge backup space
Threshold value is reached, if so, then deleting the data backup of early stage, retains quantity if it is not, then continuing to determine whether to exceed, if so, then
Delete the data backup of early stage.
It is of the present invention directly from the method for storage device Backup Data and its to realize system and alternate device, by will tool
There are backup management and the alternate device of SAN store functions to be connected with storage device, alternate device is directly extracted from storage device
Data are simultaneously saved in the mode in alternate device so that alternate device can extract data and be saved in directly from storage device
Alternate device, overcomes in the prior art because of backup server and operating system, the software platform phase run on service server
Closing property radically simplify the backup mode of data the drawbacks of produce, reached for different service server operating system and
Software platform only needs to that using same process the beneficial effect of data backup can be carried out.
Brief description of the drawings
Fig. 1 realizes that system architecture and data move towards schematic diagram for Backup Data in the prior art；
Fig. 2 realizes that system architecture and data move towards schematic diagram for Backup Data described in the embodiment of the present invention；
Fig. 3 realizes system architecture diagram for Backup Data described in the embodiment of the present invention；
Fig. 4 is the schematic flow sheet that the management of backup space storage pool is set up described in the embodiment of the present invention；
Fig. 5 is the schematic flow sheet that storage device management is set up described in the embodiment of the present invention；
Fig. 6 is the schematic flow sheet that backup data management is set up described in the embodiment of the present invention.
Embodiment
Below, with reference to accompanying drawing, the present invention will be described in detail.
Present embodiments provide and a kind of directly from the method for storage device Backup Data and its realize that system and one kind have
Backup management and the alternate device of SAN store functions.Directly from the method and background of storage device Backup Data in the present embodiment
Unlike data back up method described in technology, the present embodiment methods described is no longer obtained and backed up by service server
Data, but as shown in Fig. 2 alternate device 6 is directly extracted from storage device 4 data and is saved in alternate device 6, make
Alternate device and run on service server operating system, software platform in the absence of correlation, overcome in the prior art because
The drawbacks of backup server is produced with operating system, the software platform correlation run on service server, radically simplify number
According to backup mode.
As shown in Figures 2 and 3, present embodiments provide it is a kind of directly realize system from storage device Backup Data, should
The system of realization includes：Including the storage device 4 for storage service server data and with backup management and SAN store functions
Alternate device 6, alternate device 6 is connected with the storage device 4, and alternate device 6 extracts data from storage device 4 and is saved in
On alternate device 6.
Alternate device 6 includes：Backup space administrative unit 61, storage device management unit 62 and backup data management unit
63。
Backup space administrative unit 61, including：
Memory cell 611, for preserving the unit where the alternate device hard disk of the storage device data；
Dispensing unit 612, for by memory cell arrangements are into storage pool and judge whether storage pool space is sufficient and storage pool is empty
Between utilization rate whether reach threshold value；
Expanding element 613, for the extension storage pond when storage pool space is not enough；
Unit 614 is deleted, for deleting earliest Backup Data when storage pool space utilization rate reaches threshold value.
Storage device management unit 62, including：
Storing device information extraction unit 621, the storage device for needing to back up for defining and extractable storing device information；
Book extraction unit 622, for creating scanning recognition, the book being configured in storage device and extraction can be scanned
Data volume information.
Backup data management unit 63, including：
Creating unit 631, for creating backup job, the execution for creating data backup and retention strategy；
Processing unit 632, for sending backup instruction to the storage device 4 when backup job is performed, extracts the storage
Data in equipment are simultaneously saved in alternate device 4.
Further, in order to recognize the increased new hard disk of extension in time, backup space administrative unit 61 can also include：Update
Unit 615, dispensing unit 612 extracts and judges the hard disk use state of alternate device, if hard disk is new hard disk, by new hard disk
Storage pool candidate's disk is configured to, if hard disk is has been storage pool member disk, storage pool is updated by updating block 615 and believed
Breath.
For the ease of automatically backup data and automatic cleaning early stage Backup Data, backup data management unit 63 also includes：
Automated back-up unit 633 and automated back-up cleaning unit 634, the automated back-up unit 633 according to the execution of data backup and
Retention strategy information, judges whether to reach backup cycle, if so, then reading storage device data, the data of reading are saved in
The backup space of alternate device simultaneously registers backup information；The automated back-up cleaning unit 634 is used for holding according to data backup
Row and retention strategy information judges to need backup group to be processed, judges whether backup space reaches threshold value, if so, then deleting early
The data backup of phase, retains quantity if it is not, then continuing to determine whether to exceed, if so, then deleting the data backup of early stage.
Directly realize that system is corresponding from storage device Backup Data with above-mentioned, the present embodiment additionally provides a kind of straight
The method from storage device Backup Data is connect, this method includes：
One x86 server is built up to the alternate device with backup management and SAN store functions using independently developed software
6, and set up the alternate device 6 and need to carry out the connection of the service server storage device 4 of data backup；Alternate device 6 from
The storage device extracts data and is saved in alternate device.Alternate device 6 uses disk as Backup Data in the present embodiment
Storage medium.
Here, SAN（Storage Area Network, storage area network）, be it is a kind of exclusively for storage set up it is only
The dedicated network stood on outside TCP/IP networks.SAN general at present provides 2Gb/S to 4Gb/S transmission digit rate, while SAN
Network exists independently of data network, and access speed is fast.
As Figure 4-Figure 6, on alternate device, following management is set up：
Backup space management is set up, the hard disk of alternate device is disposed for preserving to the storage pool of the storage device data,
When storage pool space is not enough, the number backed up earliest, when storage pool space utilization rate reaches threshold value, is deleted in extension storage pond
According to；
The management of storage device is set up, definition needs the storage device backed up and extractable storing device information, swept while creating
Identification is retouched, the book being configured in storage device and extractable data volume information can be scanned；
Backup data management is set up, backup job, the execution for creating data backup and retention strategy are created, when backup job is performed
Backup instruction is sent to the storage device, the data in the storage device is extracted and is saved in the backup sky of alternate device
Between.
It is described set up backup space management, the method setting up the management of storage device, set up backup data management is not present
The priority of step, as long as setting up corresponding management.
Specifically, as shown in figure 4, when setting up backup space management, can also include：
The hard disk use state of alternate device is extracted and judged, if hard disk is new hard disk, new hard disk is configured to storage pool and waited
Disk is selected, if hard disk updates storage pool information to be storage pool member disk.
The hard disk of alternate device is disposed for preserving to the storage pool of the storage device data, including：Input storage
Pool name, selects new hard disk, and the new hard disk is created into storage pool and register information.
The extension storage pond, including：Select storage pool, select new hard disk, the new hard disk is added in storage pool simultaneously
Register information.
As shown in figure 5, when setting up the management of storage device, definition needs the storage device backed up to include：Input storage
Device name, IP address, user name and secret, connect storage device, and extract the storage information of storage device, such as sequence number,
FC（Fiber Channel, Fibre Channel technologies）Port etc., and register.Creating scanning recognition includes：Scan storage volume, selection
Data volume information is extracted in storage device, connection storage, such as ID, book title, data volume size, and register information.
As shown in fig. 6, when setting up backup data management, the establishment backup job, including：Input backup job name
Claim, for depositing the book that storage Pool name, the needs of Backup Data are backed up, create corresponding with book in storage pool
Duplicate volume, and distribute to storage device and be identified, create backup relation and be simultaneously defined as uniformity backup group, what registration was created
Backup job information.
When setting up backup data management, the execution of the establishment backup and retention strategy, including：Select backup job,
The number that the gap periods and data backup for determining backup job execution retain, registers created policy information.
Further, when setting up backup data management, it can also include：
Automated back-up, according to the execution of data backup and retention strategy, judges whether to reach backup cycle, is deposited if so, then reading
Device data is stored up, the data of reading are saved in the backup space of alternate device and backup information is registered；
Automated back-up is cleared up, and is judged to need backup group to be processed according to the execution of data backup and retention strategy information, judged
Whether backup space reaches threshold value, if so, then deleting the data backup of early stage, retains if it is not, then continuing to determine whether to exceed
Quantity, if so, then deleting the data backup of early stage.
In the present embodiment, the alternate device be X86 servers, the backup medium of the storage pool, with foundation set
Standby space management, storage device management and backup data management are set on the same equipment or in different equipment.For example：
Backup management software and backup medium can be divided among on different hardware devices, backup medium can also take without using X86
Business device, and use other device types for possessing storage characteristics.
Directly from the method for storage device Backup Data and its system is realized using above-mentioned, the present embodiment additionally provides one kind
Alternate device 6, for the Backup Data of storage service server service data, service server business datum is stored in storage and set
In standby 4.
As shown in figure 3, alternate device 6 is connected with the storage device 4, alternate device 6 extracts data from storage device 4
It is saved on alternate device 6.Alternate device 6 includes：Backup space administrative unit 61, storage device management unit 62 and data are standby
Part administrative unit 63.
Wherein, backup space administrative unit 61, storage device management unit 62 and backup data management unit 63 with it is above-mentioned
Realize that the description in system is consistent, description is not repeated herein.
Directly from the method for storage device Backup Data and its system and alternate device are realized described in the present embodiment, with such as
Lower beneficial effect：
1. alternate device is when carrying out data backup, the operation system performance impact to service server is slight；
2. the data backup of the present embodiment, the Backup Data directly from storage device, radically simplify data back up method, real
Show using same process and its realized that backup can carry out the different pieces of information under different operating system, different software platforms
Back up in realtime；
3. considerably reduce the difficulty of alternate device, require only that user is familiar with the technical scheme of the present embodiment offer and standby
Alternate device；
4. the renewal of software platform need not be followed to update alternate device.
In summary, directly from the method for storage device Backup Data and its system is realized and standby described in the embodiment of the present invention
Alternate device, by the way that the alternate device with backup management and SAN store functions is connected with storage device, makes alternate device direct
Data and the mode in being saved in alternate device are extracted from storage device so that alternate device can be carried directly from storage device
Access evidence is simultaneously saved in alternate device, overcomes in the prior art because of the operation system run on backup server and service server
The drawbacks of system, software platform correlation are produced, radically simplify the backup mode of data, reach for different business services
Device operating system and software platform only need to that using same process the beneficial effect of data backup can be carried out.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. a kind of direct method from storage device Backup Data, it is characterised in that including：To have backup management and SAN to deposit
The alternate device for storing up function is connected with the storage device for storage service server data, alternate device is directly deposited from described
Storage equipment extracts data and is saved in alternate device, on alternate device：
Backup space management is set up, the hard disk of alternate device is disposed for preserving to the storage pool of the storage device data,
When storage pool space is not enough, earliest backup number, when storage pool space utilization rate reaches threshold value, is deleted in extension storage pond
According to；
The management of storage device is set up, definition needs the storage device backed up and extractable storing device information, swept while creating
Identification is retouched, the book being configured in storage device and extractable data volume information can be scanned；
Backup data management is set up, backup job, the execution for creating data backup and retention strategy are created, when backup job is performed
Backup instruction is sent to the storage device, the data in the storage device is extracted and is saved in the backup sky of alternate device
Between.
2. according to the method described in claim 1, it is characterised in that described to set up backup space management and also include：Extract and sentence
The hard disk use state of disconnected alternate device, if hard disk is new hard disk, is configured to storage pool candidate's disk, if hard disk is by new hard disk
It has been storage pool member disk, then has updated storage pool information.
3. according to the method described in claim 1, it is characterised in that the backup data management of setting up also includes：Automated back-up
With automated back-up cleaning, the automated back-up includes：The execution of scan data backup and retention strategy information, judge whether to reach
The data of reading, if so, then reading storage device data, are saved in the backup space of alternate device and register standby by backup cycle
Part information；The automated back-up cleaning includes：Whether the execution of scan data backup and retention strategy information, judge backup space
Threshold value is reached, if so, then deleting the data backup of early stage, retains quantity if it is not, then continuing to determine whether to exceed, if so, then
Delete the data backup of early stage.
4. according to the method described in claim 1, it is characterised in that the establishment backup job, including：Input backup job name
Claim, for depositing the book that storage Pool name, the needs of Backup Data are backed up, create corresponding with book in storage pool
Duplicate volume, and distribute to storage device and be identified, create backup relation and be simultaneously defined as uniformity backup group, what registration was created
Backup job information；The execution for creating backup and retention strategy, including：Backup job is selected, determines that backup job is performed
Gap periods and the number that retains of data backup, register created policy information.
5. a kind of directly realize system from storage device Backup Data, it is characterised in that including for storage service server
The storage device of data and the alternate device with backup management and SAN store functions, alternate device connect with the storage device
Connect, and data are extracted from the storage device and be saved on alternate device, the alternate device includes：Backup space management is single
Member, storage device management unit and backup data management unit, the backup space administrative unit include：
Memory cell, for preserving the unit where the alternate device hard disk of the storage device data；
Dispensing unit, for by memory cell arrangements are into storage pool and judge whether sufficient and storage pool space makes storage pool space
Whether threshold value is reached with rate；
Expanding element, for the extension storage pond when storage pool space is not enough；
Unit is deleted, for deleting earliest Backup Data when storage pool space utilization rate reaches threshold value；
The storage device management unit includes：
Storing device information extraction unit, the storage device for needing to back up for defining and extractable storing device information；
Book extraction unit, for creating scanning recognition, the book being configured in storage device can be scanned and extracting number
According to volume information；
The backup data management unit includes：
Creating unit, for creating backup job, the execution for creating data backup and retention strategy；
Processing unit, for sending backup instruction to the storage device when backup job is performed, extracts the storage device
In data and be saved in alternate device.
6. according to claim 5 realize system, it is characterised in that the backup space administrative unit also includes updating single
Member, dispensing unit extracts and judges the hard disk use state of alternate device, if hard disk is new hard disk, new hard disk is configured to deposit
Reservoir candidate's disk, if hard disk updates storage pool information to be storage pool member disk by updating block.
7. according to claim 5 realize system, it is characterised in that the backup data management unit also includes：Automatically
Backup units and automated back-up cleaning unit, execution and retention strategy information of the automated back-up unit according to Backup Data,
Judge whether to reach backup cycle, if so, then reading storage device data, the data of reading are saved in the backup of alternate device
Simultaneously register backup information in space；Automated back-up cleaning unit be used for according to the execution and retention strategy information of data backup come
Judge to need backup group to be processed, judge whether backup space reaches threshold value, if so, the data backup of early stage is then deleted, if not
It is then to continue to determine whether to exceed to retain quantity, if so, then deleting the data backup of early stage.
8. a kind of alternate device with backup management and SAN store functions, it is characterised in that with for storage service server
During the storage device connection of data, data can be extracted from the storage device and be saved on the alternate device, the backup is set
It is standby to include：Backup space administrative unit, storage device management unit and backup data management unit, the backup space management are single
Member includes：
Memory cell, for preserving the unit where the alternate device hard disk of the storage device data；
Dispensing unit, for by memory cell arrangements are into storage pool and judge whether sufficient and storage pool space makes storage pool space
Whether threshold value is reached with rate；
Expanding element, for the extension storage pond when storage pool space is not enough；
Unit is deleted, for deleting earliest Backup Data when storage pool space utilization rate reaches threshold value；
The storage device management unit includes：
Storing device information extraction unit, the storage device for needing to back up for defining and extractable storing device information；
Book extraction unit, for creating scanning recognition, the book being configured in storage device can be scanned and extracting number
According to volume information；
The backup data management unit includes：
Creating unit, for creating backup job, the execution for creating data backup and retention strategy；
Processing unit, for sending backup instruction to the storage device when backup job is performed, extracts the storage device
In data and be saved in alternate device.
9. alternate device according to claim 8, it is characterised in that the backup space administrative unit also includes updating single
Member, dispensing unit extracts and judges the hard disk use state of alternate device, if hard disk is new hard disk, new hard disk is configured to deposit
Reservoir candidate's disk, if hard disk updates storage pool information to be storage pool member disk by updating block.
10. alternate device according to claim 8, it is characterised in that the backup data management unit also includes：Automatically
Backup units and automated back-up cleaning unit, the automated back-up unit are used for execution and retention strategy according to Backup Data,
Judge between right and wrong and reach backup cycle, if so, then reading storage device data, the data of reading are saved in the backup of alternate device
Simultaneously register backup information in space；Automated back-up cleaning unit be used for according to the execution and retention strategy information of data backup come
Judge to need backup group to be processed, judge whether backup space reaches threshold value, if so, the data backup of early stage is then deleted, if not
It is then to continue to determine whether to exceed to retain quantity, if so, then deleting the data backup of early stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710337443.3A CN107193691A (en) | 2017-05-15 | 2017-05-15 | Directly from the method for storage device Backup Data and its realize system and alternate device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710337443.3A CN107193691A (en) | 2017-05-15 | 2017-05-15 | Directly from the method for storage device Backup Data and its realize system and alternate device |
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