CN110489273A - A kind of storage backup method, system, terminal and storage medium based on SAN - Google Patents
A kind of storage backup method, system, terminal and storage medium based on SAN Download PDFInfo
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- CN110489273A CN110489273A CN201910605136.8A CN201910605136A CN110489273A CN 110489273 A CN110489273 A CN 110489273A CN 201910605136 A CN201910605136 A CN 201910605136A CN 110489273 A CN110489273 A CN 110489273A
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- Prior art keywords
- backup
- duplicate volume
- data
- basic
- reel
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Classifications
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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
-
- 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
- G06F11/1453—Management of the data involved in backup or backup restore using de-duplication of the data
-
- 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
- G06F11/1464—Management of the backup or restore process for networked environments
-
- 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
- G06F11/1469—Backup restoration techniques
Abstract
The present invention provides a kind of storage backup method, system, terminal and storage medium based on SAN, comprising: according to the basic duplicate volume of reel acquisition of information reel and by the reel change data write-in basic duplicate volume, generates the snapshot of basic duplicate volume；The backup data information deleted as needed deletes the correspondence backup snapshots under corresponding basic duplicate volume；The data information restored as needed obtains corresponding backup snapshots, restores data using the corresponding backup snapshots.The present invention is by realizing that the backup of standby system backup logic creates, backup is deleted, the interfaces such as Backup and Restore, the volume management of storage system itself is made full use of when interface is realized, it simplifies and purchases, the characteristics such as snapshot reduce complexity when interface is realized, and realize the depth integration with SAN storage system.The Backup Data in storage system also can use the compression of storage system itself simultaneously, and physical space usage amount is effectively reduced in the functions such as duplicate removal.
Description
Technical field
The invention belongs to technical field of data storage, and in particular to a kind of storage backup method based on SAN, system, end
End and storage medium.
Background technique
Currently, standby system usually requires to realize all parts of backup logic, such as full backup, incremental backup, difference
The specific implementation logic of the backup procedures such as backup, the compression of Backup Data, the operation such as Backup Data management, and when restoring backup
Realize corresponding recovery logic.It is generally only to store SAN as a whole when using SAN storage as backup medium
Memory space, then will treated that Backup Data is stored in SAN storage.This usage mode, there is no adequately benefits
The volume management stored with SAN, simplifies and purchases, snapshot, compression, duplicate removal and other advanced features.
Summary of the invention
For the above-mentioned deficiency of the prior art, the present invention provides a kind of storage backup method based on SAN, system, terminal
And storage medium, to solve the above technical problems.
In a first aspect, the present invention provides a kind of storage backup method based on SAN, comprising:
The basic duplicate volume is written according to the basic duplicate volume of reel acquisition of information reel and by reel change data, it is raw
At the snapshot of basic duplicate volume；
The backup data information deleted as needed deletes the correspondence backup snapshots under corresponding basic duplicate volume；
The data information restored as needed obtains corresponding backup snapshots, is restored using the corresponding backup snapshots
Data.
Further, described to be changed described in data write-in according to the basic duplicate volume of reel acquisition of information reel and by reel
Basic duplicate volume generates the snapshot of basic duplicate volume, comprising:
The reel information searching basic duplicate volume corresponding with reel specified according to interface, in confirmation, there is no corresponding bases
Corresponding basic duplicate volume is created after duplicate volume；
Basic duplicate volume is written into the variance data of reel and basic duplicate volume；
It generates the snapshot of basic duplicate volume and marks the snapshot and generate the time.
Further, the backup data information deleted as needed deletes the backup snapshots under corresponding basic duplicate volume
It removes, comprising:
Corresponding backup snapshots are searched according to the specified backup information deleted of interface, and delete the corresponding backup snapshots；
There is no after backup snapshots under the basic duplicate volume where confirming the corresponding backup snapshots, it is standby to delete the basis
Part volume.
Further, the data information restored as needed obtains corresponding backup snapshots, using described right
Backup snapshots are answered to restore data, comprising:
According to the data information that the needs that interface is specified restore, corresponding backup snapshots are searched；
Data are restored into specified destination path according to the backup snapshots.
Second aspect, the present invention provide a kind of storage and backup system based on SAN, comprising:
Data backup unit is configured to the basic duplicate volume according to reel acquisition of information reel and reel is changed data
The basic duplicate volume is written, generates the snapshot of basic duplicate volume；
Unit is deleted in backup, is configured to the backup data information deleted as needed for pair under corresponding basic duplicate volume
Backup snapshots are answered to delete；
Data recovery unit, the data information for being configured to restore as needed obtain corresponding backup snapshots, benefit
Restore data with the corresponding backup snapshots.
Further, the data backup unit includes:
Basis obtains module, is configured to the reel information searching specified according to interface basis backup corresponding with reel
Volume creates corresponding basic duplicate volume after confirming there is no corresponding basic duplicate volume；
Data write. module is configured to the variance data of reel and basic duplicate volume basic duplicate volume is written；
Snapshot generation module is configured to generate the snapshot of basic duplicate volume and mark the snapshot to generate the time.
Further, the backup deletion unit includes:
Snapshot removing module is configured to search corresponding backup snapshots according to the specified backup information deleted of interface, and
Delete the corresponding backup snapshots；
Basic removing module is configured to that backup is not present under the basic duplicate volume where confirming the corresponding backup snapshots
After snapshot, the basic duplicate volume is deleted.
Further, the data recovery unit includes:
Backup searching module is configured to the data information restored according to the needs that interface is specified, and it is fast to search corresponding backup
According to；
Data memory module is configured to be restored data into specified destination path according to the backup snapshots.
The third aspect provides a kind of terminal, comprising:
Processor, memory, wherein
The memory is used to store computer program,
The processor from memory for calling and running the computer program, so that terminal executes above-mentioned terminal
Method.
Fourth aspect provides a kind of computer storage medium, instruction is stored in the computer readable storage medium,
When run on a computer, so that computer executes method described in above-mentioned various aspects.
The beneficial effects of the present invention are,
Storage backup method, system, terminal and storage medium provided by the invention based on SAN, by realizing backup system
The backup creation for backup logic of uniting, backup are deleted, and the interfaces such as Backup and Restore make full use of storage system itself when interface is realized
Volume management, simplify and purchase, the characteristics such as snapshot reduce complexity when interface is realized, and realize and SAN storage system
Depth integration.The Backup Data in storage system also can use the compression of storage system itself simultaneously, the functions such as duplicate removal, effectively
Reduce physical space usage amount.
In addition, design principle of the present invention is reliable, structure is simple, has very extensive application prospect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without creative efforts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic flow chart of the method for one embodiment of the invention.
Fig. 2 is the schematic block diagram of the system of one embodiment of the invention.
Fig. 3 is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work, all should belong to protection of the present invention
Range.
The Key Term occurred in the present invention is explained below.
Fig. 1 is the schematic flow chart of the method for one embodiment of the invention.Wherein, Fig. 1 executing subject can be one kind
Storage and backup system based on SAN.
As shown in Figure 1, this method 100 includes:
Step 110, the basis is written according to the basic duplicate volume of reel acquisition of information reel and by reel change data
Duplicate volume generates the snapshot of basic duplicate volume；
Step 120, the backup data information deleted as needed deletes the correspondence backup snapshots under corresponding basic duplicate volume
It removes；
Step 130, the data information restored as needed obtains corresponding backup snapshots, utilizes the corresponding backup
Snapshot restores data.
Optionally, as one embodiment of the invention, the basic duplicate volume according to reel acquisition of information reel and general
Reel changes the data write-in basic duplicate volume, generates the snapshot of basic duplicate volume, comprising:
The reel information searching basic duplicate volume corresponding with reel specified according to interface, in confirmation, there is no corresponding bases
Corresponding basic duplicate volume is created after duplicate volume；
Basic duplicate volume is written into the variance data of reel and basic duplicate volume；
It generates the snapshot of basic duplicate volume and marks the snapshot and generate the time.
Optionally, as one embodiment of the invention, the backup data information deleted as needed will corresponding basis
Backup snapshots under duplicate volume are deleted, comprising:
Corresponding backup snapshots are searched according to the specified backup information deleted of interface, and delete the corresponding backup snapshots；
There is no after backup snapshots under the basic duplicate volume where confirming the corresponding backup snapshots, it is standby to delete the basis
Part volume.
Optionally, as one embodiment of the invention, the data information restored as needed obtains corresponding
Backup snapshots restore data using the corresponding backup snapshots, comprising:
According to the data information that the needs that interface is specified restore, corresponding backup snapshots are searched；
Data are restored into specified destination path according to the backup snapshots.
In order to facilitate the understanding of the present invention, below with the present invention is based on the principles of the storage backup method of SAN, in conjunction with reality
The data backup operation process in example is applied, the storage backup method provided by the invention based on SAN is further described.
Specifically, the storage backup method based on SAN includes:
S1, it is backed up according to the basic duplicate volume of reel acquisition of information reel and by the reel change data write-in basis
Volume generates the snapshot of basic duplicate volume, specifically includes the following steps:
(1) according to the backup reel information specified in interface, the parameters such as backup mode (full dose/increment), which determine in storage, is
It is no to have existed basic duplicate volume；
(2) if there is corresponding basic duplicate volume, then subsequent operation is executed using the volume；
(3) if there is no corresponding basic duplicate volume, then by storage system simplify purchase in the way of create new base
Plinth duplicate volume executes subsequent operation；
(4) backup basis volume is connected to the host of standby system backup tasks execution, backup reel and basis are backed up
Roll up the partial write basis duplicate volume of difference；
(5) after the completion of variance data write-in, using the snapshot functions of storage system, the fast of a basic duplicate volume is generated
According to backup result as this backup creation process.
S2, the backup data information deleted as needed delete the correspondence backup snapshots under corresponding basic duplicate volume, tool
It is standby the following steps are included:
(1) according to the backup information specified in interface, corresponding backup snapshots are searched in storage system, while really
The fixed upper basic duplicate volume corresponding with the backup snapshots of storage；
(2) backup snapshots found are deleted from storage system；
(3) judge whether that there are also other backup snapshots to depend on the basis duplicate volume；
(4) if depending on the basis duplicate volume without other backup snapshots, the basis duplicate volume is deleted；
(5) it if there are also other backup snapshots to depend on the basis duplicate volume, is not processed.
S3, the data information restored as needed obtain corresponding backup snapshots, utilize the corresponding backup snapshots
Restore data, specifically includes the following steps:
(1) according to the backup information specified in interface, corresponding backup snapshots are found out in storage system；
(2) it due to the Backup Data copy that snapshot is a completion in use, can be backed up in standby system
The snapshot is connected on host where journey, and is restored data in specified target, is completed data and is restored.
If Fig. 2 shows, which includes:
Data backup unit 210 is configured to the basic duplicate volume according to reel acquisition of information reel and changes reel
The data write-in basic duplicate volume, generates the snapshot of basic duplicate volume；
Unit 220 is deleted in backup, and being configured to the backup data information deleted as needed will correspond under basic duplicate volume
Correspondence backup snapshots delete；
Data recovery unit 230, the data information for being configured to restore as needed obtain corresponding backup snapshots,
Restore data using the corresponding backup snapshots.
Optionally, as one embodiment of the invention, the data backup unit includes:
Basis obtains module, is configured to the reel information searching specified according to interface basis backup corresponding with reel
Volume creates corresponding basic duplicate volume after confirming there is no corresponding basic duplicate volume；
Data write. module is configured to the variance data of reel and basic duplicate volume basic duplicate volume is written；
Snapshot generation module is configured to generate the snapshot of basic duplicate volume and mark the snapshot to generate the time.
Optionally, as one embodiment of the invention, the backup deletes unit and includes:
Snapshot removing module is configured to search corresponding backup snapshots according to the specified backup information deleted of interface, and
Delete the corresponding backup snapshots；
Basic removing module is configured to that backup is not present under the basic duplicate volume where confirming the corresponding backup snapshots
After snapshot, the basic duplicate volume is deleted.
Optionally, as one embodiment of the invention, the data recovery unit includes:
Backup searching module is configured to the data information restored according to the needs that interface is specified, and it is fast to search corresponding backup
According to；
Data memory module is configured to be restored data into specified destination path according to the backup snapshots.
Fig. 3 is a kind of structural schematic diagram of terminal system 300 provided in an embodiment of the present invention, which can be with
For executing the storage backup method provided in an embodiment of the present invention based on SAN.
Wherein, which may include: processor 310, memory 320 and communication unit 330.These components
It is communicated by one or more bus, it will be understood by those skilled in the art that the structure of server shown in figure is not
Limitation of the invention is constituted, it is also possible to hub-and-spoke configuration either busbar network, can also include more than illustrating
Or less component, perhaps combine certain components or different component layouts.
Wherein, which can be used for executing instruction for storage processor 310, and memory 320 can be by any class
The volatibility or non-volatile memories terminal or their combination of type are realized, such as static random access memory (SRAM), electricity
Erasable Programmable Read Only Memory EPROM (EEPROM), Erasable Programmable Read Only Memory EPROM (EPROM), programmable read only memory
(PROM), read-only memory (ROM), magnetic memory, flash memory, disk or CD.When executing instruction in memory 320
When being executed by processor 310, so that terminal 300 some or all of is able to carry out in following above method embodiment step.
Processor 310 is the control centre for storing terminal, utilizes each of various interfaces and the entire electric terminal of connection
A part by running or execute the software program and/or module that are stored in memory 320, and calls and is stored in storage
Data in device, to execute the various functions and/or processing data of electric terminal.The processor can be by integrated circuit
(Integrated Circuit, abbreviation IC) composition, such as the IC that can be encapsulated by single are formed, can also be by more of connection
The encapsulation IC of identical function or different function and form.For example, processor 310 can only include central processing unit
(Central Processing Unit, abbreviation CPU).In embodiments of the present invention, CPU can be single operation core, can also
To include multioperation core.
Communication unit 330, for establishing communication channel, so that the storage terminal be allow to be led to other terminals
Letter.It receives the user data of other terminals transmission or sends user data to other terminals.
The present invention also provides a kind of computer storage mediums, wherein the computer storage medium can be stored with program, the journey
Sequence may include step some or all of in each embodiment provided by the invention when executing.The storage medium can for magnetic disk,
CD, read-only memory (English: read-only memory, referred to as: ROM) or random access memory (English:
Random access memory, referred to as: RAM) etc..
Therefore, the present invention is by realizing that the backup of standby system backup logic creates, and backup is deleted, and Backup and Restore etc. connects
Mouthful, the volume management of storage system itself is made full use of when interface is realized, simplifies and purchases, and the characteristics such as snapshot reduce interface reality
Current complexity, and realize the depth integration with SAN storage system.The Backup Data in storage system can also benefit simultaneously
With the compression of storage system itself, physical space usage amount, the attainable technology of the present embodiment institute is effectively reduced in the functions such as duplicate removal
Effect may refer to described above, and details are not described herein again.
It is required that those skilled in the art can be understood that the technology in the embodiment of the present invention can add by software
The mode of general hardware platform realize.Based on this understanding, the technical solution in the embodiment of the present invention substantially or
Say that the part that contributes to existing technology can be embodied in the form of software products, which is stored in
Such as USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory in one storage medium
The various media that can store program code such as (RAM, Random Access Memory), magnetic or disk, including it is several
Instruction is used so that a terminal (can be personal computer, server or second terminal, the network terminal etc.) is held
Row all or part of the steps of the method according to each embodiment of the present invention.
Same and similar part may refer to each other between each embodiment in this specification.Implement especially for terminal
For example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring in embodiment of the method
Explanation.
In several embodiments provided by the present invention, it should be understood that disclosed system, system and method, it can be with
It realizes by another way.For example, system embodiment described above is only schematical, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of system or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
Although by reference to attached drawing and combining the mode of preferred embodiment to the present invention have been described in detail, the present invention
It is not limited to this.Without departing from the spirit and substance of the premise in the present invention, those of ordinary skill in the art can be to the present invention
Embodiment carry out various equivalent modifications or substitutions, and these modifications or substitutions all should in covering scope of the invention/appoint
What those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, answer
It is included within the scope of the present invention.Therefore, protection scope of the present invention is answered described is with scope of protection of the claims
It is quasi-.
Claims (10)
1. a kind of storage backup method based on SAN characterized by comprising
According to the basic duplicate volume of reel acquisition of information reel and by the reel change data write-in basic duplicate volume, base is generated
The snapshot of plinth duplicate volume；
The backup data information deleted as needed deletes the correspondence backup snapshots under corresponding basic duplicate volume；
The data information restored as needed obtains corresponding backup snapshots, restores number using the corresponding backup snapshots
According to.
2. the method according to claim 1, wherein the basic duplicate volume according to reel acquisition of information reel
And by the reel change data write-in basic duplicate volume, the snapshot of basic duplicate volume is generated, comprising:
The reel information searching basic duplicate volume corresponding with reel specified according to interface, in confirmation, there is no corresponding basis backups
Corresponding basic duplicate volume is created after volume；
Basic duplicate volume is written into the variance data of reel and basic duplicate volume；
It generates the snapshot of basic duplicate volume and marks the snapshot and generate the time.
3. the method according to claim 1, wherein the backup data information deleted as needed will correspond to
Backup snapshots under basic duplicate volume are deleted, comprising:
Corresponding backup snapshots are searched according to the specified backup information deleted of interface, and delete the corresponding backup snapshots；
There is no after backup snapshots, delete the basis backup under the basic duplicate volume where confirming the corresponding backup snapshots
Volume.
4. the method according to claim 1, wherein the data information acquisition restored as needed is right with it
The backup snapshots answered restore data using the corresponding backup snapshots, comprising:
According to the data information that the needs that interface is specified restore, corresponding backup snapshots are searched；
Data are restored into specified destination path according to the backup snapshots.
5. a kind of storage and backup system based on SAN characterized by comprising
Data backup unit is configured to according to the basic duplicate volume of reel acquisition of information reel and reel change data is written
The basis duplicate volume, generates the snapshot of basic duplicate volume；
Unit is deleted in backup, is configured to the backup data information deleted as needed the correspondence under corresponding basic duplicate volume is standby
Part snapshot is deleted；
Data recovery unit, the data information for being configured to restore as needed obtain corresponding backup snapshots, utilize institute
It states corresponding backup snapshots and restores data.
6. system according to claim 5, which is characterized in that the data backup unit includes:
Basis obtains module, is configured to the reel information searching specified according to interface basic duplicate volume corresponding with reel, In
There is no create corresponding basic duplicate volume after corresponding basic duplicate volume for confirmation；
Data write. module is configured to the variance data of reel and basic duplicate volume basic duplicate volume is written；
Snapshot generation module is configured to generate the snapshot of basic duplicate volume and mark the snapshot to generate the time.
7. system according to claim 5, which is characterized in that the backup deletes unit and includes:
Snapshot removing module is configured to search corresponding backup snapshots according to the specified backup information deleted of interface, and deletes
The corresponding backup snapshots；
Basic removing module is configured to that backup snapshots are not present under the basic duplicate volume where confirming the corresponding backup snapshots
Afterwards, the basic duplicate volume is deleted.
8. system according to claim 5, which is characterized in that the data recovery unit includes:
Backup searching module is configured to the data information restored according to the needs that interface is specified, searches corresponding backup snapshots；
Data memory module is configured to be restored data into specified destination path according to the backup snapshots.
9. a kind of terminal characterized by comprising
Processor；
The memory executed instruction for storage processor；
Wherein, the processor is configured to perform claim requires the described in any item methods of 1-4.
10. a kind of computer readable storage medium for being stored with computer program, which is characterized in that the program is executed by processor
Shi Shixian method for example of any of claims 1-4.
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| CN201910605136.8A CN110489273A (en) | 2019-07-05 | 2019-07-05 | A kind of storage backup method, system, terminal and storage medium based on SAN |
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| CN201910605136.8A CN110489273A (en) | 2019-07-05 | 2019-07-05 | A kind of storage backup method, system, terminal and storage medium based on SAN |
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Cited By (1)
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| CN114090344A (en) * | 2022-01-19 | 2022-02-25 | 苏州浪潮智能科技有限公司 | Method, device, equipment and medium for deleting backup resources of container cluster |
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Application publication date: 20191122 |