CN106445746A - Method and device for disaster recovery backup facing emergency replacement - Google Patents
Method and device for disaster recovery backup facing emergency replacement Download PDFInfo
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- CN106445746A CN106445746A CN201610892560.1A CN201610892560A CN106445746A CN 106445746 A CN106445746 A CN 106445746A CN 201610892560 A CN201610892560 A CN 201610892560A CN 106445746 A CN106445746 A CN 106445746A
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- object server
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- format file
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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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- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
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Abstract
The embodiment of the invention discloses a method and device for disaster recovery backup facing emergency replacement. The method comprises the steps of receiving disk contents stored in an object server, processing the disk contents to be a disk mirrored volume format file, and generating a snapshot for the disk mirrored volume format file; if it is determined and learnt that the object server is subjected to service disasters, performing switching to an emergency replacement mode, starting the disk mirrored volume format file, and replacing the object server to operate an application program in the disk mirrored volume format file. By processing the disk contents stored in the object server to be the disk mirrored volume format file and then generating the snapshot, when the object server is subjected to the service disasters, switching is directly performed to the emergency replacement mode, the disk mirrored volume format file is started, and the object server is replaced to operate the application program in the disk mirrored volume format file. The disaster recovery time is short, the service interruption time is remarkably reduced, and the investment and maintenance difficulty is reduced.
Description
Technical field
The present embodiments relate to field of computer technology, and in particular to a kind of towards the emergent disaster-tolerant backup method that takes over
And device.
Background technology
When there is collapse in software system, can be with considerably less step, by system reconstructing, including mending to system
Fourth, the reconstruction of application software data, can so improve the accuracy of recovery, shorten recovery time, when shortening service disconnection
Between, this process is referred to as resumption of system disaster.
Existing resumption of system disaster method includes following four kinds：
(1) a public CD is adopted, and all of system all adopts this Zhang Guangpan.This CD can start
System, while network can be started, then backup server will be backed up in the DISK to Image in tape library (or virtual tape library)
Hold or the first main partition content recovery is to disaster machine.No matter so disaster machine had many Large Volume Datas originally, can deposit
In the alternate device of whole standby system, unification is managed, and need not often carve CD, that is to say, that CD is not required to
Often to update.
(2) need, for CD is individually carved per platform computer, to need when recovery to recover using targetedly CD,
The CD of oneself is required for per platform machine, and needs periodically to constantly update.The maximum deficiency of this mode is will often to carve light
Disk, if too long without CD or CD when otherwise disaster occurs, after all affecting the speed that recovers and recovering
State.
(3) needing by network startup when recovering, that is, the main frame of a same operation system is needed to have as drawing
Machine is led, is then recovered using the content of backup.
(4) calamity that operating system oneself is provided is for instrument.For most of Unix minicomputers, system backup work is all provided
Tool.By means of the magnetic tape controller that system itself is provided, using a simple order, HP-UX is just permissible using make_recovery
Whole root volume is backuped on the 4mm tape that server is carried.Recover when, this disk tape can with self-starting system,
Just can be by whole root roll recovery on hard disk using an order.The benefit of this mode be simple and economical, especially right
In Unix system, such mode is convenient more than BMR module that backup software is provided, safety and economy, because backup software is carried
For BMR module generally require other servers of same platform starting.
During the embodiment of the present invention is realized, inventor has found that existing method, in disaster recovery, is required for elder generation
Write back data is carried out, is then recovered operation system operation, or need to dispose the Disaster Recovery Service of physics or virtuality in advance, pass through
Data exchange realizes the disaster-tolerant recovery of business service, causes service recovery time long, or takes substantial amounts of hardware resource and dimension
Shield resource.
Content of the invention
As existing method is in disaster recovery, service recovery time is long, or takes substantial amounts of hardware resource and dimension
The problem of shield resource, the embodiment of the present invention proposes a kind of towards the emergent disaster-tolerant backup method that takes over and device.
In a first aspect, the embodiment of the present invention proposes a kind of disaster-tolerant backup method that takes over towards meeting an urgent need, including：
The disc content for storing in object server is received, the disc content is processed as disk mirroring volume format text
Part, and to the disk mirroring volume format file generated snapshot；
If judging to know that the object server occurs business disaster, switching to meets an urgent need takes over pattern, starts the magnetic
Disk mirroring volume format file, takes over the object server and runs the application program in the disk mirroring volume format file.
Alternatively, the disc content for receiving storage in object server, further includes：
The disc content for storing in timing receipt object server.
Alternatively, the disc content for receiving storage in object server, further includes：
The disc content for storing in real-time reception object server.
Alternatively, if described judge to know that the object server occurs business disaster, start disk mirroring volume
Formatted file, further includes：
If judging to know that the object server occurs business disaster, network startup is stored by network startup, optical fiber
Or the mode that virtual machine starts starts the disk mirroring volume format file.
Alternatively, methods described also includes：
Disc content in the disk mirroring volume format file is recovered to the object server, controls the object
Server Restart, and switch to object server operational mode.
Second aspect, the embodiment of the present invention also proposes a kind of disaster-tolerant backup device that takes over towards meeting an urgent need, including：
Disk Backup module, for receiving the disc content for storing in object server, the disc content is processed as
Disk mirroring volume format file, and the disk mirroring volume format file is backed up；
Meet an urgent need and module is taken over, if for judging to know that the object server occurs business disaster, switching to emergent connecing
For pattern, start the disk mirroring volume format file, take over the object server and run the disk mirroring volume format text
Application program in part.
Alternatively, the Disk Backup module is further used for the disc content that store in timing receipt object server.
Alternatively, the Disk Backup module is further used for the disc content that store in real-time reception object server.
Alternatively, if the emergent module of taking over is further used for judging to know that the object server occurs business calamity
Difficulty, then start disk mirroring volume format text by way of network startup, optical fiber store network startup or virtual machine starts
Part.
Alternatively, described device also includes：
Disk recovery module, for recovering to take the disc content in the disk mirroring volume format file to the object
Business device, controls the object server to restart, and switches to object server operational mode.
As shown from the above technical solution, the embodiment of the present invention is by the disc content for storing in object server to be processed as
Snapshot is generated after disk mirroring volume format file, enable to when object server occurs business disaster, being directly switch into should
Pattern is suddenly taken over, starts disk mirroring volume format file, take over the object server and run the disk mirroring volume format text
Application program in part.The disaster recovery time is shorter, and service outage duration is significantly reduced；While reducing investment and maintenance difficulties.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for technology description is had to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these figures.
A kind of schematic flow sheet towards the emergent disaster-tolerant backup method that takes over that Fig. 1 is provided for one embodiment of the invention；
A kind of structural representation towards the emergent disaster-tolerant backup device that takes over that Fig. 2 is provided for one embodiment of the invention.
Specific embodiment
Below in conjunction with the accompanying drawings, the specific embodiment of the present invention is further described.Following examples are only used for more
Technical scheme is clearly demonstrated, and can not be limited the scope of the invention with this.
Hereinafter related notion according to the present invention is described：
Backup：For dealing with the fortuitous event that file, loss of data or damage etc. are likely to occur, electronic computer storage is set
Data duplication in standby is in the mass-memory units such as tape.So as to the program of independent independent storage or text in original text
Part copy.
Disaster tolerance system：In strange land relatively far apart, two sets or many set function identical IT system is set up, permissible from each other
Carry out state of health monitoring and function switching, at one system because unexpected (such as fire, earthquake etc.) quit work when, whole apply
System can be switched to another place so that the systemic-function can continue normal work.Disaster tolerance technology is the high availability of system
One ingredient of technology, disaster tolerance system is more emphasized to process impact of the external environment to system, particularly catastrophic event
Impact to whole IT node, provides node level other system recovery function.
Backup is the basis of disaster tolerance system, refers to that operational error or the system failure occur for anti-locking system causes data to be lost
Lose, and all or part of data acquisition system is copied to from the hard disk of applied host machine or array the process of other storage mediums.Pass
The data backup of system mainly carries out cold standby using internal or external magnetic tape controller.But this mode can only prevent operation from losing
The man-made faults such as mistake, and its recovery time is also very long.With the continuous development of technology, the magnanimity of data increases, many enterprise
Industry begins with network backup.Network backup typically combines corresponding hardware and storage by the data storage management software of specialty
Equipment is realizing.
Fig. 1 shows a kind of schematic flow sheet towards the emergent disaster-tolerant backup method that takes over that the present embodiment is provided, bag
Include：
The disc content for storing in S101, reception object server, the disc content is processed as disk mirroring and rolls up lattice
Formula file, and to the disk mirroring volume format file generated snapshot；
Wherein, the object server is the server for storing and executing application-specific.
The disc content is the correlative link of the system, application, data and the application operation that are stored in object server
Border configuration etc..
The disk mirroring volume format file is the formatted file that directly can run.
Specifically, the disc content of multiple object servers is backed up to disaster tolerance storage in emergent disaster tolerance system on demand
Area, directly saves as the disk mirroring volume format that can directly initiate in order to disaster recovery, and what mirrored volume included object server is
Relevant environment configuration that system, application, data and application run etc..
If S102 judges to know that the object server occurs business disaster, switching to meets an urgent need takes over pattern, starts institute
Disk mirroring volume format file is stated, is taken over the object server and run the application journey in the disk mirroring volume format file
Sequence.
Wherein, the business disaster is broken down for object server causes business execute.
The emergent pattern of taking over is the disk mirroring volume format file for being executed backup by emergent disaster tolerance system, replaces object
The operation of server.
Wherein, disk mirroring volume format file can generate snapshot in emergent disaster tolerance system on demand, realize historical data
Recovery.
The present embodiment is disaster tolerance of meeting an urgent need, and realizes the data of backup, it is not necessary to which write-back recovers, you can be useable immediately for starting industry
Business, takes over the business service of disorderly closedown, the controlled time to os starting, usually 3～5 minutes, during service disconnection
Between significantly reduce.Meanwhile, the data of backup need not be anticipated, be disposed, and can be used directly, it is not necessary to specific disaster tolerance service
Device, reduces resource, the cost that safeguards.The solution of High Availabitity is compared, a disaster tolerance system can be entered to multiple service servers
Row disaster tolerance is protected, and significantly reduces investment and maintenance difficulties.Meanwhile, possess snapshot and rollback function, it is possible to resolve because of reasons such as errors
The data loss problem for causing.
The present embodiment is raw after the disc content for storing in object server to be processed as disk mirroring volume format file
Become snapshot, enable to when object server occurs business disaster, being directly switch into meets an urgent need takes over pattern, starts disk mirroring
Volume format file, takes over the object server and runs the application program in the disk mirroring volume format file.Disaster recovery
Time is shorter, and service outage duration is significantly reduced；While reducing investment and maintenance difficulties.
Further, on the basis of said method embodiment, the magnetic for storing in object server is received described in S101
Disk content, further includes：
The disc content for storing in timing receipt object server.
Specifically, according to specific needs, the disc content for storing in timing receipt object server, and constantly update preservation
Disk mirroring volume format file.Timing the disc content for storing in object server can be generated snapshot on demand.
Further, on the basis of said method embodiment, the magnetic for storing in object server is received described in S101
Disk content, further includes：
The disc content for storing in real-time reception object server.
Specifically, according to specific needs, the disc content for storing in real-time reception object server, and constantly update preservation
Disk mirroring volume format file.In real time the disc content for storing in object server can be generated snapshot on demand.
Further, on the basis of said method embodiment, if S102 further includes to judge to know that the object takes
There is business disaster in business device, then start the magnetic by way of network startup, optical fiber store network startup or virtual machine starts
Disk mirroring volume format file.
Specifically, when disaster occurs, by way of network startup, optical fiber storage network startup, virtual machine start, directly
Start the mirrored volume for having backed up, after the completion of startup, complete the emergent of shutdown service and take over, now business is in emergency rating.
Further, on the basis of said method embodiment, methods described also includes：
S103, the disc content in the disk mirroring volume format file is recovered to the object server, control institute
State object server to restart, and switch to object server operational mode.
Specifically, when condition possesses, under emergency rating, using mirrored volume, write back data is carried out to former service server
Recover, after the completion of write-back, restart server, stop meeting an urgent need, business disaster recovers to complete.
Fig. 2 shows a kind of structural representation towards the emergent disaster-tolerant backup device that takes over that the present embodiment is provided, institute
Stating device includes：Disk Backup module 201 takes over module 202 with emergent, wherein：
The Disk Backup module 201 is used for receiving the disc content for storing in object server, by the disc content
Disk mirroring volume format file is processed as, and to the disk mirroring volume format file generated snapshot；
If the emergent module 202 of taking over is switched to for judging to know that the object server occurs business disaster
Meet an urgent need and pattern is taken over, start the disk mirroring volume format file, take over the object server and run the disk mirroring volume
Application program in formatted file.
Specifically, the Disk Backup module 201 receives the disc content for storing in object server, by the disk
Hold and disk mirroring volume format file is processed as, and the disk mirroring volume format file is backed up；Described meeting an urgent need takes over mould
If block 202 judges to know that the object server occurs business disaster, switching to meets an urgent need takes over pattern, starts the disk mirror
As volume format file, take over the object server and run the application program in the disk mirroring volume format file.
The present embodiment is by being processed as disk mirroring volume format file standby by the disc content for storing in object server
Part, enable to when object server occurs business disaster, being directly switch into meets an urgent need takes over pattern, starts disk mirroring volume lattice
Formula file, takes over the object server and runs the application program in the disk mirroring volume format file.The disaster recovery time
Shorter, service outage duration is significantly reduced；While reducing investment and maintenance difficulties.
Further, on the basis of said apparatus embodiment, the Disk Backup module 201 is further used for timing and connects
Receive the disc content for storing in object server.
Further, on the basis of said apparatus embodiment, the Disk Backup module 201 is further used for connecing in real time
Receive the disc content for storing in object server.
Further, on the basis of said apparatus embodiment, if the emergent module 202 of taking over is further used for judging
Know that the object server occurs business disaster, then started by network startup, optical fiber storage network startup or virtual machine
Mode starts the disk mirroring volume format file.
Further, on the basis of said apparatus embodiment, described device also includes：
Disk recovery module, for recovering to take the disc content in the disk mirroring volume format file to the object
Business device, controls the object server to restart, and switches to object server operational mode.
Can be used for executing said method embodiment towards the emergent disaster-tolerant backup device that takes over described in the present embodiment, its
Principle is similar with technique effect, and here is omitted.
Device embodiment described above is only that schematically wherein the unit for illustrating as separating component can
To be or may not be physically separate, as the part that unit shows can be or may not be physics list
Unit, you can be located at a place, or can also be distributed on multiple NEs.Which is selected according to the actual needs can
In some or all of module realizing the purpose of this embodiment scheme.Those of ordinary skill in the art are not paying creativeness
Work in the case of, you can to understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
Mode by software plus required general hardware platform is realizing, naturally it is also possible to by hardware.Based on such understanding, on
State the part that technical scheme substantially contributes prior art in other words to embody in the form of software product, should
Computer software product can be stored in a computer-readable storage medium, such as ROM/RAM, magnetic disc, CD etc., including some fingers
Order is used so that a computer equipment (can be personal computer, server, or network equipment etc.) executes each enforcement
Method described in some parts of example or embodiment.
It should be noted that：Above example only in order to technical scheme to be described, rather than a limitation；Although reference
Previous embodiment has been described in detail to the present invention, it will be understood by those within the art that：Which still can be right
Technical scheme described in foregoing embodiments is modified, or carries out equivalent to which part technical characteristic；And this
A little modifications or replacement, do not make the essence of appropriate technical solution depart from spirit and the model of various embodiments of the present invention technical scheme
Enclose.
Claims (10)
1. a kind of towards the emergent disaster-tolerant backup method that takes over, it is characterised in that to include：
The disc content for storing in object server is received, the disc content is processed as disk mirroring volume format file, and
To the disk mirroring volume format file generated snapshot；
If judging to know that the object server occurs business disaster, switching to meets an urgent need takes over pattern, starts the disk mirror
As volume format file, take over the object server and run the application program in the disk mirroring volume format file.
2. method according to claim 1, it is characterised in that the disc content for storing in the reception object server,
Further include：
The disc content for storing in timing receipt object server.
3. method according to claim 1, it is characterised in that the disc content for storing in the reception object server,
Further include：
The disc content for storing in real-time reception object server.
4. method according to claim 1, it is characterised in that if described judge to know that the object server occurs business
Disaster, then start the disk mirroring volume format file, further include：
If judging to know that the object server occurs business disaster, network startup or void are stored by network startup, optical fiber
The mode that plan machine starts starts the disk mirroring volume format file.
5. the method according to any one of claim 1-4, it is characterised in that methods described also includes：
Disc content in the disk mirroring volume format file is recovered to the object server, controls the objects services
Think highly of and open, and switch to object server operational mode.
6. a kind of towards the emergent disaster-tolerant backup device that takes over, it is characterised in that to include：
Disk Backup module, for receiving the disc content for storing in object server, the disc content is processed as disk
Mirrored volume formatted file, and to the disk mirroring volume format file generated snapshot；
Meet an urgent need and module is taken over, if for judging to know that the object server occurs business disaster, switching to meets an urgent need takes over mould
Formula, starts the disk mirroring volume format file, takes over the object server and runs in the disk mirroring volume format file
Application program.
7. device according to claim 6, it is characterised in that the Disk Backup module is further used for timing receipt pair
As the disc content for storing in server.
8. device according to claim 6, it is characterised in that the Disk Backup module is further used for real-time reception pair
As the disc content for storing in server.
9. device according to claim 6, it is characterised in that if the emergent module of taking over is further used for judging to know
There is business disaster in the object server, then by way of network startup, optical fiber store network startup or virtual machine starts
Start the disk mirroring volume format file.
10. the device according to any one of claim 6-9, it is characterised in that described device also includes：
Disk recovery module, for recovering the disc content in the disk mirroring volume format file to the objects services
Device, controls the object server to restart, and switches to object server operational mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610892560.1A CN106445746A (en) | 2016-10-12 | 2016-10-12 | Method and device for disaster recovery backup facing emergency replacement |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610892560.1A CN106445746A (en) | 2016-10-12 | 2016-10-12 | Method and device for disaster recovery backup facing emergency replacement |
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Family
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| CN201610892560.1A Pending CN106445746A (en) | 2016-10-12 | 2016-10-12 | Method and device for disaster recovery backup facing emergency replacement |
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| CN110427281A (en) * | 2019-06-28 | 2019-11-08 | 苏州浪潮智能科技有限公司 | A kind of method, equipment and the medium of the fast quick-recovery of database |
| CN110677469A (en) * | 2019-09-23 | 2020-01-10 | 上交所技术有限责任公司 | Security disaster recovery backup system and disaster recovery backup implementation method |
| CN111327467A (en) * | 2020-02-21 | 2020-06-23 | 苏州浪潮智能科技有限公司 | Server system, disaster recovery backup method thereof and related equipment |
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Application publication date: 20170222 |