CN109117310A - Realize disaster tolerance system, the method and device of data backup - Google Patents
Realize disaster tolerance system, the method and device of data backup Download PDFInfo
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- CN109117310A CN109117310A CN201810899923.3A CN201810899923A CN109117310A CN 109117310 A CN109117310 A CN 109117310A CN 201810899923 A CN201810899923 A CN 201810899923A CN 109117310 A CN109117310 A CN 109117310A
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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
- G06F11/30—Monitoring
- G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
- G06F11/3466—Performance evaluation by tracing or monitoring
- G06F11/3476—Data logging
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Abstract
The present invention provides a kind of disaster tolerance systems for realizing data backup, method and device, are related to the technical field of data backup, which includes the first disaster recovery and backup systems and the second disaster recovery and backup systems；First disaster recovery and backup systems, the second disaster recovery and backup systems are communicated to connect with production system respectively, and the second disaster recovery and backup systems and the first disaster recovery and backup systems communicate to connect；First disaster recovery and backup systems are used to obtain and save the creation data of production system；Creation data is the business datum of production system；Second disaster recovery and backup systems are used to obtain and save the record of production of production system；The record of production is the change conditions data of business datum；Second disaster recovery and backup systems are also used to for the record of production to be sent to the first disaster recovery and backup systems；First disaster recovery and backup systems are also used to receive the record of production, and remedy according to the record of production creation data of the production system of preservation.The embodiment of the present invention ensure that the integrality of Backup Data, avoid user's economic loss, while can also reduce unnecessary social influence.
Description
Technical field
The present invention relates to technical field of data backup, more particularly, to a kind of disaster tolerance system for realizing data backup, method
And device.
Background technique
With the extension of scope of the enterprise, the data backup in the original consciousness of user can no longer meet key business to system
Availability, real-time, the demand of safety, it is often more important that the data of local backup are often because various factors is by broken
It is bad, such as earthquake, fire, loss.Based on this, large enterprise is generally by establishing strange land Disaster Preparation Center at present, by strange land
Disaster backup system is established, the redundancy ability that data resist various possible security risks is always further increased, guarantees sending out
Business continuance in the case where raw center and region class disaster.Although existing disaster backup system improves to a certain extent
Data resist the redundancy ability of various security risks, but it cannot be guaranteed that the integrality of Backup Data, once there is significant data to lose
Mistake is not backed up, it will causes economic loss or public opinion to influence to user.And the technology for improving Backup Data integrality, not yet
It is proposed better scheme.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of disaster tolerance system for realizing data backup, method and device,
On the basis of not changing existing system framework and stability, it is ensured that Backup Data zero is lost.
In a first aspect, the embodiment of the invention provides a kind of disaster tolerance system for realizing data backup, which includes: first
Disaster recovery and backup systems and the second disaster recovery and backup systems；First disaster recovery and backup systems, the second disaster recovery and backup systems are communicated to connect with production system respectively, the second calamity
Standby system and the first disaster recovery and backup systems communicate to connect；First disaster recovery and backup systems are used to obtain and save the creation data of production system；It is raw
Produce the business datum that data are production system；Second disaster recovery and backup systems are used to obtain and save the record of production of production system；Production
It is recorded as the change conditions data of business datum；Second disaster recovery and backup systems are also used to for the record of production to be sent to the first disaster recovery and backup systems；
First disaster recovery and backup systems are also used to receive the record of production, and remedy according to the record of production creation data of the production system of preservation.
With reference to first aspect, the embodiment of the invention provides the first possible embodiments of first aspect, wherein the
One disaster recovery and backup systems and production system are arranged in different regions；Second disaster recovery and backup systems and production system are arranged in areal.
With reference to first aspect, the embodiment of the invention provides second of possible embodiments of first aspect, wherein the
One disaster recovery and backup systems further include matching module；Matching module is for comparing creation data and the record of production, to obtain demand
The record of production；Matching module is also used to for the demand record of production being sent to the second disaster recovery and backup systems, and receives the second disaster recovery and backup systems hair
The element of transaction sent；Matching module generates target creation data according to element of transaction and target creation data is saved in the first calamity
Standby system.
Second aspect, the embodiment of the present invention also provide a kind of disaster recovery method for realizing data backup, and this method is applied to the
Two disaster recovery and backup systems, the second disaster recovery and backup systems and the first disaster recovery and backup systems communicate to connect, the first disaster recovery and backup systems, the second disaster recovery and backup systems respectively with
Production system communication connection, comprising: obtain and save the record of production of production system；The record of production is the variation feelings of business datum
Condition data；When production system is interrupted, the record of production is sent to the first disaster recovery and backup systems, so that the first disaster recovery and backup systems are according to production
Record remedies corresponding creation data.
In conjunction with second aspect, the embodiment of the invention provides the first possible embodiments of second aspect, wherein obtains
The step of taking and saving the record of production of production system, comprising: whether the business datum for judging production system is that record traffic becomes
The emotionally data of condition；If so, determining that business datum is the record of production；It obtains business datum and saves, obtain the record of production.
In conjunction with second aspect and its first possible embodiment, the embodiment of the invention provides the second of second aspect
The possible embodiment of kind, this method further include: obtain the system time of production system；The object time is determined according to system time
Section；The record of production other than the delete target period.
In conjunction with second aspect, the embodiment of the invention provides the third possible embodiments of second aspect, wherein will
The record of production is sent to the step of the first disaster recovery and backup systems, comprising: the parsing record of production obtains element of transaction；It is standby to receive the first calamity
The demand record of production of system；Corresponding element of transaction is sent to the first disaster recovery and backup systems by the record of production according to demand.
The third aspect, the embodiment of the invention provides a kind of disaster tolerance devices for realizing data backup, and it is standby to be applied to the second calamity
System, the second disaster recovery and backup systems and the first disaster recovery and backup systems communicate to connect, and the first disaster recovery and backup systems, the second disaster recovery and backup systems are with production respectively
System communication connection, which includes: data acquisition module, for obtaining and saving the record of production of production system；The record of production
For the change conditions data of business datum；Communication module, for when production system is interrupted, the record of production to be sent to the first calamity
Standby system, so that the first disaster recovery and backup systems remedy corresponding creation data according to the record of production.
In conjunction with the third aspect, the embodiment of the invention provides the first possible embodiments of the third aspect, wherein number
According to obtain module, be also used to: judge production system business datum whether be record traffic change conditions data；If so,
Determine that business datum is the record of production；It obtains business datum and saves, obtain the record of production.
In conjunction with the third aspect, the embodiment of the invention provides second of possible embodiments of the third aspect, wherein logical
Interrogate module, be also used to: the parsing record of production obtains element of transaction；Receive the demand record of production of the first disaster recovery and backup systems；According to need
Ask the record of production that corresponding element of transaction is sent to the first disaster recovery and backup systems.
The embodiment of the present invention brings following the utility model has the advantages that the embodiment of the invention provides a kind of appearances for realizing data backup
Calamity system, method and device are obtained by the second disaster recovery and backup systems communicated to connect with production system and save the life of production system
Record is produced, the second disaster recovery and backup systems and the first disaster recovery and backup systems communicate to connect, when production system is by destroying so that when interrupting, the second calamity
The record of production is sent to the first disaster recovery and backup systems by standby system, and the first disaster recovery and backup systems are to from production according to the record of production received
The creation data that system obtains is remedied, so that the creation data of the first disaster recovery and backup systems backup realizes that zero loses, ensure that backup
The integrality of data avoids user's economic loss, while can also reduce unnecessary social influence.
Other feature and advantage of the disclosure will illustrate in the following description, alternatively, Partial Feature and advantage can be with
Deduce from specification or unambiguously determine, or by implement the disclosure above-mentioned technology it can be learnt that.
To enable the above objects, features, and advantages of the disclosure to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the disaster tolerance system calling logic schematic diagram provided in an embodiment of the present invention for realizing data backup；
Fig. 2 is calling logic schematic diagram in the prior art provided in an embodiment of the present invention；
Fig. 3 is the disaster recovery method structural block diagram provided in an embodiment of the present invention for realizing data backup；
Fig. 4 is the disaster tolerance apparatus structure block diagram provided in an embodiment of the present invention for realizing data backup.
Icon:
31- data acquisition module；32- communication module.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Currently, since production system to strange land Disaster Preparation Center is generally apart from several hundred or even thousands of kilometers, data transmission delay
It is larger, it is undoubtedly very huge on production performance influence using data duplicates technology, it is typically now all multiple using asynchronous data
Technology processed realizes that the strange land calamity of data is standby, when disaster, which occurs, for production system needs to be switched to strange land Disaster Preparation Center, due to strange land
Disaster Preparation Center's data have partial loss, and economic loss and social influence can be caused to enterprise, while also can be to Disaster Preparation Center's system
It switches to production and brings certain risk.
Based on this, a kind of disaster tolerance system that realizing data backup provided in an embodiment of the present invention, method and device, Ke Yi
It is under the premise of guaranteeing that existing production system framework and stability are constant, transaction request duplication is a to not far apart from production system
Same city center, and the critical data for being used to restore is saved after being parsed to data.
For convenient for understanding the present embodiment, data backup is realized to a kind of disclosed in the embodiment of the present invention first
Disaster tolerance system describes in detail.
Embodiment 1
The embodiment of the present invention 1 provides a kind of disaster tolerance system for realizing data backup, and realization data shown in Figure 1 are standby
The disaster tolerance system calling logic schematic diagram of part, which includes: the first disaster recovery and backup systems and the second disaster recovery and backup systems；The standby system of first calamity
System, the second disaster recovery and backup systems are communicated to connect with production system respectively, and the second disaster recovery and backup systems and the first disaster recovery and backup systems communicate to connect；
First disaster recovery and backup systems are used to obtain and save the creation data of production system；Creation data is the business of production system
Data.
Production system is the information system of the running of support unit's routine work under normal circumstances, including creation data, production
Data processing system and production network.Creation data is the business datum of production system, including to every business operation and
Operation note.First disaster recovery and backup systems are used for backup production data, when, which there are the reasons such as natural calamity, in production system to break down,
The creation data of the first disaster recovery and backup systems can be used to restore business.
Second disaster recovery and backup systems are used to obtain and save the record of production of production system；The record of production is the variation of business datum
Situation data.
The record of production of production system is the change conditions data of business datum, the i.e. operation note to every business.Root
According to the available creation data of the record of production, compared to creation data, the record of production occupies less memory space, and the second calamity is standby
System obtains and saves the record of production of production system, compared to obtaining and saving creation data, needs smaller calculation amount.
Second disaster recovery and backup systems are also used to for the record of production to be sent to the first disaster recovery and backup systems.
Calling logic schematic diagram in the prior art shown in Figure 2, although the Backup Data energy of the first disaster recovery and backup systems
It enough realizes the backup of creation data, but can not guarantee the integrality of Backup Data, the creation data backed up is compared
A degree of loss is likely to occur in the manufacturing side.
The disaster tolerance system calling logic schematic diagram of realization data backup shown in Figure 1, the second disaster recovery and backup systems and first
Disaster recovery and backup systems communication connection, is sent to the first disaster recovery and backup systems for the record of production of storage, for what is backed up to the first disaster recovery and backup systems
Data are made up, i.e. the second disaster recovery and backup systems are also used to provide the branch for guaranteeing its integrality for the data that the first disaster recovery and backup systems back up
Support.
First disaster recovery and backup systems are also used to receive the record of production, and remedy according to the record of production production of the production system of preservation
Data.
First disaster recovery and backup systems receive the record of production that the second disaster recovery and backup systems are sent, and generate corresponding production according to the record of production
Data, for example, the record of production are as follows: client A in certain year in such a month, and on such a day divide to 900 yuans of certain fund account, the account by some time
The original amount of money of user data is 100 yuan of RMB.Creation data so corresponding with the record of production are as follows: account amount of money before trading
Are as follows: 100 yuan of RMB, account amount of money after transaction are as follows: 1000 yuan.When the first disaster recovery and backup systems Backup Data is that " account is golden before trading
When volume are as follows: 100 yuan of RMB ", it is available by remedying to receive the record of production that the second disaster recovery and backup systems are sent: " after transaction
The creation data of account amount of money are as follows: 1000 yuan ".
The embodiment of the invention provides a kind of disaster tolerance systems for realizing data backup, pass through what is communicated to connect with production system
Second disaster recovery and backup systems obtain and save the record of production of production system, and the second disaster recovery and backup systems and the first disaster recovery and backup systems communicate to connect,
When production system is by destroying so that when interrupting, the record of production is sent to the first disaster recovery and backup systems, the first calamity by the second disaster recovery and backup systems
Standby system remedies the creation data obtained from production system according to the record of production received, so that the first disaster recovery and backup systems
The creation data of backup realizes that zero loses, and ensure that the integrality of Backup Data, avoids user's economic loss, while can also reduce
Unnecessary social influence.
In order to guarantee the safety of Backup Data, prevent from being destroyed because of various factors, such as earthquake, fire, loss etc.,
It can be by establishing strange land Disaster Preparation Center, by establishing disaster backup system in strange land, to be supported to further increase data
Drive the redundancy ability of various possible security risks.Specific practice can be with are as follows:
First disaster recovery and backup systems and production system are arranged in different regions；Second disaster recovery and backup systems are arranged with production system same
Area.
Due to artificial or natural, information system operation catastrophe failure or paralysis are caused, supports information system
Business function pauses or service level is unacceptable, reaches the unexpected incidents of specific time, and typically resulting in information system needs
It is switched to the operation of strange land Disaster Preparation Center place.Strange land Disaster Preparation Center refers in the calamity that a backup is established in the city in strange land is standby
The heart, for the data backup of production system, when the reasons such as natural calamity, which occurs, in production system to break down, strange land disaster recovery and backup systems
The recovery of business can be carried out with Backup Data.
First disaster recovery and backup systems are arranged in the area different from production system, form strange land Disaster Preparation Center.Since production is
It unites to strange land Disaster Preparation Center generally apart from several hundred or even thousands of kilometers, data transmission delay is larger, using data duplicates skill
Art is undoubtedly very huge on production performance influence, and the strange land calamity of data is typically now all realized using asynchronous data replication technology
It is standby, when disaster, which occurs, for production system needs to be switched to strange land Disaster Preparation Center, since strange land Disaster Preparation Center data have partial loss,
Economic loss and social influence can be caused to enterprise, while can also switch to production to Disaster Preparation Center's system and bring certain wind
Danger.
Second disaster recovery and backup systems and production system are arranged in areal, are guaranteeing existing production system framework and stability
It is under the premise of constant, transaction request duplication is a to the same city center not far apart from production system, and data are parsed
The critical data for being used to restore is saved afterwards, to solve the problems, such as that strange land calamity not can guarantee zero loss for data.
In addition, the second disaster recovery and backup systems and the first disaster recovery and backup systems, production system are loose coupling relation, i.e., when the standby system of the second calamity
System goes wrong, and will not influence the normal operation of the first disaster recovery and backup systems and production system, increases reliability and flexibility.
In view of realizing remedying for creation data convenient for the first disaster recovery and backup systems, the first disaster recovery and backup systems further include matching module,
The specific work process for remedying creation data using the record of production is as follows:
(1) matching module is for comparing creation data and the record of production, to obtain the demand record of production.
Matching module is arranged in the first disaster recovery and backup systems, creation data for saving the first disaster recovery and backup systems with receive
The second disaster recovery and backup systems send the record of production compare, obtained comparing result is the demand record of production.Demand production
Record includes the record of production that the first disaster recovery and backup systems do not save corresponding creation data.The production saved in first disaster recovery and backup systems
The corresponding record of production of data is not counted in the demand record of production.
(2) matching module is also used to for the demand record of production being sent to the second disaster recovery and backup systems, and receives the second disaster recovery and backup systems
The element of transaction of transmission.
The demand record of production is sent to the second disaster recovery and backup systems by matching module, the second disaster recovery and backup systems to the demand record of production into
Row parsing obtains the element of transaction such as serial number, customer ID, mechanism number, exchange hour, the friendship that the second disaster recovery and backup systems obtain parsing
Easy element is saved in local data base.When production system is interrupted, the first disaster recovery and backup systems are switched successfully and are not yet externally sought
When industry, the element of transaction sent by the second disaster recovery and backup systems is received, is remedied with the creation data to the first Disaster Preparation Center, realized
Strange land data zero are lost.
(3) matching module generates target creation data according to element of transaction and that target creation data is saved in the first calamity is standby
System.
Target creation data is the creation data that add in the first disaster recovery and backup systems, and target creation data can basis
The element of transaction received generates.
It compares to obtain the demand record of production by matching module, the record of production generates accordingly the second disaster recovery and backup systems according to demand
Production factors and be sent to the first disaster recovery and backup systems carry out data remedy, improve the efficiency that data are remedied, reach the zero of data
It loses.
Embodiment 2
The embodiment of the present invention 2 provides a kind of disaster recovery method for realizing data backup, and realization data shown in Figure 3 are standby
The disaster recovery method structural block diagram of part, this method are applied to the second disaster recovery and backup systems, and the second disaster recovery and backup systems are communicated with the first disaster recovery and backup systems
Connection, the first disaster recovery and backup systems, the second disaster recovery and backup systems are communicated to connect with production system respectively, this method comprises:
Step S202 obtains and saves the record of production of production system；The record of production is the change conditions number of business datum
According to.
Second disaster recovery and backup systems pass through Sniffer (grabbing data packet software) from production system intercept network data packet, by business
Access message carries out crawl and back up with city real time data by network by the message grabbed, obtains the record of production.It is raw
Produce the change conditions data that record is business datum, the i.e. operation note to every business.Do not changing original access relation
In the case of, same city data are backed up, the influence to production system is smaller, and in value time storage system time section of city
Data, timing delete redundant data, reduce the occupancy of memory space.
The record of production is sent to the first disaster recovery and backup systems when production system is interrupted by step S204, so that the standby system of the first calamity
System remedies corresponding creation data according to the record of production.
Due to artificial or natural, information system operation catastrophe failure or paralysis are caused, supports information system
Business function pauses or service level is unacceptable, that is, causes the interruption of production system.When production system is interrupted, the second calamity is standby
The record of production is sent to the first disaster recovery and backup systems by system.First disaster recovery and backup systems remedy corresponding production according to the record of production received
Data.
The embodiment of the present invention uses the system architecture of loose coupling, is guaranteeing that existing production system framework and stability are constant
Under the premise of, transaction request duplication portion is arrived into the same city center not far apart from production system, i.e. the second disaster recovery and backup systems can be applied
In having production system and the first disaster recovery and backup systems, or there is three center framework of two places and strange land is using the major of asynchronous data replication technology
Enterprise can fundamentally solve the problems, such as that strange land calamity not can guarantee zero loss for data.
In order to reduce the occupancy of calculation amount and memory space resource, the influence to production system, the second disaster recovery and backup systems are reduced
It only intercepts the record of production of production system and is saved.The step of obtaining and saving the record of production of production system, comprising:
Judge production system business datum whether be record traffic change conditions data；If so, determining business number
According to for the record of production；It obtains business datum and saves, obtain the record of production.
Obtain production system business datum, judge business datum whether be record traffic change conditions data, if
It is, which is determined as the record of production and saves, if not, the business datum is given up, and continues to judge next industry
Business data.
In order to reduce the occupancy of memory space, this method is further comprising the steps of:
Obtain the system time of production system；Target time section is determined according to system time；Other than the delete target period
The record of production.
For example, determining that target time section is 1 hour, then the system that the second disaster recovery and backup systems only obtain and save production system
Nearest 1 hour data, the data except 1 hour are deleted in time.The duration of target time section is according to the need of user
Asking can be adjusted.The record of production that the duration of target time section includes is enough to ensure that in the first disaster recovery and backup systems that data zero are lost,
That is strange land RPO=0, after wherein RPO (Recovery Point Object, recovery point objectives) refers to that disaster occurs, system sum number
It is required according to the time point that must be restored to.
In order to which the record of production is more efficiently sent to the first disaster recovery and backup systems, the executable following operation step of the second disaster recovery and backup systems
It is rapid:
(1) record of production is parsed, element of transaction is obtained.
Second disaster recovery and backup systems are parsed after getting the record of production according to scheduled rule, and serial number, client are obtained
Number, the element of transaction such as mechanism number, exchange hour.
(2) the demand record of production of the first disaster recovery and backup systems is received.
Second disaster recovery and backup systems and the communication connection of the first disaster recovery and backup systems can receive what the first disaster recovery and backup systems were sent by network
Information, including the demand record of production.
(3) corresponding element of transaction is sent to the first disaster recovery and backup systems by the record of production according to demand.
Corresponding element of transaction is sent to the first disaster recovery and backup systems according to the demand record of production received by the second disaster recovery and backup systems,
For carrying out remedying for creation data in the first disaster recovery and backup systems, reach the loss of strange land data zero.
In embodiments of the present invention, the second disaster recovery and backup systems data are the data backup with city using synchronizing, and guarantee RPO=0,
And synchronic distance is short, the influence to production performance can be ignored.When the production center is interrupted, and the first disaster recovery and backup systems are enabled,
Data are carried out using the record of production of the second disaster recovery and backup systems to remedy, and reach strange land RPO=0.In the embodiment of the present invention, the second calamity is standby
System and production system, the first disaster recovery and backup systems are loose coupling relation, and the backup of the second disaster recovery and backup systems, which goes wrong, will not influence production
The normal operation of the first disaster recovery and backup systems of system increases system reliability and flexibility.
The disaster recovery method provided in an embodiment of the present invention for realizing data backup, it is standby with realization data provided by the above embodiment
The disaster tolerance system technical characteristic having the same of part reaches identical technical effect so also can solve identical technical problem.
Embodiment 3
The embodiment of the present invention 3 provides a kind of disaster tolerance device for realizing data backup, and realization data shown in Figure 4 are standby
The disaster tolerance apparatus structure block diagram of part, the device are applied to the second disaster recovery and backup systems, and the second disaster recovery and backup systems are communicated with the first disaster recovery and backup systems
Connection, the first disaster recovery and backup systems, the second disaster recovery and backup systems are communicated to connect with production system respectively.
The device includes: data acquisition module 31, for obtaining and saving the record of production of production system；The record of production is
The change conditions data of business datum；Communication module 32, for when production system is interrupted, the record of production to be sent to the first calamity
Standby system, so that the first disaster recovery and backup systems remedy corresponding creation data according to the record of production.
Data acquisition module 31, is also used to: whether the business datum for judging production system is record traffic change conditions
Data；If so, determining that business datum is the record of production；It obtains business datum and saves, obtain the record of production.
Data acquisition module 31, is also used to: obtaining the system time of production system；The object time is determined according to system time
Section；The record of production other than the delete target period.
Communication module 32, is also used to: the parsing record of production obtains element of transaction；The demand for receiving the first disaster recovery and backup systems is raw
Produce record；Corresponding element of transaction is sent to the first disaster recovery and backup systems by the record of production according to demand.
The technical effect of the disaster tolerance device of data backup, realization principle and generation is realized provided by the embodiment of the present invention
Identical with the aforementioned realization disaster recovery method embodiment of data backup, to briefly describe, Installation practice part does not refer to place, can
With reference to corresponding contents in preceding method embodiment.
It is apparent to those skilled in the art that for convenience and simplicity of description, the realization of foregoing description
The specific work process of the disaster tolerance device of data backup, can be with reference in the aforementioned disaster recovery method embodiment for realizing data backup
Corresponding process, details are not described herein.
Finally, it should be noted that embodiment described above, only a specific embodiment of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, those skilled in the art should understand that: anyone skilled in the art
In the technical scope disclosed by the present invention, it can still modify to technical solution documented by previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover in protection of the invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of disaster tolerance system for realizing data backup characterized by comprising the first disaster recovery and backup systems and the second disaster recovery and backup systems；
First disaster recovery and backup systems, second disaster recovery and backup systems are communicated to connect with production system respectively, second disaster recovery and backup systems
It is communicated to connect with first disaster recovery and backup systems；
First disaster recovery and backup systems are used to obtain and save the creation data of the production system；The creation data is the life
The business datum of production system；
Second disaster recovery and backup systems are used to obtain and save the record of production of the production system；The record of production is the industry
The change conditions data for data of being engaged in；
Second disaster recovery and backup systems are also used to for the record of production to be sent to first disaster recovery and backup systems；
First disaster recovery and backup systems are also used to receive the record of production, and the life of preservation is remedied according to the record of production
The creation data of production system.
2. it is according to claim 1 realize data backup disaster tolerance system, which is characterized in that first disaster recovery and backup systems with
The production system is arranged in different regions；Second disaster recovery and backup systems and the production system are arranged in areal.
3. the disaster tolerance system according to claim 1 for realizing data backup, which is characterized in that first disaster recovery and backup systems are also
Including matching module；
The matching module is for comparing the creation data and the record of production, to obtain the demand record of production；
The matching module is also used to the demand record of production being sent to second disaster recovery and backup systems, and receives described second
The element of transaction that disaster recovery and backup systems are sent；
The matching module generates target creation data according to the element of transaction and the target creation data is saved in institute
State the first disaster recovery and backup systems.
4. a kind of disaster recovery method for realizing data backup is applied to the second disaster recovery and backup systems, second disaster recovery and backup systems and the first calamity
Standby system communication connects, and first disaster recovery and backup systems, second disaster recovery and backup systems are communicated to connect with production system respectively, feature
It is, comprising:
Obtain and save the record of production of the production system；The record of production is the change conditions data of business datum；
When the production system is interrupted, the record of production is sent to first disaster recovery and backup systems, so that first calamity
Standby system remedies corresponding creation data according to the record of production.
5. the disaster recovery method according to claim 4 for realizing data backup, which is characterized in that the acquisition simultaneously saves described
The step of record of production of production system, comprising:
Judge the production system business datum whether be record traffic change conditions data；
If so, determining that the business datum is the record of production；
It obtains the business datum and saves, obtain the record of production.
6. the disaster recovery method according to claim 5 for realizing data backup, which is characterized in that further include:
Obtain the system time of the production system；
Target time section is determined according to the system time；
Delete the record of production other than the target time section.
7. the disaster recovery method according to claim 4 for realizing data backup, which is characterized in that described by the record of production
The step of being sent to first disaster recovery and backup systems, comprising:
The record of production is parsed, element of transaction is obtained；
Receive the demand record of production of first disaster recovery and backup systems；
The corresponding element of transaction is sent to first disaster recovery and backup systems according to the demand record of production.
8. a kind of disaster tolerance device for realizing data backup is applied to the second disaster recovery and backup systems, second disaster recovery and backup systems and the first calamity
Standby system communication connects, and first disaster recovery and backup systems, second disaster recovery and backup systems are communicated to connect with production system respectively, feature
It is, comprising:
Data acquisition module, for obtaining and saving the record of production of the production system；The record of production is business datum
Change conditions data；
Communication module, for when the production system is interrupted, the record of production to be sent to first disaster recovery and backup systems, with
First disaster recovery and backup systems are made to remedy corresponding creation data according to the record of production.
9. the disaster tolerance device according to claim 8 for realizing data backup, which is characterized in that the data acquisition module,
It is also used to:
Judge the production system business datum whether be record traffic change conditions data；
If so, determining that the business datum is the record of production；
It obtains the business datum and saves, obtain the record of production.
10. the disaster tolerance device according to claim 8 for realizing data backup, which is characterized in that the communication module is also used
In:
The record of production is parsed, element of transaction is obtained；
Receive the demand record of production of first disaster recovery and backup systems；
The corresponding element of transaction is sent to first disaster recovery and backup systems according to the demand record of production.
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