CN107590030A - A kind of method, apparatus and system of data recording on tape backup - Google Patents
A kind of method, apparatus and system of data recording on tape backup Download PDFInfo
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- CN107590030A CN107590030A CN201710912376.3A CN201710912376A CN107590030A CN 107590030 A CN107590030 A CN 107590030A CN 201710912376 A CN201710912376 A CN 201710912376A CN 107590030 A CN107590030 A CN 107590030A
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Abstract
The invention discloses a kind of method of data recording on tape backup, including：Receive data to be backed up；By backuping on local tape for the data；The data on the local tape are backuped in the storage device of strange land by strange land service end.By respectively backing up a data in local and remote side equipment in the present invention, guaranteeing on the basis of local quick obtaining Backup Data, improving the security of data, reduce due to loss of data and bring the risk of massive losses.A kind of apparatus and system of data recording on tape backup provided by the invention, has above-mentioned beneficial effect.
Description
Technical field
The present invention relates to field of data storage, more particularly to the method, apparatus and system of a kind of backup of data recording on tape.
Background technology
Key business data in information system is one of most important assets of user, the reliabilities of data, integrality and
Security, it is related to important industry and the viability and competitiveness of enterprise.When computer system is by natural calamity, computer
When crime and virus or operating mistake etc. data disaster, possess a Backup Data and just seem most important.
Data are substantially being backuped to local service end by client by the backup to data at present, because backup number
It is located at according to initial data in the same area, the problem of easily occurring to damage simultaneously.
The content of the invention
It is an object of the invention to provide a kind of method of data recording on tape backup, solves the Backup Data and original of data recording on tape
The problem of beginning data are easily damaged simultaneously, improve the security of Backup Data.
It is a further object of the present invention to provide a kind of apparatus and system of data recording on tape backup.
In order to solve the above technical problems, the present invention provides a kind of method of data recording on tape backup, including：
Receive data to be backed up；By backuping on local tape for the data；Described on the local tape
Data are backuped in the storage device of strange land by strange land service end.
Wherein, it is described to include backuping on local tape for the data：
Detect the local tape for not writing full data in local tape library, and using do not write the local tapes of full data as
The local tape of data described in current backup, when the local tape writes full data, then the local tape for writing full data is entered
Row is closed.
Wherein, described backup to the data in the storage device of strange land by strange land service end includes：
Detect and write full local tape in the tape library in the first preset time period, and described full earth magnetism will be write
Data in band are backuped in the storage device of strange land.
Wherein, described backup to the data write in the full local tape in the storage device of strange land includes：
In the second preset time period, the data write in the full local tape are backuped into strange land storage device.
Wherein, it is described the data are backuped into strange land storage device by strange land service end to include：
The data are backuped into strange land storage device based on DPS softwares by DPS service ends.
The present invention also provides a kind of device of data recording on tape backup, including：
Receiving module, for receiving data to be backed up；
Local backup module, for the data to be backuped into local tape；
Remote backup module, for the data to be backuped into strange land storage device by strange land service end.
Wherein, the local backup module is specifically used for detecting the local tape for not writing full data in local tape library, and
Not write the local tape of full data as the local tape of data described in current backup, until the local tape is write completely
Data.
Wherein, the remote backup module, which is specifically used for detecting in the tape library, has write full local tape, and by
The data write in the full local tape are backuped in the storage device of strange land.
Wherein, the remote backup module is specifically used in predetermined time period, detects and has been write in the tape library completely
Local tape.
The present invention also provides a kind of system of data recording on tape backup, including：
Local DPS clients, local DPS service ends, local tape, strange land DPS service ends and strange land storage device；Its
In, the local DPS clients are connected with the local DPS service ends, standby for being treated to the local DPS service ends transmission
The data of part；The local DPS service ends are connected with the local tape, and are connected by network with strange land DPS service ends
Connect, for receiving data to be backed up, by backuping on local tape for the data；The local DPS service ends pass through net
Network is connected with the strange land DPS service ends, and the data are backuped into the strange land by the strange land DPS service ends stores
In equipment, wherein the strange land service end is connected with the strange land storage device.
A kind of method of data recording on tape backup provided by the present invention, a data are respectively backed up in local and remote side, for
Local backup data is general and initial data is stored in the same area, for example, in the equipment being stored in consolidated network region, or
Person is stored in the nearer equipment of physical location.For being stored in the data in a region, in the event of natural calamity or
Meet with computer virus, then local data and initial data are easy for damaging or losing simultaneously.And for remote backup data,
Because the strange land equipment for storing remote backup data needs to connect by telecommunication network with local device, remote transmission data are compared
It is increasingly difficult for local transmission data.Therefore backup has two parts of Backup Datas simultaneously, when local device needs acquisition related
During data, conveniently directly it can be obtained from local memory device, and when local data is damaged or loses,
Remote backup data convert can be passed through again.Therefore method provided by the invention, on the basis of ensureing that data are easy to use, ensure
The security of data, greatly reduce the risk of various companies or national loss of vital data.
A kind of apparatus and system of data recording on tape backup provided by the invention, has above-mentioned beneficial effect.
Brief description of the drawings
, below will be to embodiment or existing for the clearer explanation embodiment of the present invention or the technical scheme of prior art
The required accompanying drawing used is briefly described in technology description, it should be apparent that, drawings in the following description are only this hair
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the flow chart of the method for data recording on tape provided in an embodiment of the present invention backup；
Fig. 2 is the flow chart of the method for the data recording on tape backup that another embodiment of the present invention provides；
Fig. 3 is the structured flowchart of the device of data recording on tape provided in an embodiment of the present invention backup.
Embodiment
The core of the present invention is to provide a kind of method of data recording on tape backup, guarantee it is fast by local memory device
On the basis of speed obtains data, the security of data is improved, is reduced because loss of data causes the risk of heavy losses.This
Another core of invention is to provide a kind of apparatus and system of data recording on tape backup.
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.Obviously, described embodiment is only part of the embodiment of the present invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
The flow chart of the method for data recording on tape backup provided in an embodiment of the present invention is as shown in figure 1, this method can include：
Step S101：Receive data to be backed up.
Step S102：By backuping on local tape for data.
Step S103：Data on local tape are backuped in the storage device of strange land by strange land service end.
It should be noted that client of the data to be backed up received in step S101 typically by being stored with initial data
Send to service end, backed up data to by service end on the tape being connected with service end, then by service end by data backup
To long-range strange land storage device, the strange land storage device can also be tape.
In actual application, if only carrying out local backup to initial data, due to storing the client of initial data
The distance between end and the local service end of Local backup data are relatively near, or in consolidated network environment, in the event of ground
During the disasters such as shake, fire, initial data and Local backup data are likely to lose simultaneously, if subjected to poisoning intrusion, due to visitor
Family end and service end are located in consolidated network environment, it is likely that while endangered by virus, ultimately result in data and all lose.But
Be if only in remote backup data, it is higher to network requirement due to carrying out long-distance data backup, if network condition is bad, very
Data backup may be caused to fail, and when carrying out long-distance data backup, can also be influenceed on other equipment using Netowrk tape.And
If initial data lose, from the storage device of strange land obtain data relative to from local disk obtain data spent by when
Between it is longer.Therefore in the present invention, data are now subjected to local backup, then carry out remote backup, when only initial data is lost,
Data directly can be obtained from local, it is local also to preserve a Backup Data when remote backup data failure, can be with
Remote backup, therefore the method for Backup Data provided by the present invention are re-started using Local backup data, is being guaranteed
On the basis of quick obtaining data, the security of data is improved.
In addition, sequencing between the two can not be limited for step S102 and step S103, but for long-range
Strange land data storage for, spent duration is general all long higher to network requirement, occurs in backup procedure unexpected
Situation causes the possibility of backup failure also relatively large, and it is just relatively easy to be locally stored Backup Data, and is locally stored and sets
The standby upper Backup Data consuming time is shorter, and to prevent in remote backup data procedures, network disconnects suddenly or other bursts
Failure causes Backup Data to fail, and so as to cause the loss of data of service end, the embodiment being more highly preferred to is first to carry out locally
Remote backup is carried out after backup again.
Based on above-described embodiment, in another specific embodiment of the invention, the local tape that backups to of data specifically may be used
With including：
Detect the local tape for not writing full data in local tape library, and using do not write the local tapes of full data as
The local tape of data described in current backup, when the local tape writes full data, then the local tape for writing full data is entered
Row is closed.
It should be noted that generally comprising multiple local tapes in local tape library, when needing to write data, can incite somebody to action
Data write-in does not write full local tape and carries out data backup, when some local tape writes full, can close the local tape
Close, no longer allow to write data into the local tape, avoid wiping original data, ensure that data in local tape
Security.
In addition, if data not yet write completion, and the local tape in local tape library has write full closing, then can
To add new local tape into local tape library, with the memory space in extensible tape storehouse.
Based on above-described embodiment, it is contemplated that if deposited immediately to strange land after the completion of Backup Data into local tape every time
The data are backed up in storage equipment, for each local tape, undoubtedly need repeatedly frequently remote backup data, but it is because different
Requirement of the ground Backup Data to network is higher, frequently carries out remote backup data, will necessarily influence other equipment to network
Use, so as to reduce the performance of network, therefore, the present invention another specific embodiment in, the data are passed through into strange land
The detailed process that service end is backuped in the storage device of strange land can include：
Detect and write full local tape in the tape library in the first preset time period, and described full earth magnetism will be write
Data in band are backuped in the storage device of strange land.
Can be again by this after local tape writes full data specifically, in order to reduce the number of remote backup data
The data of ground tape carry out remote backup, but if each local tape writes the speed of full data, it is desired nonetheless to frequently
Carry out remote backup data.Cycle regular hour can be set for this, local tape library is inquired about at regular intervals,
If there is full local tape is write, then the data in the local tape are subjected to strange land storage.It is also contemplated that local tape library
In write full local tape and do not carry out the local tapes of remote backup data except existing, it is also possible to exist and strange land have been carried out
The local tape of backup, in order to avoid repeating to back up, it is to write within a predetermined period of time that can only inquire about with the presence or absence of local tape
It is full, the predetermined amount of time be traditionally arranged to be it is last enter the full local tape of row write inquire period at current time.
Based on above-described embodiment, it is contemplated that requirement of the remote backup data to network is higher, for the peak using bandwidth
Period, if carrying out remote backup, backup failure often occurs or has a strong impact on use of the other equipment to network, is
This, in the another specific embodiment of the present invention, the data write in full local tape is backuped in the storage device of strange land and had
Body can include：
In the second preset time period, the data write in the full local tape are backuped into strange land storage device.
It should be noted that the second preset time period is generally located on the network bandwidth not busy period, for example, insulting daily
Morning zero point is not used substantially to the period network broadband between 2 points, then can be the second preset time by the slot setup
Section, corresponding first preset time period can be daily zero points to the zero point of second day, in the second fixed preset time
In section, inquiry is carried out before remote backup is carried out and writes full local tape.But this is not unique embodiment, for example,
Can also be that every mistake is inquired about once for two hours, it is full for writing whether there is local tape within two hours current times, if
In the presence of the local tape is recorded, carries out remote backup again in morning zero point.
Based on above-mentioned any embodiment, in another specific embodiment of the invention, data are backed up by strange land service end
It can specifically include to strange land storage device：
The data are backuped into strange land storage device based on DPS softwares by DPS service ends.
It should be noted that due to the data stored in local disk, certain contact may be all there are each other,
After remote backup is carried out, the contact between local data recording on tape can not be necessarily lost in the data of strange land storage device backup
Information, it is no also just to lose the use value of data in itself in the data stored in strange land, in present invention can be based on for this
DPS softwares carry out remote backup data, can effectively ensure that the integrality of the data of remote backup.
Based on above-mentioned any embodiment, the flow chart of the method for the data recording on tape backup that another embodiment of the present invention provides is such as
Shown in Fig. 2, this method can include：
Step S201：Receive the data to be backed up that DPS clients are sent.
Step S202：Detect in local tape library with the presence or absence of not writing the local tapes of full data, if it is, into step
S203, if not, into step S204.
Step S203：New local tape is added into local tape library.
Step S204：Data are write to not writing in full local disk.
Step S205：Whether write completely, if into step S206, if not, entering after judging local disk write-in data
Enter step S207.
Step S206：The local disk for writing full data is closed.
Step S207：Judge whether local disk write in the first preset time period it is full, if it is, into step
S208, if not, into step S201.
Step S208：The data write in full local disk are backuped into strange land storage in the second preset time period to set
It is standby.
The device of data recording on tape provided in an embodiment of the present invention backup is introduced below, data recording on tape described below
The method that the device of backup backs up with above-described data recording on tape can be mutually to should refer to.
Fig. 3 is the structured flowchart of the device of data recording on tape provided in an embodiment of the present invention backup, and the data recording on tape of reference picture 3 is standby
The device of part can include：
Receiving module 100, for receiving data to be backed up；
Local backup module 200, for the data to be backuped into local tape；
Remote backup module 300, for the data to be backuped into strange land storage device by strange land service end.
Optionally, the local backup module 200 is specifically used for detecting this earth magnetism for not writing full data in local tape library
Band, and not write the local tape of full data as the local tape of data described in current backup, until described earth magnetism
Band writes full data.
Optionally, the remote backup module 300, which is specifically used for detecting in the tape library, has write full local tape, and
The data write in the full local tape are backuped in the storage device of strange land.
Optionally, the remote backup module 300 is specifically used in predetermined time period, detects in the tape library
Write full local tape.
The device of the data recording on tape backup of the present embodiment is used for the method for realizing foregoing data recording on tape backup, therefore tape
The embodiment part of the visible * * methods hereinbefore of embodiment in the device of data backup, for example, receiving module
100, local backup module 200, remote backup module 300, it is respectively used to realize step in the method for above-mentioned data recording on tape backup
S101, S102 and S103 so, its embodiment is referred to the description of corresponding various pieces embodiment, herein no longer
Repeat.
The embodiments of the invention provide the system of data recording on tape backup, can include：
Ground DPS clients, local DPS service ends, local tape, strange land DPS service ends and strange land storage device；
Wherein, the local DPS clients are connected with the local DPS service ends, for being serviced to the local DPS
End sends data to be backed up；
The local DPS service ends are connected with the local tape, and are connected by network with strange land DPS service ends
Connect, for receiving data to be backed up, by backuping on local tape for the data；
The local DPS service ends are connected by network with the strange land DPS service ends, the data are passed through described
Strange land DPS service ends are backuped in the strange land storage device, wherein the strange land service end and the strange land storage device phase
Connection.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be with it is other
The difference of embodiment, between each embodiment same or similar part mutually referring to.For dress disclosed in embodiment
For putting, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is referring to method part
Explanation.
Professional further appreciates that, with reference to the unit of each example of the embodiments described herein description
And algorithm steps, can be realized with electronic hardware, computer software or the combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software, the composition and step of each example are generally described according to function in the above description.These
Function is performed with hardware or software mode actually, application-specific and design constraint depending on technical scheme.Specialty
Technical staff can realize described function using distinct methods to each specific application, but this realization should not
Think beyond the scope of this invention.
Directly it can be held with reference to the step of method or algorithm that the embodiments described herein describes with hardware, processor
Capable software module, or the two combination are implemented.Software module can be placed in random access memory (RAM), internal memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
The method and device of data recording on tape provided by the present invention backup are described in detail above.Herein should
The principle and embodiment of the present invention are set forth with specific case, the explanation of above example is only intended to help and managed
Solve the method and its core concept of the present invention.It should be pointed out that for those skilled in the art, do not departing from
On the premise of the principle of the invention, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into this hair
In bright scope of the claims.
Claims (10)
- A kind of 1. method of data recording on tape backup, it is characterised in that including：Receive data to be backed up；By backuping on local tape for the data；The data on the local tape are backuped in the storage device of strange land by strange land service end.
- 2. according to the method for claim 1, it is characterised in that described to wrap backuping on local tape for the data Include：The local tape for not writing full data in local tape library is detected, and not write the local tape of full data as currently The local tape of the data is backed up, when the local tape writes full data, is then closed the local tape for writing full data Close.
- 3. according to the method for claim 2, it is characterised in that it is described the data are backuped to by strange land service end it is different Include in ground storage device：Detect and write full local tape in the tape library in the first preset time period, and will write in the full local tape Data backup in the storage device of strange land.
- 4. according to the method for claim 3, it is characterised in that the data backup that will be write in the full local tape Include on to strange land storage device：In the second preset time period, the data write in the full local tape are backuped into strange land storage device.
- 5. according to the method described in any one of Claims 1-4, it is characterised in that described to service the data by strange land End, which backups to strange land storage device, to be included：The data are backuped into strange land storage device based on DPS softwares by DPS service ends.
- A kind of 6. device of data recording on tape backup, it is characterised in that including：Receiving module, for receiving data to be backed up；Local backup module, for the data to be backuped into local tape；Remote backup module, for the data to be backuped into strange land storage device by strange land service end.
- 7. device according to claim 6, it is characterised in that the local backup module is specifically used for detecting local tape The local tape of full data is not write in storehouse, and not write the local tape of full data as the sheet of data described in current backup Ground tape, until the local tape writes full data.
- 8. device according to claim 7, it is characterised in that the remote backup module is specifically used for detecting the tape Full local tape has been write in storehouse, and the data write in the full local tape have been backuped in the storage device of strange land.
- 9. according to the method for claim 8, it is characterised in that the remote backup module was specifically used in the predetermined time In section, detect and full local tape has been write in the tape library.
- A kind of 10. system of data recording on tape backup, it is characterised in that including：Local DPS clients, local DPS service ends, local tape, strange land DPS service ends and strange land storage device；Wherein, the local DPS clients are connected with the local DPS service ends, for being sent out to the local DPS service ends Send data to be backed up；The local DPS service ends are connected with the local tape, and are connected by network with strange land DPS service ends, use In receiving data to be backed up, by backuping on local tape for the data；The local DPS service ends are connected by network with the strange land DPS service ends, and the data are passed through into the strange land DPS service ends are backuped in the strange land storage device, wherein the strange land service end is connected with the strange land storage device.
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