CN106201343A - A kind of method and system improving physical tape library tape utilization rate - Google Patents
A kind of method and system improving physical tape library tape utilization rate Download PDFInfo
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- CN106201343A CN106201343A CN201610509464.4A CN201610509464A CN106201343A CN 106201343 A CN106201343 A CN 106201343A CN 201610509464 A CN201610509464 A CN 201610509464A CN 106201343 A CN106201343 A CN 106201343A
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- tape
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0604—Improving or facilitating administration, e.g. storage management
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1448—Management of the data involved in backup or backup restore
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1456—Hardware arrangements for backup
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0629—Configuration or reconfiguration of storage systems
- G06F3/0631—Configuration or reconfiguration of storage systems by allocating resources to storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0683—Plurality of storage devices
- G06F3/0686—Libraries, e.g. tape libraries, jukebox
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Quality & Reliability (AREA)
- Library & Information Science (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
This application discloses a kind of method and system improving physical tape library tape utilization rate, the method includes: when multiple backup softwares use Same Physical tape pool, distribute driver for the plurality of backup software, and be the tape for its management of described driver distribution correspondence；Described tape is marked；When the usage amount of described tape reaches preset value, distribute another unlabelled tape for described driver.The method and system of the above-mentioned raising physical tape library tape utilization rate that the application provides, physical tape library can be made reasonably to distribute tape, improve the utilization rate of tape, conflict is not had between driver, different backup softwares can share the tape used in same physical tape library more fully, and reduce tape replacement frequency, thus reduce the cost buying tape.
Description
Technical field
The invention belongs to technical field of data storage, particularly relate to a kind of method improving physical tape library tape utilization rate
And system.
Background technology
Along with enterprise to the dependency of ecommerce, multimedia, Email and data mining increasing and industry
The increasingly stringent of supervision regulation, data are becoming one of most important wealth of enterprise, and any a company all can not fall with gently
The heart.If loss of data, then what enterprise lost will be not only wealth at the moment, it is more likely that the development opportunity in future, therefore
Data are the cores of information system, and the reliability of data, integrity and safety all can be related to the existence of industry and enterprise
Power and competitiveness.
Physical tape library as the equipment of a data storage protection, substantial amounts of data of storage that can not only be permanent, Er Qie
Backup efficiency and manually take aspect and be owned by bigger advantage.In network system, tape library can form net by SAN system
Network storage system, provides powerful guarantee for enterprise's storage, it is easy to complete remote data access, data backup memory, or pass through
Tape mirror image technology realizes many tape library backups, the beyond doubt good storage device of the catenet such as data warehouse, ERP application,
And the tape-shaped medium's holding time is remote with low cost, be widely used to bank, broadcasters, archives, land resources,
In the industries such as satellite resource.
But, in prior art, although the price of physical tape library is relatively low relative to storage mediums such as hard disks, but if do not conform to
The use of reason, also can bring huge expense and waste to company, and enterprise typically can relate to many moneys backup software and use
The situation of a physical tape library, thus can relate to the situation of physical tape library driver subregion, due to standby for each backup software
Part data volume can not well estimate, artificial subregion can cause the phenomenon that distribution is uneven, can to enterprise bring supernumerary's work,
The cost payout of money.
Owing to a driver of physical tape library can only be used by a backup software in the same time, back up when there being many moneys
When software shares a physical tape library, need tape to be carried out artificial subregion and distributes to driver, after to backup software
The size of phase backup data quantity can not be estimated accurately, therefore when artificial subregion, may result under certain driver
Tape amount excessive, or the situation that under certain driver, tape amount is too small so that there is satiety in some driver, and some
Driver is suffered from hunger.Visible, aforesaid way may require that more manpower, and needs to buy more tape, causes carrying cost also
Higher.
Summary of the invention
For solving the problems referred to above, the invention provides a kind of method and system improving physical tape library tape utilization rate, energy
Enough making physical tape library reasonably distribute tape, improve the utilization rate of tape, do not have conflict between driver, different backups is soft
Part can share the tape used in same physical tape library more fully, and reduces tape replacement frequency, thus reduces
Buy the cost of tape.
A kind of method improving physical tape library tape utilization rate that the present invention provides, including:
When multiple backup softwares use Same Physical tape pool, distribute driver for the plurality of backup software, and for institute
State the tape for its management that driver distribution is corresponding；
Described tape is marked；
When the usage amount of described tape reaches preset value, distribute another unlabelled tape for described driver.
Preferably, in the method for above-mentioned raising physical tape library tape utilization rate,
Described be marked described tape includes:
Described tape is initialized and arranges corresponding label.
Preferably, in the method for above-mentioned raising physical tape library tape utilization rate,
Described described tape is initialized and arranges corresponding label after, also include:
By the most described tape and described label record in tag library.
Preferably, in the method for above-mentioned raising physical tape library tape utilization rate, described reach when the usage amount of described tape
During to preset value, distribute another unlabelled tape for described driver and include:
Scanning described tag library, obtaining label is empty tape, and distributes, for described driver, the magnetic that described label is sky
Band.
Preferably, in the method for above-mentioned raising physical tape library tape utilization rate, described reach when the usage amount of described tape
During to preset value, distribute another unlabelled tape for described driver and include:
After the usage amount of described tape is more than 90%, distribute another unlabelled tape for described driver.
A kind of system improving physical tape library tape utilization rate that the present invention provides, including:
Tape distribution module, for when multiple backup softwares use Same Physical tape pool, for the plurality of backup software
Distribution driver, and be the tape for its management of described driver distribution correspondence；
Tape label module, for being marked described tape；
Described tape distribution module is additionally operable to, when the usage amount of described tape reaches preset value, distribute for described driver
Another unlabelled tape.
Preferably, in the system of above-mentioned raising physical tape library tape utilization rate, described tape label module includes:
Tape label initialization unit, for initializing and arrange corresponding label to described tape.
Preferably, in the system of above-mentioned raising physical tape library tape utilization rate, also include tape label logging modle, use
In by the most described tape and described label record in tag library.
Preferably, in the system of above-mentioned raising physical tape library tape utilization rate, also include tape label scan module, use
In scanning described tag library, obtaining label is empty tape.
Preferably, in the system of above-mentioned raising physical tape library tape utilization rate, described tape distribution module is for working as institute
State the usage amount of tape more than 90% after, distribute another unlabelled tape for described driver.
By foregoing description, the method and system improving physical tape library tape utilization rate that the present invention provides, due to
When multiple backup softwares use Same Physical tape pool, it is first that the plurality of backup software distributes driver, and is described driving
The tape for its management that device distribution is corresponding, is then marked described tape, when the usage amount of described tape reaches
During preset value, then distribute another unlabelled tape for described driver, therefore, it is possible to make physical tape library reasonably distribute magnetic
Band, improves the utilization rate of tape, does not have conflict between driver, and it is same that different backup softwares can share use more fully
Tape in one physical tape library, and reduce tape replacement frequency, thus reduce the cost buying tape.
Accompanying drawing explanation
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
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to
The accompanying drawing provided obtains other accompanying drawing.
The schematic diagram of the method for the first raising physical tape library tape utilization rate that Fig. 1 provides for the embodiment of the present application；
The schematic diagram of the system of the first raising physical tape library tape utilization rate that Fig. 2 provides for the embodiment of the present application；
The flow chart of the system of the 5th kind of raising physical tape library tape utilization rate that Fig. 3 provides for the embodiment of the present application.
Detailed description of the invention
The core concept of the present invention is to provide a kind of method and system improving physical tape library tape utilization rate, it is possible to make
Physical tape library reasonably distributes tape, improves the utilization rate of tape, does not have conflict, different backup software energy between driver
Enough tapes shared more fully in the same physical tape library of use, and reduce tape replacement frequency, thus reduce purchase
The cost of tape.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
The method of the first raising physical tape library tape utilization rate that the embodiment of the present application provides is as it is shown in figure 1, Fig. 1 is this
The schematic diagram of the method for the first raising physical tape library tape utilization rate that application embodiment provides.The method includes walking as follows
Rapid:
S1: when multiple backup softwares use Same Physical tape pool, distribute driver for the plurality of backup software, and be
The tape for its management that the distribution of described driver is corresponding；
The method is based on a physical tape library for data storage, and this physical tape library comprises multiple driver, and permissible
Use is shared by multiple different backup softwares, when multiple backup softwares use the driver of physical tape library, physical tape library
Can be managed using to the corresponding tape of driver distribution.
S2: described tape is marked；
It is to say, the above-mentioned tape already being allocated to driver is marked, with by allocated tape and not
Separately, the concrete mode of labelling can be to add label for it, it is also possible to arranges in certain position of tape in the tape block of distribution
Marker bit, utilizes the different value on marker bit to be allocated to characterize it, certainly can be in the way of using other, this
Place does not limit.
S3: when the usage amount of described tape reaches preset value, distributes another unlabelled tape for described driver.
It should be noted that the basic principle of the method is: as long as tape has been allocated that, would not be further continued for it
It is allocated, and continue distribution can only be the tape of unassigned mistake, thus precisely and sufficiently tape is allocated, both
Do not result in the waste of tape, will not only improve efficiency with wrong tape, improve tape utilization rate yet, reduce cost yet.
By foregoing description, the side of the first raising physical tape library tape utilization rate that the embodiment of the present application provides
Method, owing to when multiple backup softwares use Same Physical tape pool, be first the plurality of backup software distribution driver, and for institute
State the tape for its management that driver distribution is corresponding, then described tape is marked, when the use of described tape
When amount reaches preset value, then distribute another unlabelled tape for described driver, therefore, it is possible to make physical tape library rational
Distribution tape, improves the utilization rate of tape, does not have conflict between driver, and different backup softwares can be shared more fully
Use the tape in same physical tape library, and reduce tape replacement frequency, thus reduce the cost buying tape.
The embodiment of the present application provide the second improve physical tape library tape utilization rate method, be above-mentioned the first carry
On the basis of the method for high physical tape library tape utilization rate, also include following technical characteristic:
Described be marked described tape includes:
Described tape is initialized and arranges corresponding label.
It should be noted that utilize the mode arranging label that described tape is marked, there is the advantage being easily achieved,
Workable, and efficiency is high, the most eye-catching, during judging which tape is allocated, it is possible to open-and-shut
Know result.
The third method improving physical tape library tape utilization rate that the embodiment of the present application provides, is to carry at above-mentioned the second
On the basis of the method for high physical tape library tape utilization rate, also include following technical characteristic:
Described described tape is initialized and arranges corresponding label after, also include:
By the most described tape and described label record in tag library.
The step for of it should be noted that use, it becomes possible to the relation one to one of tape and label is placed on one
Rise, when needing to distribute new tape, it becomes possible to easier find out unappropriated tape, and assign them to driver, can
The efficiency of whole method can be improved the step for of opinion.
The method of the 4th kind of raising physical tape library tape utilization rate that the embodiment of the present application provides, is to carry at above-mentioned the third
On the basis of the method for high physical tape library tape utilization rate, also include following technical characteristic:
Described when the usage amount of described tape reaches preset value, distribute another unlabelled tape for described driver
Including:
Scanning described tag library, obtaining label is empty tape, and distributes, for described driver, the magnetic that described label is sky
Band.
It should be noted that now by the mode of scanning tag library, it is possible to being more readily available label is empty tape,
Improve work efficiency the most further.
The embodiment of the present application provide the 5th kind raising physical tape library tape utilization rate method, be above-mentioned the first extremely
In the 4th kind of method improving physical tape library tape utilization rate on the basis of any one, also include following technical characteristic:
Described when the usage amount of described tape reaches preset value, distribute another unlabelled tape for described driver
Including:
After the usage amount of described tape is more than 90%, distribute another unlabelled tape for described driver.
It should be noted that the marginal value of use here 90% is only a preferred version, it is possible to preferably ensure
The adequacy of the use of tape, also ensures that tape occurs without mistake, naturally it is also possible to use the critical of other as the case may be
Value, does not the most limit.
The system of the first raising physical tape library tape utilization rate that the embodiment of the present application provides is as in figure 2 it is shown, Fig. 2 is this
The schematic diagram of the system of the first raising physical tape library tape utilization rate that application embodiment provides.This system includes:
Tape distribution module 201, for when multiple backup softwares use Same Physical tape pool, soft for the plurality of backup
Part distribution driver, and be the tape for its management of described driver distribution correspondence, specifically, this is based on a
For the physical tape library of data storage, this physical tape library comprises multiple driver, and can be by multiple different backup software institutes
Sharing and use, when multiple backup softwares use the driver of physical tape library, physical tape library can utilize described tape to distribute module
201 are managed using to the corresponding tape of driver distribution；
Tape label module 202, for being marked described tape, say, that drive above-mentioned already being allocated to
The tape of dynamic device is marked, and to be separated in allocated tape and unappropriated tape block, the concrete mode of labelling can be
Add label for it, it is also possible to marker bit is set in certain position of tape, utilize the different value on marker bit to characterize it to be
No it is allocated, certainly the most can not limit in the way of using other；
Described tape distribution module 202 is additionally operable to when the usage amount of described tape reaches preset value, for described driver
Distribute another unlabelled tape, as long as it should be noted that tape has been allocated that, would not be further continued for being carried out
Distribution, and continue distribution can only be the tape of unassigned mistake, thus precisely and sufficiently tape is allocated, both will not
Cause the waste of tape, also will not only improve work efficiency with wrong tape, also improve tape utilization rate, reduce cost..
The embodiment of the present application provide the second improve physical tape library tape utilization rate system, be above-mentioned the first carry
On the basis of the system of high physical tape library tape utilization rate, also include following technical characteristic:
Described tape label module includes:
Tape label initialization unit, for initializing and arrange corresponding label to described tape.Need
Illustrate, utilize the mode that label is set that described tape is marked, there is the advantage being easily achieved, workable,
And efficiency is high, the most eye-catching, during judging which tape is allocated, it is possible to open-and-shut to know result.
The system of the third raising physical tape library tape utilization rate that the embodiment of the present application provides, is to carry at above-mentioned the second
On the basis of the system of high physical tape library tape utilization rate, also include tape label logging modle, for by institute one to one
State tape and described label record in tag library.It should be noted that use described tape label logging modle, it becomes possible to will
The relation one to one of tape and label puts together, when needing to distribute new tape, it becomes possible to easier find out
Unappropriated tape, and assign them to driver, it is possible to increase the efficiency of whole method.
The system of the 4th kind of raising physical tape library tape utilization rate that the embodiment of the present application provides, is to carry at above-mentioned the third
On the basis of the system of high physical tape library tape utilization rate, also include tape label scan module, be used for scanning described tag library,
Obtaining label is empty tape.Mode now by scanning tag library, it is possible to being more readily available label is empty tape, this
Sample improves work efficiency the most further.
The embodiment of the present application provide the 5th kind raising physical tape library tape utilization rate system, be above-mentioned the first extremely
In the 4th kind of system improving physical tape library tape utilization rate on the basis of any one, described tape distribution module is for when described
After the usage amount of tape is more than 90%, distribute another unlabelled tape for described driver.
When the tape usage amount being managed reaches 90%, tape label scan module can scanning tape label record module
The label information of middle record, can feed back to tape distribution module by the tape ID that label is empty, and tape distribution module can be by this
Individual tape is distributed to driver and is used, and label information feeds back to tape label logging modle, tape label record mould
Block can be by associated tag information record.
It should be noted that the marginal value of use here 90% is only a preferred version, it is possible to preferably ensure
The adequacy of the use of tape, also ensures that tape occurs without mistake, naturally it is also possible to use the critical of other as the case may be
Value, does not the most limit.
Below the operation flow of said system is introduced, as it is shown on figure 3, Fig. 3 provide for the embodiment of the present application
The flow chart of five kinds of systems improving physical tape library tape utilization rate.Flow process is as follows:
1, backup software → physical tape library: physical tape library can distribute driver to backup software, uses for backup software；
2, physical tape library → tape distribution module: after physical tape library distributes to backup software driver, tape distribution mould
Block can distribute one piece of tape and use to driver management；
3, tape distribution module → tape label initialization module: after tape distribution module assignment tape is to driver,
Tape label initialization module can initialize this tape, arranges label；
4, tape label initialization module → tape label logging modle: tape label initialization module initializes tape
After, the relevant informations such as tape label can be recorded in tape label logging modle；
5, physical tape library → tape label scan module: when physical tape library scan tape usage amount more than 90% after, magnetic
Tape label scan module can start；
6, tape label scan module → tape label logging modle: tape label scan module can scanning tape label note
The relevant information of record in record module, and relevant information is fed back to tape distribution module, tape distribution module can be distributed new
Tape manages to driver, uses；
7, tape label logging modle → tape label initialization module: tape label initialization module can initialize new use
The label of tape and recorded in tape label logging modle.
In sum, when the space on computer tapes managed under driver is inadequate, physical tape library can detect tape, by the free time
Tape is allocated to driver, enables driver reasonably to use tape, many moneys backup software so can not only be allowed to share and make
With physical tape library, and the utilization rate of tape can be improved.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.
Claims (10)
1. the method improving physical tape library tape utilization rate, it is characterised in that including:
When multiple backup softwares use Same Physical tape pool, distribute driver for the plurality of backup software, and drive described in being
The tape for its management that dynamic device distribution is corresponding；
Described tape is marked；
When the usage amount of described tape reaches preset value, distribute another unlabelled tape for described driver.
The method of raising physical tape library tape utilization rate the most according to claim 1, it is characterised in that
Described be marked described tape includes:
Described tape is initialized and arranges corresponding label.
The method of raising physical tape library tape utilization rate the most according to claim 2, it is characterised in that
Described described tape is initialized and arranges corresponding label after, also include:
By the most described tape and described label record in tag library.
The method of raising physical tape library tape utilization rate the most according to claim 3, it is characterised in that described when described magnetic
When the usage amount of band reaches preset value, distribute another unlabelled tape for described driver and include:
Scanning described tag library, obtaining label is empty tape, and distributes, for described driver, the tape that described label is sky.
5. according to the method improving physical tape library tape utilization rate described in any one of claim 1-4, it is characterised in that
Described when the usage amount of described tape reaches preset value, distribute another unlabelled tape bag for described driver
Include:
After the usage amount of described tape is more than 90%, distribute another unlabelled tape for described driver.
6. the system improving physical tape library tape utilization rate, it is characterised in that including:
Tape distribution module, for when multiple backup softwares use Same Physical tape pool, distributing for the plurality of backup software
Driver, and be the tape for its management of described driver distribution correspondence；
Tape label module, for being marked described tape；
Described tape distribution module is additionally operable to, when the usage amount of described tape reaches preset value, distribute another for described driver
Individual unlabelled tape.
The system of raising physical tape library tape utilization rate the most according to claim 6, it is characterised in that described tape label
Module includes:
Tape label initialization unit, for initializing and arrange corresponding label to described tape.
The system of raising physical tape library tape utilization rate the most according to claim 7, it is characterised in that
Also include tape label logging modle, for by the most described tape and described label record in tag library.
The system of raising physical tape library tape utilization rate the most according to claim 8, it is characterised in that
Also including tape label scan module, be used for scanning described tag library, obtaining label is empty tape.
10. according to the system improving physical tape library tape utilization rate described in any one of claim 6-9, it is characterised in that
Described tape distribution module is for, after the usage amount of described tape is more than 90%, distributing another for described driver
Unlabelled tape.
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| CN201610509464.4A CN106201343A (en) | 2016-06-30 | 2016-06-30 | A kind of method and system improving physical tape library tape utilization rate |
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| CN201610509464.4A CN106201343A (en) | 2016-06-30 | 2016-06-30 | A kind of method and system improving physical tape library tape utilization rate |
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