CN110018797A - A kind of data migration method, device, equipment and readable storage medium storing program for executing - Google Patents
A kind of data migration method, device, equipment and readable storage medium storing program for executing Download PDFInfo
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- CN110018797A CN110018797A CN201910290088.8A CN201910290088A CN110018797A CN 110018797 A CN110018797 A CN 110018797A CN 201910290088 A CN201910290088 A CN 201910290088A CN 110018797 A CN110018797 A CN 110018797A
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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
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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
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
- G06F3/0647—Migration mechanisms
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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
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0683—Plurality of storage devices
- G06F3/0689—Disk arrays, e.g. RAID, JBOD
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Abstract
The invention discloses a kind of data migration methods, comprising: obtains the IOPS of target physical disk；Judge whether the IOPS of target physical disk is more than preset first threshold；When being more than, judge whether the IOPS of target physical disk is more than preset second threshold again；When being no more than, show that the data in present physical disk have not been met the condition of change data type, in order to be stored in data balancing in each physical disk, then by the Data Migration to be migrated in target physical disk to purpose physical disk.Wherein, the IOPS of purpose physical disk is lower than preset third threshold value, shows that purpose physical disk is the free disk in current storage system, then by Data Migration to be migrated to purpose physical disk, the data storage that may be implemented in current storage system is balanced, improves the service performance of storage system.Correspondingly, a kind of data migration device, equipment and readable storage medium storing program for executing disclosed by the invention, similarly have above-mentioned technique effect.
Description
Technical field
The present invention relates to technical field of data storage, more specifically to a kind of data migration method, device, equipment
And readable storage medium storing program for executing.
Background technique
In the prior art, the data in storage system are divided into dsc data, warm number generally according to the access frequency of data
According to and cold data with the medium disk storage temperature data of read-write efficiency, use and with the higher disk storage dsc data of read-write efficiency
In the lower disk storage cold data of read-write efficiency.The access efficiency of dsc data not only can be improved, moreover it is possible to balance storage
Cost.Wherein, when the access frequency of cold data increases suddenly, cold data can be changed into according to corresponding transition condition
Warm data or dsc data, and then cold data is migrated to corresponding storage disk.
Wherein, existing migration pattern is only conceived to different types of data, can not balance storage same type data
Pressure on disk.Such as: the disk for storing cold data have it is multiple, wherein the higher data of access frequency be located at it is same
On disk, then this disk is for the disk of other storage cold datas, pressure will be larger, and other store cold number
According to disk it is then more idle, this has resulted in the wasting of resources；At the same time, the access frequency of the disk has not been met accordingly
Transition condition, therefore the data on the disk can not be changed to warm data or dsc data, so also can not just subtract for the disk
Light pressure, this will lead to the data in storage system storage it is unbalanced, will affect the service performance of storage system.
Therefore, how the data storage in balanced storage system, improve the service performance of storage system, be art technology
Personnel's problem to be solved.
Summary of the invention
The purpose of the present invention is to provide a kind of data migration method, device, equipment and readable storage medium storing program for executing, equal to realize
Data storage in the storage system that weighs, improves the service performance of storage system.
To achieve the above object, the embodiment of the invention provides following technical solutions:
A kind of data migration method, comprising:
Obtain the IOPS of target physical disk；
Judge whether the IOPS of the target physical disk is more than preset first threshold；
If so, judging whether the IOPS of the target physical disk is more than preset second threshold；When the object
When managing the IOPS of disk no more than the second threshold, data to be migrated are determined in the target physical disk, and will be described
Data Migration to be migrated is lower than the purpose physical disk of preset third threshold value to IOPS；
Wherein, the second threshold is greater than the first threshold, and the first threshold is greater than the third threshold value；The mesh
Physical disk in data type it is consistent with the data type in the target physical disk, data type is at least hot number
According to, warm data or cold data.
Wherein, the IOPS for obtaining target physical disk, comprising:
The IOPS of the target physical disk is obtained by monitoring process.
Wherein, the IOPS that the target physical disk is obtained by monitoring process, comprising:
The IOPS of the target physical disk is periodically acquired by the monitoring process, and is calculated total in preset duration
IOPS；
Using total IOPS as the IOPS of the target physical disk.
It is wherein, described that data to be migrated are determined in the target physical disk, comprising:
The maximum target partition of IOPS is determined in the target physical disk, and the data in the target partition are true
It is set to the data to be migrated.
Wherein, further includes:
When the IOPS of the target physical disk is more than the second threshold, the number in the target physical disk is judged
According to type；
When the data type in the target physical disk is dsc data, determine in the target physical disk wait move
Data are moved, and by the caching of the Data Migration to be migrated to current storage system.
Wherein, further includes:
When the data type in the target physical disk is warm data, determine in the target physical disk wait move
Data are moved, and the Data Migration to be migrated is extremely stored to the physical disk of dsc data.
Wherein, further includes:
When the data type in the target physical disk is cold data, determine in the target physical disk wait move
Data are moved, and the Data Migration to be migrated is extremely stored to the physical disk of warm data.
A kind of data migration device, comprising:
Module is obtained, for obtaining the IOPS of target physical disk；
Judgment module, for judging whether the IOPS of the target physical disk is more than preset first threshold；
Transferring module, for judging the target when the IOPS of the target physical disk is more than the first threshold
Whether the IOPS of physical disk is more than preset second threshold；When the IOPS of the target physical disk is no more than second threshold
When value, data to be migrated are determined in the target physical disk, and by the Data Migration to be migrated to IOPS lower than default
Third threshold value purpose physical disk；
Wherein, the second threshold is greater than the first threshold, and the first threshold is greater than the third threshold value；The mesh
Physical disk in data type it is consistent with the data type in the target physical disk, data type is at least hot number
According to, warm data or cold data.
A kind of Data Migration equipment, comprising:
Memory, for storing computer program；
Processor realizes the step of data migration method described in above-mentioned any one when for executing the computer program
Suddenly.
A kind of readable storage medium storing program for executing is stored with computer program, the computer program quilt on the readable storage medium storing program for executing
The step of processor realizes data migration method described in above-mentioned any one when executing.
By above scheme it is found that a kind of data migration method provided in an embodiment of the present invention, comprising: obtain target physical
The IOPS of disk；Judge whether the IOPS of the target physical disk is more than preset first threshold；If so, judging the mesh
Whether the IOPS for marking physical disk is more than preset second threshold；When the IOPS of the target physical disk is no more than described second
When threshold value, data to be migrated are determined in the target physical disk, and by the Data Migration to be migrated to IOPS lower than pre-
If third threshold value purpose physical disk；Wherein, the second threshold is greater than the first threshold, and the first threshold is greater than
The third threshold value；Data type in the purpose physical disk is consistent with the data type in the target physical disk,
Data type is at least dsc data, warm data or cold data.
As it can be seen that the method first determines whether target physical magnetic for the pressure of the balanced disk for storing same data type
Whether the IOPS of disk is more than preset first threshold；When being more than, judge whether the IOPS of target physical disk is more than pre- again
If second threshold；When being no more than, show that the data in present physical disk have not been met the condition of change data type, that
In order to be stored in data balancing in each physical disk, then by the Data Migration to be migrated in target physical disk to purpose object
Manage disk.Wherein, the IOPS of purpose physical disk is lower than preset third threshold value, shows that purpose physical disk is currently stored system
Free disk in system, then the number in current storage system may be implemented in Data Migration to be migrated to purpose physical disk
It is balanced according to storage, improve the service performance of storage system.
Correspondingly, a kind of data migration device, equipment and readable storage medium storing program for executing provided in an embodiment of the present invention, it is also the same to have
There is above-mentioned technical effect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of data migration method flow chart disclosed by the embodiments of the present invention；
Fig. 2 is a kind of data migration device schematic diagram disclosed by the embodiments of the present invention；
Fig. 3 is a kind of Data Migration equipment schematic diagram disclosed by the embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a kind of data migration method, device, equipment and readable storage medium storing program for executing, to realize equilibrium
Data storage in storage system, improves the service performance of storage system.
Referring to Fig. 1, a kind of data migration method provided in an embodiment of the present invention, comprising:
S101, the IOPS for obtaining target physical disk；
Wherein, the IOPS of target physical disk is obtained, comprising: the IOPS of target physical disk is obtained by monitoring process.
Wherein, the IOPS of target physical disk is obtained by monitoring process, comprising: mesh is periodically acquired by monitoring process
The IOPS of physical disk is marked, and calculates total IOPS in preset duration；Using total IOPS as the IOPS of target physical disk.
Such as: the IOPS of a target physical disk is obtained within every five minutes, each hour calculates primary total IOPS.
S102, judge whether the IOPS of target physical disk is more than preset first threshold；If so, executing S103；If
It is no, then without operation；
S103, judge whether the IOPS of target physical disk is more than preset second threshold；If so, executing S105；If
It is no, then execute S104；
S104, data to be migrated are determined in target physical disk, and by Data Migration to be migrated to IOPS lower than default
Third threshold value purpose physical disk；
Wherein, second threshold is greater than first threshold, and first threshold is greater than third threshold value；Data class in purpose physical disk
Type is consistent with the data type in target physical disk, and data type is at least dsc data, warm data or cold data.
S105, judge data type in target physical disk；
S106, when the data type in target physical disk be dsc data when, in target physical disk determination it is to be migrated
Data, and by the caching of Data Migration to be migrated to current storage system.
S107, when the data type in target physical disk is warm data, determination is to be migrated in target physical disk
Data, and by Data Migration to be migrated to store dsc data physical disk.
S108, when the data type in target physical disk be cold data when, in target physical disk determination it is to be migrated
Data, and by Data Migration to be migrated to the physical disk for storing warm data.
Wherein, data to be migrated are determined in target physical disk, comprising: IOPS is determined in the target physical disk
Maximum target partition, and the data in the target partition are determined as the data to be migrated.
Specifically, disk is generally divided into multiple subregions, the corresponding IOPS of each subregion, therefore the IOPS of a disk
For the summation of the IOPS of each subregion therein.The maximum subregion of IOPS in target physical disk is determined as target partition, and
Data in target partition are to work as the highest data of amount of access in front disk, therefore determine it as data to be migrated, can
Reduce the IOPS for working as front disk.
As it can be seen that present embodiments providing a kind of data migration method, the method stores same data type for equilibrium
Disk pressure, first determine whether the IOPS of target physical disk is more than preset first threshold；When being more than, sentence again
Whether the IOPS of disconnected target physical disk is more than preset second threshold；When being no more than, show the number in present physical disk
According to the condition for having not been met change data type, then in order to be stored in data balancing in each physical disk, then by object
The Data Migration to be migrated in disk is managed to purpose physical disk.Wherein, the IOPS of purpose physical disk is lower than preset third
Threshold value shows that purpose physical disk is the free disk in current storage system, then by Data Migration to be migrated to purpose object
Disk is managed, the data storage that may be implemented in current storage system is balanced, improves the service performance of storage system.
A kind of data migration device provided in an embodiment of the present invention is introduced below, a kind of data described below are moved
Moving device can be cross-referenced with a kind of above-described data migration method.
Referring to fig. 2, a kind of data migration device provided in an embodiment of the present invention, comprising:
Module 201 is obtained, for obtaining the IOPS of target physical disk；
Judgment module 202, for judging whether the IOPS of the target physical disk is more than preset first threshold；
Transferring module 203, for judging the mesh when the IOPS of the target physical disk is more than the first threshold
Whether the IOPS for marking physical disk is more than preset second threshold；When the IOPS of the target physical disk is no more than described second
When threshold value, data to be migrated are determined in the target physical disk, and by the Data Migration to be migrated to IOPS lower than pre-
If third threshold value purpose physical disk；
Wherein, the second threshold is greater than the first threshold, and the first threshold is greater than the third threshold value；The mesh
Physical disk in data type it is consistent with the data type in the target physical disk, data type is at least hot number
According to, warm data or cold data.
Wherein, the acquisition module is specifically used for:
The IOPS of the target physical disk is obtained by monitoring process.
Wherein, the acquisition module is specifically used for:
The IOPS of the target physical disk is periodically acquired by the monitoring process, and is calculated total in preset duration
IOPS；
Using total IOPS as the IOPS of the target physical disk.
Wherein, the transferring module is specifically used for:
The maximum target partition of IOPS is determined in the target physical disk, and the data in the target partition are true
It is set to the data to be migrated.
Wherein, further includes:
Data type judgment module, for judging when the IOPS of the target physical disk is more than the second threshold
Data type in the target physical disk；
First transferring module, for when the data type in the target physical disk be dsc data when, in the target
Determine data to be migrated in physical disk, and by the caching of the Data Migration to be migrated to current storage system.
Wherein, further includes:
Second transferring module, for when the data type in the target physical disk is warm data, in the target
Data to be migrated are determined in physical disk, and the Data Migration to be migrated is extremely stored to the physical disk of dsc data.
Wherein, further includes:
Second transferring module, for when the data type in the target physical disk be cold data when, in the target
Data to be migrated are determined in physical disk, and the Data Migration to be migrated is extremely stored to the physical disk of warm data.
As it can be seen that present embodiments providing a kind of data migration device, comprising: obtain module, judgment module and migration mould
Block.The IOPS of target physical disk is obtained by acquisition module first；Then judgment module, for judging target physical disk
Whether IOPS is more than preset first threshold；When the IOPS of target physical disk is more than first threshold, transferring module judges mesh
Whether the IOPS for marking physical disk is more than preset second threshold；When the IOPS of target physical disk is no more than second threshold,
Data to be migrated are determined in target physical disk, and Data Migration to be migrated to IOPS is lower than to the mesh of preset third threshold value
Physical disk；Wherein, second threshold is greater than first threshold, and first threshold is greater than third threshold value；Number in purpose physical disk
Consistent with the data type in target physical disk according to type, data type is at least dsc data, warm data or cold data.So
Share out the work and help one another between modules, Each performs its own functions, so that the data storage realized in current storage system is balanced, improves and deposits
The service performance of storage system.
A kind of Data Migration equipment provided in an embodiment of the present invention is introduced below, a kind of data described below are moved
Moving device can be cross-referenced with a kind of above-described data migration method and device.
Referring to Fig. 3, a kind of Data Migration equipment provided in an embodiment of the present invention, comprising:
Memory 301, for storing computer program；
Processor 302 realizes Data Migration side described in above-mentioned any embodiment when for executing the computer program
The step of method.
A kind of readable storage medium storing program for executing provided in an embodiment of the present invention is introduced below, one kind described below is readable to deposit
Storage media can be cross-referenced with a kind of above-described data migration method, device and equipment.
A kind of readable storage medium storing program for executing is stored with computer program, the computer program quilt on the readable storage medium storing program for executing
The step of data migration method as described in above-mentioned any embodiment is realized when processor executes.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of data migration method characterized by comprising
Obtain the IOPS of target physical disk；
Judge whether the IOPS of the target physical disk is more than preset first threshold；
If so, judging whether the IOPS of the target physical disk is more than preset second threshold；When the target physical magnetic
When the IOPS of disk is no more than the second threshold, data to be migrated are determined in the target physical disk, and by described wait move
Move the purpose physical disk that Data Migration is lower than preset third threshold value to IOPS；
Wherein, the second threshold is greater than the first threshold, and the first threshold is greater than the third threshold value；The purpose object
The data type managed in disk is consistent with the data type in the target physical disk, and data type is at least dsc data, temperature
Data or cold data.
2. data migration method according to claim 1, which is characterized in that the IOPS for obtaining target physical disk,
Include:
The IOPS of the target physical disk is obtained by monitoring process.
3. data migration method according to claim 2, which is characterized in that described to obtain the target by monitoring process
The IOPS of physical disk, comprising:
The IOPS of the target physical disk is periodically acquired by the monitoring process, and is calculated total in preset duration
IOPS；
Using total IOPS as the IOPS of the target physical disk.
4. data migration method according to claim 3, which is characterized in that described to be determined in the target physical disk
Data to be migrated, comprising:
The maximum target partition of IOPS is determined in the target physical disk, and the data in the target partition are determined as
The data to be migrated.
5. data migration method according to any one of claims 1-4, which is characterized in that further include:
When the IOPS of the target physical disk is more than the second threshold, the data class in the target physical disk is judged
Type；
When the data type in the target physical disk is dsc data, number to be migrated is determined in the target physical disk
According to, and by the caching of the Data Migration to be migrated to current storage system.
6. data migration method according to claim 5, which is characterized in that further include:
When the data type in the target physical disk is warm data, number to be migrated is determined in the target physical disk
According to, and by the Data Migration to be migrated to store dsc data physical disk.
7. data migration method according to claim 5, which is characterized in that further include:
When the data type in the target physical disk is cold data, number to be migrated is determined in the target physical disk
According to, and by the Data Migration to be migrated to the physical disk for storing warm data.
8. a kind of data migration device characterized by comprising
Module is obtained, for obtaining the IOPS of target physical disk；
Judgment module, for judging whether the IOPS of the target physical disk is more than preset first threshold；
Transferring module, for judging the target physical when the IOPS of the target physical disk is more than the first threshold
Whether the IOPS of disk is more than preset second threshold；When the IOPS of the target physical disk is no more than the second threshold
When, data to be migrated are determined in the target physical disk, and by the Data Migration to be migrated to IOPS lower than preset
The purpose physical disk of third threshold value；
Wherein, the second threshold is greater than the first threshold, and the first threshold is greater than the third threshold value；The purpose object
The data type managed in disk is consistent with the data type in the target physical disk, and data type is at least dsc data, temperature
Data or cold data.
9. a kind of Data Migration equipment characterized by comprising
Memory, for storing computer program；
Processor realizes the Data Migration side as described in claim 1-7 any one when for executing the computer program
The step of method.
10. a kind of readable storage medium storing program for executing, which is characterized in that be stored with computer program, the meter on the readable storage medium storing program for executing
The step of data migration method as described in claim 1-7 any one is realized when calculation machine program is executed by processor.
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| CN114138183B (en) * | 2021-10-29 | 2023-09-12 | 郑州云海信息技术有限公司 | Data layering method, device and equipment of storage system and storage medium |
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