CN107688443A - A kind of method of data storage, system and relevant apparatus - Google Patents
A kind of method of data storage, system and relevant apparatus Download PDFInfo
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- CN107688443A CN107688443A CN201710841355.7A CN201710841355A CN107688443A CN 107688443 A CN107688443 A CN 107688443A CN 201710841355 A CN201710841355 A CN 201710841355A CN 107688443 A CN107688443 A CN 107688443A
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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
- G06F3/061—Improving I/O performance
-
- 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
-
- 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
- G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
- G06F3/0656—Data buffering arrangements
-
- 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
- G06F3/0688—Non-volatile semiconductor memory arrays
Abstract
A kind of method of data storage provided herein, including:Read the data record in storage system and determine the storage location of dsc data;According to the high dsc data in dsc data described in setting Rule Extraction;By the high dsc data be sent to shift function plug-in unit so as to the shift function plug-in unit by the high fever data storage into the caching of host side.By this method so that these high dsc datas can be returned directly when accessed from the caching of applied host machine, reduced applied host machine to the I/O request link between storage, greatly improved systematic function.The application also provides a kind of system of data storage, a kind of computer-readable recording medium and a kind of server, has above-mentioned beneficial effect.
Description
Technical field
The application is related to field of storage, more particularly to a kind of method of data storage, system and a kind of computer-readable deposits
Storage media and server.
Background technology
Storage system traditional at present is provided which the functions such as the AUTOMATIC ZONING storage migration of data.AUTOMATIC ZONING technology according to
Dsc data/three kinds of warm data/cold data, while storage system are splitted data into according to special algorithm to system IO monitoring data
The hard disk structure of the different rotating speeds such as generally use SSD/HDD/NL, corresponding to be referred to as three layers, AUTOMATIC ZONING is in time by storage system
In dsc data Autonomic Migration Framework in the higher SSD storage devices of performance, while also warm cold data can correspondingly be moved to HDD/
Reduces carrying cost and improves response speed of the system to dsc data in storage device more cheap SATA/NL etc..
But this data hierarchy migration at present is only limited in storage system therein, for it is some to performance requirement very
High application scenarios, the network environment based on external storage, asked from client to applied host machine again to the whole ring of storage system
Section is excessive, and dsc data only is moved into SSD, and the performance space that can optimize lifting is limited.
Apply for content
The purpose of the application is to provide a kind of method of data storage, system and a kind of computer-readable recording medium and clothes
Business device, reduces applied host machine to the I/O request link between memory, improves systematic function.
In order to solve the above technical problems, the application provides a kind of method of data storage, technical scheme is as follows:
Read the data record in storage system and determine the storage location of dsc data;
According to the high dsc data in dsc data described in setting Rule Extraction;
The high dsc data is sent to shift function plug-in unit so that the shift function plug-in unit deposits the high dsc data
Storage is into the caching of host side.
Wherein, before according to the high dsc data in setting Rule Extraction dsc data, in addition to:
The maximum amount of data of the high dsc data is determined according to the free buffer of the host side.
Wherein, methods described also includes:
Receive the data access request that client is sent;
Judge whether data corresponding to the data access request are high fever degrees of data;
If so, corresponding data are then directly returned to from caching;
If it is not, the data access request is then forwarded to the storage system.
The application also provides a kind of system of data storage, including:
Read module, for reading the data record in storage system and determining the storage location of dsc data;
Extraction module, for according to the high dsc data in dsc data described in setting Rule Extraction;
Memory module, for the high dsc data to be sent into shift function plug-in unit so that the shift function plug-in unit is by institute
High fever data storage is stated into the caching of host side.
Wherein, the system also includes:
Determining module, for determining the maximum amount of data of the high dsc data according to the free buffer of the host side.
Wherein, in addition to:
Receiving module, for receiving the data access request of client transmission;
Judge module, for judging whether data corresponding to the data access request are high fever degrees of data;
Module is returned to, if during for high fever degrees of data, then directly returning to corresponding data from caching;
Forwarding module, for if not during high fever degrees of data, then the data access request is forwarded into the storage to be
System.
The application also provides a kind of computer-readable recording medium, is stored thereon with computer program, it is characterised in that institute
State when computer program is performed and realize following steps:
Read the data record in storage system and determine the storage location of dsc data;
According to the high dsc data in dsc data described in setting Rule Extraction;
The high dsc data is sent to shift function plug-in unit so that the shift function plug-in unit deposits the high dsc data
Storage is into the caching of host side.
The application also provides a kind of server, including memory and processor, has computer program in the memory,
The processor realizes following steps when calling the computer program in the memory:
Read the data record in storage system and determine the storage location of dsc data;
According to the high dsc data in dsc data described in setting Rule Extraction;
The high dsc data is sent to shift function plug-in unit so that the shift function plug-in unit deposits the high dsc data
Storage is into the caching of host side.
A kind of method of data storage provided herein, including:Read the data record in storage system and determination
The storage location of dsc data;According to the high dsc data in dsc data described in setting Rule Extraction;The high dsc data is sent to
Shift function plug-in unit so as to the shift function plug-in unit by the high fever data storage into the caching of host side.Pass through this side
Method so that these high dsc datas can be returned directly when accessed from caching, reduce applied host machine to the IO between storage
Link is asked, greatly improves systematic function.The application also provides a kind of system of data storage, a kind of computer-readable deposited
Storage media and a kind of server, there is above-mentioned beneficial effect, here is omitted.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of application, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
A kind of method flow diagram for data storage that Fig. 1 is provided by the embodiment of the present application;
The method flow diagram for another data storage that Fig. 2 is provided by the embodiment of the present application;
A kind of system structure diagram for data storage that Fig. 3 is provided by the embodiment of the present application.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In accompanying drawing, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belong to the scope of the application protection.
It refer to Fig. 1, a kind of method flow diagram for data storage that Fig. 1 is provided by the embodiment of the present application, technical scheme
It is as follows:
S101:Read the data record in storage system and determine the storage location of dsc data;
Storage system traditional at present is provided which the functions such as the AUTOMATIC ZONING storage migration of data.AUTOMATIC ZONING technology according to
Three kinds of dsc data, warm data and cold data are splitted data into according to special algorithm to system IO monitoring data, while stores and is
The hard disk structure of the different rotating speeds such as generally use of uniting SSD/HDD/NL, corresponding to be referred to as three layers, storage is in time by AUTOMATIC ZONING
Dsc data Autonomic Migration Framework in system also can correspondingly move to warm cold data in the higher SSD storage devices of performance
In storage device more cheap HDD/SATA/NL etc., reduce carrying cost and improve response speed of the system to dsc data.This step
Rapid purpose is to read the record of AUTOMATIC ZONING storage migration, to determine the storage location of dsc data.Because high dsc data is only
It can be present in dsc data, therefore warm data and cold data need not be paid close attention to.Dsc data passes through after storage system AUTOMATIC ZONING, leads to
It is typically located at rotating speed highest hard disk --- SSD (Solid State Drives, solid state hard disc), that is, the storage location determined can be with
The SSD and specific store path being to determine where dsc data.There can be multiple SSD in storage system, at this moment also need determination to deposit
The SSD of heat accumulation data.
S102:According to the high dsc data in dsc data described in setting Rule Extraction;
Described setting rule does not limit its set-up mode, can manually set or processor is according to specific
Algorithm is configured, such as can formulate setting rule according to the accessed possibility of data or the frequency accessed, or
Person extracts high dsc data according to the higher data of temperature in Thermometer.
It is noted that before high dsc data is extracted, maximum number can also be calculated according to the free buffer of host side
According to amount, i.e., the maximum amount of data that the shift function plug-in unit can migrate.Such as applied host machine internal memory 16G, system and application consumption
10G, about 6G internal memories are idle that such words can takes out half such as 3G and (can not entirely account for, to consider system ripple
It is dynamic) to use, then maximum data volume is exactly 3G.Therefore maximum amount of data is configured according to actual conditions.Here it is not right
Extraction process is limited in any way, and disposably can have been extracted all high dsc datas, can also have been extracted in batches.
S103:The high dsc data is sent to shift function plug-in unit so that the shift function plug-in unit is by the high fever number
According to storing into the caching of host side.
After extracting high dsc data, processor sends high dsc data to shift function plug-in unit, then will by shift function plug-in unit
High fever data storage is into the caching of host side.Here caching refers to the caching of applied host machine.And applied host machine and storage
Device is two different elements.When usual client is to applied host machine acquisition data, applied host machine needs to send number to memory
According to request, memory finds corresponding data from the storage of itself and is back to applied host machine again, finally will by applied host machine
Data return to client.And by high fever data storage to after caching, client sends the action of applied host machine after request of data
It is changed into:
Receive the data access request that client is sent;Judge whether data corresponding to the data access request are high fever
Degrees of data;If so, corresponding data are then directly returned to from caching;If it is not, then the data access request is forwarded to described
Storage system.
It is noted that shift function plug-in unit is operated in host side, therefore this step is substantially by storage system
Processor sends high dsc data to shift function plug-in unit after extracting high dsc data, and shift function plug-in unit is again by high fever data storage
Into the caching of host side.Such benefit is that of avoiding high dsc data and sent by host side during client request to storage system
Related I/O request, the corresponding speed of data is improved, improve the performance of whole storage system.
The embodiment of the present application provides a kind of date storage method, and high dsc data quilt can be realized by the above method
Directly return from the caching of applied host machine during access, without carrying out sending I/O request to storage system again, greatly improve
Systematic function.
Referring to Fig. 2, the method flow diagram for another data storage that Fig. 2 is provided by the embodiment of the present application, technical scheme
It is as follows:
S201:Read the data record in storage system and determine the storage location of dsc data;
S202:The maximum amount of data of the high dsc data is determined according to the free buffer of the host side;
S203:According to the high dsc data in dsc data described in setting Rule Extraction;
S204:The high dsc data is sent to shift function plug-in unit so that the shift function plug-in unit is by the high fever number
According to storing into the caching of host side.
A kind of system of the data storage provided below the embodiment of the present application is introduced, data storage described below
The method of system and above-described data storage can be mutually to should refer to.
A kind of system of data storage is also provided referring to Fig. 3 the application, including:
Read module 100, for reading the data record in storage system and determining the storage location of dsc data;
Extraction module 200, for according to the high dsc data in dsc data described in setting Rule Extraction;
Memory module 300, for the high dsc data to be sent into shift function plug-in unit so as to the shift function plug-in unit
By the high fever data storage into the caching of host side.
Based on above-described embodiment, as preferred embodiment, the system can also include:
Determining module, for determining the maximum amount of data of the high dsc data according to the free buffer of the host side.
Based on above-described embodiment, as preferred embodiment, the system can also include:
Receiving module, for receiving the data access request of client transmission;
Judge module, for judging whether data corresponding to the data access request are high fever degrees of data;
Module is returned to, if during for high fever degrees of data, then directly returning to corresponding data from caching;
Forwarding module, for if not during high fever degrees of data, then the data access request is forwarded into the storage to be
System.
Present invention also provides a kind of computer-readable recording medium, there is computer program thereon, the computer program
The step of above-described embodiment provides can be realized when being performed.The storage medium can be:USB flash disk, mobile hard disk, read-only storage
Device (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
Present invention also provides a kind of server, can include memory and processor, have calculating in the memory
Machine program, when the processor calls the computer program in the memory, it is possible to achieve the step that above-described embodiment is provided
Suddenly.Certain server can also include the component such as various network interfaces, power supply.
Each embodiment is described by the way of progressive in specification, and what each embodiment stressed is and other realities
Apply the difference of example, between each embodiment identical similar portion mutually referring to.For embodiment provide system and
Speech, because it is corresponding with the method that embodiment provides, so description is fairly simple, related part is referring to method part illustration
.
A kind of method and system of data storage provided herein is described in detail above.It is used herein
Specific case is set forth to the principle and embodiment of the application, and the explanation of above example is only intended to help and understands
The present processes and its core concept.It should be pointed out that for those skilled in the art, this is not being departed from
On the premise of applying for principle, some improvement and modification can also be carried out to the application, these are improved and modification also falls into the application
In scope of the claims.
It should also be noted that, in this manual, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of elements not only include that
A little key elements, but also the other element including being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except other identical element in the process including the key element, method, article or equipment being also present.
Claims (8)
- A kind of 1. method of data storage, it is characterised in that including:Read the data record in storage system and determine the storage location of dsc data;According to the high dsc data in dsc data described in setting Rule Extraction;By the high dsc data be sent to shift function plug-in unit so as to the shift function plug-in unit by the high fever data storage extremely In the caching of host side.
- 2. according to the method for claim 1, it is characterised in that according to setting Rule Extraction dsc data in high dsc data it Before, in addition to:The maximum amount of data of the high dsc data is determined according to the free buffer of the host side.
- 3. according to the method for claim 2, it is characterised in that also include:Receive the data access request that client is sent;Judge whether data corresponding to the data access request are high fever degrees of data;If so, corresponding data are then directly returned to from caching;If it is not, the data access request is then forwarded to the storage system.
- A kind of 4. system of data storage, it is characterised in that including:Read module, for reading the data record in storage system and determining the storage location of dsc data;Extraction module, for according to the high dsc data in dsc data described in setting Rule Extraction;Memory module, for the high dsc data to be sent into shift function plug-in unit so that the shift function plug-in unit is by the height Dsc data is stored into the caching of host side.
- 5. system according to claim 4, it is characterised in that also include:Determining module, for determining the maximum amount of data of the high dsc data according to the free buffer of the host side.
- 6. system according to claim 5, it is characterised in that also include:Receiving module, for receiving the data access request of client transmission;Judge module, for judging whether data corresponding to the data access request are high fever degrees of data;Module is returned to, if during for high fever degrees of data, then directly returning to corresponding data from caching;Forwarding module, for if not during high fever degrees of data, then the data access request being forwarded into the storage system.
- 7. a kind of computer-readable recording medium, is stored thereon with computer program, it is characterised in that the computer program quilt The method as described in claim any one of 1-3 is realized during execution.
- 8. a kind of server, it is characterised in that including memory and processor, have computer program, institute in the memory State the method realized when processor calls the computer program in the memory as described in claim any one of 1-3.
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CN109284236A (en) * | 2018-08-28 | 2019-01-29 | 北京三快在线科技有限公司 | Data preheating method, device, electronic equipment and storage medium |
CN109656939A (en) * | 2018-12-24 | 2019-04-19 | 广州虎牙信息科技有限公司 | A kind of buffering updating method, device, equipment and storage medium |
CN110888600A (en) * | 2019-11-13 | 2020-03-17 | 西安交通大学 | Buffer area management method for NAND flash memory |
CN110989937A (en) * | 2019-12-06 | 2020-04-10 | 浪潮电子信息产业股份有限公司 | Data storage method, device and equipment and computer readable storage medium |
CN111880735A (en) * | 2020-07-24 | 2020-11-03 | 北京浪潮数据技术有限公司 | Data migration method, device, equipment and storage medium in storage system |
CN112463074A (en) * | 2020-12-14 | 2021-03-09 | 苏州浪潮智能科技有限公司 | Data classification storage method, system, terminal and storage medium |
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CN112463074A (en) * | 2020-12-14 | 2021-03-09 | 苏州浪潮智能科技有限公司 | Data classification storage method, system, terminal and storage medium |
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