CN107679193A - A kind of hot statistics method and system for distributed file system - Google Patents
A kind of hot statistics method and system for distributed file system Download PDFInfo
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- CN107679193A CN107679193A CN201710930560.0A CN201710930560A CN107679193A CN 107679193 A CN107679193 A CN 107679193A CN 201710930560 A CN201710930560 A CN 201710930560A CN 107679193 A CN107679193 A CN 107679193A
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- temperature data
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- statistics
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/13—File access structures, e.g. distributed indices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/16—File or folder operations, e.g. details of user interfaces specifically adapted to file systems
- G06F16/168—Details of user interfaces specifically adapted to file systems, e.g. browsing and visualisation, 2d or 3d GUIs
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/18—File system types
- G06F16/182—Distributed file systems
Abstract
The invention discloses a kind of hot statistics method and system for distributed file system, this method includes：Each catalogue of pre-defined target distribution formula file system safeguards a each self-corresponding temperature data, wherein, the temperature data Ll one-level of subdirectory is added up to upper strata parent directory, until root；Access operation signal of the client to file destination in distributed file system is obtained in real time；According to operation signal is accessed, the temperature data of file destination place subdirectory are obtained；The temperature data of subdirectory each layer parent directory upwards where obtaining file destination, until root corresponding to the subdirectory.When client conducts interviews operation to file destination in distributed file system, obtain the temperature data of this layer of catalogue of the file destination and the temperature data of parent directory at different levels, the each catalogue of real-time statistics and the temperature of whole cluster are realized, subsequently to realize that the Premium Features such as dynamic equilibrium or classification lay the first stone.
Description
Technical field
The present invention relates to distributed system field, more particularly to a kind of hot statistics side for distributed file system
Method and system.
Background technology
For distributed memory system, IOPS (number per second for being written and read operation) that cell data server can provide
It is limited, all performances that can be provided of whole system are had a strong impact on, so metadata cluster is needed to use, in order to use whole member
The ability of data cluster, the IOPS of whole system is improved it is necessary to support the advanced feature such as dynamic equilibrium and classification.And these are advanced
Characteristic will be developed on the basis of file system hot statistics this functions.
Therefore, how to realize and hot statistics are carried out to distributed file system, think and subsequently realize dynamic equilibrium or classification
Laid the first stone Deng Premium Features, be the current technical issues that need to address of those skilled in the art.
The content of the invention
It is an object of the invention to provide a kind of hot statistics method and system for distributed file system, it is possible to achieve
Hot statistics are carried out to distributed file system, thinks and subsequently realizes that the Premium Features such as dynamic equilibrium or classification lay the first stone.
In order to solve the above technical problems, the invention provides following technical scheme：
A kind of hot statistics method for distributed file system, including：
Each catalogue of pre-defined target distribution formula file system safeguards a each self-corresponding temperature data, wherein,
The temperature data Ll one-level of subdirectory is added up to upper strata parent directory, until root；
Access operation signal of the client to file destination in distributed file system is obtained in real time；
According to the access operation signal, the temperature data of subdirectory where obtaining the file destination；
The temperature data of each layer parent directory upwards of subdirectory where obtaining the file destination, until corresponding to the subdirectory
Root.
Preferably, each catalogue of the pre-defined target distribution formula file system safeguards a each self-corresponding temperature
Data, wherein, the temperature data Ll one-level of subdirectory is added up to upper strata parent directory, until root, including：
Each catalogue of pre-defined target distribution formula file system safeguards a each self-corresponding temperature data, temperature number
According to the time that the last time including corresponding catalogue is accessed, current hot value and temperature decay factor；
The temperature data Ll one-level of subdirectory is added up to upper strata parent directory, until root.
Preferably, it is described to obtain access operation signal of the client to file destination in distributed file system, bag in real time
Include：
Obtain in real time client to the opening operation signal of file destination in distributed file system, create operation signal or
Obtain property operations signal.
Preferably, it is described according to the access operation signal, the temperature data of subdirectory where obtaining the file destination,
Including：
According to the access operation signal, temperature data statistics trigger signal is generated；
The temperature data statistics of subdirectory where default hot statistics algorithm carries out the file destination is triggered, wherein,
The hot statistics algorithm is included under same catalogue, when the time interval accessed twice is less than predetermined threshold value, the catalogue
Hot value adds 1, and otherwise the hot value of the catalogue is decayed according to the temperature decay factor and current hot value.
Preferably, it is described obtain the file destination where subdirectory each layer parent directory upwards temperature data, until should
Root corresponding to subdirectory, including：
When the temperature of subdirectory where the catalogue file changes, temperature data statistics triggering letter corresponding to generation
Number；
The hot statistics algorithm of triggering parent directory carries out the temperature data statistics of parent directories at different levels upwards step by step, until the son
Root corresponding to catalogue.
A kind of hot statistics system for distributed file system, including：
Definition module, each catalogue for pre-defining target distribution formula file system safeguard a each self-corresponding heat
Degrees of data, wherein, the temperature data Ll one-level of subdirectory is added up to upper strata parent directory, until root；
First acquisition module, letter is operated for obtaining access of the client to file destination in distributed file system in real time
Number；
Second acquisition module, the heat for subdirectory where according to the access operation signal, obtaining the file destination
Degrees of data；
3rd acquisition module, for the temperature data of each layer parent directory upwards of subdirectory where obtaining the file destination,
Until root corresponding to the subdirectory.
Preferably, first acquisition module includes：
First acquisition unit, the opening operation of file destination in distributed file system is believed for obtaining client in real time
Number；
Second acquisition unit, letter is operated for obtaining establishment of the client to file destination in distributed file system in real time
Number；
3rd acquiring unit, the acquisition attribute of file destination in distributed file system is grasped for obtaining client in real time
Make signal.
Preferably, second acquisition module includes：
First trigger signal generation unit, for according to the access operation signal, generation temperature data statistics triggering letter
Number；
First hot statistics unit, the temperature data statistics for being generated according to the first trigger signal generation unit are touched
Signal and trigger the temperature data statistics of subdirectory where default hot statistics algorithm carries out the file destination, wherein, institute
Hot statistics algorithm is stated to be included under same catalogue, when the time interval accessed twice is less than predetermined threshold value, the heat of the catalogue
Angle value adds 1, and otherwise the hot value of the catalogue is decayed according to the temperature decay factor and current hot value.
Preferably, the 3rd acquisition module includes：
Second trigger signal generation unit, when the temperature of subdirectory where the catalogue file changes, generation pair
The temperature data statistics trigger signal answered；
First hot statistics unit, the hot statistics algorithm of triggering parent directory carries out the temperature of parent directories at different levels upwards step by step
Data statistics, until root corresponding to the subdirectory.
Compared with prior art, above-mentioned technical proposal has advantages below：
A kind of hot statistics method for distributed file system provided by the present invention, including：Pre-defined target
Each catalogue of distributed file system safeguards a each self-corresponding temperature data, wherein, the temperature data Ll of subdirectory
One-level is added up to upper strata parent directory, until root；Client is obtained in real time to file destination in distributed file system
Access operation signal；According to operation signal is accessed, the temperature data of file destination place subdirectory are obtained；Obtain file destination
The temperature data of place subdirectory each layer parent directory upwards, until root corresponding to the subdirectory.Whenever client is to distribution
In formula file system file destination conduct interviews operation when, that is, obtain the temperature data of this layer of catalogue of the file destination and at different levels
The temperature data of parent directory, realize each catalogue of real-time statistics and the temperature of whole cluster, for it is follow-up realize dynamic equilibrium or
The Premium Features such as classification lay the first stone.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
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 the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
The hot statistics method stream for distributed file system that Fig. 1 is provided for a kind of embodiment of the present invention
Cheng Tu.
Embodiment
The core of the present invention is to provide a kind of hot statistics method and system for distributed file system, it is possible to achieve
Hot statistics are carried out to distributed file system, thinks and subsequently realizes that the Premium Features such as dynamic equilibrium or classification lay the first stone.
In order that the above objects, features and advantages of the present invention can become apparent it is understandable, below in conjunction with the accompanying drawings to this hair
Bright embodiment is described in detail.
Detail is elaborated in the following description in order to fully understand the present invention.But the present invention can with it is a variety of not
Other manner described here is same as to implement, those skilled in the art can do class in the case of without prejudice to intension of the present invention
Like popularization.Therefore the present invention is not limited to the specific embodiments disclosed below.
It refer to Fig. 1, the temperature for distributed file system that Fig. 1 is provided for a kind of embodiment of the present invention
Statistical method flow chart.
A kind of embodiment of the present invention provides a kind of hot statistics method for distributed file system, wraps
Include：
S11：Each catalogue of pre-defined target distribution formula file system safeguards a each self-corresponding temperature data, its
In, the temperature data Ll one-level of subdirectory is added up to upper strata parent directory, until root.
In the present embodiment, each catalogue for pre-defining target distribution formula file system safeguards that portion is each self-corresponding
Temperature data, wherein, the temperature data Ll one-level of subdirectory is added up to upper strata parent directory, until root, including：In advance
Each catalogue for first defining target distribution formula file system safeguards a each self-corresponding temperature data, and temperature data include corresponding
The time that the last time of catalogue is accessed, current hot value and temperature decay factor；The temperature data Ll one-level of subdirectory
Added up to upper strata parent directory, until root.
S12：Access operation signal of the client to file destination in distributed file system is obtained in real time.
Access operation signal of the client to file destination in distributed file system is obtained in real time, including：Obtain in real time
Client is to the opening operation signal of file destination, establishment operation signal in distributed file system or obtains property operations letter
Number.
S13：According to operation signal is accessed, the temperature data of file destination place subdirectory are obtained.
According to operation signal is accessed, the temperature data of file destination place subdirectory are obtained, including：Believe according to operation is accessed
Number, generate temperature data statistics trigger signal；Trigger the heat of subdirectory where default hot statistics algorithm carries out file destination
The number of degrees according to statistics, wherein, hot statistics algorithm is included under same catalogue, when the time interval accessed twice is less than predetermined threshold value
When, the hot value of the catalogue adds 1, and otherwise the hot value of the catalogue is decayed according to temperature decay factor and current hot value.
S14：The temperature data of subdirectory each layer parent directory upwards where obtaining file destination, until corresponding to the subdirectory
Root.
The temperature data of subdirectory each layer parent directory upwards where obtaining file destination, until root mesh corresponding to the subdirectory
Record, including：When the temperature of subdirectory where catalogue file changes, temperature data statistics trigger signal corresponding to generation；
The hot statistics algorithm of triggering parent directory carries out the temperature data statistics of parent directories at different levels upwards step by step, until the subdirectory is corresponding
Root.
In the present embodiment, when documentary access operation, such as open, create, obtain attribute, can all trigger pre-
If hot statistics algorithm.Under same catalogue, the time interval accessed twice was if less than predetermined threshold value, such as 1 second；Then this catalogue
Hot value add 1, if greater than equal to predetermined threshold value, such as 1 second, hot value was just entered according to temperature decay factor and current hot value
Row decay, while the corresponding hot statistics algorithm of parent directory can be triggered step by step upwards, untill root.
Wherein, when client carries out the access operation of file, preferably meta data server triggers this layer of catalogue of file
Hot statistics algorithm, and trigger the hot statistics algorithm of parent directory upwards step by step, until untill root.According to this embodiment party
The file system hot statistics method of formula, realizes each catalogue of real-time statistics and the temperature data of whole cluster, is follow-up real
The existing Premium Features such as dynamic equilibrium or classification lay the first stone.
Correspondingly, one embodiment of the present invention additionally provides a kind of hot statistics system for distributed file system
System, including：Definition module, each catalogue for pre-defining target distribution formula file system safeguard a each self-corresponding heat
Degrees of data, wherein, the temperature data Ll one-level of subdirectory is added up to upper strata parent directory, until root；First obtains
Module, for obtaining access operation signal of the client to file destination in distributed file system in real time；Second acquisition module,
For according to operation signal is accessed, obtaining the temperature data of file destination place subdirectory；3rd acquisition module, for obtaining mesh
The temperature data of subdirectory each layer parent directory upwards where marking file, until root corresponding to the subdirectory.
First acquisition module includes：First acquisition unit, for obtaining client in real time to mesh in distributed file system
Mark the opening operation signal of file；Second acquisition unit, for obtaining client in real time to target text in distributed file system
The establishment operation signal of part；3rd acquiring unit, for obtaining client in real time to file destination in distributed file system
Obtain property operations signal.
Second acquisition module includes：First trigger signal generation unit, for according to operation signal is accessed, generating temperature number
Trigger signal according to statistics；First hot statistics unit, for the temperature data system generated according to the first trigger signal generation unit
The temperature data statistics that trigger signal triggers subdirectory where default hot statistics algorithm carries out file destination is counted, wherein, heat
Degree statistic algorithm is included under same catalogue, when the time interval accessed twice is less than predetermined threshold value, the hot value of the catalogue
Add 1, otherwise the hot value of the catalogue is decayed according to temperature decay factor and current hot value.
3rd acquisition module includes：Second trigger signal generation unit, the temperature of subdirectory occurs where catalogue file
During change, temperature data statistics trigger signal corresponding to generation；First hot statistics unit, trigger the heat of parent directory upwards step by step
The temperature data statistics that statistic algorithm carries out parent directories at different levels is spent, until root corresponding to the subdirectory.
When client conducts interviews operation to file destination in distributed file system, that is, obtain the file destination sheet
The layer temperature data of catalogue and the temperature data of parent directory at different levels, realize each catalogue of real-time statistics and the heat of whole cluster
Degree, subsequently to realize that the Premium Features such as dynamic equilibrium or classification lay the first stone.
In summary, the hot statistics method and system provided by the present invention for distributed file system, Mei Dangke
Family end file destination in distributed file system is conducted interviews operation when, that is, obtain the temperature number of this layer of catalogue of the file destination
According to this and parent directory at different levels temperature data, realize each catalogue of real-time statistics and the temperature of whole cluster, realized to be follow-up
The Premium Features such as dynamic equilibrium or classification lay the first stone.
A kind of hot statistics method and system for distributed file system provided by the present invention is carried out above
It is discussed in detail.Specific case used herein is set forth to the principle and embodiment of the present invention, above example
Illustrate to be only intended to help the method and its core concept for understanding the present invention.It should be pointed out that the common skill for the art
For art personnel, under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention, these change
Enter and modify to also fall into the protection domain of the claims in the present invention.
Claims (9)
- A kind of 1. hot statistics method for distributed file system, it is characterised in that including：Each catalogue of pre-defined target distribution formula file system safeguards a each self-corresponding temperature data, wherein, specific item The temperature data Ll one-level of record is added up to upper strata parent directory, until root；Access operation signal of the client to file destination in distributed file system is obtained in real time；According to the access operation signal, the temperature data of subdirectory where obtaining the file destination；The temperature data of each layer parent directory upwards of subdirectory where obtaining the file destination, until root mesh corresponding to the subdirectory Record.
- 2. according to the method for claim 1, it is characterised in that each mesh of the pre-defined target distribution formula file system A each self-corresponding temperature data are safeguarded in record, wherein, the temperature data Ll one-level of subdirectory is carried out to upper strata parent directory It is accumulative, until root, including：Each catalogue of pre-defined target distribution formula file system safeguards a each self-corresponding temperature data, temperature packet Include accessed time last time of corresponding catalogue, current hot value and temperature decay factor；The temperature data Ll one-level of subdirectory is added up to upper strata parent directory, until root.
- 3. according to the method for claim 2, it is characterised in that the client that obtains in real time is in distributed file system The access operation signal of file destination, including：Client is obtained in real time to the opening operation signal of file destination, establishment operation signal or acquisition in distributed file system Property operations signal.
- 4. according to the method described in any one of claims 1 to 3, it is characterised in that it is described according to the access operation signal, obtain The temperature data of subdirectory where taking the file destination, including：According to the access operation signal, temperature data statistics trigger signal is generated；The temperature data statistics of subdirectory where default hot statistics algorithm carries out the file destination is triggered, wherein, it is described Hot statistics algorithm is included under same catalogue, when the time interval accessed twice is less than predetermined threshold value, the temperature of the catalogue Value adds 1, and otherwise the hot value of the catalogue is decayed according to the temperature decay factor and current hot value.
- 5. according to the method for claim 4, it is characterised in that subdirectory where the acquisition file destination is each upwards The temperature data of layer parent directory, until root corresponding to the subdirectory, including：When the temperature of subdirectory where the catalogue file changes, temperature data statistics trigger signal corresponding to generation；The hot statistics algorithm of triggering parent directory carries out the temperature data statistics of parent directories at different levels upwards step by step, until the subdirectory Corresponding root.
- A kind of 6. hot statistics system for distributed file system, it is characterised in that including：Definition module, each catalogue for pre-defining target distribution formula file system safeguard a each self-corresponding temperature number According to, wherein, the temperature data Ll one-level of subdirectory is added up to upper strata parent directory, until root；First acquisition module, for obtaining access operation signal of the client to file destination in distributed file system in real time；Second acquisition module, the temperature number for subdirectory where according to the access operation signal, obtaining the file destination According to；3rd acquisition module, for the temperature data of each layer parent directory upwards of subdirectory where obtaining the file destination, until Root corresponding to the subdirectory.
- 7. system according to claim 6, it is characterised in that first acquisition module includes：First acquisition unit, for obtaining opening operation signal of the client to file destination in distributed file system in real time；Second acquisition unit, for obtaining establishment operation signal of the client to file destination in distributed file system in real time；3rd acquiring unit, the acquisition property operations of file destination in distributed file system are believed for obtaining client in real time Number.
- 8. the system according to claim 6 or 7, it is characterised in that second acquisition module includes：First trigger signal generation unit, for according to the access operation signal, generating temperature data statistics trigger signal；First hot statistics unit, the temperature data statistics for being generated according to the first trigger signal generation unit trigger letter The temperature data statistics of subdirectory where number default hot statistics algorithm of triggering carries out the file destination, wherein, the heat Degree statistic algorithm is included under same catalogue, when the time interval accessed twice is less than predetermined threshold value, the hot value of the catalogue Add 1, otherwise the hot value of the catalogue is decayed according to the temperature decay factor and current hot value.
- 9. system according to claim 8, it is characterised in that the 3rd acquisition module includes：Second trigger signal generation unit, when the temperature of subdirectory where the catalogue file changes, corresponding to generation Temperature data statistics trigger signal；First hot statistics unit, the hot statistics algorithm of triggering parent directory carries out the temperature data of parent directories at different levels upwards step by step Statistics, until root corresponding to the subdirectory.
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| CN108763589A (en) * | 2018-06-20 | 2018-11-06 | 程慧泉 | A kind of catalog system and its implementation of distributed file system |
| CN109582233A (en) * | 2018-11-21 | 2019-04-05 | 网宿科技股份有限公司 | A kind of caching method and device of data |
| CN111104300A (en) * | 2019-11-30 | 2020-05-05 | 浪潮电子信息产业股份有限公司 | Statistical method, system and device for directory access heat |
| CN112667149A (en) * | 2020-12-04 | 2021-04-16 | 北京浪潮数据技术有限公司 | Data heat sensing method, device, equipment and medium |
| WO2023169188A1 (en) * | 2022-03-09 | 2023-09-14 | 华为技术有限公司 | Popularity identification method and apparatus in file system, and computer device |
| CN116841978A (en) * | 2023-08-31 | 2023-10-03 | 北京趋动智能科技有限公司 | Path analysis method, device and storage medium based on distributed file system |
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Application publication date: 20180209 |