CN108763501A - A kind of main method of collection mass selection, system, equipment and computer readable storage medium - Google Patents
A kind of main method of collection mass selection, system, equipment and computer readable storage medium Download PDFInfo
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- CN108763501A CN108763501A CN201810538897.1A CN201810538897A CN108763501A CN 108763501 A CN108763501 A CN 108763501A CN 201810538897 A CN201810538897 A CN 201810538897A CN 108763501 A CN108763501 A CN 108763501A
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Abstract
The invention discloses a kind of main method of collection mass selection, system, equipment and computer readable storage mediums, are applied in distributed file system, wherein this method includes：When needing collection mass selection main, judge whether to meet the collection main condition of mass selection, if so, collection mass selection main operation is executed, if it is not, then keeping current primary node constant；Namely when being unsatisfactory for the collection main condition of mass selection, distributed file system can't execute collection mass selection main operation, only in the main condition of satisfaction collection mass selection, distributed file system can just execute collection mass selection main operation, compared with prior art, distributed file system will not be added or exit and random execution collection mass selection main operation with node, so that the host node of distributed file system will not change easily, can improve the stability of distributed file system to a certain extent.A kind of collection mass selection main system, equipment and computer readable storage medium provided by the invention also solve the problems, such as relevant art to a certain extent.
Description
Technical field
The present invention relates to the collection main technical fields of mass selection, more specifically to a kind of main method of collection mass selection, system, equipment
And computer readable storage medium.
Background technology
It in distributed file system, can select a node as host node in clustered node, that is, collect mass selection master, and
And when the host node selected or other nodes exit or rejoin the distributed file system, collection mass selection can be re-started
It is main.
In this way, whenever thering is node to exit distributed file system or thering is node to be added in the distributed file system,
Collection mass selection master can be carried out so that the stability of distributed file system is poor.
In conclusion the stability for how improving distributed file system is that current those skilled in the art are urgently to be resolved hurrily
Problem.
Invention content
The object of the present invention is to provide a kind of main methods of collection mass selection, can solve how to improve distribution to a certain extent
The technical issues of stability of file system.The present invention also provides a kind of collection mass selection main system, equipment and computer-readable deposit
Storage media.
To achieve the goals above, the present invention provides the following technical solutions：
A kind of main method of collection mass selection is applied in distributed file system, including：
When needing collection mass selection main, judge whether to meet the collection main condition of mass selection, if so, collection mass selection main operation is executed, if
It is no, then keep current primary node constant.
Preferably, described to judge whether to meet the collection main condition of mass selection, including：
Judge whether the distributed file system is in stable state, if so, judging to be unsatisfactory for the collection main item of mass selection
Part, if it is not, then judging to meet the collection main condition of mass selection.
Preferably, the stable state is that the operating time of current primary node is more than or equal to preset duration.
Preferably, the preset duration is 30 seconds.
Preferably, the stable state is that the working efficiency of the distributed file system is more than or equal to default efficiency.
Preferably, the execution collects mass selection main operation, including：
Both candidate nodes collection, the sieve are filtered out from the node of the distributed file system according to preset screening conditions
It includes but is not limited to the service state without exception of node itself to select condition；
Select a node as host node in both candidate nodes concentration.
Preferably, described to select a node as host node in the screening set of node, including：
Select the node of ID values minimum as the host node in the screening set of node.
A kind of collection mass selection main system, including：
Judgment module meets the collection main condition of mass selection for when needing collection mass selection main, judging whether；
Execution module, for when the judgment module is judged to meet the collection main condition of mass selection, executing collection mass selection main operation；
Module is kept, for when the judgment module judges to be unsatisfactory for the main condition of collection mass selection, keeping current primary node
It is constant.
A kind of collection mass selection main equipment, including：
Memory, for storing computer program；
Processor, the step of as above any collection mass selection main method is realized when for executing the computer program.
A kind of computer readable storage medium is stored with computer program in the computer readable storage medium, described
The step of as above any collection mass selection main method is realized when computer program is executed by processor.
A kind of main method of collection mass selection provided by the invention is not directly to carry out collection mass selection master when needing collection mass selection main
Operation, but first judge whether to meet the collection main condition of mass selection, if so, collection mass selection main operation is executed again, if it is not, then keeping current
Host node is constant.Namely when being unsatisfactory for the collection main condition of mass selection, distributed file system can't execute collection mass selection main operation, only
Have in the main condition of satisfaction collection mass selection, distributed file system can just execute collection mass selection main operation, compared with prior art, distribution
Formula file system will not be added or exit and random execution collection mass selection main operation with node, so that distributed field system
The host node of system will not change easily, can improve the stability of distributed file system to a certain extent.The present invention provides
A kind of collection mass selection main system, equipment and computer readable storage medium also solve the problems, such as relevant art to a certain extent.
Description of the drawings
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 technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of flow chart of collection main method of mass selection provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of collection mass selection main system provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of collection mass selection main equipment provided in an embodiment of the present invention；
Fig. 4 is another structural schematic diagram for collecting mass selection main equipment provided in an embodiment of the present invention.
Specific implementation mode
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 describes, 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 action executive agent of each step can be this hair in a kind of collection main method of mass selection provided in an embodiment of the present invention
A kind of collection mass selection main system that bright embodiment provides, and the system can be built in computer, server etc., so of the invention
The meter of the action executive agent system that may be built-in of each step in a kind of main method of collection mass selection that embodiment provides
Calculation machine, server etc..For convenience, here by each step in a kind of main method of collection mass selection provided in an embodiment of the present invention
Action executive agent be set as a kind of collection mass selection main system provided in an embodiment of the present invention, referred to as select main system.
In the main method of existing collection mass selection, when a certain node in distributed file system exits, collection can be re-started
Mass selection master selects a new host node, and when newly increasing a certain node in distributed file system, it can still re-start
Collect mass selection master, selects a new host node；As long as namely the node in distributed file system changes, distributed document
System will re-start collection mass selection master, new host node be selected, such that distributed file system frequently carries out cluster
Select main operation so that the stability of distributed file system is poor.And a kind of main method of collection mass selection provided in an embodiment of the present invention
The stability of distributed file system can be then improved on certain length.
Referring to Fig. 1, Fig. 1 is a kind of flow chart of collection main method of mass selection provided in an embodiment of the present invention.
A kind of main method of collection mass selection provided in an embodiment of the present invention, be applied to distributed file system in, may include with
Lower step：
Step S101：When needing collection mass selection main, judge whether to meet the collection main condition of mass selection, if so, thening follow the steps
S102：Collection mass selection main operation is executed, if it is not, thening follow the steps S103：Keep current primary node constant.
In practical application, the triggering moment of collection mass selection master can be that a certain node of distributed file system exits the distribution
Formula file system can also be to have increased a certain node etc. in distributed file system newly, and the triggering moment of collection mass selection master can root
Factually border it needs to be determined that.But what moment is the triggering moment for no matter collecting mass selection master be, selects main system when needing collection mass selection main,
First judge whether to meet the collection main condition of mass selection, if so, collection mass selection main operation is executed, if it is not, then keeping current primary node constant.
The collection main condition of mass selection can determine according to actual needs, it can be appreciated that no matter collecting how the main condition of mass selection changes, when distributed text
When the current primary node of part system is no longer host node, for example current primary node has exited distributed file system, at this point, even if
It selects main system to judge to be unsatisfactory for the collection main condition of mass selection, also needs to execute working as collection mass selection main operation namely distributed file system
When preceding host node is no longer host node, main system is selected directly to execute collection mass selection main operation.
A kind of main method of collection mass selection provided by the invention is not directly to carry out collection mass selection master when needing collection mass selection main
Operation, but first judge whether to meet the collection main condition of mass selection, if so, collection mass selection main operation is executed again, if it is not, then keeping current
Host node is constant.Namely when being unsatisfactory for the collection main condition of mass selection, distributed file system can't execute collection mass selection main operation, only
Have in the main condition of satisfaction collection mass selection, distributed file system can just execute collection mass selection main operation, compared with prior art, distribution
Formula file system will not be added or exit and random execution collection mass selection main operation with node, so that distributed field system
The host node of system will not change easily, can improve the stability of distributed file system to a certain extent.
In a kind of main method of collection mass selection provided in an embodiment of the present invention, judges whether to meet the collection main condition of mass selection, can have
Body is：
Judge whether distributed file system is in stable state, if so, judge to be unsatisfactory for the collection main condition of mass selection, if
It is no, then judge to meet the collection main condition of mass selection.
In practical application, integrate whether the main condition of mass selection can be in stable state as distributed file system, it is referred to herein
Stable state can be distributed file system working performance whether stablize, whether I/O rate is stablized, signal intelligence whether
Good etc., it can be that I/O rate fluctuates in a certain section that whether I/O rate mentioned here, which is stablized, distributed file system
Being specifically defined for stable state can determine according to actual needs, and the present invention herein and is not specifically limited.
In a kind of main method of collection mass selection provided in an embodiment of the present invention, stable state is that the operating time of current primary node is big
In equal to preset duration.
Since collection mass selection main operation is in order to select a new host node to distributed file system, so practical application
In, the operating time that the stable state of distributed file system can be set as to current primary node is more than or equal to preset duration, this
When, when current primary node is just used as host node, just need the operating time of accumulation current primary node.With the work of current primary node
Shi Changwei 10 minutes, for preset duration is 9 minutes, it is clear that the operating time of current primary node is more than preset duration, then divides
Cloth file system is in stable state；If the operating time of current primary node is 9 minutes, preset duration is 10 minutes, it is clear that
The operating time of current primary node is less than preset duration, then distributed file system is in unsteady state；In addition, being led currently
When the operating time of node is very close to preset duration, it can be approximately considered in the equal namely concrete application scene of the two, currently
Between the operating time and preset duration of host node may exist error, such as current primary node operating time be 8 points 59 seconds, in advance
If when it is 9 minutes a length of, the two differ 1 second, then can be approximately considered current primary node operating time be equal to preset duration, this time-division
Cloth file system is also at stable state.
In a kind of main method of collection mass selection provided in an embodiment of the present invention, preset duration is 30 seconds.
In practical application, in order to allow distributed file system infrequently to replace host node, and for distributed file system
Preferable working performance there are one being gathered around during replacing host node, a kind of collection mass selection master provided in an embodiment of the present invention
Preset duration in method can be set as 30 seconds
In a kind of main method of collection mass selection provided in an embodiment of the present invention, stable state is that the work of distributed file system is imitated
Rate is more than or equal to default efficiency.
It, can in order to allow distributed file system to possess preferable working performance under the work of host node in practical application
With by it is provided in an embodiment of the present invention it is a kind of collection the main method of mass selection in stable state be set as distributed file system work imitate
Rate is more than or equal to default efficiency.Namely if under current primary node, the working efficiency of distributed file system is less than default efficiency,
Collection mass selection main operation is then carried out, chooses host node again.At this point, when selecting host node, one can be selected to make score
The working efficiency of cloth file system is more than or equal to the node of default efficiency as host node, and specific process can be：Selection
One node judges whether the working efficiency of distributed file system under the interim host node is more than or equal to as interim host node
Default efficiency selects a node as interim if so, using the interim host node as final host node if it is not, then returning
Host node and later step；In addition, when any node of distributed file system is as interim host node, distributed document
In the case that the working efficiency of system is respectively less than default efficiency, a working efficiency for making distributed file system can be selected
Highest node is as final host node.
In practical application, in order to ensure that the working performance of distributed file system under host node, the embodiment of the present invention provide
A kind of main method of collection mass selection in, execute collection mass selection main operation, be specifically as follows：
Both candidate nodes collection, screening conditions packet are filtered out from the node of distributed file system according to preset screening conditions
Include but be not limited to the service state without exception of node itself；
Select a node as host node in both candidate nodes concentration.
Screening conditions mentioned here refer to decision node whether be healthy node condition, can be according to specific feelings
Condition is set, for example whether the I/O rate of node is more than or equal to scheduled rate threshold value, if so, for healthy node, meets screening item
The node is added to both candidate nodes and concentrated, if it is not, being then unhealthy node, is unsatisfactory for screening conditions, which is not made by part
The possibility of host node is not existed as both candidate nodes collection namely the node.
In a kind of main method of collection mass selection provided in an embodiment of the present invention, select a node as master in both candidate nodes concentration
Node is specifically as follows：
Concentrate the node for selecting ID values minimum as host node in both candidate nodes.
For being exited by host node, distributed file system being added, one kind provided in an embodiment of the present invention in practical application
The collection main method of mass selection is specifically as follows：
Each node of distributed file system is divided into healthy node and unhealthy section according to health status identification condition
Point, health status are that abnormality is not present in node own services；
It selects the healthy node of ID values minimum as host node, and adds up its duration as host node；
After host node exits distributed file system, selected from remaining node the healthy node of ID values minimum as
Host node adds up its duration as host node；
After the healthy node of ID value minimums rejoins distributed file system, judge current primary node duration whether
More than 30 seconds, if so, without collecting mass selection master, if it is not, then re-starting collection mass selection master, the process of collection mass selection master is carried out such as
On, which is not described herein again.
The present invention also provides a kind of collection mass selection main systems, with a kind of main side of collection mass selection provided in an embodiment of the present invention
The correspondence effect that method has.Referring to Fig. 2, being a kind of structural representation of collection mass selection main system provided in an embodiment of the present invention with 2
Figure.
A kind of collection mass selection main system provided in an embodiment of the present invention may include：
Judgment module 101 meets the collection main condition of mass selection for when needing collection mass selection main, judging whether；
Execution module 102, for when judgment module 101 is judged to meet the collection main condition of mass selection, executing the collection main behaviour of mass selection
Make；
Module 103 is kept, for when judgment module 101 judges to be unsatisfactory for the main condition of collection mass selection, keeping current main section
Point is constant.
In a kind of collection mass selection main system provided in an embodiment of the present invention, judgment module may include：
Judging unit, for judging whether distributed file system is in stable state, if so, judging to be unsatisfactory for collecting
The main condition of mass selection, if it is not, then judging to meet the collection main condition of mass selection.
In a kind of collection mass selection main system provided in an embodiment of the present invention, when stable state can be the work of current primary node
It is long to be more than or equal to preset duration.
In a kind of collection mass selection main system provided in an embodiment of the present invention, preset duration can be 30 seconds.
In a kind of collection mass selection main system provided in an embodiment of the present invention, stable state is that the work of distributed file system is imitated
Rate is more than or equal to default efficiency.
In a kind of collection mass selection main system provided in an embodiment of the present invention, execution module may include：
Division unit, for filtering out both candidate nodes from the node of distributed file system according to preset screening conditions
Collection, screening conditions include but is not limited to the service state without exception of node itself；
Selecting unit, for selecting a node as host node in both candidate nodes concentration.
In a kind of collection mass selection main system provided in an embodiment of the present invention, selecting unit may include：
Subelement is selected, for concentrating the node for selecting ID values minimum as host node in both candidate nodes.
The present invention also provides a kind of collection mass selection main equipment and computer readable storage mediums, all have implementation of the present invention
A kind of correspondence effect that the main method of collection mass selection has that example provides.Referring to Fig. 3, Fig. 3 is one kind provided in an embodiment of the present invention
Collect the structural schematic diagram of mass selection main equipment.
A kind of collection mass selection main equipment provided in an embodiment of the present invention, may include memory 201, processor 202；Processor
202 realize following steps when executing the computer program in memories 201：
When needing collection mass selection main, judge whether to meet the collection main condition of mass selection, if so, collection mass selection main operation is executed, if
It is no, then keep current primary node constant.
In a kind of collection mass selection main equipment provided by the embodiments of the present application, processor 202 executes the meter stored in memory 201
When calculating loom program, also particularly useful for realization following steps：Judge whether distributed file system is in stable state, if so,
Then judge to be unsatisfactory for the collection main condition of mass selection, if it is not, then judging to meet the collection main condition of mass selection.
In a kind of collection mass selection main equipment provided by the embodiments of the present application, stable state is that the operating time of current primary node is big
In equal to preset duration.
In a kind of collection mass selection main equipment provided by the embodiments of the present application, preset duration is 30 seconds.
In a kind of collection mass selection main equipment provided by the embodiments of the present application, stable state is that the work of distributed file system is imitated
Rate is more than or equal to default efficiency.
In a kind of collection mass selection main equipment provided by the embodiments of the present application, processor 202 executes the meter stored in memory 201
When calculating loom program, also particularly useful for realization following steps：According to preset screening conditions from the node of distributed file system
In filter out both candidate nodes collection, screening conditions include but is not limited to the service state without exception of node itself；In both candidate nodes
Concentration selects a node as host node.
In a kind of collection mass selection main equipment provided by the embodiments of the present application, processor 202 executes the meter stored in memory 201
When calculating loom program, also particularly useful for realization following steps：Concentrate the node for selecting ID values minimum as main section in both candidate nodes
Point.
Referring to Fig. 4, can also include in another collection mass selection main equipment provided by the embodiments of the present application：With processor
The input port 203 of 202 connections is used for transmission the extraneous order inputted to processor 202；The display being connect with processor 202
Unit 204, the handling result for video-stream processor 202 is to the external world；The communication module 205 being connect with processor 202, for real
Now collection mass selection main equipment and extraneous communication.Display unit 202 can make display etc. for display panel, laser scanning；Communication
Communication mode used by module 205 include but is not limited to mobile high definition chained technology (HML), universal serial bus (USB),
High-definition media interface (HDMI) is wirelessly connected：Adopting wireless fidelity technology (WiFi), Bluetooth Communication Technology, low-power consumption bluetooth communication
Technology, the communication technology based on IEEE802.11s.
A kind of computer readable storage medium provided in an embodiment of the present invention is stored with meter in computer readable storage medium
Calculation machine program realizes the step of the described collection main method of mass selection of any embodiment as above when computer program is executed by processor
Suddenly.Computer readable storage medium mentioned here includes that random access memory (RAM), memory, read-only memory (ROM), electricity can
Well known in programming ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field
Any other form of storage medium.
Relevant portion in a kind of collection mass selection main system provided in an embodiment of the present invention, equipment and computer readable storage medium
Explanation refer to the detailed description of corresponding part in a kind of collection main method of mass selection provided in an embodiment of the present invention, it is no longer superfluous herein
It states.In addition, in above-mentioned technical proposal provided in an embodiment of the present invention with to correspond to technical solution realization principle in the prior art consistent
Part and unspecified, in order to avoid excessively repeat.
The foregoing description of the disclosed embodiments enables those skilled in the art to realize or use the present invention.To this
A variety of modifications of a little embodiments will be apparent for a person skilled in the art, and the general principles defined herein can
Without departing from the spirit or scope of the present invention, to realize in other embodiments.Therefore, the present invention will not be limited
It is formed on the embodiments shown herein, and is to fit to consistent with the principles and novel features disclosed in this article widest
Range.
Claims (10)
1. a kind of main method of collection mass selection, which is characterized in that it is applied in distributed file system, including：
When needing collection mass selection main, judge whether to meet the collection main condition of mass selection, if so, collection mass selection main operation is executed, if it is not, then
Keep current primary node constant.
2. according to the method described in claim 1, it is characterized in that, it is described judge whether meet collection the main condition of mass selection, including：
Judge whether the distributed file system is in stable state, if so, judge to be unsatisfactory for the collection main condition of mass selection, if
It is no, then judge to meet the collection main condition of mass selection.
3. according to the method described in claim 2, it is characterized in that, the stable state is big for the operating time of current primary node
In equal to preset duration.
4. according to the method described in claim 3, it is characterized in that, the preset duration is 30 seconds.
5. according to the method described in claim 2, it is characterized in that, the stable state is the work of the distributed file system
Make efficiency and is more than or equal to default efficiency.
6. method according to any one of claims 1 to 5, which is characterized in that the execution collects mass selection main operation, including：
Both candidate nodes collection, the screening item are filtered out from the node of the distributed file system according to preset screening conditions
Part includes but is not limited to the service state without exception of node itself；
Select a node as host node in both candidate nodes concentration.
7. according to the method described in claim 6, it is characterized in that, described concentrated in the both candidate nodes selects a node to make
For host node, including：
Concentrate the node for selecting ID values minimum as the host node in the both candidate nodes.
8. a kind of collection mass selection main system, which is characterized in that including：
Judgment module meets the collection main condition of mass selection for when needing collection mass selection main, judging whether；
Execution module, for when the judgment module is judged to meet the collection main condition of mass selection, executing collection mass selection main operation；
Module is kept, for when the judgment module judges to be unsatisfactory for the main condition of collection mass selection, keeping current primary node constant.
9. a kind of collection mass selection main equipment, which is characterized in that including：
Memory, for storing computer program；
Processor realizes collection mass selection as described in any one of claim 1 to 7 main method when for executing the computer program
The step of.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer in the computer readable storage medium
Program, the computer program realize the collection main method of mass selection as described in any one of claim 1 to 7 when being executed by processor
Step.
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| CN113873005A (en) * | 2021-08-20 | 2021-12-31 | 浙江中控技术股份有限公司 | Node master selection method, system, equipment and medium for micro-service cluster |
| CN113873005B (en) * | 2021-08-20 | 2023-12-19 | 浙江中控技术股份有限公司 | Node selection method, system, equipment and medium for micro-service cluster |
| CN114301927B (en) * | 2021-12-28 | 2024-04-26 | 杭州安恒信息安全技术有限公司 | Main node selection method, device and medium in distributed system |
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Application publication date: 20181106 |