CN106055434A - Optimization method and system of high-availability server - Google Patents
Optimization method and system of high-availability server Download PDFInfo
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- CN106055434A CN106055434A CN201610375329.5A CN201610375329A CN106055434A CN 106055434 A CN106055434 A CN 106055434A CN 201610375329 A CN201610375329 A CN 201610375329A CN 106055434 A CN106055434 A CN 106055434A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/1658—Data re-synchronization of a redundant component, or initial sync of replacement, additional or spare unit
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Abstract
The invention discloses an optimization method and system of a high-availability server. The method comprises the following steps: if a mysql main server is subjected to service interruption faults, sending an independent startup command to a mysql standby server; determining whether the mysql standby server can be normally started after the independent startup command is received, screening a normal log file from a mysql log library if the mysql standby server can not be normally started after the independent startup command is received, wherein the normal log file is the log file generated when the mysql main server normally operates; and according to a log state corresponding to the normal log file, starting the mysql standby server to a work state corresponding to the log state. Obviously, a purpose that the high availability of the high-availability server is guaranteed is realized under a situation that the mysql main server is subjected to the service interruption faults.
Description
Technical field
The present invention relates to High Availabitity server technology field, particularly to the optimization method of a kind of High Availabitity server and be
System.
Background technology
Currently, along with the development of cloud computing technology, cloud computing platform is more and more higher to the requirement in terms of Information Security,
Thus High Availabitity server starts gradually to be widely used in cloud computing platform.High Availabitity server is generally based on mysql (i.e.
Relational DBMS) and NFS (i.e. Network File System, NFS) build, Ye Jigao
Available server can be built by mysql server and nfs server, it is generally the case that in High Availabitity server extremely
Include less mysql master server, mysql for server and nfs server, wherein mysql master server and mysql are for server
Share a nfs server.
But, when postponing or the feelings of the mysql master server unexpected power-off of appearance occurs in the transmission data network of nfs server
Condition and when causing the service of mysql master server that outage occurs, mysql master server would generally correspondingly produce some and cause
Life property wrong data, and this mortality wrong data the most also exists on the data space of nfs server, so that equally
The mysql being connected with nfs server cannot be carried out normally starting for server, now the high availability scheme in High Availabitity server
Just status of fail it is in.
In sum it can be seen that how in the case of there is service disruption fault in mysql master server, it is ensured that Gao Ke
It is current problem demanding prompt solution by the high availability of server.
Summary of the invention
In view of this, it is an object of the invention to provide optimization method and the system of a kind of High Availabitity server, it is achieved that
In the case of there is service disruption fault in mysql master server, it is ensured that the purpose of the high availability of High Availabitity server.Its tool
Body scheme is as follows:
The optimization method of a kind of High Availabitity server, described High Availabitity server includes that mysql master server, mysql are standby
Server and nfs server, wherein, described mysql master server and described mysql are all configured to described NFS for server
Under same NFS catalogue in server；Described method includes:
If service disruption fault occurs in described mysql master server, then send autonomous startup to described mysql for server
Order；
Determine whether described mysql can normally start after receiving described autonomous startup order for server, if
No, then from mysql daily record storehouse, filter out a normal journal file；Wherein, described normal journal file is described mysql master
The journal file that server produces when properly functioning；
According to the stl status that described normal journal file is corresponding, by described mysql for startup of server to described day
The duty that will state is corresponding.
Preferably, described determine whether described mysql can be just after receiving described autonomous startup order for server
The process often started, including:
After described mysql receives described autonomous startup order for server, every a default detection cycle, right
Described mysql is the most normally actuated for one-time detection for server；
If continuously across N number of described detection cycle, all detecting that described mysql cannot normally start for server, then
Determine that described mysql fails normally to start after receiving described autonomous startup order for server；Wherein, N be default just
Integer.
Preferably, the described detection cycle is any value in 10 seconds to 15 seconds, and N is any integer in 3 to 5.
Preferably, the described process filtering out a normal journal file from mysql daily record storehouse, including:
The normal of the state-of-the-art record before described mysql master server outage is filtered out from described mysql daily record storehouse
Journal file.
The optimization system of the present invention disclosed a kind of High Availabitity server accordingly, described High Availabitity server includes mysql
Master server, mysql are for server and nfs server, and wherein, described mysql master server and described mysql are equal for server
Under the same NFS catalogue being configured in described nfs server；Described optimization system includes:
Order sending module, for service disruption fault occurring when described mysql master server, then standby to described mysql
Server sends and independently starts order；
Start judge module, be used for determining described mysql for server after receiving described autonomous startup order whether
Can normally start；
Log Filter module, for just failing for server as described mysql after receiving described autonomous startup order
Often start, then from mysql daily record storehouse, filter out a normal journal file；Wherein, described normal journal file is described
The journal file that mysql master server produces when properly functioning；
Start supplementary module, for the stl status corresponding according to described normal journal file, by standby for described mysql service
Device starts to the duty corresponding with described stl status.
Preferably, described startup judge module includes:
Detector unit, for after described mysql receives described autonomous startup order for server, presets every one
The detection cycle, described mysql is the most normally actuated for for server one-time detection；
Determine unit, be connected with described detector unit, for when described detector unit is within N continuous the described detection cycle
All detect that described mysql cannot normally start for server, it is determined that described mysql for server receive described independently
Fail normally to start after starting order；Wherein, N is default positive integer.
Preferably, the described detection cycle is any value in 10 seconds to 15 seconds, and N is any integer in 3 to 5.
Preferably, described Log Filter module, specifically for described independently opening receiving for server as described mysql
Fail normally to start, then before filtering out described mysql master server outage from described mysql daily record storehouse after dynamic order
The normal journal file of state-of-the-art record.
The invention also discloses a kind of High Availabitity server, including aforesaid optimization system, also include the main clothes of described mysql
Device, described mysql are for server and described nfs server in business.
In the present invention, the optimization method of High Availabitity server includes: if service disruption fault occurs in mysql master server,
Then independently start order to mysql for server transmission；Determine mysql for server receive autonomous start order after whether
Can normally start, if it is not, then filter out a normal journal file from mysql daily record storehouse；Wherein, normal journal file
The journal file produced when properly functioning for mysql master server；According to the stl status that normal journal file is corresponding, will
Mysql is for startup of server to the duty the most corresponding with above-mentioned stl status.Visible, the present invention goes out at mysql master server
Existing service disruption fault, and determining that mysql cannot start, according to autonomous, the situation that order normally starts for server
Under, by mysql for startup of server to the duty corresponding with a normal journal file in mysql daily record storehouse, thus
Guarantee that mysql can finally realize normally starting for server.At mysql master server, clothes occur that is, present invention achieves
In the case of business outage, it is ensured that the purpose of the high availability of High Availabitity server.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to
The accompanying drawing provided obtains other accompanying drawing.
Fig. 1 is the optimization method flow chart of a kind of High Availabitity server disclosed in the embodiment of the present invention；
Fig. 2 is the optimization system structure schematic diagram of a kind of High Availabitity server disclosed in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
The embodiment of the invention discloses the optimization method of a kind of High Availabitity server, wherein, High Availabitity server includes
Mysql master server, mysql are all configured to for server for server and nfs server, mysql master server and mysql
Under same NFS catalogue in nfs server；Shown in Figure 1, above-mentioned optimization method includes:
Step S11: if service disruption fault occurs in mysql master server, then send autonomous startup to mysql for server
Order.
It should be noted that cause mysql master server to occur that the reason of service disruption fault generally includes nfs server
In transmission data network occur postpone or the unexpected power-off of mysql master server.
Step S12: determine whether mysql can normally start after receiving autonomous startup order for server, if
No, then from mysql daily record storehouse, filter out a normal journal file；Wherein, normal journal file is that mysql master server exists
The journal file produced time properly functioning.
If during it is understood that mysql can start according to automatically starting order normally for server, explanation
Mysql master server does not produce wrong data or the wrong data of generation there is service disruption fault when before this
Cannot be carried out starting normally for server insufficient for mysql, in this case, can directly allow mysql for server
Normally start according to automatically starting order, and without carrying out follow-up journal file screening operation.
It addition, preserve in above-mentioned mysql daily record storehouse is the daily record that produces during history run of mysql master server
File, wherein, the journal file produced when both including properly functioning, also include the journal file produced during misoperation.
Step S13: according to the stl status that normal journal file is corresponding, by mysql for startup of server to daily record shape
The duty that state is corresponding.
That is, mysql is started to civilian with the above-mentioned normal daily record of generation of mysql master server for the duty of server
The state that duty during part is identical.
In the embodiment of the present invention, the optimization method of High Availabitity server includes: if service disruption occurs in mysql master server
Fault, then independently start order to mysql for server transmission；Determine that mysql independently starts order for server receiving
After whether can normally start, if it is not, then filter out a normal journal file from mysql daily record storehouse；Wherein, normal day
Will file is the journal file that mysql master server produces when properly functioning；According to the daily record shape that normal journal file is corresponding
State, by mysql for startup of server to the duty corresponding with above-mentioned stl status.Visible, the embodiment of the present invention is at mysql
There is service disruption fault in master server, and is determining that mysql cannot be carried out normally according to autonomous startup order for server
In the case of startup, by mysql for startup of server to the work corresponding with a normal journal file in mysql daily record storehouse
State, therefore ensures that mysql can finally realize normally starting for server.That is, the embodiment of the present invention achieves at mysql
In the case of there is service disruption fault in master server, it is ensured that the purpose of the high availability of High Availabitity server.
The embodiment of the invention discloses the optimization method of a kind of concrete High Availabitity server, relative to a upper embodiment,
Technical scheme has been made further instruction and optimization by the present embodiment.Concrete:
In upper embodiment step S12, determine whether mysql can be just after receiving autonomous startup order for server
The process often started, including: after mysql receives autonomous startup order for server, every a default detection cycle,
Mysql is the most normally actuated for for server one-time detection；If continuously across N number of detection cycle, mysql all being detected
Standby server cannot normally start, it is determined that mysql fails normally to start after receiving autonomous startup order for server；Its
In, N is default positive integer.
Wherein, it is preferred that the above-mentioned detection cycle is can be any value in 10 seconds to 15 seconds, and above-mentioned N value is permissible
It it is any integer in 3 to 5.Certainly, according to actual needs, it is also possible to above-mentioned detection cycle and N value are set to other numerical value.
It addition, in upper embodiment step S12, filter out the process of a normal journal file from mysql daily record storehouse,
Including: from mysql daily record storehouse, filter out the normal journal file of the state-of-the-art record before mysql master server outage.Also
That is, from all history log file of current mysql daily record storehouse record, documentation time distance current time is filtered out
A near normal journal file.
Accordingly, the normal journal file that above-mentioned documentation time distance current time is nearest is utilized, by mysql
Standby startup of server is to the duty corresponding with the stl status of this normal journal file.
Accordingly, the embodiment of the invention also discloses the optimization system of a kind of High Availabitity server, High Availabitity server bag
Including mysql master server, mysql for server and nfs server, wherein, mysql master server and mysql are equal for server
Under the same NFS catalogue being configured in nfs server；Shown in Figure 2, above-mentioned optimization system includes:
, for there is service disruption fault, then to mysql for server when mysql master server in order sending module 21
Send and independently start order；
Start judge module 22, be used for determining whether mysql can be just after receiving autonomous startup order for server
Often start；
Log Filter module 23, for failing normally to start for server after receiving autonomous startup order as mysql,
From mysql daily record storehouse, then filter out a normal journal file；Wherein, normal journal file is that mysql master server is just
The journal file produced when often running；
Start supplementary module 24, for the stl status corresponding according to normal journal file, by mysql for startup of server
To the duty corresponding with stl status.
Visible, there is service disruption fault at mysql master server in the embodiment of the present invention, and is determining the standby clothes of mysql
Business device cannot start in the case of order normally start according to autonomous, by mysql for startup of server to mysql daily record
The duty that a normal journal file in storehouse is corresponding, therefore ensures that mysql can finally realize normally opening for server
Dynamic.That is, the embodiment of the present invention achieves in the case of service disruption fault occurs in mysql master server, it is ensured that High Availabitity
The purpose of the high availability of server.
The embodiment of the present invention further discloses the optimization system of a kind of concrete High Availabitity server, real relative to upper one
Executing example, technical scheme has been made further instruction and optimization by the present embodiment.Concrete:
Startup judge module in a upper embodiment specifically can include detector unit and determine unit；Wherein,
Detector unit, after receiving autonomous startup order at mysql for server, every a default detection week
Phase, mysql is the most normally actuated for for server one-time detection；
Determine unit, be connected with detector unit, for all detecting within N continuous the detection cycle when detector unit
Mysql cannot normally start for server, it is determined that mysql fails normally to open after receiving autonomous startup order for server
Dynamic；Wherein, N is default positive integer.
Wherein, it is preferred that the above-mentioned detection cycle is can be any value in 10 seconds to 15 seconds, and above-mentioned N value is permissible
It it is any integer in 3 to 5.Certainly, according to actual needs, it is also possible to above-mentioned detection cycle and N value are set to other numerical value.
It addition, a upper embodiment Log Filter module, specifically for independently starting life for server receiving as mysql
Fail after order normally to start, then from mysql daily record storehouse, just filtering out the state-of-the-art record before mysql master server outage
Often journal file.That is, from current mysql daily record storehouse record all history log file filter out documentation time away from
From the normal journal file that current time is nearest.
Accordingly, the startup supplementary module in a upper embodiment utilizes above-mentioned documentation time distance current time nearest
A normal journal file, by mysql for startup of server to the work the most corresponding with the stl status of this normal journal file
State.
Further, the embodiment of the invention also discloses a kind of High Availabitity server, disclosed in previous embodiment
Optimization system, also includes that mysql master server, mysql are for server and nfs server.Concrete structure about this optimization system
Make the related content referring in previous embodiment, do not repeat them here.
Finally, in addition it is also necessary to explanation, in this article, term " includes ", " comprising " or its any other variant are intended to
Contain comprising of nonexcludability, so that include that the process of a series of key element, method, article or equipment not only include those
Key element, but also include other key elements being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that
Other identical element is there is also in including the process of described key element, method, article or equipment.
Optimization method and system to a kind of High Availabitity server provided by the present invention are described in detail above, this
Applying specific case in literary composition to be set forth principle and the embodiment of the present invention, the explanation of above example is only intended to
Help to understand method and the core concept thereof of the present invention；Simultaneously for one of ordinary skill in the art, according to the think of of the present invention
Thinking, the most all will change, in sum, it is right that this specification content should not be construed as
The restriction of the present invention.
Claims (9)
1. the optimization method of a High Availabitity server, it is characterised in that described High Availabitity server includes the main service of mysql
Device, mysql are for server and nfs server, and wherein, described mysql master server and described mysql are all configured for server
Under same NFS catalogue in described nfs server；Described method includes:
If service disruption fault occurs in described mysql master server, then independently start life to described mysql for server transmission
Order；
Determine whether described mysql can normally start after receiving described autonomous startup order for server, if it is not, then
A normal journal file is filtered out from mysql daily record storehouse；Wherein, described normal journal file is the main service of described mysql
The journal file that device produces when properly functioning；
According to the stl status that described normal journal file is corresponding, by described mysql for startup of server to described daily record shape
The duty that state is corresponding.
The optimization method of High Availabitity server the most according to claim 1, it is characterised in that described determine described mysql
The process whether standby server can normally start after receiving described autonomous startup order, including:
After described mysql receives described autonomous startup order for server, every a default detection cycle, to described
Mysql is the most normally actuated for one-time detection for server；
If continuously across N number of described detection cycle, all detecting that described mysql cannot normally start for server, it is determined that
Described mysql fails normally to start after receiving described autonomous startup order for server；Wherein, N is default positive integer.
The optimization method of High Availabitity server the most according to claim 2, it is characterised in that the described detection cycle is 10 seconds
Any value in 15 seconds, N is any integer in 3 to 5.
4. according to the optimization method of the High Availabitity server described in any one of claims 1 to 3, it is characterised in that described from
Mysql daily record storehouse filters out the process of a normal journal file, including:
The normal daily record of the state-of-the-art record before described mysql master server outage is filtered out from described mysql daily record storehouse
File.
5. the optimization system of a High Availabitity server, it is characterised in that described High Availabitity server includes the main service of mysql
Device, mysql are for server and nfs server, and wherein, described mysql master server and described mysql are all configured for server
Under same NFS catalogue in described nfs server；Described optimization system includes:
, for there is service disruption fault, then to the standby service of described mysql when described mysql master server in order sending module
Device sends and independently starts order；
Start judge module, be used for determining that described mysql whether can for server after receiving described autonomous startup order
Normal startup；
Log Filter module, for failing normally to open for server as described mysql after receiving described autonomous startup order
Dynamic, then from mysql daily record storehouse, filter out a normal journal file；Wherein, described normal journal file is described mysql master
The journal file that server produces when properly functioning；
Start supplementary module, for the stl status corresponding according to described normal journal file, described mysql is opened for server
Move to the duty corresponding with described stl status.
The optimization system of High Availabitity server the most according to claim 5, it is characterised in that described startup judge module bag
Include:
Detector unit, for after described mysql receives described autonomous startup order for server, every a default inspection
In the survey cycle, described mysql is the most normally actuated for for server one-time detection；
Determine unit, be connected with described detector unit, for all examining within N continuous the described detection cycle when described detector unit
Measure described mysql cannot normally start for server, it is determined that described mysql is receiving described autonomous startup for server
Fail after order normally to start；Wherein, N is default positive integer.
The optimization system of High Availabitity server the most according to claim 6, it is characterised in that the described detection cycle is 10 seconds
Any value in 15 seconds, N is any integer in 3 to 5.
8. according to the optimization system of the High Availabitity server described in any one of claim 5 to 7, it is characterised in that described daily record
Screening module, specifically for failing normally to start, then for server as described mysql after receiving described autonomous startup order
The normal journal file of the state-of-the-art record before described mysql master server outage is filtered out from described mysql daily record storehouse.
9. a High Availabitity server, it is characterised in that include the optimization system as described in any one of claim 5 to 8, also wrap
Include described mysql master server, described mysql for server and described nfs server.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108241701A (en) * | 2016-12-26 | 2018-07-03 | 航天信息股份有限公司 | A kind of method for improving MySQL high availability |
| CN111209130A (en) * | 2019-12-27 | 2020-05-29 | 中国建设银行股份有限公司 | MySQL master-slave replication cluster-based fault processing method, system, device and medium |
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| EP2533155A2 (en) * | 2011-06-07 | 2012-12-12 | Telefonaktiebolaget L M Ericsson (publ) | Ranking service units to provide and protect highly available services using the Nway redundancy model |
| CN105573867A (en) * | 2015-12-30 | 2016-05-11 | 浪潮(北京)电子信息产业有限公司 | Method and system for realizing high availability of MySQL |
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2016
- 2016-05-31 CN CN201610375329.5A patent/CN106055434A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2533155A2 (en) * | 2011-06-07 | 2012-12-12 | Telefonaktiebolaget L M Ericsson (publ) | Ranking service units to provide and protect highly available services using the Nway redundancy model |
| CN105573867A (en) * | 2015-12-30 | 2016-05-11 | 浪潮(北京)电子信息产业有限公司 | Method and system for realizing high availability of MySQL |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108241701A (en) * | 2016-12-26 | 2018-07-03 | 航天信息股份有限公司 | A kind of method for improving MySQL high availability |
| CN111209130A (en) * | 2019-12-27 | 2020-05-29 | 中国建设银行股份有限公司 | MySQL master-slave replication cluster-based fault processing method, system, device and medium |
| CN111209130B (en) * | 2019-12-27 | 2023-12-29 | 中国建设银行股份有限公司 | Fault processing method, system, equipment and medium based on MySQL master-slave replication cluster |
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Application publication date: 20161026 |