CN109194515A - Server cluster system and the method for realizing server cluster system High Availabitity - Google Patents
Server cluster system and the method for realizing server cluster system High Availabitity Download PDFInfo
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- CN109194515A CN109194515A CN201811062398.6A CN201811062398A CN109194515A CN 109194515 A CN109194515 A CN 109194515A CN 201811062398 A CN201811062398 A CN 201811062398A CN 109194515 A CN109194515 A CN 109194515A
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- Prior art keywords
- server
- shared disk
- disk
- primary server
- standby
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0823—Configuration setting characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability
- H04L41/0836—Configuration setting characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability to enhance reliability, e.g. reduce downtime
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0663—Performing the actions predefined by failover planning, e.g. switching to standby network elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Hardware Redundancy (AREA)
Abstract
The invention discloses a kind of server cluster systems and the method for realizing server cluster system High Availabitity, comprising: shared disk, primary server joint and standby server node；Multiple primary server joints are connected on the shared disk；The disk of the backup server node is connect with the shared disk mirror image, back up the data of the shared disk memory space, when breaking down in order to the shared disk, continue working server cluster system using the data in the disk of the standby server node.The application and data normal use of user have been ensured using the disk in standby server node when shared disk breaks down using server cluster system provided by the present invention and the method for realizing server cluster system High Availabitity；Realize the high availability of server cluster system.
Description
Technical field
The present invention relates to server cluster data security arts, more particularly to a kind of server cluster system and realization
The method of server cluster system High Availabitity.
Background technique
For many modern enterprises, it is essential for providing reliable information and service in time using computer system.
But computer hardware and software all inevitably break down, these failures are possible to that great damage can be brought for enterprise
It loses, or even the termination entirely serviced.Therefore must take appropriate action to make computer system provide continual service with
The availability of maintenance system.The availability of information system usually will receive influence in both cases；One is system failure mistakes
Abnormal failure caused by maloperation and management.Another kind be since system maintenance and upgrading need to install new hardware or software and
Normal shutdown.High availability (High Availability, abbreviation HA) system must provide continual in both cases
System service.
Realize that the high availability of group system, shared mode need two services by way of shared in the prior art
The device same disk shared using shared storage, but if shared storage will result in disk in the case where going wrong
The case where loss of data, causes data on two-server not all to be available, HA failure.
In summary as can be seen that how in the shared disk failure of server cluster system ensure user application and
Data normal use is current problem to be solved.
Summary of the invention
The object of the present invention is to provide the sides of a kind of server cluster system and realization server cluster system High Availabitity
Method, to solve the problems, such as that shared disk failure causes the high availability of cluster to fail in server cluster in the prior art.
In order to solve the above technical problems, the present invention provides a kind of server cluster system, comprising: shared disk, main service
Device node and standby server node；Multiple primary server joints are connected on the shared disk；The backup server section
The disk of point is connect with the shared disk mirror image, backs up the data of the shared disk memory space, in order to described shared
When disk failures, continue working server cluster system using the data in the disk of the standby server node.
Preferably, comprising: the first primary server joint, the second primary server joint；
The storage that first primary server joint and second primary server joint map to the shared disk is empty
Between, in order to the storage number in shared disk described in first primary server joint and the second server nodes sharing
According to；
When first primary server joint is in operating status, second primary server is in standby.
Preferably, comprising: connect with first primary server joint and second primary server joint multiple
Shared disk,
Different shared datas is stored in the memory space of the multiple shared disk respectively；
The multiple shared disk is connected with corresponding backup diskette mirror image respectively.
Preferably, the corresponding multiple backup diskettes of the multiple shared disk are mounted in same standby server node.
Preferably, the corresponding multiple backup diskettes of the multiple shared disk are separately mounted to different standby server sections
Point in.
Preferably, the first shared disk and the second shared disk, the first standby server node and the second server
Standby node；
First shared disk and second shared disk are connect with multiple primary server joints respectively；
First shared disk is connect with the disk mirroring of the first standby server node；
Second shared disk is connect with the disk mirroring of the second standby server node.
The present invention also provides a kind of methods for realizing server cluster system High Availabitity, comprising: acquisition and shared disk
In multiple primary server joints of connection, storing data needed for primary server joint in operating status；Judge described total
Enjoy whether disk breaks down；It is standby by being connect with the shared disk mirror image if the shared disk breaks down
The storing data is provided to the main service node in operating status with disk.
Preferably, the backup diskette connecting with the shared disk mirror image is installed on the standby server node
It is interior.
It is described to obtain in the multiple primary server joints being connect with shared disk, primary server joint in operating status
Required storing data includes:
Multiple primary server joints are mapped to the memory space of the shared disk, in order to the multiple server section
Point shares the storing data in the shared disk；
In the multiple primary server joint in addition to a primary server joint in operating status, other main services
Device node is in standby mode；
Storing data needed for obtaining the primary server joint in operating status by the shared disk.
Preferably, it is mounted on BCP software on the multiple primary server joint and the standby server node, so as to
In when the shared disk failure, the primary server joint in operating status is set to pass through institute using the BCP software
State data needed for backup diskette obtains.
Server cluster system provided by the present invention, including shared disk, primary server joint and standby server section
Point.It is connected with multiple primary server joints on the shared disk, shares the data in the memory space of the shared disk.Institute
The disk for stating backup server node is connect with the shared disk mirror image, backs up the number in the shared disk memory space
According to；When breaking down in order to the shared disk, make server using the data in the disk of the standby server node
Group system continues working.Server cluster system provided by the present invention solves in the prior art when in server cluster
The problem of when shared disk breaks down, the server being connected with the shared disk cannot all work on, and HA fails；Benefit
It is connect with the disk of standby server node itself with the shared disk mirror image, it, can when the shared disk breaks down
To use the disk in standby server node to ensure the application and data normal use of user；Realize server cluster system
The high availability of system.
Detailed description of the invention
It, below will be to embodiment or existing for the clearer technical solution for illustrating the embodiment of the present invention or the prior art
Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structural block diagram of server cluster system provided in an embodiment of the present invention；
Fig. 2 is second of structural block diagram of server cluster system provided in an embodiment of the present invention；
Fig. 3 is the third structural block diagram of server cluster system provided in an embodiment of the present invention；
Fig. 4 is another structural block diagram of server cluster system provided in an embodiment of the present invention；
Fig. 5 is a kind of stream of specific embodiment of the method provided by the present invention for realizing server cluster system High Availabitity
Cheng Tu.
Specific embodiment
Core of the invention is to provide a kind of server cluster system and realizes the side of server cluster system High Availabitity
Method, caused user's application shutdown and data after effectivelying prevent the shared storage in rear end to break down using the mirror image to shared disk
It loses.
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.Obviously, described embodiments are only a part of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to FIG. 1, Fig. 1 is a kind of structural block diagram of server cluster system provided in an embodiment of the present invention.The clothes
Device group system of being engaged in includes shared disk, primary server joint and standby server node.It is connected on the shared disk more
A primary server joint；The disk of the backup server node is connect with the shared disk mirror image, backs up the shared magnetic
The data of disc storage space, when breaking down in order to the shared disk, in the disk using the standby server node
Data continue working server cluster system.
In the present embodiment, it is mounted on the primary server joint and standby server node for realizing the soft of HA
Part, such as BCP (business continuity protection system) software.Pacify in the primary server joint and the standby server node
Equipped with BCP software, in order to make the master in operating status using the BCP software when the shared disk failure
Data needed for server node is obtained by the disk on the standby server node.
Referring to FIG. 2, Fig. 2 is second of structural block diagram of server cluster system provided in an embodiment of the present invention.At this
Inventing the server cluster system may include two or more primary server joints.In the present embodiment, with two
The server cluster system is explained for primary server joint.Cluster server system provided by the present embodiment
System includes: the first primary server joint, the second primary server joint and with the first server node and described second
Multiple shared disks that server node is connected.When first primary server joint is in operating status, described second
Primary server joint is in standby.
Different shared datas is stored in the memory space of the multiple shared disk respectively.First primary server
Node and second primary server joint map to the memory space of the multiple shared disk；In order to first master
Data in the memory space of server node and the multiple shared disk of second server nodes sharing.
The multiple shared disk respectively corresponds the connection of backup diskette mirror image.The corresponding spare magnetic of the multiple shared disk
Disk may be mounted in same standby server node, as shown in Figure 2；The multiple shared disk can also be respectively arranged in not
In same standby server node, as shown in Figure 3.
Referring to FIG. 4, Fig. 4 is another structural block diagram of server cluster system provided in an embodiment of the present invention.At this
It may include two or more shared disks in server cluster provided by embodiment；In the present embodiment, with first
For shared disk and the second shared disk.First shared disk and second shared disk respectively with multiple main services
Device node is connected.And the quantity with the primary server joint connected on first shared disk and second shared disk
Possibility is identical may also be different.And same there is some master in first shared disk and second shared disk
Data required for server node, the primary server joint can be shared with first shared disk and described second simultaneously
Disk is connected.
In the present embodiment, first shared disk is connect with the first backup diskette mirror image；Described second is shared
Disk is connect with the second backup diskette mirror image.
First backup diskette and the second backup diskette may be mounted on same standby server point；It can also distinguish
It is mounted on different standby server nodes, as shown in Figure 4.
In the above-described embodiments, it by being respectively that backup diskette is arranged in each shared disk, is backed up by the method for mirror image
Data in the memory space of the shared disk；In order to the shared disk break down when, the primary server section
Data needed for point is obtained by the corresponding backup disk of failure shared disk.
Referring to FIG. 5, Fig. 5 is a kind of specific of the method provided by the present invention for realizing server cluster system High Availabitity
The flow chart of embodiment；Specific steps are as follows:
Step S501: it obtains in the multiple primary server joints being connect with shared disk, main service in operating status
Storing data needed for device node；
In the present embodiment, multiple primary server joints are mapped to the memory space of the shared disk, in order to institute
It states multiple server nodes and shares storing data in the shared disk；It is removed at one in the multiple primary server joint
In outside the primary server joint of operating status, other primary server joints are in standby mode；It is obtained by the shared disk
Storing data needed for taking the primary server joint in operating status.
Step S502: judge whether the shared disk breaks down；
Step S503: spare by being connect with the shared disk mirror image if the shared disk breaks down
Disk provides the storing data to the main service node in operating status.
The backup diskette connecting with the shared disk mirror image is installed in the standby server node.And in this implementation
In example, it is mounted on BCP software on the multiple primary server joint and the standby server node, it is described total in order to work as
When enjoying disk failure, the primary server joint in operating status is set to pass through the backup diskette using the BCP software
Data needed for obtaining.
For realizing the method for server cluster system High Availabitity provided by the present embodiment, when detecting the shared magnetic
When disk breaks down, then the application sum number of the Data safeguard user in the corresponding backup disk of the failure shared disk is used in
According to normal use.Embodiment provided by the present invention solves in the prior art when shared disk appearance in server cluster system
When failure, the primary server joint being connected with the shared disk cannot work on, and lead to the server cluster system
The high availability of system fails；Using the shared image feature of BCP, the function of application and data multimachine High Availabitity is realized.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with it is other
The difference of embodiment, same or similar part may refer to each other between each embodiment.For being filled disclosed in embodiment
For setting, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is referring to method part
Explanation.
Above to server cluster system provided by the present invention and the method for realizing server cluster system High Availabitity
It is described in detail.Used herein a specific example illustrates the principle and implementation of the invention, the above reality
The explanation for applying example is merely used to help understand method and its core concept of the invention.It should be pointed out that for the art
For those of ordinary skill, without departing from the principle of the present invention, can with several improvements and modifications are made to the present invention,
These improvements and modifications also fall within the scope of protection of the claims of the present invention.
Claims (10)
1. a kind of server cluster system characterized by comprising
Shared disk, primary server joint and standby server node；
Multiple primary server joints are connected on the shared disk；
The disk of the backup server node is connect with the shared disk mirror image, backs up the shared disk memory space
Data when breaking down in order to the shared disk, make to service using the data in the disk of the standby server node
Device group system continues working.
2. server cluster system as described in claim 1 characterized by comprising the first primary server joint, the second master
Server node；
First primary server joint and second primary server joint map to the memory space of the shared disk, with
Convenient for the storing data in shared disk described in first primary server joint and the second server nodes sharing；
When first primary server joint is in operating status, second primary server is in standby.
3. server cluster system as claimed in claim 2 characterized by comprising with the first primary server section
Multiple shared disks that point is connected with second primary server joint,
Different shared datas is stored in the memory space of the multiple shared disk respectively；
The multiple shared disk is connected with corresponding backup diskette mirror image respectively.
4. server cluster system as claimed in claim 3, which is characterized in that the multiple shared disk is corresponding multiple standby
It is mounted in same standby server node with disk.
5. server cluster system as claimed in claim 3, which is characterized in that the multiple shared disk is corresponding multiple standby
It is separately mounted to disk in different standby server nodes.
6. server cluster system as described in claim 1 characterized by comprising the first shared disk and second is shared
Disk, the first standby server node and the second server standby node；
First shared disk and second shared disk are connect with multiple primary server joints respectively；
First shared disk is connect with the disk mirroring of the first standby server node；
Second shared disk is connect with the disk mirroring of the second standby server node.
7. a kind of method for realizing server cluster system High Availabitity characterized by comprising
It obtains in the multiple primary server joints being connect with shared disk, is deposited needed for primary server joint in operating status
Store up data；
Judge whether the shared disk breaks down；
If the shared disk breaks down, it is in by the backup diskette being connect with the shared disk mirror image to described
The main service node of operating status provides the storing data.
8. the method for claim 7, which is characterized in that the backup diskette peace being connect with the shared disk mirror image
Loaded in the standby server node.
9. method according to claim 8, which is characterized in that described to obtain the multiple primary server sections connecting with shared disk
In point, storing data needed for primary server joint in operating status includes:
Multiple primary server joints are mapped to the memory space of the shared disk, in order to which the multiple server node is total
Enjoy the storing data in the shared disk；
In the multiple primary server joint in addition to a primary server joint in operating status, other primary server sections
Point is in standby mode；
Storing data needed for obtaining the primary server joint in operating status by the shared disk.
10. method as claimed in claim 9, which is characterized in that the multiple primary server joint and the standby server
BCP software is mounted on node, in order to make using the BCP software described in fortune when the shared disk failure
Data needed for the primary server joint of row state is obtained by the backup diskette.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811062398.6A CN109194515A (en) | 2018-09-12 | 2018-09-12 | Server cluster system and the method for realizing server cluster system High Availabitity |
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| CN201811062398.6A CN109194515A (en) | 2018-09-12 | 2018-09-12 | Server cluster system and the method for realizing server cluster system High Availabitity |
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| CN109766222A (en) * | 2019-01-22 | 2019-05-17 | 郑州云海信息技术有限公司 | A kind of method and system for realizing web browser two-node cluster hot backup |
| CN109783280A (en) * | 2019-01-15 | 2019-05-21 | 上海海得控制系统股份有限公司 | Shared memory systems and shared storage method |
| CN110333972A (en) * | 2019-07-03 | 2019-10-15 | 深信服科技股份有限公司 | Shared disk management method, device, equipment and storage medium |
| CN111949444A (en) * | 2020-06-24 | 2020-11-17 | 武汉烽火众智数字技术有限责任公司 | Data backup and recovery system and method based on distributed service cluster |
| WO2021237431A1 (en) * | 2020-05-26 | 2021-12-02 | 深圳市欢太科技有限公司 | Data processing method and apparatus, processing device, and data storage system |
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Application publication date: 20190111 |