CN107329701A - Creation method, the apparatus and system of dual-active volume in a kind of storage system - Google Patents
Creation method, the apparatus and system of dual-active volume in a kind of storage system Download PDFInfo
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- CN107329701A CN107329701A CN201710517684.6A CN201710517684A CN107329701A CN 107329701 A CN107329701 A CN 107329701A CN 201710517684 A CN201710517684 A CN 201710517684A CN 107329701 A CN107329701 A CN 107329701A
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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
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1458—Management of the backup or restore process
- G06F11/1464—Management of the backup or restore process for networked environments
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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
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1458—Management of the backup or restore process
- G06F11/1469—Backup restoration techniques
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/062—Securing storage systems
- G06F3/0622—Securing storage systems in relation to access
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
- G06F3/065—Replication mechanisms
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0662—Virtualisation aspects
- G06F3/0665—Virtualisation aspects at area level, e.g. provisioning of virtual or logical volumes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/067—Distributed or networked storage systems, e.g. storage area networks [SAN], network attached storage [NAS]
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- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
Creation method, the apparatus and system rolled up the embodiment of the invention discloses dual-active in a kind of storage system, including newly-increased storage system is added in cluster corresponding with existing storage system；The topological modification for total storage system that newly-increased storage system and existing storage system are constituted is dual-active topology；It is master file to set the common volume in existing storage system, and sets up auxiliary volume corresponding with master file in newly-increased storage system；The format information of auxiliary volume is consistent with the format information of master file；The remote copy relationship of master file and auxiliary volume is set up, master file is constituted dual-active volume with auxiliary volume.It can be the part that dual-active is rolled up by common volume switching in the embodiment of the present invention, commonly roll up as master file, can be backed up between master file and auxiliary volume by remote copy relationship, and then ensure that the integrality and security of the data commonly rolled up.The embodiment of the present invention improves the stability of system and the security of data in use.
Description
Technical field
The present embodiments relate to computer memory technical field, the wound that dual-active is rolled up in more particularly to a kind of storage system
Construction method, apparatus and system.
Background technology
Storage dual-active can enable information be shared, accessed or moved inside data center and between data center
It is dynamic, so that a variety of storage systems joint is turned into single resource.It allows the Liang Ge data centers being geographically separated
Between storage system carry out data access simultaneously, it is transparent to client, and ensure that the reliabilty and availability of data.Specialty
Virtual memory running software is on the hardware engine of concentrating type, and mainframe cluster can be stored by both sides and access same dual-active simultaneously
Volume, double centers provide externally service simultaneously, can improve resource utilization.
In the prior art, it is the dual-active volume for directly creating a blank within the storage system when creating dual-active volume, and
It is not in contact with the dual-active volume and storage system that are created between original common volume, namely can not will be original in storage system
The data stored in common volume pass through set up dual-active volume and backed up, then stored when system upgrade or failure
Data in common volume be able to may lose, and make the security reduction of the stability and data of system.
Therefore, how to provide it is a kind of solve above-mentioned technical problem storage system in dual-active roll up creation method, device and
System turns into the problem of those skilled in the art needs to solve at present.
The content of the invention
The purpose of the embodiment of the present invention is to provide the creation method that dual-active is rolled up in a kind of storage system, apparatus and system,
The stability of system and the security of data are improved during use.
In order to solve the above technical problems, the embodiments of the invention provide the creation method that dual-active in a kind of storage system is rolled up,
Including：
Newly-increased storage system is added in cluster corresponding with existing storage system；
The topological modification for total storage system that the newly-increased storage system is constituted with the existing storage system is dual-active
Topology；
It is master file to set common volume in the existing storage system, and set up in the newly-increased storage system with it is described
The corresponding auxiliary volume of master file；The format information of the auxiliary volume is consistent with the format information of the master file；
The remote copy relationship of the master file and the auxiliary volume is set up, the master file is constituted dual-active volume with the auxiliary volume.
Optionally, methods described also includes：
Master file change volume corresponding with the master file is set up in the existing storage system；The master file and the master file
Replication relation each other between change volume；
Auxiliary volume change volume corresponding with the auxiliary volume is set up in the newly-increased storage system；The auxiliary volume and the auxiliary volume
Replication relation each other between change volume；
Master file change volume is added in the remote copy relationship with the auxiliary volume change volume.
Optionally, the format information includes size and type.
In order to solve the above technical problems, the embodiments of the invention provide the creating device that dual-active in a kind of storage system is rolled up,
Described device includes：
Add module, for newly-increased storage system to be added in cluster corresponding with existing storage system；
Modified module, for opening up for total storage system for constituting the newly-increased storage system with the existing storage system
Flutter and be revised as dual-active topology；
Setup module, for setting the common volume in the existing storage system to be master file；
Creation module, for setting up auxiliary volume corresponding with the master file in the newly-increased storage system；The auxiliary volume
Format information is consistent with the format information of the master file；Remote copy relationship for setting up the master file and the auxiliary volume, makes
The master file constitutes dual-active volume with the auxiliary volume.
Optionally, the creation module, is additionally operable in the existing storage system set up master corresponding with the master file
Volume change volume；Replication relation each other between the master file and master file change volume；It is additionally operable in the newly-increased storage system
Set up auxiliary volume change volume corresponding with the auxiliary volume；Replication relation each other between the auxiliary volume and auxiliary volume change volume；
The add module, is additionally operable to master file change volume being added to the remote copy with the auxiliary volume change volume
In relation.
In order to solve the above technical problems, the embodiments of the invention provide the establishment system that dual-active in a kind of storage system is rolled up,
The creating device rolled up including dual-active in storage system as described above.
Creation method, the apparatus and system rolled up the embodiments of the invention provide dual-active in a kind of storage system, including will be new
Increase storage system to be added in cluster corresponding with existing storage system；Newly-increased storage system and existing storage system are constituted
The topological modification of total storage system is dual-active topology；It is master file to set the common volume in existing storage system, and in newly-increased storage
Auxiliary volume corresponding with master file is set up in system；The format information of auxiliary volume is consistent with the format information of master file；Set up master file and auxiliary volume
Remote copy relationship, master file and auxiliary volume is constituted dual-active volume.
It can be seen that, first newly-increased storage system is associated with existing storage system in the embodiment of the present invention, it is constituted one
Individual total storage system, and be dual-active topology by the topological modification of total storage system, it will further be located at existing storage system
In common volume be set to master file, set up an auxiliary volume consistent with the format information of master file in newly-increased storage system, and
Master file and auxiliary volume have corresponding remote copy relationship, realize mutual backup between the two, and master file and auxiliary volume are that may make up always
The dual-active volume of storage system.Can be the part that dual-active is rolled up by common volume switching in the embodiment of the present invention, common volume is used as master
Volume, can be backed up, and then ensure that the integrality for the data commonly rolled up between master file and auxiliary volume by remote copy relationship
And security.The embodiment of the present invention improves the stability of system and the security of data in use.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to institute in prior art and embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the schematic flow sheet of the creation method of dual-active volume in a kind of storage system provided in an embodiment of the present invention；
Fig. 2 is the structural representation of the creating device of dual-active volume in a kind of storage system provided in an embodiment of the present invention.
Embodiment
Creation method, the apparatus and system rolled up the embodiments of the invention provide dual-active in a kind of storage system, were being used
The stability of system and the security of data are improved in journey.
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Fig. 1 is refer to, Fig. 1 is the flow of the creation method of dual-active volume in a kind of storage system provided in an embodiment of the present invention
Schematic diagram.
This method includes：
S11：Newly-increased storage system is added in cluster corresponding with existing storage system；
S12：The topological modification for total storage system that newly-increased storage system and existing storage system are constituted is dual-active topology；
S13：It is master file to set the common volume in existing storage system, and sets up corresponding with master file in newly-increased storage system
Auxiliary volume；The format information of auxiliary volume is consistent with the format information of master file；
S14：The remote copy relationship of master file and auxiliary volume is set up, master file is constituted dual-active volume with auxiliary volume.
It should be noted that being needed before dual-active volume is created where original storage system (i.e. existing storage system)
Cluster in one new storage system of increase (increasing storage system newly), to two storage systems in same cluster
Overall topology modify, the topology of total storage system that the two storage systems are constituted is changed to dual-active topology, at this
The foundation of dual-active volume is being carried out on the basis of dual-active topology.
Rolled up specifically, the common volume being located in existing storage system in dual-active topology is set into the dual-active to be set up
Master file, specifically the attribute commonly rolled up can be set to master file attribute；By in the newly-increased storage system in dual-active topology
An auxiliary volume is created, the auxiliary volume created is corresponding with the master file in existing storage system, and when creating auxiliary volume, made
The auxiliary volume has the format information consistent with master file；Establish after auxiliary volume, it is necessary to set up the remote copy relationship of master file and auxiliary volume,
The remote copy relationship can be such that total storage system realizes in the process of running in the data message stored in master file and auxiliary volume
The mutual backup of the data message stored, to ensure the security of data message.Answered when establishing master file with the long-range of auxiliary volume
After relation processed, you can obtain the dual-active volume being made up of the master file and auxiliary volume.
In actual applications, in the case that existing storage system can be with normal work, by existing storage system
Master file receive data message that user sends and stored, and also pass through set up remote copy relationship and connect described
The data message of receipts sends into auxiliary volume and backed up, to prevent what is stored when machine occurs delaying in existing storage system in master file
The existing picture that data message goes out active occurs.When existing storage system delays machine cisco unity malfunction, newly-increased storage system starts
Work, i.e., receive and store the data message of user's transmission, by the data information memory received extremely instead of existing storage system
In auxiliary volume in newly-increased storage system, after existing storage system is resumed work, the data letter that auxiliary volume can also be stored it
Breath sends into the master file being located in existing storage system and stored, to ensure the integrality of the data message in master file, this
Shi Xianyou storage systems proceed with one's work, and increase the work that storage system pause obtains the data message that user sends newly.
Further, this method can also include：
Master file change volume corresponding with master file is set up in existing storage system；It is multiple each other between master file and master file change volume
Relation processed；
Auxiliary volume change volume corresponding with auxiliary volume is set up in newly-increased storage system；It is multiple each other between auxiliary volume and auxiliary volume change volume
Relation processed；
Master file change volume is added in remote copy relationship with auxiliary volume change volume.
It should be noted that master file directly can be received and stored by the remote copy relationship between auxiliary volume by master file
Data message send into auxiliary volume and backed up, can also be received and be stored by master file change volume and auxiliary volume change volume
Data message send into auxiliary volume and backed up.Specifically, the replication relation between master file and master file change volume can be fast
According to relation, the replication relation between auxiliary volume and auxiliary volume change volume can be snapshot relation, namely master file is after data message is received
Data message is stored, and received data information can also be sent to master file corresponding with master file change volume
In, the data message that master file change volume can also be received is sent into the corresponding auxiliary volume change volume of auxiliary volume, auxiliary volume change
Volume, which again sends the data message received into auxiliary volume, to be stored, so as to realize the backup to the data message in master file.
Further, since between master file in the embodiment of the present invention and master file change volume should replication relation each other, auxiliary volume with it is auxiliary
Replication relation each other between volume change volume.So, when existing storage system delays machine cisco unity malfunction, master file stops storage,
Auxiliary volume in newly-increased storage system starts to receive and stores the data message of user's transmission, and master file believes the data received
Breath is sent into auxiliary volume change volume and stored, after existing storage system recovers normal work, and auxiliary volume change volume will be stored
Data message curly hair is changed by master file deliver in master file and stored.
Optionally, format information includes size and type.
It should be noted that the size for the auxiliary volume set up, type should be identical with the size and type of master file, form letter
Breath includes and is not limited only to size and type, such as the size of the data cell in the size and master file of the data cell in auxiliary volume
Also should be identical.
Add the embodiments of the invention provide the creation method that dual-active in a kind of storage system is rolled up, including by newly-increased storage system
Add in cluster corresponding with existing storage system；Total storage system that newly-increased storage system and existing storage system are constituted
Topological modification is dual-active topology；It is master file to set common volume in existing storage system, and set up in newly-increased storage system with
The corresponding auxiliary volume of master file；The format information of auxiliary volume is consistent with the format information of master file；The remote copy for setting up master file and auxiliary volume is closed
System, makes master file constitute dual-active volume with auxiliary volume.
It can be seen that, first newly-increased storage system is associated with existing storage system in the embodiment of the present invention, it is constituted one
Individual total storage system, and be dual-active topology by the topological modification of total storage system, it will further be located at existing storage system
In common volume be set to master file, set up an auxiliary volume consistent with the format information of master file in newly-increased storage system, and
Master file and auxiliary volume have corresponding remote copy relationship, realize mutual backup between the two, and master file and auxiliary volume are that may make up always
The dual-active volume of storage system.Can be the part that dual-active is rolled up by common volume switching in the embodiment of the present invention, common volume is used as master
Volume, can be backed up, and then ensure that the integrality for the data commonly rolled up between master file and auxiliary volume by remote copy relationship
And security.The embodiment of the present invention improves the stability of system and the security of data in use.
Accordingly the embodiment of the invention also discloses the creating device that dual-active in a kind of storage system is rolled up, figure specifically refer to
2, Fig. 2 be the structural representation of the creating device of dual-active volume in a kind of storage system provided in an embodiment of the present invention.In above-mentioned reality
On the basis of applying example：
The device includes：
Add module 1, for newly-increased storage system to be added in cluster corresponding with existing storage system；
Modified module 2, for the topological modification for the total storage system for constituting newly-increased storage system and existing storage system
For dual-active topology；
Setup module 3, for setting the common volume in existing storage system to be master file；
Creation module 4, for setting up auxiliary volume corresponding with master file in newly-increased storage system；The format information of auxiliary volume and master
The format information of volume is consistent；Remote copy relationship for setting up master file and auxiliary volume, makes master file constitute dual-active volume with auxiliary volume.
Optionally, creation module, is additionally operable to set up master file change volume corresponding with master file in existing storage system；Master file
The replication relation each other between master file change volume；It is additionally operable to set up auxiliary volume change corresponding with auxiliary volume in newly-increased storage system
Volume；Replication relation each other between auxiliary volume and auxiliary volume change volume；
Add module, is additionally operable to master file change volume being added in remote copy relationship with auxiliary volume change volume.
Can be double by common volume switching the embodiments of the invention provide the creating device that dual-active in a kind of storage system is rolled up
A part for volume living, common volume can be backed up as between master file and auxiliary volume by remote copy relationship, and then ensure that
The integrality and security for the data commonly rolled up.The embodiment of the present invention improves the stability and data of system in use
Security.
In addition, the specific introduction for the creation method rolled up for dual-active in storage system involved in the embodiment of the present invention
Above-described embodiment is refer to, the application will not be repeated here.
On the basis of above-described embodiment, the embodiments of the invention provide the establishment system that dual-active in a kind of storage system is rolled up
The creating device that dual-active is rolled up in system, including storage system as above.
The embodiments of the invention provide the establishment system that dual-active in a kind of storage system is rolled up, improve in use and be
The stability of system and the security of data.In addition, rolled up for dual-active in storage system involved in the embodiment of the present invention
The specific introduction of creation method refer to above method embodiment, and the application will not be repeated here.
It should also be noted that, in this manual, such as term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of key elements not only include that
A little key elements, but also other key elements including being not expressly set out, or also include be this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except also there is other identical element in the process including the key element, method, article or equipment.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (6)
1. the creation method that dual-active is rolled up in a kind of storage system, it is characterised in that including：
Newly-increased storage system is added in cluster corresponding with existing storage system；
The topological modification for total storage system that the newly-increased storage system is constituted with the existing storage system is dual-active topology；
It is master file to set the common volume in the existing storage system, and is set up and the master file in the newly-increased storage system
Corresponding auxiliary volume；The format information of the auxiliary volume is consistent with the format information of the master file；
The remote copy relationship of the master file and the auxiliary volume is set up, the master file is constituted dual-active volume with the auxiliary volume.
2. the creation method that dual-active is rolled up in storage system according to claim 1, it is characterised in that methods described is also wrapped
Include：
Master file change volume corresponding with the master file is set up in the existing storage system；The master file is changed with the master file
Replication relation each other between volume；
Auxiliary volume change volume corresponding with the auxiliary volume is set up in the newly-increased storage system；The auxiliary volume is changed with the auxiliary volume
Replication relation each other between volume；
Master file change volume is added in the remote copy relationship with the auxiliary volume change volume.
3. the creation method that dual-active is rolled up in storage system according to claim 2, it is characterised in that the format information bag
Include size and type.
4. the creating device that dual-active is rolled up in a kind of storage system, it is characterised in that described device includes：
Add module, for newly-increased storage system to be added in cluster corresponding with existing storage system；
Modified module, the topology of total storage system for the newly-increased storage system to be constituted with the existing storage system is repaiied
It is changed to dual-active topology；
Setup module, for setting the common volume in the existing storage system to be master file；
Creation module, for setting up auxiliary volume corresponding with the master file in the newly-increased storage system；The form of the auxiliary volume
Information is consistent with the format information of the master file；Remote copy relationship for setting up the master file and the auxiliary volume, makes described
Master file constitutes dual-active volume with the auxiliary volume.
5. the creating device that dual-active is rolled up in storage system according to claim 4, it is characterised in that the creation module,
It is additionally operable to set up master file change volume corresponding with the master file in the existing storage system；The master file becomes with the master file
Replication relation each other between more rolling up；It is additionally operable to set up auxiliary volume change corresponding with the auxiliary volume in the newly-increased storage system
Volume；Replication relation each other between the auxiliary volume and auxiliary volume change volume；
The add module, is additionally operable to master file change volume being added to the remote copy relationship with the auxiliary volume change volume
In.
6. the establishment system that dual-active is rolled up in a kind of storage system, it is characterised in that including the storage as described in claim 4 or 5
The creating device that dual-active is rolled up in system.
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| CN108762988A (en) * | 2018-05-31 | 2018-11-06 | 郑州云海信息技术有限公司 | A kind of method and relevant device of data processing |
| CN109240857A (en) * | 2018-09-25 | 2019-01-18 | 郑州云海信息技术有限公司 | Remote copy relationship creation method, backup method, device, equipment and medium |
| CN114138408A (en) * | 2021-11-12 | 2022-03-04 | 苏州浪潮智能科技有限公司 | Method, device, computer equipment and storage medium for creating clone volume |
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| CN103942118A (en) * | 2013-01-23 | 2014-07-23 | 株式会社日立制作所 | Method and apparatus for efficient remote copy |
| CN105404565A (en) * | 2014-07-22 | 2016-03-16 | 杭州宏杉科技有限公司 | Dual-live-data protection method and apparatus |
| CN104331254A (en) * | 2014-11-05 | 2015-02-04 | 浪潮电子信息产业股份有限公司 | Dual-active storage system design method based on dual-active logical volumes |
| CN105808374A (en) * | 2014-12-31 | 2016-07-27 | 华为技术有限公司 | Snapshot processing method and associated equipment |
| CN106502822A (en) * | 2015-09-08 | 2017-03-15 | 中兴通讯股份有限公司 | Data read-write method and device |
| CN105893186A (en) * | 2016-04-01 | 2016-08-24 | 浪潮电子信息产业股份有限公司 | Method, device and system for verifying stored disaster recovery data |
| CN106055276A (en) * | 2016-05-25 | 2016-10-26 | 极道科技（北京）有限公司 | Decentralized cluster storage system |
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| CN108762988B (en) * | 2018-05-31 | 2022-04-22 | 郑州云海信息技术有限公司 | Data processing method and related equipment |
| CN109240857A (en) * | 2018-09-25 | 2019-01-18 | 郑州云海信息技术有限公司 | Remote copy relationship creation method, backup method, device, equipment and medium |
| CN114138408A (en) * | 2021-11-12 | 2022-03-04 | 苏州浪潮智能科技有限公司 | Method, device, computer equipment and storage medium for creating clone volume |
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