CN109992220A - A kind of lock method for releasing, device, equipment and medium - Google Patents
A kind of lock method for releasing, device, equipment and medium Download PDFInfo
- Publication number
- CN109992220A CN109992220A CN201910294430.1A CN201910294430A CN109992220A CN 109992220 A CN109992220 A CN 109992220A CN 201910294430 A CN201910294430 A CN 201910294430A CN 109992220 A CN109992220 A CN 109992220A
- Authority
- CN
- China
- Prior art keywords
- physical node
- memory map
- lock
- lun
- target
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- G06F3/061—Improving I/O performance
-
- 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
- G06F3/0614—Improving the reliability of storage systems
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention discloses a kind of lock method for releasing, device, equipment and medium, the step of this method includes: when there are when the physical node of abnormal operation, obtain the physical node for being in normal operating conditions in distributed storage cluster in distributed storage cluster；The LUN in target device that traversal is made of the physical node in normal operating conditions, and corresponding memory map is retrieved according to LUN；When the target memory map that the physical node existed by abnormal operation locks, the lock of target memory map is discharged.Operation irregularity after even if a certain physical node of this method locks the memory map of its own, it still is able to carry out data read-write operation to the memory map that abnormal physical node has locked by other normal physical nodes, it therefore can be in the case where there is abnormal physical node, it is ensured that the global reliability of distributed storage company-data read-write business.In addition, the present invention also provides a kind of lock release, equipment and medium, beneficial effect is same as above.
Description
Technical field
The present invention relates to field of distributed storage, more particularly to a kind of lock method for releasing, device, equipment and medium.
Background technique
With the arrival of big data era, the importance of data is constantly promoted, therefore carries out relatively reliable deposit to data
Storage, is to ensure that the basis of data normal use.
It currently generallys use distributed storage cluster to store data, distributed storage cluster is by a certain number of objects
Node composition is managed, physical node provides the storage medium of physics for distributed storage cluster, and then in distributed storage cluster
The storage medium of physics is carried out division in logic by the distributed memory system of operation, and is patrolled with this to client host offer
Volume on block store equipment, can by the target device (Target) that client controls in distributed memory system, and
And further division has memory map (Image) in target device, it is basic herein for the logic storage unit as data
It is upper that memory map is described with for identification by LUN (Logical Unit Number, logical unit number), each mesh
There can be multiple LUN under marking device.
In current application scenarios, in order to ensure the reliability that client is written and read data in target device,
Often in a redundant way by the more physical node logical partitionings with different IP addresses be identical target device, Jin Er
When in the presence of abnormal physical node, the physical node that can currently work normally in such a way that IP address is drifted about replaces abnormal
Physical node and to the read-write of clients providing data support.The process of reading and writing data is usually that client is by being distributed
Corresponding LUN is searched in the target device of formula storage system, with this according to LUN mapping to corresponding memory map, and then to depositing
It stores up image and carries out reading and writing data, during carrying out reading and writing data to memory map, in order to ensure the consistency of data, right
Before data are written and read, the operation often locked to the memory map, current physical node is to memory map
After locking, before the physical node of other physical nodes in this prior discharges the lock or the total duration of locking reaches the super of default
When the period before, data read-write operation can not be carried out to the memory map again, and in the above cases, when to physical node
In memory map lock after the physical node exception when, even if the physical node by redundancy normal physical node substitute, visitor
Family end can not still be counted in a longer period of time by the memory map that normal physical node has locked abnormal physical node
According to read-write operation, therefore, it is difficult to ensure distributed storage company-data read-write business in the case where there is abnormal physical node
Global reliability.
It can be seen that a kind of lock method for releasing is provided, to ensure that distribution is deposited in the case where there is abnormal physical node
The global reliability of accumulation reading and writing data business is those skilled in the art's problem to be solved.
Summary of the invention
The object of the present invention is to provide a kind of lock method for releasing, device, equipment and media, there is abnormal physical node
In the case where ensure distributed storage company-data read-write business global reliability.
In order to solve the above technical problems, the present invention provides a kind of lock method for releasing, comprising:
When there are when the physical node of abnormal operation, being obtained in distributed storage cluster in distributed storage cluster
In the physical node of normal operating conditions；
The LUN in target device that traversal is made of the physical node in normal operating conditions, and according to LUN retrieval pair
The memory map answered；
When the target memory map that the physical node existed by abnormal operation locks, release target memory map
Lock.
Preferably, obtaining the physical node in distributed storage cluster in normal operating conditions includes:
Obtain the IP address list of the physical node in distributed storage cluster in normal operating conditions；
Correspondingly, release target is deposited when the target memory map that the physical node existed by abnormal operation locks
Storage image lock include:
When there is the target memory map locked by the target ip address identity other than IP address list, release target is deposited
Store up the lock of image.
Preferably, the LUN in target device that traversal is made of the physical node in normal operating conditions, and according to
LUN retrieves corresponding memory map
The LUN in target device that traversal is made of the physical node in normal operating conditions, when the type of LUN is non-
When RAID LUN, corresponding memory map is retrieved according to LUN.
Preferably, when the target memory map that the physical node existed by abnormal operation locks, release target is deposited
Storage image lock include:
When existing, when adding the target memory map of exclusive lock by the physical node of abnormal operation, release target storage is reflected
The exclusive lock of picture.
In addition, the present invention also provides a kind of lock releases, comprising:
Node obtains module, for when there are when the physical node of abnormal operation, obtaining in distributed storage cluster
The physical node of normal operating conditions is in distributed storage cluster；
Retrieval module is traversed, for traversing in the target device being made of the physical node in normal operating conditions
LUN, and corresponding memory map is retrieved according to LUN；
Release module is locked, for releasing when there is the target memory map by the physical node locking of abnormal operation
Put the lock of target memory map.
In addition, the present invention also provides a kind of lock release devices, comprising:
Memory, for storing computer program；
Processor is realized when for executing computer program such as the step of above-mentioned lock method for releasing.
In addition, being stored with meter on computer readable storage medium the present invention also provides a kind of computer readable storage medium
Calculation machine program is realized when computer program is executed by processor such as the step of above-mentioned lock method for releasing.
Lock method for releasing provided by the present invention, when the physical node in distributed storage cluster there are abnormal operation
When, the physical node that normal operating conditions is in distributed storage cluster is obtained, and then traverse by being in normal operating conditions
The target device LUN that is included that constitutes of physical node, and its corresponding memory map is further retrieved according to LUN, when depositing
When storage image is the target memory map locked by the physical node of abnormal operation, the lock of the target memory map is released
It puts, ensures that target memory map can be used by the physical node other than abnormal physical node with this.This method is compared to existing
For technology, though a certain physical node its own memory map is locked after operation irregularity, still be able to by other normal
Physical node carries out data read-write operation to the memory map that abnormal physical node has locked, therefore can have abnormal physics
In the case where node, it is ensured that the global reliability of distributed storage company-data read-write business.In addition, the present invention also provides one kind
Lock release, equipment and medium, beneficial effect are same as above.
Detailed description of the invention
In order to illustrate the embodiments of the present invention more clearly, attached drawing needed in the embodiment will be done simply below
It introduces, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ordinary skill people
For member, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of flow chart for locking method for releasing provided in an embodiment of the present invention；
Fig. 2 is a kind of structure chart of lock release provided in an embodiment of the present invention.
Specific embodiment
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 description, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, those of ordinary skill in the art are without making creative work, obtained every other
Embodiment belongs to the scope of the present invention.
Core of the invention is to provide a kind of lock method for releasing, to ensure to be distributed in the case where there is abnormal physical node
The global reliability of formula storage cluster reading and writing data business.Another core of the invention is to provide a kind of lock release, equipment
And medium.
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.
Embodiment one
Fig. 1 is a kind of flow chart for locking method for releasing provided in an embodiment of the present invention.Referring to FIG. 1, lock method for releasing
Specific steps include:
Step S10: when there are when the physical node of abnormal operation, obtaining distributed storage in distributed storage cluster
The physical node of normal operating conditions is in cluster.
It should be noted that in this step, being in abnormal operation when determining to exist in distributed storage cluster
When physical node, the physical node that normal operating conditions is in distributed storage cluster is summarized, and then obtain distribution
The physical node of normal operating conditions is in formula storage cluster.More further, in order to reduce in the next steps to deposit
The retrieval of the traversal of LUN and respective stored image, this step in the unrelated physical node of the physical node of abnormal operation
The physical node of acquired normal operating conditions can be specifically to be stored with phase with the physical node of abnormal operation in rapid
Same data content, the i.e. physical node in normal operating conditions with the mutual redundancy of the physical node of abnormal operation.
Step S11: the LUN in target device that traversal is made of the physical node in normal operating conditions, and according to
LUN retrieves corresponding memory map.
It is understood that being often based on should when being written and read by physical node to memory map due to client
Physical node carries out locking operation to memory map, and the lock is synchronized with other physics sections with the physical node to redundancy
The identical memory map of point, other clients pass through other physics sections with the physical node phase redundancy during avoiding locking with this
The case where point carries out reading and writing data to identical memory map generation, therefore when a certain physical node adds to wherein memory map
When being abnormal after lock, with the respective stored image in other physical nodes of the physical node phase redundancy still in by anomalies
The state that node locks is managed, and the purpose of this step is that in the target device of the physical node worked normally to traversal
LUN, and then corresponding memory map is found by LUN, and then determine it whether according to memory map in the next steps
The physical node for being in abnormal operation locks.It should be noted that by the logic divided based on physical node
On target device quantity should depending on the specific requirements of practical application scene, so herein not to the quantity of target device into
Row is specific to be limited, and when the quantity of the target device in physical node is greater than 1, this step needs to be traversed for complete in physical node
Portion's target device.
Step S12: when the target memory map that the physical node existed by abnormal operation locks, release target is deposited
Store up the lock of image.
It is understood that as the LUN in the target device of the physical node of traversal normal work, and then looked by LUN
After finding corresponding memory map, when determining that the memory map is locked via the physical node of abnormal operation, release should
Lock, ensures that the physical node of other normal works still is able to continue to be written and read the memory map with this.
Lock method for releasing provided by the present invention, when the physical node in distributed storage cluster there are abnormal operation
When, the physical node that normal operating conditions is in distributed storage cluster is obtained, and then traverse by being in normal operating conditions
The target device LUN that is included that constitutes of physical node, and its corresponding memory map is further retrieved according to LUN, when depositing
When storage image is the target memory map locked by the physical node of abnormal operation, the lock of the target memory map is released
It puts, ensures that target memory map can be used by the physical node other than abnormal physical node with this.This method is compared to existing
For technology, though a certain physical node its own memory map is locked after operation irregularity, still be able to by other normal
Physical node carries out data read-write operation to the memory map that abnormal physical node has locked, therefore can have abnormal physics
In the case where node, it is ensured that the global reliability of distributed storage company-data read-write business.
Embodiment two
On the basis of the above embodiments, the present invention also provides a series of preferred embodiments.
As a preferred embodiment, obtaining the physical node for being in normal operating conditions in distributed storage cluster
Include:
Obtain the IP address list of the physical node in distributed storage cluster in normal operating conditions.
Correspondingly, release target is deposited when the target memory map that the physical node existed by abnormal operation locks
Storage image lock include:
When there is the target memory map locked by the target ip address identity other than IP address list, release target is deposited
Store up the lock of image.
It should be noted that due to consideration that in practical applications, constituting each physical node of distributed storage cluster
It is often all configured with corresponding IP address in advance, and the IP address between each physical node is different, ensures with this
Each physical node identity in distributed storage cluster is unique, therefore present embodiment can be using IP address as discrimination object
The foundation for managing node, when, there are when the physical node of abnormal operation, acquisition is by distributed storage in distributed storage cluster
The IP address list that the IP address of physical node in cluster in normal operating conditions is constituted, and then in traversal by normal
The LUN in target device that the physical node of working condition is constituted, and when retrieving corresponding memory map according to LUN, work as presence
When the target memory map locked by the target ip address identity other than IP address list, then the lock of target memory map is discharged.
Present embodiment determines physical node identity by IP address and being capable of phase to the identity of the physical node of memory map encryption
It distinguishes raising the accuracy of physical node, and then ensures to lock the accuracy of release.
In addition, as a preferred embodiment, the mesh that traversal is made of the physical node in normal operating conditions
LUN in marking device, and corresponding memory map is retrieved according to LUN and includes:
The LUN in target device that traversal is made of the physical node in normal operating conditions, when the type of LUN is non-
When RAID LUN, corresponding memory map is retrieved according to LUN.
It should be noted that due to consideration that in specific application scenarios, it is understood that there may be there are RAID in target device
The case where LUN, and RAID LUN has no corresponding memory map, therefore is based on its corresponding memory map meeting of RAID LUN error detection
Increase the overall time expense of lock release procedure, present embodiment traversal is made of the physical node in normal operating conditions
LUN in target device retrieves corresponding memory map according to LUN, it is not right to be equivalent to as the non-RAID LUN of the type of LUN
RAID LUN is retrieved, and the relative reduction overall overhead of lock release procedure improves whole efficiency.
On the basis of a series of above-mentioned embodiments, as a preferred embodiment, when existing by abnormal work
When the target memory map that the physical node of state locks, the lock of release target memory map includes:
When existing, when adding the target memory map of exclusive lock by the physical node of abnormal operation, release target storage is reflected
The exclusive lock of picture.
It should be noted that the type of lock is limited to exclusive lock by present embodiment, since exclusive lock is with higher steady
Qualitative and broad applicability, it can be ensured that memory map is locked reliable.
Embodiment three
It is hereinbefore described in detail for locking the embodiment of method for releasing, the present invention also provides a kind of and party
The corresponding lock release of method, since the embodiment of device part is corresponded to each other with the embodiment of method part, device portion
The embodiment divided refers to the description of the embodiment of method part, wouldn't repeat here.
Fig. 2 is a kind of structure chart of lock release provided in an embodiment of the present invention.Lock provided in an embodiment of the present invention is released
Put device, comprising:
Node obtains module 10, for when, there are when the physical node of abnormal operation, obtaining in distributed storage cluster
Take the physical node that normal operating conditions is in distributed storage cluster.
Retrieval module 11 is traversed, for traversing in the target device being made of the physical node in normal operating conditions
LUN, and corresponding memory map is retrieved according to LUN.
Lock release module 12, for when exist by abnormal operation physical node lock target memory map when,
Discharge the lock of target memory map.
Lock release provided by the present invention, when the physical node in distributed storage cluster there are abnormal operation
When, the physical node that normal operating conditions is in distributed storage cluster is obtained, and then traverse by being in normal operating conditions
The target device LUN that is included that constitutes of physical node, and its corresponding memory map is further retrieved according to LUN, when depositing
When storage image is the target memory map locked by the physical node of abnormal operation, the lock of the target memory map is released
It puts, ensures that target memory map can be used by the physical node other than abnormal physical node with this.The present apparatus is compared to existing
For technology, though a certain physical node its own memory map is locked after operation irregularity, still be able to by other normal
Physical node carries out data read-write operation to the memory map that abnormal physical node has locked, therefore can have abnormal physics
In the case where node, it is ensured that the global reliability of distributed storage company-data read-write business.
Example IV
In addition, the present invention also provides a kind of lock release devices, comprising:
Memory, for storing computer program；
Processor is realized when for executing computer program such as the step of above-mentioned lock method for releasing.
Lock release device provided by the present invention, when the physical node in distributed storage cluster there are abnormal operation
When, the physical node that normal operating conditions is in distributed storage cluster is obtained, and then traverse by being in normal operating conditions
The target device LUN that is included that constitutes of physical node, and its corresponding memory map is further retrieved according to LUN, when depositing
When storage image is the target memory map locked by the physical node of abnormal operation, the lock of the target memory map is released
It puts, ensures that target memory map can be used by the physical node other than abnormal physical node with this.This equipment is compared to existing
For technology, though a certain physical node its own memory map is locked after operation irregularity, still be able to by other normal
Physical node carries out data read-write operation to the memory map that abnormal physical node has locked, therefore can have abnormal physics
In the case where node, it is ensured that the global reliability of distributed storage company-data read-write business.
In addition, being stored with meter on computer readable storage medium the present invention also provides a kind of computer readable storage medium
Calculation machine program is realized when computer program is executed by processor such as the step of above-mentioned lock method for releasing.
Computer readable storage medium provided by the present invention, when there are abnormal operations in distributed storage cluster
When physical node, the physical node that normal operating conditions is in distributed storage cluster is obtained, and then traverse by normal
The LUN that the target device that the physical node of working condition is constituted is included, and its corresponding storage is further retrieved according to LUN and is reflected
Picture, when memory map is the target memory map locked by the physical node of abnormal operation, by the target memory map
Lock release, ensure that target memory map can be used by the physical node other than abnormal physical node with this.This computer can
For reading storage medium compared with the prior art, though a certain physical node work after being locked to its own memory map it is different
Often, it still is able to carry out data read-write operation to the memory map that abnormal physical node has locked by other normal physical nodes,
It therefore can be in the case where there is abnormal physical node, it is ensured that distributed storage company-data reads and writes the whole reliable of business
Property.
A kind of lock method for releasing provided by the present invention, device, equipment and medium are described in detail above.Explanation
Each embodiment is described in a progressive manner in book, the highlights of each of the examples are it is different from other embodiments it
Place, the same or similar parts in each embodiment may refer to each other.For the device disclosed in the embodiment, due to itself and reality
It is corresponding to apply method disclosed in example, so being described relatively simple, reference may be made to the description of the method.It should refer to
It out, for those skilled in the art, without departing from the principle of the present invention, can also be to the present invention
Some improvement and modification can also be carried out, and these improvements and modifications also fall within the scope of protection of the claims of the present invention.
It should also be noted that, in the present specification, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
Claims (7)
1. a kind of lock method for releasing characterized by comprising
When, there are when the physical node of abnormal operation, being obtained in the distributed storage cluster in distributed storage cluster
In the physical node of normal operating conditions；
The LUN in the target device being made of the physical node in normal operating conditions is traversed, and is examined according to the LUN
The corresponding memory map of rope；
When the target memory map that the physical node existed by the abnormal operation locks, discharges the target storage and reflect
The lock of picture.
2. the method according to claim 1, wherein described obtain in the distributed storage cluster in normal
The physical node of working condition includes:
Obtain the IP address list of the physical node in the distributed storage cluster in normal operating conditions；
Correspondingly, discharging institute when the target memory map locked when the physical node existed by the abnormal operation
The lock for stating target memory map includes:
When there is the target memory map locked by the target ip address identity other than the IP address list, the mesh is discharged
Mark the lock of memory map.
3. the method according to claim 1, wherein the traversal is by the physics in normal operating conditions
The LUN in target device that node is constituted, and corresponding memory map is retrieved according to the LUN and includes:
The LUN in the target device being made of the physical node in normal operating conditions is traversed, when the LUN's
When the non-RAID LUN of type, the corresponding memory map is retrieved according to the LUN.
4. according to claim 1 to method described in 3 any one, which is characterized in that described when in the presence of by the abnormal work
When the target memory map that the physical node of state locks, the lock for discharging the target memory map includes:
When in the presence of the target memory map of exclusive lock is added by the physical node of the abnormal operation, discharges the target and deposit
Store up the exclusive lock of image.
5. a kind of lock release characterized by comprising
Node obtains module, for when in distributed storage cluster there are when the physical node of abnormal operation, described in acquisition
The physical node of normal operating conditions is in distributed storage cluster；
Retrieval module is traversed, for traversing in the target device being made of the physical node in normal operating conditions
LUN, and corresponding memory map is retrieved according to the LUN；
Release module is locked, for releasing when there is the target memory map by the physical node locking of the abnormal operation
Put the lock of the target memory map.
6. a kind of lock release device characterized by comprising
Memory, for storing computer program；
Processor is realized when for executing the computer program such as the described in any item lock method for releasing of Claims 1-4
Step.
7. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program realizes the step such as the described in any item lock method for releasing of Claims 1-4 when the computer program is executed by processor
Suddenly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910294430.1A CN109992220B (en) | 2019-04-12 | 2019-04-12 | Lock release method, device, equipment and medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910294430.1A CN109992220B (en) | 2019-04-12 | 2019-04-12 | Lock release method, device, equipment and medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109992220A true CN109992220A (en) | 2019-07-09 |
| CN109992220B CN109992220B (en) | 2022-07-08 |
Family
ID=67133398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910294430.1A Active CN109992220B (en) | 2019-04-12 | 2019-04-12 | Lock release method, device, equipment and medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109992220B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110554839A (en) * | 2019-07-30 | 2019-12-10 | 华为技术有限公司 | distributed storage system access method, client and computer program product |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103731485A (en) * | 2013-12-26 | 2014-04-16 | 华为技术有限公司 | Network equipment, cluster storage system and distributed lock management method |
| CN108959390A (en) * | 2018-06-01 | 2018-12-07 | 新华三云计算技术有限公司 | Resource-area synchronous method and device after shared-file system node failure |
-
2019
- 2019-04-12 CN CN201910294430.1A patent/CN109992220B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103731485A (en) * | 2013-12-26 | 2014-04-16 | 华为技术有限公司 | Network equipment, cluster storage system and distributed lock management method |
| CN108959390A (en) * | 2018-06-01 | 2018-12-07 | 新华三云计算技术有限公司 | Resource-area synchronous method and device after shared-file system node failure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110554839A (en) * | 2019-07-30 | 2019-12-10 | 华为技术有限公司 | distributed storage system access method, client and computer program product |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109992220B (en) | 2022-07-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106407040B (en) | A kind of duplicating remote data method and system | |
| US7343467B2 (en) | Method to perform parallel data migration in a clustered storage environment | |
| CN104395904B (en) | Efficient data object storage and retrieval | |
| CN105027070B (en) | Roll up the security of operation | |
| US8909887B1 (en) | Selective defragmentation based on IO hot spots | |
| TW591394B (en) | Deferred copy-on-write of a snapshot | |
| US10652330B2 (en) | Object storage in cloud with reference counting using versions | |
| CN102385633B (en) | File management system using virtual storage directory | |
| US9612758B1 (en) | Performing a pre-warm-up procedure via intelligently forecasting as to when a host computer will access certain host data | |
| CN102136003A (en) | Large-scale distributed storage system | |
| EP2751716B1 (en) | Method for data maintenance | |
| CN103929500A (en) | Method for data fragmentation of distributed storage system | |
| CN108763436A (en) | A kind of distributed data-storage system based on ElasticSearch and HBase | |
| US11010082B2 (en) | Mechanisms for performing accurate space accounting for volume families | |
| CN109542861B (en) | File management method, device and system | |
| CN108108476A (en) | The method of work of highly reliable distributed information log system | |
| US10031682B1 (en) | Methods for improved data store migrations and devices thereof | |
| CN103037004A (en) | Implement method and device of cloud storage system operation | |
| US20190332499A1 (en) | Implementing snapshot sets for consistency groups of storage volumes | |
| CN104050102A (en) | Object storing method and device in telecommunication system | |
| JP6298903B2 (en) | Computer system, distributed object sharing method, edge node | |
| CN111399760B (en) | NAS cluster metadata processing method and device, NAS gateway and medium | |
| CN110147203A (en) | A kind of file management method, device, electronic equipment and storage medium | |
| CN107346209B (en) | Multi-disk aggregation type data storage system and implementation method and application method thereof | |
| CN111638853A (en) | Data storage method and device, storage cluster, gateway equipment and main equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |