CN114706714A - Method for synchronizing computer memory division snapshots - Google Patents
Method for synchronizing computer memory division snapshots Download PDFInfo
- Publication number
- CN114706714A CN114706714A CN202210409007.3A CN202210409007A CN114706714A CN 114706714 A CN114706714 A CN 114706714A CN 202210409007 A CN202210409007 A CN 202210409007A CN 114706714 A CN114706714 A CN 114706714A
- Authority
- CN
- China
- Prior art keywords
- fault
- tolerant
- computer memory
- virtual machine
- tolerant server
- 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.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
- G06F11/2023—Failover techniques
- G06F11/2025—Failover techniques using centralised failover control functionality
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
- G06F2009/45575—Starting, stopping, suspending or resuming virtual machine instances
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
- G06F2009/45591—Monitoring or debugging support
Abstract
The invention discloses a method for synchronizing computer memory segmentation snapshots, which comprises a fault-tolerant server, wherein the fault-tolerant server is used for realizing the rapid segmentation of the computer memory and is registered through a Web UI interface, the fault-tolerant server comprises a cluster management service module, a first virtual machine, a second virtual machine, a full peer-to-peer architecture distributed storage module, a physical machine 1 and a physical machine 2, the cluster management service module has the characteristics of FT fault tolerance technology, fault prediction technology, one-key application rollback, virtualization technology and light weight and easy use, when in use, segmented memory data are synchronized to another node memory storage module in a snapshot mode, the rapid and efficient memory synchronization technology is realized, the computer memory and disk data are synchronized in real time, and any node fault data are not lost, the service is not interrupted, the performance of the computer is not influenced, and the use is very convenient.
Description
Technical Field
The invention belongs to the technical field of computer memory segmentation, and particularly relates to a method for synchronizing computer memory segmentation snapshots.
Background
A Memory (Memory) is an important part of a computer, and is also called an internal Memory and a main Memory, and temporarily stores operation data in a CPU and data exchanged with an external Memory such as a hard disk. The computer is a bridge for communicating an external memory with a CPU, all programs in the computer are operated in the internal memory, and the level of the overall performance of the computer is influenced by the strength of the internal memory. As long as the computer starts to run, the operating system transfers the data to be operated to the CPU from the memory for operation, and when the operation is finished, the CPU transmits the result.
The snapshot is actually a reference mark or a pointer pointing to data stored in a storage device, and it is said that the data is in a state at a certain time, and the core of the working principle is to establish a pointer list indicating the address of the read data, provide an image of instantaneous data, and copy the data when the data is changed, wherein the snapshots are roughly divided into 2 types, one type is a copy-on-write snapshot and is also commonly called a pointer-type snapshot, VSS belongs to the one type, and the other type is a split mirror snapshot and is often called a mirror snapshot. The pointer type snapshot occupies small space and has small influence on the system performance, but if the original data disk is damaged without backup, the data cannot be recovered; the mirror image type snapshot is actually a full mirror image of the data at that time, and will cause a certain load on the system performance, but even if the original data is damaged, the system will not have much influence, but will occupy the space with the same capacity.
In the prior art, a computer memory synchronization technology is realized by completely copying memory data, and the completely copied memory data may cause poor computing performance, high real-time synchronous memory data consumption synchronous resource bandwidth and incapability of meeting normal computing requirements, so a method for synchronizing computer memory segmentation snapshots is provided.
Disclosure of Invention
The invention aims to provide a method for synchronizing computer memory segmentation snapshots, which synchronizes segmented memory data to another node memory storage module in a snapshot mode by segmenting the memory data, realizes a fast and efficient memory synchronization technology, synchronizes the computer memory and disk data in real time, does not lose failure data of any node, does not interrupt service, and does not influence computer performance, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a method for synchronizing computer memory division snapshots comprises a fault-tolerant server, wherein the fault-tolerant server is used for realizing the rapid division of computer memory and is registered through a Web UI interface, the fault-tolerant server comprises a cluster management service module, a first virtual machine, a second virtual machine, a full peer-to-peer architecture distributed storage module, a physical machine 1 and a physical machine 2, the cluster management service module has the characteristics of FT fault tolerance technology, fault prediction technology, one-key application rollback, virtualization technology and light weight and easiness, the first virtual machine and the second virtual machine are connected with each other through heartbeat monitoring, the first virtual machine is connected with the second virtual machine through a fault-tolerant engine, the full peer-to-peer architecture distributed storage module is used for synchronizing the computer memory and disk data in real time to realize the rapid synchronization of the computer memory, ensuring that the fault data of any node is not lost and the service is not interrupted, wherein the physical machine 1 and the physical machine 2 are connected with each other through a trillion network;
also comprises the following steps:
firstly, when a user performs synchronous memory segmentation on a computer, logging in a fault-tolerant server through a Web UI (user interface);
step two, performing FT fault tolerance, fault prediction, one-key application rollback, virtualization and light weight and easy use on the memory needing synchronous division through a cluster management service module arranged in a fault-tolerant server, so that the divided memory data is synchronized to another node memory storage module, and a fast and efficient memory synchronization technology is realized;
step three, the protection level of the first virtual machine and the second virtual machine is HA, the system disk and the data disk of the first virtual machine and the second virtual machine are guaranteed to run by double copies and check codes, the running state and the environment of the virtual machine are monitored in real time, when the node is accidentally crashed, the virtual machine system can be automatically started at the other node, manual intervention of a user is not needed, and business is recovered at a minute level;
and step four, synchronizing the computer memory and the disk data in real time through the full peer-to-peer architecture distributed storage module to realize rapid synchronization of the computer memory so as to ensure that the data is not lost and the service is not interrupted when any node of the partitioned memory data fails.
Preferably, the fault-tolerant server is set as a NaxFt fault-tolerant server, the fault-tolerant server is a full-redundancy high-reliability fault-tolerant server constructed based on a hardware real-time synchronization technology, the design is completely independent of a client operating system and an application program, continuous operation of services is truly protected without interruption and data loss, and the problems of switching time or switching failure risk and software compatibility of the traditional dual-computer hot standby are solved.
Preferably, the fault-tolerant server has the characteristics of real-time fault tolerance, virtualization and online maintenance, and compared with a traditional dual-computer hot standby redundancy scheme, the fault-tolerant server is simple in structural design and convenient to use.
Preferably, the real-time fault-tolerant feature of the fault-tolerant server is specifically set to be a fully redundant hardware design, two ten-gigabit network ports are interconnected at a high speed, the real-time synchronization is accurate, any part fails, an operating system and an application database are continuous and uninterrupted, the system automatically recovers the synchronous fault tolerance after the hardware is repaired, and the reliability is highest.
Preferably, the virtualization feature of the fault-tolerant server is specifically set as an integrated virtualization function, so that multi-application integration is supported, a plurality of Windows and Linux systems and database application deployments can be created, the total cost is reduced, and the hardware utilization rate is improved. The method supports online snapshot, backup and migration of the application system, and can instantly roll back to a correct state by using a snapshot function when system software has an error.
Preferably, the online maintenance feature of the fault-tolerant server is specifically set as a simple-maintenance WEB Chinese interface to realize easy management of the whole fault-tolerant server system, fault active warning and automatic isolation are realized, online non-stop replacement of components is supported, and the system automatically recovers synchronous operation.
Preferably, the FT fault-tolerant technology is specifically set to FT fault-tolerant level switching, host dual-active synchronous operation, a client system and an application program are operated and accessed on a master node, when any fault symptom is detected, the NaxFT system is actively isolated and alarms, the client system and the application program are migrated on line to a backup node to be operated and accessed, and during the period, the service system is continuously operated, thereby realizing zero-time switching.
Preferably, the fault prediction technology is specifically set to enable the fault-tolerant server to enter a fault-tolerant operating state immediately after being powered on, continuously monitor the working states of server hardware and system software, detect fault symptoms and give an alarm. Over hundreds of error features can be actively repaired or automatically isolated, and the warning system can display fault information in real time.
Preferably, the one-key application rollback is specifically set to provide a system snapshot function, after the system application is created, the snapshot function can be used for backup, and once the problems of operating system breakdown, poisoning, abnormal application caused by software system upgrade and the like occur, the one-key application rollback can be rolled back to a normal snapshot point by using a recovery button.
Preferably, the virtualization technology is specifically set to be an integrated virtualization function, a plurality of operating systems and applications can be deployed at the same time, efficient integration of server resources is achieved, online capacity expansion of hardware resources is supported, and light management of the whole system is achieved through a simple and easy-to-maintain single WEB interface.
The invention has the technical effects and advantages that: compared with the prior art, the method for synchronizing the computer memory segmentation snapshots synchronizes the segmented memory data to another node memory storage module in a snapshot mode by segmenting the memory data, realizes a fast and efficient memory synchronization technology, synchronizes the computer memory and disk data in real time, does not lose failure data of any node, does not interrupt service, does not influence the performance of a computer, and is very convenient to use.
Drawings
FIG. 1 is a system block diagram of a fault tolerant server of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution:
a method for synchronizing computer memory division snapshots comprises a fault-tolerant server, wherein the fault-tolerant server is used for realizing the rapid division of computer memory and is registered through a Web UI interface, the fault-tolerant server comprises a cluster management service module, a first virtual machine, a second virtual machine, a full peer-to-peer architecture distributed storage module, a physical machine 1 and a physical machine 2, the cluster management service module has the characteristics of FT fault tolerance technology, fault prediction technology, one-key application rollback, virtualization technology and light weight and easiness, the first virtual machine and the second virtual machine are connected with each other through heartbeat monitoring, the first virtual machine is connected with the second virtual machine through a fault-tolerant engine, the full peer-to-peer architecture distributed storage module is used for synchronizing the computer memory and disk data in real time to realize the rapid synchronization of the computer memory, ensuring that the fault data of any node is not lost and the service is not interrupted, wherein the physical machine 1 and the physical machine 2 are connected with each other through a trillion network;
also comprises the following steps:
firstly, when a user performs synchronous memory segmentation on a computer, logging in a fault-tolerant server through a Web UI (user interface);
step two, performing FT fault tolerance, fault prediction, one-key application rollback, virtualization and light weight and easy use on the memory needing synchronous division through a cluster management service module arranged in a fault-tolerant server, so that the divided memory data is synchronized to another node memory storage module, and a fast and efficient memory synchronization technology is realized;
step three, the protection level of the first virtual machine and the second virtual machine is HA, the system disk and the data disk of the first virtual machine and the second virtual machine are guaranteed to run by double copies and check codes, the running state and the environment of the virtual machine are monitored in real time, when the node is accidentally crashed, the virtual machine system can be automatically started at the other node, manual intervention of a user is not needed, and business is recovered at a minute level;
and step four, synchronizing the computer memory and the disk data in real time through the full peer-to-peer architecture distributed storage module to realize rapid synchronization of the computer memory so as to ensure that the data is not lost and the service is not interrupted when any node of the partitioned memory data fails.
The fault-tolerant server is set as a NaxFt fault-tolerant server, the fault-tolerant server is a full-redundancy high-reliability fault-tolerant server constructed based on a hardware real-time synchronization technology, the design and implementation are completely independent of a client operating system and an application program, continuous operation of services is really protected without interruption and data loss, and the problems of switching time or switching failure risk and software compatibility of the traditional dual-computer hot standby are solved.
The fault-tolerant server has the characteristics of real-time fault tolerance, virtualization and online maintenance, and compared with the traditional dual-computer hot standby redundancy scheme, the fault-tolerant server is simple in structural design and convenient to use.
The real-time fault-tolerant feature of the fault-tolerant server is specifically set to be a fully redundant hardware design, two ten-gigabit network ports are interconnected at a high speed, the real-time synchronization is accurate, any part fails, an operating system and an application database are continuous and uninterrupted, the system automatically recovers synchronous fault tolerance after hardware repair, and the reliability is highest.
The virtualization feature of the fault-tolerant server is specifically set as an integrated virtualization function, multi-application integration is supported, a plurality of Windows and Linux systems and database application deployment can be created, the total cost is reduced, and the hardware utilization rate is improved. The method supports online snapshot, backup and migration of the application system, and can instantly roll back to a correct state by using a snapshot function when system software has an error.
The online maintenance characteristic of the fault-tolerant server is specifically set as a simple and easy-to-maintain WEB Chinese interface to realize easy management of the whole fault-tolerant server system, fault active warning and automatic isolation are realized, online non-stop replacement of parts is supported, and the system automatically recovers synchronous operation.
The FT fault-tolerant technology is specifically set as FT fault-tolerant level switching, a host runs synchronously and double-active, a client system and an application program run and are accessed on a main node, when any fault symptom is detected, a NaxFT system can actively isolate and alarm, the client system and the application program are migrated to a backup node on line to run and be accessed, and a service system runs continuously and uninterruptedly during the period, so that zero-time switching is realized.
The fault prediction technology is specifically set to be that the fault-tolerant server immediately enters a fault-tolerant running state after being powered on and started, continuously monitors the working states of server hardware and system software, detects fault symptoms and gives an alarm. Over hundreds of error features can be actively repaired or automatically isolated, and the warning system can display fault information in real time.
The one-key application rollback is specifically set to provide a system snapshot function, after the system application is created, the snapshot function can be used for backup, and once the problems of operating system breakdown, poisoning, abnormal application caused by software system upgrade and the like occur, the one-key application rollback can be rolled back to a normal snapshot point by using a recovery button.
The virtualization technology is specifically set to be an integrated virtualization function, a plurality of operating systems and applications can be deployed at the same time, efficient integration of server resources is achieved, online capacity expansion of hardware resources is supported, and light management of the whole system is achieved through a simple and easy-to-maintain single WEB interface.
When the method is used specifically, the segmented memory data are synchronized to the memory storage module of another node in a snapshot mode by segmenting the memory data, so that a fast and efficient memory synchronization technology is realized, the memory and the disk data of the computer are synchronized in real time, the fault data of any node is not lost, the service is not interrupted, the performance of the computer is not influenced, and the method is very convenient to use.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (10)
1. A method for synchronizing computer memory partition snapshots is characterized in that: the system comprises a fault-tolerant server, wherein the fault-tolerant server is used for realizing the rapid partition of a computer memory and is registered through a Web UI interface, the fault-tolerant server comprises a cluster management service module, a first virtual machine, a second virtual machine, a full peer-to-peer architecture distributed storage module, a physical machine 1 and a physical machine 2, the cluster management service module has the characteristics of FT fault tolerance technology, fault prediction technology, one-key application rollback, virtualization technology and light weight and easiness in use, the first virtual machine and the second virtual machine are connected with each other through heartbeat monitoring, the first virtual machine is connected with the second virtual machine through a fault-tolerant engine, and the full peer-to-peer architecture distributed storage module is used for synchronizing the computer memory and disk data in real time so as to realize the rapid synchronization of the computer memory and ensure that any node has no fault data loss and no service interruption, the physical machine 1 and the physical machine 2 are connected with each other through a gigabit network;
also comprises the following steps:
firstly, when a user performs synchronous memory segmentation on a computer, logging in a fault-tolerant server through a Web UI (user interface);
step two, performing FT fault tolerance, fault prediction, one-key application rollback, virtualization and light weight and easy use on the memory needing synchronous division through a cluster management service module arranged in a fault-tolerant server, so that the divided memory data is synchronized to another node memory storage module, and a fast and efficient memory synchronization technology is realized;
step three, the protection level of the first virtual machine and the second virtual machine is HA, the system disk and the data disk of the first virtual machine and the second virtual machine are guaranteed to run by double copies and check codes, the running state and the environment of the virtual machine are monitored in real time, when the node is accidentally crashed, the virtual machine system can be automatically started at the other node, manual intervention of a user is not needed, and business is recovered at a minute level;
and step four, synchronizing the computer memory and the disk data in real time through the full peer-to-peer architecture distributed storage module to realize rapid synchronization of the computer memory so as to ensure that the data is not lost and the service is not interrupted when any node of the partitioned memory data fails.
2. The method of claim 1, wherein the step of synchronizing the computer memory partition snapshots comprises the steps of: the fault-tolerant server is set as a NaxFt fault-tolerant server, the fault-tolerant server is a full-redundancy high-reliability fault-tolerant server constructed based on a hardware real-time synchronization technology, the design and implementation are completely independent of a client operating system and an application program, continuous operation of services is really protected without interruption and data loss, and the problems of switching time or switching failure risk and software compatibility of the traditional dual-computer hot standby are solved.
3. The method of claim 2, wherein the step of synchronizing the computer memory partition snapshots comprises the steps of: the fault-tolerant server has the characteristics of real-time fault tolerance, virtualization and online maintenance, and compared with the traditional dual-computer hot standby redundancy scheme, the fault-tolerant server is simple in structural design and convenient to use.
4. The method of claim 3, wherein the step of synchronizing the computer memory partition snapshots comprises the steps of: the real-time fault-tolerant feature of the fault-tolerant server is specifically set to be a fully redundant hardware design, two ten-gigabit network ports are interconnected at a high speed, the real-time synchronization is accurate, any part fails, an operating system and an application database are continuous and uninterrupted, the system automatically recovers synchronous fault tolerance after hardware repair, and the reliability is highest.
5. The method of claim 3, wherein the step of synchronizing the computer memory partition snapshots comprises the steps of: the virtualization feature of the fault-tolerant server is specifically set as an integrated virtualization function, multi-application integration is supported, a plurality of Windows and Linux systems and database application deployment can be created, the total cost is reduced, and the hardware utilization rate is improved. The method supports online snapshot, backup and migration of the application system, and can instantly roll back to a correct state by using a snapshot function when system software has an error.
6. The method of claim 3, wherein the step of partitioning the snapshot comprises the steps of: the online maintenance characteristic of the fault-tolerant server is specifically set as a simple and easy-to-maintain WEB Chinese interface to realize easy management of the whole fault-tolerant server system, fault active warning and automatic isolation are realized, online non-stop replacement of parts is supported, and the system automatically recovers synchronous operation.
7. The method of claim 1, wherein the step of synchronizing the computer memory partition snapshots comprises the steps of: the FT fault-tolerant technology is specifically set as FT fault-tolerant level switching, a host runs synchronously and double-active, a client system and an application program run and are accessed on a main node, when any fault symptom is detected, a NaxFT system can actively isolate and alarm, the client system and the application program are migrated to a backup node on line to run and be accessed, and a service system runs continuously and uninterruptedly during the period, so that zero-time switching is realized.
8. The method of claim 1, wherein the step of synchronizing the computer memory partition snapshots comprises the steps of: the fault prediction technology is specifically set to be that the fault-tolerant server immediately enters a fault-tolerant running state after being powered on and started, continuously monitors the working states of server hardware and system software, detects fault symptoms and gives an alarm. Over hundreds of error features can be actively repaired or automatically isolated, and the warning system can display fault information in real time.
9. The method of claim 1, wherein the step of synchronizing the computer memory partition snapshots comprises the steps of: the one-key application rollback is specifically set to provide a system snapshot function, after the system application is created, the snapshot function can be used for backup, and once the problems of operating system breakdown, poisoning, abnormal application caused by software system upgrade and the like occur, the one-key application rollback can be rolled back to a normal snapshot point by using a recovery button.
10. The method of claim 1, wherein the step of synchronizing the computer memory partition snapshots comprises the steps of: the virtualization technology is specifically set to be an integrated virtualization function, a plurality of operating systems and applications can be deployed at the same time, efficient integration of server resources is achieved, online capacity expansion of hardware resources is supported, and light management of the whole system is achieved through a simple and easy-to-maintain single WEB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210409007.3A CN114706714A (en) | 2022-04-19 | 2022-04-19 | Method for synchronizing computer memory division snapshots |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210409007.3A CN114706714A (en) | 2022-04-19 | 2022-04-19 | Method for synchronizing computer memory division snapshots |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114706714A true CN114706714A (en) | 2022-07-05 |
Family
ID=82174882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210409007.3A Pending CN114706714A (en) | 2022-04-19 | 2022-04-19 | Method for synchronizing computer memory division snapshots |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114706714A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024036473A1 (en) * | 2022-08-16 | 2024-02-22 | Micron Technology, Inc. | Selectable error handling modes in memory systems |
-
2022
- 2022-04-19 CN CN202210409007.3A patent/CN114706714A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024036473A1 (en) * | 2022-08-16 | 2024-02-22 | Micron Technology, Inc. | Selectable error handling modes in memory systems |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109729129B (en) | Configuration modification method of storage cluster system, storage cluster and computer system | |
| US9280430B2 (en) | Deferred replication of recovery information at site switchover | |
| US6003075A (en) | Enqueuing a configuration change in a network cluster and restore a prior configuration in a back up storage in reverse sequence ordered | |
| US8498967B1 (en) | Two-node high availability cluster storage solution using an intelligent initiator to avoid split brain syndrome | |
| US8230256B1 (en) | Method and apparatus for achieving high availability for an application in a computer cluster | |
| US9280428B2 (en) | Method for designing a hyper-visor cluster that does not require a shared storage device | |
| Stonebraker | Errors in database systems, eventual consistency, and the cap theorem | |
| CN104536971A (en) | High-availability database | |
| CN103840961A (en) | Dual-computer hot backup system | |
| CN110727709A (en) | Cluster database system | |
| CN111949444A (en) | Data backup and recovery system and method based on distributed service cluster | |
| CN108469996A (en) | A kind of system high availability method based on auto snapshot | |
| CN105389231A (en) | Database dual-computer backup method and system | |
| CN112256477A (en) | Virtualization fault-tolerant method and device | |
| CN115878384A (en) | Distributed cluster based on backup disaster recovery system and construction method | |
| US9367413B2 (en) | Detecting data loss during site switchover | |
| CN103186348B (en) | Storage system and data read-write method thereof | |
| CN114706714A (en) | Method for synchronizing computer memory division snapshots | |
| CN106612314A (en) | System for realizing software-defined storage based on virtual machine | |
| CN105824571A (en) | Data seamless migration method and device | |
| CN113961397A (en) | High-availability cluster disaster tolerance method based on backup disaster tolerance system | |
| JP6056408B2 (en) | Fault tolerant system | |
| Dell | ||
| CN107590032A (en) | The method and storage cluster system of storage cluster failure transfer | |
| CN113626252A (en) | City-level disaster recovery method and device based on cluster, electronic equipment and medium |
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 |