CN103501338A - Lock recovery method, equipment and network file system - Google Patents
Lock recovery method, equipment and network file system Download PDFInfo
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Abstract
The embodiment of the invention discloses a lock recovery method, equipment and a network file system and relates to the technical field of information. By adoption of the lock recovery method, the equipment and the network file system, the problem that the lock recovery can not be carried out on a network file system version3 under a distributed type cluster can be solved. The specific scheme is as follows: a receiving-managing node acquires at least one receiving-managing IP address in at least one service IP address of a switching node, acquires backup information corresponding to the at least one receiving-managing IP address on shared storage equipment according to the at least one receiving-managing IP address and carries out lock recovery at a virtual file system layer according to the backup information. The lock recovery method, the equipment and the network file system are used for lock recovery of the network file system version3 under the distributed type cluster.
Description
Technical field
The present invention relates to areas of information technology, relate in particular to a kind of lock restoration methods, equipment and NFS.
Background technology
NFS(Network File System, NFS) be one on network with the system of other people share directory and file, the user can access the file on far end system as the access local file.
At present, NFS V3(Network File System Version3, third edition NFS) agreement comprises NLM(Network Lock Manager, network lock manager) agreement and NSM(Network State Manager, network status monitor) agreement.Wherein, the NLM agreement realizes the latching operation of network terminal, comprise to file locked, the operation such as release, lock test; The announcement that the NSM agreement provides host monitor service and Host Status to change.
In NFS V3 under distributed type assemblies, when a certain node breaks down or need to be switched node, need to lock recovery, but can't realize in prior art, under distributed type assemblies, switching node is locked to recovery.
Summary of the invention
Embodiments of the invention provide a kind of lock restoration methods, equipment and NFS, can solve third edition NFS under distributed type assemblies (NFS V3) and can't lock the problem of recovering.
For achieving the above object, embodiments of the invention adopt following technical scheme:
First aspect, a kind of lock restoration methods, be applied to the third edition NFS under distributed type assemblies, while in described distributed type assemblies NFS, having node to switch, comprising:
Take over node and obtain at least one adapter IP address at least one service network protocol IP address of switching node;
Described adapter node obtains described at least one backup information corresponding to adapter IP address according to described at least one adapter IP address on shared storage device;
Described adapter node is locked recovery according to described backup information at virtual file system.
In conjunction with first aspect, in the first in possible implementation,
Described backup information comprises enciphered information, and described enciphered information is described switching node pre-stored enciphered information on described shared storage device;
Described adapter node is locked recovery according to described backup information at virtual file system, comprising:
Described adapter node is locked recovery according to described enciphered information at described virtual file system.
In conjunction with first aspect, at the second in possible implementation,
Described backup information comprises client-side information, and described client-side information is described switching node pre-stored client-side information on described shared storage device;
Described adapter node is locked recovery according to described backup information at virtual file system, comprising:
Described adapter node sends a notification message to client according to described client-side information, so that described client generates and sends enciphered information to described adapter node;
Described adapter node receives the described enciphered information that described client sends;
Described adapter node is locked recovery according to described enciphered information at described virtual file system.
The possible implementation in conjunction with the second of first aspect, after the described enciphered information that the described client of described reception sends, also comprises in possible implementation at the third:
Described adapter node is recorded in described enciphered information on described shared storage device according to described at least one adapter IP address.
Second aspect, a kind of adapter node, be applied to the third edition NFS under distributed type assemblies, comprising:
Acquiring unit, take over the IP address for obtain at least one at least one service network protocol IP address of switching node, and obtain described at least one backup information corresponding to adapter IP address according to described at least one adapter IP address on shared storage device;
Recovery unit, lock recovery for the described backup information obtained according to described acquiring unit at virtual file system.
In conjunction with second aspect, in the first in possible implementation,
Described backup information comprises enciphered information, and described enciphered information is described switching node pre-stored enciphered information on described shared storage device;
Described recovery unit, also for locking recovery according to described enciphered information at described virtual file system.
In conjunction with second aspect, at the second in possible implementation,
Described backup information comprises client-side information, and described client-side information is described switching node pre-stored client-side information on described shared storage device;
Described adapter node also comprises transmitting element and receiving element,
Described transmitting element, for sending a notification message to client according to described client-side information, so that described client generates and sends enciphered information to described adapter node;
Described receiving element, the described enciphered information sent for receiving described client;
Described recovery unit, also lock recovery for the described enciphered information received according to described receiving element at described virtual file system.
The possible implementation in conjunction with the second of second aspect, at the third in possible implementation,
Described recovery unit, also for being recorded in described shared storage device according to described at least one adapter IP address by described enciphered information.
The third aspect, a kind of NFS, be applied under distributed type assemblies, and described NFS is third edition NFS, comprising: take over node, switching node, shared storage device and virtual file system;
Wherein, the adapter node described in any one possible implementation that described adapter node is second aspect or second aspect.
Lock restoration methods, equipment and NFS that embodiments of the invention provide, obtain at least one adapter IP address by taking over node at least one service IP address of switching node, take over the IP address according at least one and obtain at least one backup information corresponding to adapter IP address on shared storage device, and lock recovery according to backup information at virtual file system, solve third edition NFS under the distributed type assemblies and can't lock the problem of recovering.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
A kind of lock restoration methods schematic flow sheet that Fig. 1 provides for embodiments of the invention;
A kind of lock restoration methods schematic flow sheet that Fig. 2 provides for another embodiment of the present invention;
A kind of lock restoration methods schematic flow sheet that Fig. 3 provides for another embodiment of the present invention;
A kind of adapter node structure schematic diagram that Fig. 4 provides for embodiments of the invention;
A kind of NFS configuration diagram that Fig. 5 provides for embodiments of the invention;
Fig. 6 takes over the node structure schematic diagram for the another kind that embodiments of the invention provide.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
Embodiments of the invention provide a kind of lock restoration methods, are applied to the third edition NFS (NFS V3) under distributed type assemblies, and shown in Fig. 1, the method comprises:
101, take over node and obtain at least one adapter IP address at least one service IP (Internet Protocol, procotol) address of switching node.
While having node to switch or to have node to break down in the third edition NFS under distributed type assemblies, this node is called switching node.The node that receives switching node service IP address and bear the switching node business is called the adapter node.According to the priority pre-set, when switching node has fault, one or more node will, as the service IP address of taking over node adapter switching node, be born the business of switching node.The service IP address of switching node has a plurality of, and each takes over node can take over one or more service IP address, and the service IP address of taking over the node adapter is called and takes over the IP address.When the nodal information in user side and NFS is mutual, user side sends message according to the service IP address, so, after the adapter node has been taken over the service IP address of switching node, the message of user side will send to takes on node, takes over like this business that node has just been taken over switching node.
102, take over node and obtain at least one backup information corresponding to adapter IP address according at least one adapter IP address on shared storage device.
Before the switching node switching, when having client to send enciphered information, switching node can record corresponding backup information according to the service IP address on shared storage device.When switching node need to switch, take over the adapter IP address that node can be taken over according to oneself, read corresponding backup information on shared storage device.
103, take over node and lock recovery according to backup information at virtual file system.
Take over node and can lock recovery at virtual file system according to the backup information read.
The lock restoration methods that embodiments of the invention provide, obtain at least one adapter IP address by taking over node at least one service IP address of switching node, take over the IP address according at least one and obtain at least one backup information corresponding to adapter IP address on shared storage device, and lock recovery according to backup information at virtual file system, solve third edition NFS under the distributed type assemblies and can't lock the problem of recovering.
At above-mentioned Fig. 1, on the basis of corresponding embodiment of the method, another embodiment of the present invention further provides a kind of concrete lock restoration methods, shown in Fig. 2, comprises the following steps:
201, take over node and obtain at least one adapter IP address at least one service IP address of switching node.
202, take over node and obtain at least one enciphered information corresponding to adapter IP address according at least one adapter IP address on shared storage device.
Wherein, this enciphered information be switching node on shared storage device according to the pre-stored enciphered information of service IP address sectional lists, this enciphered information has comprised the specifying information about file locking.
203, take over node and lock recovery according to enciphered information at virtual file system.
The lock restoration methods that embodiments of the invention provide, obtain at least one adapter IP address by taking over node at least one service IP address of switching node, take over the IP address according at least one and obtain at least one backup information corresponding to adapter IP address on shared storage device, and lock recovery according to backup information at virtual file system, solve third edition NFS under the distributed type assemblies and can't lock the problem of recovering.
At above-mentioned Fig. 1, on the basis of corresponding embodiment of the method, another embodiment of the present invention further provides a kind of concrete lock restoration methods, shown in Fig. 3, comprises the following steps:
301, take over node and obtain at least one adapter IP address at least one service IP address of switching node.
302, take over node and obtain at least one client-side information corresponding to adapter IP address according at least one adapter IP address on shared storage device.
Wherein, this enciphered information be switching node on shared storage device according to the pre-stored client-side information of service IP address sectional lists.
303, taking over node sends a notification message to client according to client-side information.
Take over node and send a notification message to client, so that client generates enciphered information and sends enciphered information to taking over node.
304, take over node and receive the enciphered information that client sends.
305, take over node and lock recovery according to enciphered information at virtual file system.
After step 304, also comprise:
306, taking over node is recorded in enciphered information on shared storage device according at least one adapter IP address.
Concrete, take over node enciphered information is recorded under catalogue corresponding to this adapter IP address in shared storage device.If take over like this node, break down while maybe needing to switch, other nodes just can obtain enciphered information from shared device and lock recovery.
Certainly, for Fig. 2 and embodiment corresponding to Fig. 3, take over node and directly lock and recover and take over node and can carry out to the client two kinds of modes of wait client Active recovery that send a notification message simultaneously, can improve the lock resume speed.
The lock restoration methods that embodiments of the invention provide, obtain at least one adapter IP address by taking over node at least one service IP address of switching node, take over the IP address according at least one and obtain at least one backup information corresponding to adapter IP address on shared storage device, and lock recovery according to backup information at virtual file system, solve third edition NFS under the distributed type assemblies and can't lock the problem of recovering.
Embodiments of the invention provide a kind of adapter node, be applied to the third edition NFS under distributed type assemblies, for realizing that the corresponding embodiment of Fig. 1 to Fig. 3 takes over the lock restoration methods that node is implemented, its structure is with reference to shown in Fig. 4, and this adapter node 401 comprises: acquiring unit 4011 and recovery unit 4012.
Wherein, acquiring unit 4011, take over the IP address for obtain at least one at least one service network protocol IP address of switching node, and take over the IP address according at least one and obtain at least one backup information corresponding to adapter IP address on shared storage device.
The adapter node that embodiments of the invention provide, take over the IP address by obtain at least one at least one service IP address of switching node, take over the IP address according at least one and obtain at least one backup information corresponding to adapter IP address on shared storage device, and lock recovery according to backup information at virtual file system, solve third edition NFS under the distributed type assemblies and can't lock the problem of recovering.
Optionally, backup information comprises enciphered information, and enciphered information is switching node pre-stored enciphered information on shared storage device.
Perhaps optional, take over node 401 and also comprise transmitting element 4013 and receiving element 4014,
Backup information comprises client-side information, and client-side information is switching node pre-stored client-side information on shared storage device;
Transmitting element 4013, for sending a notification message to client according to client-side information, so that client generates and send enciphered information to taking over node 401;
Receiving element 4014, the enciphered information sent for receiving client;
Optionally, recovery unit 4012, also be recorded in shared storage device for according at least one, taking over the IP address by enciphered information.
The adapter node that embodiments of the invention provide, take over the IP address by obtain at least one at least one service IP address of switching node, take over the IP address according at least one and obtain at least one backup information corresponding to adapter IP address on shared storage device, and lock recovery according to backup information at virtual file system, solve third edition NFS under the distributed type assemblies and can't lock the problem of recovering.
Embodiments of the invention provide a kind of NFS, be applied under distributed type assemblies, this NFS is third edition NFS, as shown in Figure 5, this NFS 501 comprises its system architecture: switching node 5011, first is taken over node 5012, second and is taken over node 5013, shared storage device 5014 and virtual file system 5015.The present embodiment is that example describes with 5011, two adapter nodes of a switching node herein, and certainly, the NFS 501 that embodiments of the invention provide can have a plurality of switching nodes 5011 and a plurality of adapter node.Supposing on switching node 5011 has 3 service IP addresses, and certainly, the present invention does not limit the service IP number of addresses on switching node 5011, the present embodiment take 3 describe as example.
Switching node 5011 is stored enciphered information and client-side information according to service IP address sectional lists on shared storage device 5014.For example, storage the first enciphered information and the first client-side information under catalogue corresponding to first service IP address.
When switching node 5011 needs switching, the first adapter node 5012 and second is taken over node 5013 and obtain respectively adapter IP address in the service IP address of switching node 5011.
Concrete optional, the first adapter node 5012 obtains first service IP address in the service IP address of switching node 5011 and the IP address is taken over as the first adapter IP address and the 3rd in the 3rd service IP address.
Second takes over node 5013 obtains second service IP address as the second adapter IP address in the service IP address of switching node 5011.
First takes over node 5012 takes over according to the first adapter IP address and the 3rd the first enciphered information and the 3rd client-side information that correspondence is read in the IP address on shared storage device 5014.
Herein, reading which information the present invention does not limit, if read enciphered information, take over node and initiatively at virtual file system 5015, lock recovery, if read client-side information, take over node and send a notification message to corresponding client according to the client-side information read, wait for client Active recovery lock.How to read and can select arbitrarily, the present embodiment be take and read the first enciphered information and the 3rd client-side information and describe as example.
First takes over node 5012 locks recovery according to the first enciphered information at virtual file system 5015.
First takes over node 5012 sends a notification message to the 3rd client according to the 3rd client-side information, so that the 3rd client generates and send the 3rd enciphered information to the first adapter node 5012.
First takes over the 3rd enciphered information that node 5012 sends according to the 3rd client lock recovery at virtual file system 5015, and the 3rd enciphered information is recorded under catalogue corresponding to the 3rd adapter IP address in shared storage device 5014.
Second takes over node 5013 reads the second corresponding enciphered information according to the second adapter IP address on shared storage device 5014, and locks recovery according to the second enciphered information at virtual file system 5015.
So all business of switching node 5011 are shared to the first adapter node 5012 and second and being taken on node 5013, two nodes locks recoverys simultaneously, and the 3rd take over enciphered information corresponding to IP address and recovered by client, have improved the speed of locking recovery.
The NFS that embodiments of the invention provide, obtain at least one adapter IP address by taking over node at least one service IP address of switching node, take over the IP address according at least one and obtain at least one backup information corresponding to adapter IP address on shared storage device, and lock recovery according to backup information at virtual file system, solve third edition NFS under the distributed type assemblies and can't lock the problem of recovering.
Embodiments of the invention provide the another kind of node of taking over, be applied to the third edition NFS under distributed type assemblies, for realizing that the embodiment that Fig. 1 to Fig. 3 is corresponding takes over the lock restoration methods that node is implemented, shown in Fig. 6, this equipment can embed or itself be exactly micro-process computer, such as: all-purpose computer, the customization machine, the portable equipment such as mobile phone terminal or purl machine, this adapter node 6001 comprises: at least one processor 6011, memory 6012, bus 6013, reflector 6014 and receiver 6015, this at least one processor 6011, memory 6012, reflector 6014 is connected by bus 6013 with receiver 6015 and completes mutual communication.
This bus 6013 can be ISA(Industry Standard Architecture, industry standard architecture) bus, PCI(Peripheral Component, peripheral component interconnect) bus or EISA(Extended Industry Standard Architecture, extended industry-standard architecture) bus etc.This bus 6013 can be divided into address bus, data/address bus, control bus etc.For ease of meaning, only with a thick line, mean in Fig. 6, but do not mean only to have the bus of a bus or a type.Wherein:
The adapter node that embodiments of the invention provide, take over the IP address by obtain at least one at least one service IP address of switching node, take over the IP address according at least one and obtain at least one backup information corresponding to adapter IP address on shared storage device, and lock recovery according to backup information at virtual file system, solve third edition NFS under the distributed type assemblies and can't lock the problem of recovering.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize with hardware, or the firmware realization, or their compound mode realizes.When using software to realize, one or more instructions or the code that above-mentioned functions can be stored in computer-readable medium or on computer-readable medium are transmitted.Computer-readable medium comprises computer-readable storage medium and communication media, and wherein communication media comprises any medium of being convenient to transmit from a place to another place computer program.Storage medium can be any usable medium that computer can access.As the example but be not limited to: computer-readable medium can comprise RAM(Random Access Memory, random asccess memory), ROM(Read Only Memory, read-only memory), EEPROM(Electrically Erasable Programmable Read Only Memory, EEPROM (Electrically Erasable Programmable Read Only Memo)), CD-ROM(Compact Disc Read Only Memory, be read-only optical disc) or other optical disc storage, magnetic disk storage medium or other magnetic storage apparatus, perhaps can be used in the program code that carries or store the expectation with instruction or data structure form also can be by any other medium of computer access.In addition.Any connection can be suitable become computer-readable medium.For example, if software is to use coaxial cable, optical fiber cable, twisted-pair feeder, DSL(Digital Subscriber Line, digital subscriber line) or the wireless technology such as infrared ray, radio and microwave from website, server or other remote source transmission, so coaxial cable, optical fiber cable, twisted-pair feeder, DSL or the wireless technology such as infrared ray, wireless and microwave be included under in the photographic fixing of medium.As used in the present invention, dish and dish comprise CD(Compact Disc, the compression laser disc), laser dish, laser disc, DVD dish (Digital Versatile Disc, digital universal light), floppy disk and Blu-ray Disc, the copy data of the common magnetic of its mid-game, dish carrys out the copy data of optics with laser.Within top combination also should be included in the protection range of computer-readable medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by the described protection range with claim.
Claims (9)
1. a lock restoration methods, be applied to the third edition NFS under distributed type assemblies, it is characterized in that, while in described distributed type assemblies NFS, having node to switch, comprising:
Take over node and obtain at least one adapter IP address at least one service network protocol IP address of switching node;
Described adapter node obtains described at least one backup information corresponding to adapter IP address according to described at least one adapter IP address on shared storage device;
Described adapter node is locked recovery according to described backup information at virtual file system.
2. method according to claim 1, is characterized in that,
Described backup information comprises enciphered information, and described enciphered information is described switching node pre-stored enciphered information on described shared storage device;
Described adapter node is locked recovery according to described backup information at virtual file system, comprising:
Described adapter node is locked recovery according to described enciphered information at described virtual file system.
3. method according to claim 1, is characterized in that,
Described backup information comprises client-side information, and described client-side information is described switching node pre-stored client-side information on described shared storage device;
Described adapter node is locked recovery according to described backup information at virtual file system, comprising:
Described adapter node sends a notification message to client according to described client-side information, so that described client generates and sends enciphered information to described adapter node;
Described adapter node receives the described enciphered information that described client sends;
Described adapter node is locked recovery according to described enciphered information at described virtual file system.
4. method according to claim 3, is characterized in that, after the described enciphered information that the described client of described reception sends, also comprises:
Described adapter node is recorded in described enciphered information on described shared storage device according to described at least one adapter IP address.
5. take over node for one kind, be applied to the third edition NFS under distributed type assemblies, it is characterized in that, comprising:
Acquiring unit, take over the IP address for obtain at least one at least one service network protocol IP address of switching node, and obtain described at least one backup information corresponding to adapter IP address according to described at least one adapter IP address on shared storage device;
Recovery unit, lock recovery for the described backup information obtained according to described acquiring unit at virtual file system.
6. equipment according to claim 5, is characterized in that,
Described backup information comprises enciphered information, and described enciphered information is described switching node pre-stored enciphered information on described shared storage device;
Described recovery unit, also for locking recovery according to described enciphered information at described virtual file system.
7. equipment according to claim 5, is characterized in that,
Described backup information comprises client-side information, and described client-side information is described switching node pre-stored client-side information on described shared storage device;
Described adapter node also comprises transmitting element and receiving element,
Described transmitting element, for sending a notification message to client according to described client-side information, so that described client generates and sends enciphered information to described adapter node;
Described receiving element, the described enciphered information sent for receiving described client;
Described recovery unit, also lock recovery for the described enciphered information received according to described receiving element at described virtual file system.
8. equipment according to claim 7, is characterized in that, comprising:
Described recovery unit, also for being recorded in described shared storage device according to described at least one adapter IP address by described enciphered information.
9. a NFS, be applied under distributed type assemblies, and described NFS is third edition NFS, it is characterized in that, comprising: take over node, switching node, shared storage device and virtual file system;
Wherein, described adapter node is the described adapter node of claim 5-8 any one.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106874118A (en) * | 2017-02-17 | 2017-06-20 | 郑州云海信息技术有限公司 | The automatic recovery system and method for a kind of resource lock |
| CN108063782A (en) * | 2016-11-08 | 2018-05-22 | 北京国双科技有限公司 | Node is delayed machine adapting method and device, node group system |
| CN111212135A (en) * | 2019-12-31 | 2020-05-29 | 北京金山云网络技术有限公司 | Message subscription method, device, system, electronic equipment and storage medium |
| CN111787113A (en) * | 2020-07-03 | 2020-10-16 | 北京大道云行科技有限公司 | Node fault processing method and device, storage medium and electronic equipment |
| CN115114305A (en) * | 2022-04-08 | 2022-09-27 | 腾讯科技（深圳）有限公司 | Lock management method, device, equipment and storage medium for distributed database |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1554055A (en) * | 2001-07-23 | 2004-12-08 | �Ƚ�װ�ù�˾ | High-availability cluster virtual server system |
| CN101252603A (en) * | 2008-04-11 | 2008-08-27 | 清华大学 | Cluster distributed type lock management method based on storage area network SAN |
| CN101807985A (en) * | 2010-03-03 | 2010-08-18 | 交通银行股份有限公司 | Datacenter centralization control switching method and system |
| CN102868754A (en) * | 2012-09-26 | 2013-01-09 | 北京联创信安科技有限公司 | High-availability method, node device and system for achieving cluster storage |
-
2013
- 2013-09-30 CN CN201310462588.8A patent/CN103501338B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1554055A (en) * | 2001-07-23 | 2004-12-08 | �Ƚ�װ�ù�˾ | High-availability cluster virtual server system |
| CN101252603A (en) * | 2008-04-11 | 2008-08-27 | 清华大学 | Cluster distributed type lock management method based on storage area network SAN |
| CN101807985A (en) * | 2010-03-03 | 2010-08-18 | 交通银行股份有限公司 | Datacenter centralization control switching method and system |
| CN102868754A (en) * | 2012-09-26 | 2013-01-09 | 北京联创信安科技有限公司 | High-availability method, node device and system for achieving cluster storage |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108063782A (en) * | 2016-11-08 | 2018-05-22 | 北京国双科技有限公司 | Node is delayed machine adapting method and device, node group system |
| CN106874118A (en) * | 2017-02-17 | 2017-06-20 | 郑州云海信息技术有限公司 | The automatic recovery system and method for a kind of resource lock |
| CN111212135A (en) * | 2019-12-31 | 2020-05-29 | 北京金山云网络技术有限公司 | Message subscription method, device, system, electronic equipment and storage medium |
| CN111787113A (en) * | 2020-07-03 | 2020-10-16 | 北京大道云行科技有限公司 | Node fault processing method and device, storage medium and electronic equipment |
| CN115114305A (en) * | 2022-04-08 | 2022-09-27 | 腾讯科技（深圳）有限公司 | Lock management method, device, equipment and storage medium for distributed database |
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|---|---|
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