CN107147528A - One kind stores gateway intelligently anti-fissure system and method - Google Patents

One kind stores gateway intelligently anti-fissure system and method Download PDF

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Publication number
CN107147528A
CN107147528A CN201710368277.3A CN201710368277A CN107147528A CN 107147528 A CN107147528 A CN 107147528A CN 201710368277 A CN201710368277 A CN 201710368277A CN 107147528 A CN107147528 A CN 107147528A
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Prior art keywords
node
network
storage
arbitrator
fissure
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CN201710368277.3A
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付丽莉
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Zhengzhou Yunhai Information Technology Co Ltd
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Zhengzhou Yunhai Information Technology Co Ltd
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Priority to CN201710368277.3A priority Critical patent/CN107147528A/en
Publication of CN107147528A publication Critical patent/CN107147528A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/06Management of faults, events, alarms or notifications
    • H04L41/0654Management of faults, events, alarms or notifications using network fault recovery
    • H04L41/0663Performing the actions predefined by failover planning, e.g. switching to standby network elements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/66Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing data switching networks
    • H04L43/10Active monitoring, e.g. heartbeat, ping or trace-route

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer And Data Communications (AREA)

Abstract

Gateway intelligently anti-fissure system and method is stored the invention discloses one kind, including application service layer, network link layer, storage management layer and storage device layer, wherein application-server layer is Client application system server, equipped with various application systems and database software;Network link layer, includes IP network and FC fiber optic networks;Storage management layer, including two storage gateways, as node, when there is a node failure, another node can be with normal work;Arbitrator is configured between two storage gateways, when node breaks down, the arbitrator arbitrates the state for judging each node, judge the node broken down;Storage device layer, includes at least two storage arrays.Intelligently anti-fissure system and method is compared with prior art for a kind of storage gateway of the present invention; propose three-level fissure judgment mechanism; Active and Inactive states that can be in data protection high availability scheme between effective decision node; so as to judge Primary nodes, the generation of fissure phenomenon is prevented.

Description

One kind stores gateway intelligently anti-fissure system and method
Technical field
It is specifically a kind of to store gateway intelligently anti-fissure system and method the present invention relates to field of computer technology.
Background technology
Big data epoch, data have become the vital core asset of every profession and trade.Exist in traditional disaster recovery solution Downtime length when low resource utilization, poor availability, breaking down, the problems such as data recovery is slow, risk is high.Whether data Whether safety, business are continuously run turns into the key that user weighs a disaster recovery solution without interruption.Conventional data centers store calamity Standby typically to use active-standby mode, only after creation data central store failure, Disaster Preparation Center's storage just can adapter data access Business, and this process needed to manually perform, and Disaster Preparation Center's corresponding business Lun manual actuations read-write is serviced;In addition, active and standby The pattern of data center, under regular traffic working order, only main center is played a role, and the resource at standby center is constantly in " awaiting orders " pattern, it is impossible at utmost play the efficiency of all resources.
Dual-active data center will be the trend of Future Data center development, and store the weight that dual-active is data center's dual-active Will basis.Traditional calamity is the production center, a Disaster Preparation Center for deployment way, and Disaster Preparation Center's platform is in the shape that do not work State, only when a disaster occurs, cardiaplegia in creation data, Disaster Preparation Center just start.This disaster recovery and backup systems face following challenge: 1. when the production center meets with power supply trouble, fire, big flood, the disaster such as earthquake, it is necessary to manually by service switching to Disaster Preparation Center, Business interruption time is long, it is impossible to ensure that business continuity is run.2. Disaster Preparation Center can not externally provide service, throughout the year in idle shape State, resource utilization is low.For traditional disaster recovery and backup systems build facing challenges, the dual-active solution based on storage meet the tendency of and It is raw.In current storage dual-active technology, such as NodeA and NodeB can be by heartbeat detections with true between two storage gateways Recognize other side's presence, in the presence of confirming less than other side by heartbeat detection, take over corresponding(It is shared)resource;If prominent Between so, the heartbeat between NodeA and NodeB is not present(As network disconnects), and NodeA and NodeB in fact all in Active states, now NodeA will adapter NodeB resource, while NodeB will adapter NodeA resource, At this moment it is exactly fissure(split-brain)
In " two-node cluster hot backup " High Availabitity(HA)In system, when " heartbeat " that contacts 2 nodes disconnects, constituted originally same Individual entirety, the HA systems of coordination, just division turn into 2 independent individuals.Due to mutually losing contact, all think That other side is out of order, the HA softwares on 2 nodes as " split ", " instinct " fight for " shared resource ", emulatively Start " application service ", then will necessarily occur serious consequence:Or shared resource is carved up, " service " on both sides all rises not Come;Or both sides " service " all gets up, but read while write " shared storage ", cause corrupted data(Common such as database wheel The online daily record error ask).As can be seen here, a kind of reliable and intelligent arbitration mechanism is created to prevent fissure from occurring heavy to closing Will.Based on this, the present invention provides a kind of storage gateway intelligently anti-fissure system and method.
The content of the invention
The technical assignment of the present invention is to be directed to above weak point to store gateway intelligently anti-fissure system and side there is provided one kind Method.
One kind storage gateway intelligently anti-fissure system, including application service layer, network link layer, storage management layer and storage Mechanical floor, wherein,
Application-server layer is Client application system server, equipped with various application systems and database software;
Network link layer, is interconnected comprising IP network and FC fiber optic networks, and by IP interchangers and FC interchangers;
Storage management layer, including two storage gateways, as node, when there is a node failure, another node can be just Often work, by the storage of upper-layer client end data write-in lower floor;Arbitrator is configured between two storage gateways, when node breaks down When, the arbitrator arbitrates the state for judging each node, judges the node broken down;
Storage device layer, includes at least two storage arrays.
The arbitrator is a lock service or a share dish, can pass through ping orders between the arbitrator and node Communicated.
During arbitrator's arbitration decision node state, its IP network heartbeat between node is first determined whether, works as heartbeat Then the node breaks down during stopping;Do not stop, continue FC heartbeats judgement, i.e. optical fiber heartbeat and judge, then should when careful stop jumping is stopped Node breaks down;Do not stop, continue IMPI judgements, the node for being possible to receive I/O Request continues as fault-free gateway It is written and read service.
The network Heartbeat is the communication bag transmitted in the cluster by IP links between node, for monitor clustered node, Whether network and network interface working condition are normal, prevent from the generation of isolated node to ensure the normal work of cluster.
The optical fiber heartbeat refers to the communication bag transmitted between clustered node by optical fiber link, for monitor clustered node, Whether network and network interface working condition are normal, prevent from the generation of isolated node to ensure the normal work of cluster.
One kind stores gateway intelligently anti-fissure method, applied to dual-active data center, is configured with the dual-active data center Two storage gateways are considered as two nodes, implementation step is, when difference occur in two nodes by two storage gateways, if A third party arbitrator is put, is arbitrated respectively by arbitrator by two nodes for difference occur, judges the state of each node, really Whether fixed each node breaks down.
The arbitrator is a lock service or a share dish.
Arbitrator's arbitration includes three kinds of arbitration mechanisms, is specially:
Network Heartbeat judges that two nodes for difference occur are distinguished into ping leads to arbitrators, then shows that breakpoint just exists when obstructed Local terminal, general rule continues a kind of lower judgement;
Optical fiber heartbeat judges that two nodes for difference occur are distinguished into ping leads to arbitrators, then shows that breakpoint just exists when obstructed Local terminal, general rule continues a kind of lower judgement;
IMPI judges, sends write IO request by arbitrator, when the node of Standby states receives write IO request, then passes through Then oneself switched to Primary by IPMI by an other node forced shutdown, and the Primary nodes continue to provide read-write clothes Business.
Heartbeat during the network Heartbeat judges is the communication bag transmitted in the cluster by IP links between node, for supervising Whether normal survey clustered node, network and network interface working condition, prevent from the generation of isolated node to ensure the normal of cluster Work;When judging, internetwork communication first determines whether all respective ping of node that difference occur in IP heartbeat passages, i.e., two IP is once referred to, shows that breakpoint just goes out in local terminal if the obstructed arbitrators of ping, the node for allowing energy ping to lead to arbitrator is gone Service.
The optical fiber heartbeat refers to the communication bag transmitted between clustered node by optical fiber link, for monitor clustered node, Whether network and network interface working condition are normal, prevent from the generation of isolated node to ensure the normal work of cluster.
A kind of storage gateway of the present invention intelligently anti-fissure system and method compared to the prior art, with following beneficial effect Really:
The a kind of of the present invention stores gateway intelligently anti-fissure system and method, it is proposed that three-level fissure judgment mechanism, can be in number According to the Active and Inactive states between effective decision node in protection high availability scheme, so that judge Primary nodes, The generation of fissure phenomenon is prevented, the safety of effectively protection data has extensive practical application;The system is designed in Internet, Storage management layer and storage device layer full redundancy design, any one node breaks down, all without influence client's upper layer application Continuation access;Design arbitration, can be a lock service or a share dish, design simple and convenient build;Three kinds of arbitrations Judgment mechanism, preferentially walks network Heartbeat passage, if network Heartbeat line is obstructed, and system will attempt FC heartbeats communication, if both of the above General rule does not start third level IPMI mechanism;Three-level judges the occurrence of preventing mechanism effectively can prevent fissure, is applicable model Enclose extensively, with good application value.
Brief description of the drawings
Accompanying drawing 1 realizes schematic diagram for the present invention's.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the invention will be further described.
As shown in Figure 1, a kind of storage gateway intelligently anti-fissure system, including application service layer, network link layer, storage Management level and storage device layer, wherein,
Application-server layer is Client application system server, equipped with various application systems and database software;
Network link layer, is interconnected comprising IP network and FC fiber optic networks, and by IP interchangers and FC interchangers;
Storage management layer, including storage gateway 1 and storage gateway 2 are as node NodeA and NodeB, when there is a node failure When, another node can be with normal work, by the storage of upper-layer client end data write-in lower floor;Configured between two storage gateways Arbitrator, when node breaks down, the arbitrator arbitrates the state for judging each node, judges the node broken down;
Storage device layer, includes storage array 1 and storage array 2.
The arbitrator is a lock service or a share dish, can pass through ping orders between the arbitrator and node Communicated.
During arbitrator's arbitration decision node state, its IP network heartbeat between node is first determined whether, works as heartbeat Then the node breaks down during stopping;Do not stop, continue FC heartbeats judgement, i.e. optical fiber heartbeat and judge, then should when careful stop jumping is stopped Node breaks down;Do not stop, continue IMPI judgements, the node for being possible to receive I/O Request continues as fault-free gateway It is written and read service.
The network Heartbeat is the communication bag transmitted in the cluster by IP links between node, for monitor clustered node, Whether network and network interface working condition are normal, prevent from the generation of isolated node to ensure the normal work of cluster.
The optical fiber heartbeat refers to the communication bag transmitted between clustered node by optical fiber link, for monitor clustered node, Whether network and network interface working condition are normal, prevent from the generation of isolated node to ensure the normal work of cluster.
One kind stores gateway intelligently anti-fissure method, applied to dual-active data center, is configured with the dual-active data center Two storage gateways are considered as two nodes, implementation step is, when difference occur in two nodes by two storage gateways, if A third party arbitrator is put, is arbitrated respectively by arbitrator by two nodes for difference occur, judges the state of each node, really Whether fixed each node breaks down.
The arbitrator is that the data transfer between a lock service or a share dish, storage gateway is handed over by optical fiber Change planes progress.
Arbitrator's arbitration includes three kinds of arbitration mechanisms, is specially:
The first order:IP heartbeats are protected.
Heartbeat(Heartbeat)It is the communication bag transmitted in the cluster by IP links between Node nodes, for monitoring collection Whether group node, network and network interface working condition are normal, prevent from the generation of isolated node to ensure the normal work of cluster. To strengthen protection in design, the heartbeat of redundancy can be also added.Such as double " heartbeats "." splitting brain " chance of occurrence is reduced as far as possible. Internetwork communication will preferentially walk IP heartbeat passages, if IP is obstructed, and system then attempts second level FC heartbeats communication.Illustrate: When heartbeat is fully disconnected, the respective ping of 2 nodes once refers to IP, goes out not general rule does not show breakpoint at this End, not only " heartbeat " has broken, the local terminal network link of externally offer " service " also break by road, even if starting(Or continue)Using Service is not also used, and that abandons competition with regard to active, allows the one end for being capable of the logical reference IP of ping to go service.More insure one A bit, the obstructed reference IP of a ping side is simply restarted with regard to self, those the shared moneys for being possible to also take up with thorough release Source.
The second level:FC heartbeats are protected.
FC heartbeats refer to transmit communication bag by optical fiber link between cluster Node nodes, for monitoring clustered node, net Whether network and network interface working condition are normal, prevent from the generation of isolated node to ensure the normal work of cluster.Principle and IP Heartbeat is identical.Communication between gateway will preferentially walk network Heartbeat passage, if network Heartbeat line is obstructed, and system is led to FC heartbeats are attempted Letter, if general rule does not start third level IPMI mechanism to both of the above.
The third level:IPMI mechanism.
If who there occurs failure between IP heartbeats and FC heartbeats are unable to decision node, system will start IPMI mechanism, when When the gateway of Standby states receives write IO request, then oneself can be turned by IPMI an other gateway forced shutdown For Primary, cause data inconsistent while writing data to prevent in the case of fissure client to same Lun and cause data The generation of damage.
IP heartbeats, FC heartbeats and IPMI mechanism simultaneous faults, the probability that such case occurs are minimum, will not typically occur; Present invention provide that if the situation of the whole failures of triple anti-fissure mechanism occurs, Primary gateways continue to provide read-write service, Standby gateways will stop any read-write service, to ensure the uniformity of data.
The present invention uses multiple judgment mechanism, and intelligence finds each node storage gateway status, effectively reduces " splitting brain " chance Generation.Three kinds of arbitration judgment mechanisms are specifically referred to, network Heartbeat passage are preferentially walked, if network Heartbeat line is obstructed, system will taste FC heartbeats communication is tried, if general rule does not start third level IPMI mechanism to both of the above;Three-level judges effectively prevent fissure feelings The generation of condition.
By embodiment above, the those skilled in the art can readily realize the present invention.But should Work as understanding, the present invention is not limited to above-mentioned embodiment.On the basis of disclosed embodiment, the technical field Technical staff can be combined different technical characteristics, so as to realize different technical schemes.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.

Claims (10)

1. one kind stores gateway intelligently anti-fissure system, it is characterised in that including application service layer, network link layer, storage tube Layer and storage device layer are managed, wherein,
Application-server layer is Client application system server, equipped with various application systems and database software;
Network link layer, is interconnected comprising IP network and FC fiber optic networks, and by IP interchangers and FC interchangers;
Storage management layer, including two storage gateways, as node, when there is a node failure, another node can be just Often work, by the storage of upper-layer client end data write-in lower floor;Arbitrator is configured between two storage gateways, when node breaks down When, the arbitrator arbitrates the state for judging each node, judges the node broken down;
Storage device layer, includes at least two storage arrays.
2. one kind according to claim 1 stores gateway intelligently anti-fissure system, it is characterised in that the arbitrator is one Individual lock service or a share dish, can be communicated between the arbitrator and node by ping orders.
3. one kind according to claim 1 or 2 stores gateway intelligently anti-fissure system, it is characterised in that the arbitrator When arbitrating decision node state, its IP network heartbeat between node is first determined whether, then the node occurs when careful stop jumping is stopped Failure;Do not stop, continue FC heartbeats judgement, i.e. optical fiber heartbeat and judge that then the node breaks down when careful stop jumping is stopped;Do not stop Only then continue IMPI to judge, be possible to receive the node of I/O Request as fault-free gateway and proceed read-write service.
4. a kind of intelligent anti-fissure system of storage gateway according to claim 3, it is characterised in that the network Heartbeat is The communication bag transmitted in the cluster between node by IP links, for monitoring clustered node, network and network interface working condition It is whether normal, the generation of isolated node is prevented to ensure the normal work of cluster.
5. one kind according to claim 3 stores gateway intelligently anti-fissure system, it is characterised in that the optical fiber heartbeat refers to The communication bag transmitted between clustered node by optical fiber link, for monitoring clustered node, network and network interface working condition It is whether normal, the generation of isolated node is prevented to ensure the normal work of cluster.
6. one kind stores gateway intelligently anti-fissure method, it is characterised in that applied to dual-active data center, the dual-active data center In be configured with two storage gateways, by two storage gateways be considered as two nodes, implementation step is, when two nodes divide During discrimination, a third party arbitrator is set, is arbitrated respectively by arbitrator by two nodes for difference occur, judges each node State, it is determined that whether each node breaks down.
7. one kind according to claim 6 stores gateway intelligently anti-fissure method, it is characterised in that the arbitrator is one Individual lock service or a share dish.
8. one kind according to claim 6 or 7 stores gateway intelligently anti-fissure method, it is characterised in that the arbitrator Arbitration includes three kinds of arbitration mechanisms, is specially:
Network Heartbeat judges that two nodes for difference occur are distinguished into ping leads to arbitrators, then shows that breakpoint just exists when obstructed Local terminal, general rule continues a kind of lower judgement;
Optical fiber heartbeat judges that two nodes for difference occur are distinguished into ping leads to arbitrators, then shows that breakpoint just exists when obstructed Local terminal, general rule continues a kind of lower judgement;
IMPI judges, sends write IO request by arbitrator, when the node of Standby states receives write IO request, then passes through Then oneself switched to Primary by IPMI by an other node forced shutdown, and the Primary nodes continue to provide read-write clothes Business.
9. one kind according to claim 8 stores gateway intelligently anti-fissure method, it is characterised in that the network Heartbeat is sentenced Heartbeat in disconnected is the communication bag transmitted in the cluster by IP links between node, for monitoring clustered node, network and network Whether interfaces state is normal, prevents from the generation of isolated node to ensure the normal work of cluster;It is internetwork when judging Communication first determines whether that the respective ping of node that difference occur in IP heartbeat passages, i.e., two once refers to IP, if ping is not Logical arbitrator then shows that breakpoint just goes out in local terminal, and the node for allowing energy ping to lead to arbitrator goes service.
10. one kind according to claim 8 stores gateway intelligently anti-fissure method, it is characterised in that the optical fiber heartbeat Refer to the communication bag transmitted between clustered node by optical fiber link, for monitoring clustered node, network and network interface work shape Whether state is normal, prevents from the generation of isolated node to ensure the normal work of cluster.
CN201710368277.3A 2017-05-23 2017-05-23 One kind stores gateway intelligently anti-fissure system and method Pending CN107147528A (en)

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CN107918570A (en) * 2017-10-20 2018-04-17 杭州沃趣科技股份有限公司 A kind of method that dual-active system shares arbitration disk
CN109120522A (en) * 2018-08-21 2019-01-01 郑州云海信息技术有限公司 A kind of multipath state monitoring method and device
CN109144415A (en) * 2018-08-01 2019-01-04 新华三云计算技术有限公司 Nodal test method and sharing and storing device
CN110442094A (en) * 2019-07-26 2019-11-12 新华三大数据技术有限公司 A kind of distributed system referee method and device
CN110661599A (en) * 2018-06-28 2020-01-07 中兴通讯股份有限公司 HA implementation method, device and storage medium between main node and standby node
CN110912780A (en) * 2019-12-13 2020-03-24 无锡华云数据技术服务有限公司 High-availability cluster detection method, system and controlled terminal
CN111404980A (en) * 2019-09-29 2020-07-10 杭州海康威视***技术有限公司 Data storage method and object storage system
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CN113377702A (en) * 2021-07-06 2021-09-10 安超云软件有限公司 Method and device for starting two-node cluster, electronic equipment and storage medium
CN115811461A (en) * 2023-02-08 2023-03-17 湖南国科亿存信息科技有限公司 SAN shared storage cluster split brain prevention processing method and device and electronic equipment
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CN107846306A (en) * 2017-09-30 2018-03-27 郑州云海信息技术有限公司 A kind of full redundancy framework storage system
CN107918570A (en) * 2017-10-20 2018-04-17 杭州沃趣科技股份有限公司 A kind of method that dual-active system shares arbitration disk
CN110661599A (en) * 2018-06-28 2020-01-07 中兴通讯股份有限公司 HA implementation method, device and storage medium between main node and standby node
CN109144415A (en) * 2018-08-01 2019-01-04 新华三云计算技术有限公司 Nodal test method and sharing and storing device
CN109144415B (en) * 2018-08-01 2022-05-06 新华三云计算技术有限公司 Node detection method and shared storage device
CN109120522A (en) * 2018-08-21 2019-01-01 郑州云海信息技术有限公司 A kind of multipath state monitoring method and device
CN109120522B (en) * 2018-08-21 2021-07-27 郑州云海信息技术有限公司 Multipath state monitoring method and device
CN110442094A (en) * 2019-07-26 2019-11-12 新华三大数据技术有限公司 A kind of distributed system referee method and device
CN111404980A (en) * 2019-09-29 2020-07-10 杭州海康威视***技术有限公司 Data storage method and object storage system
CN110912780A (en) * 2019-12-13 2020-03-24 无锡华云数据技术服务有限公司 High-availability cluster detection method, system and controlled terminal
CN111651291B (en) * 2020-04-23 2023-02-03 国网河南省电力公司电力科学研究院 Method, system and computer storage medium for preventing split brain of shared storage cluster
CN111651291A (en) * 2020-04-23 2020-09-11 国网河南省电力公司电力科学研究院 Shared storage cluster brain crack prevention method, system and computer storage medium
CN113377702A (en) * 2021-07-06 2021-09-10 安超云软件有限公司 Method and device for starting two-node cluster, electronic equipment and storage medium
CN113377702B (en) * 2021-07-06 2024-03-22 安超云软件有限公司 Method and device for starting two-node cluster, electronic equipment and storage medium
WO2023147737A1 (en) * 2022-02-07 2023-08-10 苏州浪潮智能科技有限公司 Processing method for preventing drbd split brain and related component
CN116743551A (en) * 2022-09-30 2023-09-12 腾讯云计算(北京)有限责任公司 Main-standby switching method and device of equipment gateway and computer readable storage medium
CN116743551B (en) * 2022-09-30 2024-07-23 腾讯云计算(北京)有限责任公司 Main-standby switching method and device of equipment gateway and computer readable storage medium
CN115811461A (en) * 2023-02-08 2023-03-17 湖南国科亿存信息科技有限公司 SAN shared storage cluster split brain prevention processing method and device and electronic equipment
CN115811461B (en) * 2023-02-08 2023-04-28 湖南国科亿存信息科技有限公司 SAN shared storage cluster brain crack prevention processing method and device and electronic equipment
CN116248484A (en) * 2023-03-09 2023-06-09 安超云软件有限公司 Management method and device of cloud primary integrated machine, electronic equipment and storage medium
CN116248484B (en) * 2023-03-09 2024-03-22 安超云软件有限公司 Management method and device of cloud primary integrated machine, electronic equipment and storage medium
CN117614805A (en) * 2023-11-21 2024-02-27 杭州沃趣科技股份有限公司 Data processing system for monitoring state of data center

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