30results about How to "Improve high availability" patented technology

The invention discloses an adaptive position fingerprint positioning method based on multi-dimensional feature fusion, and the fingerprint positioning efficiency is improved through positioning based on content; the position fingerprint positioning realization process is improved, concepts of off-line stage signal strength data preprocess and finger print data cluster partition are provided, the fingerprint matching range is reduced, the positioning efficiency is improved, the multi-dimensional fingerprint construction is also provided, magnetic field intensity, acceleration and the like are added with RSSI in the prior art and coordinate information of a reference point to assist in positioning, and the positioning precision is improved. Multi-parameter matching can be performed in an online matching stage through constructing fingerprint with multi-dimensional feature, so that the positioning precision is improved; the RSS data is processed through combining Kalman filtering and performing smoothing filtering recurrence, so that the fingerprint data availability is improved; the efficiency of fingerprint matching is improved through providing a concept of fingerprint data cluster partition, online matching stage is fully prepared, and the method has the value of popularization and application.

The invention discloses a redundancy storage method for encoding files through a Vandermonde matrix. At the time of storage, multiple data blocks obtained through segmentation after encoding are dispersed to multiple storage service nodes, a chord ring is used for quickly finding and locating the data blocks of the files, and the data blocks are decoded and combined to be read finally. By means of the scheme, autonomous management of the storage nodes and cooperation can be realized to a certain degree, as a result, high availability, high flexibility, a high storage utilization rate and other properties can be provided for a cloud storage system, the utilization rate of cloud storage resources can be increased, rental cost is lowered for a user, and the expansibility of an application is improved. The scheme can be applied to the field of cloud computing and cloud storage.

The invention discloses a system and a method for collecting container service monitoring data, belongs to the technical field of container services, the technical problem to be solved by the invention is how to enable operation and maintenance personnel to check the state of the container service and the resource use condition in time, to give alarm according to an abnormal condition, so that timely response of operation and maintenance personnel is ensured. According to the technical scheme, the system comprises a container service agent, a monitoring alarm platform, a container service cluster management platform and a monitoring server, the container service agent is used for being connected with a monitoring alarm platform and obtaining monitoring data, pushing, caching, packaging and cleaning of the monitoring data are achieved at the same time, the cluster state can be obtained, and a timing task is provided. The monitoring alarm platform is used for collecting monitoring data of the cluster and configuring alarm rules based on the monitoring data of the container service, and a user can check the monitoring data and the alarm information of the container service through the monitoring alarm platform. The invention further discloses a method for collecting the container service monitoring data.

The invention discloses business data statistical method, device and system, a storage medium and electronic equipment. The method includes: receiving real-time business data information; performing statistics on the real-time business data information according to statistical requirements to generate real-time display data information and detailed display data information; storing the real-time display data information into a first database, and storing the detailed display data information into a second database. The method has the advantages that the real-time display data information and the detailed display data information are generated through the statistics of the real-time business data information and respectively stored into the first database and the second database, the real-time business data statistics of different requirements can be achieved, database load can be reduced, server availability is can be increased, and processing capacity can be increased.

The present invention discloses an apparatus for realizing high availability of heartbeat. The apparatus comprises a heartbeat component and a watchdog module, wherein the heartbeat component is used for performing a write operation on the watchdog module at a predetermined time interval; the watchdog module is used for triggering an operation of re-booting a system when the write operation is not performed within a preset period; and the predetermined time interval is shorter than or equal to the preset period. According to the apparatus for realizing high availability of heartbeat, provided by the present invention, when heartbeat abnormally terminates or the system fails, the watchdog module can automatically re-boot the system, release cluster resources and avoid the occurrence of data conflict, thereby improving the high-availability of heartbeat.

The invention discloses a method and device for collecting data of an automated guided vehicle, and relates to the technical field of computers. One specific embodiment of the method comprises the steps of receiving data sent by an automated guided vehicle in batches based on a user datagram protocol; performing duplicate removal processing on the data according to the duplicate prevention code ofthe data; and sending the deduplicated data to a distributed message queue. According to the method, the automatic guided vehicle data can be transmitted in batches, so that the network load is reduced. And moreover, the high availability of the data is improved through a deduplication mechanism. The distributed message queue has very high throughput, and message data can be directly sent back tothe IDC without falling to the ground in a streaming transmission environment, so that processor resources are saved. Moreover, the data can be collected to the IDC in real time in a data flow mode and managed by the distributed message queue cluster, so that the real-time performance of the data is greatly improved.

The invention provides a virtual IP balanced distribution method and system, a terminal and a storage medium. The method comprises the steps of: obtaining virtual IP holding information of available nodes of a cluster; according to the holding information, screening out available nodes with the least holding service IPs to serve as target nodes; and distributing the virtual IP of a fault node to the target nodes. The virtual IP balanced distribution algorithm under a service IP non-drifting condition is provided. According to the virtual IP redistribution algorithm, the IP redistribution algorithm of a specific scene is developed for specific requirements of customers, the defect that few IP redistribution trial scenes exist in an AS13000 product at present is overcome, and the high availability of an AS13000 system is improved.

The invention relates to the technical field of computer application, and discloses a dual-computer hot standby control method and system supporting PPT demonstration, and the system comprises a screen connection processor, two PPT playing workstations, a control host, a page turning pen, and a plurality of splicing screens. The two PPT playing workstations comprise a main PPT playing workstationand a standby PPT playing workstation; the two PPT playing workstations are respectively connected with the screen connection processor; the screen connection processor is connected with the pluralityof spliced screens; and the screen connection processor is used for splicing the plurality of spliced screens into a large screen and managing video signal switching. According to the invention, theplaying states of the two PPT workstations are synchronized in real time, the host is controlled to monitor the playing state of the main PPT playing workstation in real time, the abnormal playing condition is accurately judged, manual monitoring and processing are not needed, and the response is quick. According to the invention, adverse effects caused by equipment faults during reporting demonstration are avoided, and the overall high availability of the system is improved.

The invention provides a fault processing method and device, a server and a storage medium. The method is applied to the server, and comprises the steps: detecting whether a master database has a fault or not; if yes, determining a new master database from at least one slave database, and performing fault switching on the master database; obtaining a routing configuration file; calling a routing configuration tool through first middleware to modify routing information in the routing configuration file to obtain an updated routing configuration file; and if the second middleware detects that the routing information in the routing configuration file is changed, reloading the updated routing configuration file, and reestablishing data connection between the second middleware and the new master database. According to the method, routing information of the read-write separation middleware is automatically modified through the self-developed routing configuration tool, so that the high availability of the database is improved, the manual intervention is reduced, the labor cost is saved, and the quick self-healing of the service flow is realized.

The invention provides a business processing method and device, electronic equipment and a storage medium. The method comprises the following steps: acquiring a target business request; determining an idempotent function corresponding to the target service request, and judging whether a lock corresponding to the target service request is obtained or not according to the idempotent function; if yes, service logic corresponding to the target service request is executed; and if not, returning abnormal information. According to the method, a large number of malicious useless repeated requests can be prevented, and repeated submission of repeated form data caused by network jitter can be prevented, so that high availability, high expansibility, safety and the like of the system are efficiently improved, clustering deployment of the service system is safer, more concise and more stable, and the method and the device are based on configuration. And the service is quickly accessed to a service system without invasion.

The invention provides a node management method and device. The method comprises the following steps of obtaining a node in a response-stopping state; deleting a target file access path used for storing the node, and conducting resource clearing; if the node is in an active state, obtaining the target file access path again. According to the technical scheme, when the node is in the response-stopping state, instead of restarting the node, the target file access path used for storing the node is detected, resource clearing is conducted, and when the node is in the active state, the target fileaccess path is obtained again, so that the influences on other nodes are reduced, the high availability of a cluster file system is improved, the reliability of a virtualization platform is improved,and therefore the virtualization platform can have better stability in a bad network environment.

The embodiment of the invention discloses a monitoring method and system, and the method comprises the steps: receiving the information, transmitted by a monitor, of a monitored service; synchronously updating the information of the monitored service to a main monitoring service; receiving a monitoring strategy issued by the main monitoring service, the monitoring strategy being generated by the main monitoring service according to the information of the monitored service; and sending the monitoring strategy to the monitor, the monitoring strategy being used for indicating the monitor to execute the monitoring command corresponding to the monitoring strategy, and the problem that the monitoring service cannot continue to perform normal monitoring after the main monitoring service is down is solved.

The invention discloses a method and a system for realizing a NiFi high-availability cluster mode, belongs to the technical field of clusters, and aims to solve the technical problem of how to improve the automation degree of NiFi cluster exception recovery so as to improve the high availability of NiFi. According to the technical scheme, a Master node and a Worker node are added in an original NiFi cluster mode to construct an optimized NiFi cluster mode, and a cluster state is stored in an external Redis cluster, so that each node of task state data can be accessed according to a task identifier; therefore, it is ensured that persistent state data can be normally acquired by an exception recovery task; wherein the Master node is used for configuring backup and recovery of data, load balancing of tasks and rapid recovery of failure nodes and tasks running on the failure nodes; and the Worker node is used for task operation. The system comprises a cluster optimization module, a configuration module, an equalization module and a recovery module.

The embodiment of the invention belongs to the technical field of information security, and relates to an application deployment method and device, a computer device and a storage medium. The application deployment method comprises the following steps of obtaining a current application deployment mode, and carrying out the quantification processing on the current application deployment mode to obtain a current deployment array; obtaining the number M of the nodes of a preset application deployment and the number N of clusters expected to be distributed by the M nodes; obtaining a plurality ofdeployment modes of the M nodes, performing the quantification processing on the plurality of deployment modes of the M nodes to obtain a plurality of deployment arrays, and sorting the plurality of deployment arrays of the M nodes; obtaining a standard deployment array from the plurality of deployment array queues according to the cluster number N; comparing the current deployment array with a standard deployment array, and judging whether the sorting relationship between the current deployment array and the standard deployment array meets a preset condition or not; and if yes, sending the alarm information, and adjusting the current deployment mode. According to the invention, the high availability of the application deployment can be improved.

The embodiment of the invention provides a multimedia task processing method and device. The method comprises the following steps: when it is detected that a database of a proxy entrance point is faulty, judging the fault type of the fault, and looking up whether the fault type is present in a local cache of the proxy entrance point; if the fault type is not present, sending a broadcast query request to all production lines; determining a faulty production line and a normal production line according to a received multimedia task feedback result, and determining a mapping relation of sub-tasks and the production lines; broadcasting the processing information of a faulty sub-task to other proxy nodes according to a sub-mapping relation, thus allowing the other proxy nodes to copy the processing information of the faulty sub-task; and notifying the production lines under the other proxy nodes to product the faulty sub-task. By adopting the embodiment, when the database of the proxy entrance point is faulty, the stable operation of the multimedia task can be guaranteed, and the high availability of proxy is improved.

The embodiment of the invention discloses a data query method and a database agent, and the method comprises the steps that the database agent obtains the response data from a receiving buffering region for local storage when a distributed database returns the response data; and when the size of the response data obtained from each data node in the distributed database reaches a preset value, thedatabase agent sorts the locally stored response data and sends the sorted response data to the client. In this way, the use of the memory read by the PROXY end is controlled through the preset value,so that the high availability of the system is improved.

The invention discloses an application system management method and system based on a micro-service component, and relates to the technical field of micro-service component management. Acquiring a fusing degradation rule and a flow control rule through the micro-service gateway, judging whether the called micro-service components exceed an abnormal quantity threshold value or not by utilizing the fusing degradation rule, if so, judging whether the called micro-service components are not less than the abnormal quantity threshold value or not when the called micro-service components are called next time, and if not, fusing degradation processing is carried out on the called abnormal micro-service component, and judging whether flow control of an application system of the called micro-service component exceeds a threshold value or not according to a flow control rule, if yes, judging whether flow control of the application system is not smaller than a threshold value or not when the called micro-service component in the application system is called next time, and if not, conducting blocking processing on the called micro-service component.

The invention discloses an method, a device and a system for degrading token generation service, and belongs to the technical field of computers. The method comprises the following steps: detecting whether a token generation service of a token server side is normal or not; when the token generation service of the token server side is abnormal, starting a local token generation service; in the operation process of the local token generation service, generating ciphertext data and a first token value corresponding to plaintext data whenever the plaintext data to be stored is obtained; and when the token generation service of the token server returns to normal, sending the stored ciphertext data and the first token value to the token server, and closing the local token generation service. By adopting the method, the device and the system, the high availability of the token service is effectively improved.

The invention provides a disaster recovery method and system based on multipath and remote replication technology, and the method comprises the following steps: carrying out the synchronous remote replication of the volume configuration of each storage device, and marking the global identifiers ID of the volumes with the remote replication relation as the same disk device; respectively mounting the volume of each storage device to a host machine; performing disk scanning by the host machine to obtain a plurality of paths of volumes corresponding to two different global identifiers (ID); aggregating the obtained multiple paths of the two volumes into a virtual volume, dividing the paths into two groups according to two global identifiers (ID), and setting the two groups of paths to be in a main/standby mode; monitoring the state of the main path group, and when the main path group breaks down, automatically switching the path to the standby path group. The high availability of storage can be greatly improved, the complexity of fault switching and back switching is reduced, and the service unavailable time of services is greatly shortened.

The embodiment of the invention provides a cloud storage method, system and device and a storage medium. In the embodiment of the invention, edge storage can be realized based on a plurality of edge nodes in a cloud network, namely, user data generated by a terminal user can be stored in the edge nodes, so that the terminal user can access the data in a closer distance; besides, a plurality of edge nodes can be opened, and data synchronization is performed on the user data among the edge nodes, so that multi-copy storage of the user data can be realized based on the plurality of edge nodes. Therefore, in the embodiment of the invention, multi-copy storage of the user data can be realized through cross-node data synchronization, so that the user data on the previous node can still be used after the terminal user is scheduled to other nodes, the response time of data access can be shortened, and the high availability of the user data is effectively improved.