154 results about "Heartbeat message" patented technology

A technique includes receiving, by a monitoring agent, heartbeat messages that are associated with a status of a process of a computer system. The technique includes determining, by the monitoring agent and based on the heartbeat messages, whether the process has an expected state. The determination includes authenticating a given heartbeat message based on a content of the given heartbeat message and an expected integrity measurement of the process. The technique includes initiating, by the monitoring agent, a responsive action to counter tampering with the process responsive to the determination of whether the process has an expected state.

The invention discloses a distributed network node heartbeat message transmission optimization method and device. The method comprises the following steps: acquiring network link data among distributed network nodes; extracting a plurality of influence factors influencing the link communication of the distributed network nodes from the network link data, inputting the plurality of influence factors into the trained gated recurrent neural network model, and predicting the link communication state of the distributed network nodes and the adjustment strategy of the heartbeat message sending frequency through the gated recurrent neural network model; and according to a prediction result of the gated recurrent neural network model, the sending frequency of node heartbeat messages is adjusted, and a message transmission link of the distributed network nodes is optimized by using an ant colony algorithm. According to the method, the heartbeat detection frequency can be dynamically optimized under the environment of weak communication and limited bandwidth, the heartbeat detection efficiency is remarkably improved, and the network load is reduced.

Various example embodiments of a processing unit fault detection capability are presented. The processing unit fault detection capability may be configured to support detection of faults in processor cores of a processing unit based on arrangement of the processor cores to form a data processing pipeline and monitoring of the processor cores of the data processing pipeline based on monitoring of the data processing pipeline (e.g., based on propagation of heartbeat messages via the data processing pipeline). The processing unit fault detection capability may be configured to support detection of faults in processor cores of various types of processing units, such as central processing units (CPUs), graphics processing units (GPUs), network processing units (NPUs), or the like.

The invention discloses a communication method and device and electronic equipment. The method comprises the following steps: determining a target service node in a plurality of service nodes in a signaling interworking gateway, the target service node being a spokesman role of the plurality of service nodes; sending a home terminal network function heartbeat message to a network storage function entity of the core network through the target service node; and under the condition that the registration configuration information of the signaling interworking gateway is changed, the network function updating message is sent to the network storage function entity through the target service node. According to the method and the device, the technical problem that when a plurality of service nodes of a signaling interworking gateway distributed cluster communicate with a core network, due to the lack of an effective coordination mechanism, redundant sending of messages occurs, and waste of network resources is caused is solved.

The invention relates to the technical field of HPLC carrier communication, in particular to an HPLC carrier intelligent management system and method based on wireless communication. The system comprises a collector used for receiving an instruction sent by a concentrator, forwarding the instruction, collecting electric meter data and forwarding the electric meter data to the concentrator; the concentrator is used for sending a meter reading request instruction, a heartbeat message detection instruction and the like to the intelligent electric meter, carrying out reliability maintenance on meter reading data, generating a message representing a fault, and sending the meter reading data and the message representing the fault to the transformer area management service center module in a wired or wireless communication mode; and the transformer area management service center module is in communication connection with the concentrator, is used for receiving information such as meter reading data, the ID and the position of an intelligent electric meter HPLC module, messages representing faults and the like, processing, storing and analyzing the received data, and respectively generating early warning information according to different fault information, and comprises a data processing unit, an early warning unit and an interaction unit.

The invention discloses a dynamic election method and system for an MODBUS redundant master station. The method comprises the steps that an initial master station broadcasts a specific heartbeat message to a bus regularly; all the candidate nodes continuously monitor the bus and judge whether the initial master station fails or not; if the initial master station breaks down, a master station election mechanism is triggered; calculating waiting delay time of each candidate node, and starting an ontology delay timer; when the delay timer of the candidate node expires, immediately carrying out carrier sensing, and judging whether a bus is idle or not; if the monitoring bus is idle, a master station declaration message is broadcasted immediately, and the self state is switched to a master station; and if the monitoring bus is busy, giving up the master station declaration and returning to the slave station state. Priority ranking logic is carried out preferentially through the minimum address, and it is ensured that a unique and optimal result can be rapidly output in each election process; and through carrier sensing, conflicts caused by the fact that a plurality of candidate nodes compete for the bus at the same time are effectively avoided, and the stability and reliability of the system are ensured.

Example embodiments of the present disclosure relate to a method, a device and a non-transitory computer-readable medium for distributed training. The method comprises obtaining, during a distributed training task performed across a plurality of computing nodes, at least one heartbeat message from the plurality of computing nodes, each computing node including multiple GPU workers; detecting, based on the at least one heartbeat message, an abnormal status of the distributed training task; commanding the plurality of computing nodes to run at least one self-check diagnostics test; identifying, based on results of the at least one self-check diagnostics test, at least one faulty node from the plurality of computing nodes; and replacing the at least one faulty node with an equivalent number of heathy computing nodes that have passed the at least one self-check diagnostics test.

The invention provides a system and a method for switching main and standby user plane network elements of a core network of a high-throughput satellite system. The system and the method are used for solving the problem of split brain between main and standby equipment and the problem that the context of a user plane and the control plane network elements are inconsistent after the standby equipment is converted into the main equipment. Comprising an MME (Mobility Management Entity), a Redis database, an XGW (Extensible Gateway) and a watchdog thereof, the MME carries main and standby state attributes through a heartbeat message to specify the main and standby states of XGW equipment, and the XGW receives the indication of the MME to set and switch the main and standby states. And the MME stores a user control plane and a user plane context in a redis library, after the XGW standby is switched to the master, the MME performs access information user plane context recovery on the XGW standby, the master XGW reconstructs the user plane context, and the user service is recovered to be normal. When the MME is started for the first time, all the XGWs are in a standby state, multiple threads initiate heartbeat to all the XGWs at the same time, the XGWs which receive heartbeat responses first by the MME conduct standby-to-main conversion, and the other states are standby.

The invention provides a PCIe NTB-based heartbeat communication method between a host and a standby, and a related device, and the method comprises the steps: building an NTB communication link between two hosts, so as to enable the two hosts to carry out heartbeat message transmission and user message transmission, and enabling one of the hosts to serve as a standby; in response to heartbeat message transmission or user message transmission, driving to newly build a sending task and putting the sending task into a sending work queue, and automatically scheduling the sending task by the kernel based on a preset scheduling strategy; different communication modes are selected for message sending, a message receiver selects a corresponding communication mode for message receiving, and the communication mode comprises DMA, a message window or a note; the user layer program is prompted to have a new user message based on the received message, and meanwhile, the user layer program acquires the heartbeat message at regular time. According to the method, heartbeat message transmission and user message transmission are carried out based on the NTB communication link, no extra data link path is occupied, and the method is suitable for the situation that two hosts are directly interconnected in a failover scene.

The invention provides a communication detection method of a battery management system and the battery management system, the battery management system comprises a general control device, a plurality of main control devices and a plurality of slave control devices, the general control device is connected with the plurality of main control devices through an AUTBUS bus network, and each main control device is connected with the plurality of slave control devices through the AUTBUS bus network; the method comprises the following steps: the master control equipment broadcasts a heartbeat message to each master control equipment connected with the master control equipment according to a set sending frequency, and confirms a communication state with each master control equipment according to a heartbeat response message received within a set time; the plurality of slave control devices respectively report the collected battery cell state messages to the connected master control device according to the set time intervals, and the master control device confirms the communication state with each slave control device according to the battery cell state messages received within the set time. Through the heartbeat transceiving mechanism, communication faults in the battery management system can be effectively reduced, and the communication reliability of the whole system is improved.

The invention is suitable for the technical field of industrial control equipment communication, and provides a point-to-point communication method and system based on domain name resolution. The passive communication unit or the active communication unit establishes communication connection with the identity verification unit and sends heartbeat messages to the heartbeat verification unit at regular time; the heartbeat verification unit generates a domain name corresponding to the passive communication unit according to the heartbeat message and a preset domain name generation rule, and adds a DNS analysis record of an A type or an AAAA type of the passive communication unit to a DNS service unit; if the heartbeat verification unit does not receive the heartbeat message within the set time, deleting the DNS analysis record of the A type or the AAAA type of the passive communication unit corresponding to the heartbeat message from the DNS service unit; therefore, the active communication unit accesses the passive communication unit through the domain name corresponding to the passive communication unit to establish point-to-point communication, and the IP address of the passive communication equipment does not need to be inquired before communication, so that the intelligent degree is improved, and the user experience is improved.

The invention discloses a water regimen data acquisition dual-machine redundancy method and system, and the system comprises a main machine and a standby machine which are directly connected through an independent heartbeat interface. The main machine periodically sends heartbeat messages and local network configuration information to the standby machine through a heartbeat interface; and the standby machine monitors heartbeat in real time, judges that the main machine is abnormal once not receiving the heartbeat within a preset time, automatically takes over the IP address of the main machine, actively sends an address resolution protocol message according to pre-stored network configuration information so as to quickly update a forwarding table of the network equipment, immediately switches the state of the standby machine to be the main state, and synchronizes the state to a database. According to the method, automatic sub-second fault switching is achieved, the risk of key data loss is greatly reduced, continuity and integrity of water regimen telemetering data are guaranteed, meanwhile, the operation load of a background database is remarkably reduced through a main and standby mode, and the reliability of water regimen telemetering is improved. The problems that the load of the database is too heavy and automatic seamless switching of network channel data acquisition cannot be realized are solved.

The invention discloses a BMS slave control ID modification method for a standard box PACK. A user initiates an ID modification request; the user permission and the ID legality are verified in sequence, and the main control board generates and issues an ID modification instruction after verification is passed; the slave control board verifies an ID modification instruction, returns an acknowledgement ACK, writes a new ID into a main storage area and a backup storage area of an EEPROM (Electrically Erasable Programmable Read-Only Memory) through atomic operation to realize dual-area redundant backup, and after the slave control board completes EEPROM writing, an address filtering register of a local CAN controller is directly updated without restarting to enable the new ID to take effect immediately, so that the reliability of the slave control board is improved. Meanwhile, a heartbeat message carrying the new ID and the module state information is sent to the main control board, so that the main control board synchronously updates the online equipment mapping table; if the slave control board fails to respond or the master control board does not receive the response after timeout, the master control board tries to issue the ID modification instruction again, the test is carried out for 3 times at most, and the interval between every two times is preset time; and if the retry still fails, triggering a system alarm and recording an error log.

The invention relates to the technical field of communication, and discloses a communication method and equipment for adjusting a message scanning window. According to the method, the starting time of a scanning window of each Bluetooth device in the Bluetooth mesh network is adjusted at the same moment. Therefore, the scanning windows of the nodes have coincident time periods, so that the probability that the Bluetooth devices are scanned at the same time is improved, meanwhile, the duration of each time of heartbeat message broadcasting of the Bluetooth devices is reduced, and the power consumption of the devices for broadcasting messages can be reduced while the probability that the heartbeat messages of the Bluetooth devices are scanned is reduced.

The invention discloses a wireless access point batch simulation test method, device and equipment and a storage medium, and relates to the technical field of wireless communication, and the method comprises the steps: generating a network identifier of a virtual wireless access point according to a preset strategy, the network identifier comprising a simulation IP address and a simulation MAC address; constructing an interaction message of the virtual wireless access point and the wireless access control equipment based on a control configuration protocol and the network identifier, wherein the interaction message comprises a join request message, a configuration state request message, a state change request message, a configuration report message and a heartbeat message; and performing a wireless access point simulation test according to the interaction message. According to the method, the wireless access point simulator is constructed for simulation, so that the material cost of testing is reduced, and the efficiency and the accuracy of batch wireless access point simulation testing are improved.

The invention relates to the technical field of vehicles, and discloses a vehicle key signal sending method and device, electronic equipment and a storage medium, the method is applied to a vehicle key, and the method comprises the following steps: sending a first broadcast signal in response to a first wake-up signal, so that a target vehicle returns an authentication signal in response to the first broadcast signal; wherein the first wake-up signal is a signal generated when the distance between the first wake-up signal and the target vehicle exceeds the Bluetooth connection distance; in response to the authentication signal, sending a second broadcast signal to the target vehicle so as to establish Bluetooth connection with the target vehicle, and enabling the target vehicle to return a heartbeat message; wherein the sending period of the first broadcast signal is greater than the sending period of the second broadcast signal, and the sending power of the first broadcast signal is smaller than the sending power of the second broadcast signal; in response to the heartbeat message, sending a Bluetooth response signal based on the initial sending frequency; wherein the initial sending frequency is a parameter related to the number of the received heartbeat messages. The electric energy loss of the vehicle key can be improved.

The present disclosure relates to a method and a system for reporting slice-specific load information The method includes receiving, by a receiver [302] via a network repository function (NRF) [310], a registration request from network function (NF) [312]. Further, the method includes updating, by a processing unit [304] via the NF, a profile with load attribute associated with a network slice identifier and a corresponding load value. Next, the method includes transmitting a heartbeat message to the NRF [310]. Further, the method includes storing, by a storage unit [306] via the NRF [310], the load attribute in database. Next, the method includes subscribing, by the processing unit [304], to the load attribute for the at least one network slice. Also, the method includes sending, by the transmitter [308] via the NRF [310], a notification to NDAE comprising load attribute upon detecting change in load value for network slice.

Example embodiments of the present disclosure relate to a method, a device and a non-transitory computer-readable medium for distributed training The method comprises obtaining, during a distributed training task performed across a plurality of computing nodes, at least one heartbeat message from the plurality of computing nodes, each computing node including multiple GPU workers; detecting, based on the at least one heartbeat message, an abnormal status of the distributed training task; commanding the plurality of computing nodes to run at least one self-check diagnostics test; identifying, based on results of the at least one self-check diagnostics test, at least one faulty node from the plurality of computing nodes; and replacing the at least one faulty node with an equivalent number of heathy computing nodes that have passed the at least one self-check diagnostics test.

The present invention discloses a method and device for optimizing the transmission of heartbeat messages of distributed network nodes, including: obtaining network link data between distributed network nodes; extracting multiple influencing factors affecting the link communication of distributed network nodes from the network link data, inputting the multiple influencing factors into a trained gated recurrent neural network model, predicting the link communication state of the distributed network node and the adjustment strategy of the heartbeat message sending frequency through the gated recurrent neural network model; adjusting the sending frequency of the node heartbeat message according to the prediction result of the gated recurrent neural network model, and optimizing the message transmission link of the distributed network node by using the ant colony algorithm. The present invention can ensure the dynamic optimization of the heartbeat detection frequency in an environment with weak communication and limited bandwidth, significantly improve the heartbeat detection efficiency and reduce the network load.

The invention discloses a distributed data processing method in a local area network based on a UDP (User Datagram Protocol), which comprises the following steps: a distributed monitoring node sends a broadcast to the local area network, and a computing node in the local area network reports own identity information to the distributed monitoring node after receiving the broadcast; after a user initiates a data processing task, the task is sent to a target computing node in a structured instruction form through a UDP, the structured instruction comprises a task ID input data path algorithm type parameter set and priority, and a distributed monitoring node dynamically allocates the task according to the comprehensive load score of each node; the computing node sends a heartbeat message to the distributed monitoring node according to a heartbeat cycle, wherein the heartbeat message comprises a node identifier, a current running state, a current task execution identifier and node resource occupation summary information; according to the method, lightweight and low-delay distributed task scheduling can be realized. And meanwhile, node fault detection and task automatic recovery are realized, manual intervention is avoided, and safe and reliable execution of the task is guaranteed.

The invention discloses a method and a system for upgrading a ZYNQ processor based on an SPI (Serial Peripheral Interface). The ZYNQ processor executes the following steps: sending a heartbeat message to an upper computer, and establishing serial port communication based on an SPI protocol with the upper computer; receiving an update preparation message sent by the upper computer, and then sending a preparation completion message to the upper computer; receiving an update data message sent by the upper computer, wherein the update data message comprises a data packet number, a data packet total number and a check code; analyzing the update data message to obtain and store a data segment of the upgrade program file, verifying the data segment, and sending a return message to the upper computer if the verification is passed; and based on the data segment of the stored upgrade program file, executing an upgrade update program, and sending an update message to the upper computer. According to the method, the problem of code upgrading of the ZYNQ processor is solved based on the SPI, and the correctness of data transmission is ensured through a specific data interaction mode.

A method for detecting a drive wheel device includes the following steps: Connect the master station to the slave station, and drive the master station to send a heartbeat message to the target slave station; Configure the data types obtained by each slave station according to the heartbeat data; Obtain the connection number of the slave stations according to the heartbeat data, and determine whether the connection number of the slave stations is greater than the number threshold. If it is greater than the number threshold, obtain the network parameters, determine the current network status according to the network parameters. If the current network status is good, extract the data of the slave stations in real time and send it to the master station through the transmission method of TPDO message or TCP; If the network status is not good, select the transmission methods of different data types according to the network parameters, and send the data of the slave stations to the master station. When it is detected that the network status is not good, the transmission methods of different data types will be adjusted according to the network parameters to ensure that the data will not be lost and is transmitted to the master station stably and completely.

A method, system, and device for heartbeat transmission in a trusted thermal power DCS controller are disclosed. The method includes: a trusted agent periodically sending heartbeat messages to the DCS controller to indicate that the trusted agent is in a normal working state; the trusted agent acquiring the trusted service status and attaching the acquired trusted service status to the heartbeat message; the DCS controller returning a heartbeat message confirmation to the trusted agent; and the DCS controller sending the heartbeat message with the attached trusted service status to a trusted management center, which then centrally manages the DCS controller. If the trusted management center does not receive the heartbeat message with the attached trusted service status within a preset time, it determines that the trusted service of the DCS controller has malfunctioned or is abnormal and takes corresponding action. This invention can detect the connection status between the trusted agent and the DCS controller in real time and promptly identify potential trust issues.

A global license server transmits temporary licenses to a scheduling component for controlling access to managed software by a host such as a cluster, one or more servers, or a cloud computing platform. The scheduling component, when functioning normally, periodically transmits heartbeat messages to the global license server. If the global license server fails to receive heartbeat messages, the global license server instructs the scheduling component to expire the current temporary license for the host. The global license server may also blacklist the host such that the global license server will not transmit additional temporary licenses for the host.

A method for defending against a large-scale NF deregistration attack can be performed at an NRF or SCR. The method includes receiving an NFDeregister request to deregister an NF. The method also includes classifying the NFDeregister request as suspicious based on the application of a suspicious NFDeregister request classification rule. The method also includes queuing the NFDeregister request in response to classifying the NFDeregister request as suspicious. The method also includes receiving an NF heartbeat message about the NF. The method also includes determining that the NF heartbeat message is received within an NF heartbeat time interval for the NF. The method also includes blocking processing of the NFDeregister request and blacklisting the sender of the NFDeregister request in response to determining that the NF heartbeat message is received within the NF heartbeat time interval for the NF.

The invention discloses a communication method, system and related device, the method is applied to a first electronic device, and the method comprises the following steps: the first electronic device establishes a first connection with a server; sending a first type of heartbeat message to the server based on a first period through the first connection; the first electronic device establishes a second connection with the server, wherein the second connection is used for transmitting a heartbeat message of a second type; determining a second period based on the second connection; sending a first type of heartbeat message to the server based on a second period through the first connection; and disconnecting the second connection. Therefore, the service data can be transmitted through the first connection, the second period is determined through the second connection, interruption of the service data in the detection process is avoided, the first connection can be maintained based on the determined second period, and power consumption is reduced.

The invention provides a fault determination method and device, electronic equipment and a storage medium, relates to the technical field of communication, and solves the technical problem of network fault misjudgment or missed judgment caused by non-uniform network fault judgment modes in related technologies. The method comprises the following steps: acquiring an identification feature of at least one heartbeat message transmitted by a target device, wherein the identification feature is a content added by the target device in the heartbeat message; determining the transmission state of the heartbeat message based on the identification feature of the heartbeat message; and based on the transmission state of the heartbeat message, determining whether a target network has a fault, the target network being a network to which the target device belongs.

The invention provides a state monitoring method and device and a storage medium, and relates to the technical field of communication, the method is applied to a first center universal terminal, and comprises the following steps: sending a heartbeat message to at least one universal terminal, the at least one universal terminal being a universal terminal establishing a connection with the first center universal terminal; determining whether heartbeat response messages sent by the at least one ubiquitous terminal are received or not; based on whether heartbeat response messages sent by the at least one ubiquitous terminal are received, the state of the at least one ubiquitous terminal is determined, and the state is an online state or an offline state; and for each generic terminal in the at least one generic terminal, state information of other generic terminals except the generic terminal in the at least one generic terminal is sent to the generic terminal, and the state information of other generic terminals is used for indicating states of other generic terminals. According to the scheme provided by the embodiment of the invention, the network bandwidth pressure is reduced, the network performance is improved, and the power consumption of each generic terminal is reduced.

Systems, devices, and methods for tracking reward associated with content consumption are provided. An example method includes receiving streaming content of at least one content item from a content provider, outputting, via an application being executed on the streaming device, streaming content to a display for playback of the output content, periodically generating a plurality of heartbeat messages during execution of the application. Each heartbeat message is timestamped and includes a header containing information about the at least one content item, and one or more entries indicating a current playback state regarding the output of the streaming content when the heartbeat message is generated. The method further includes transmitting the plurality of heartbeat messages to a user engagement tracking device connected to the user device and receiving a notification indicating a total duration of content output to the display during execution of the application.

The application provides a fault determination method and device, electronic equipment and storage medium, relates to the technical field of communication, and solves the technical problem that the determination mode of network fault is not unified in the related art, causing false judgment or missed judgment of network fault. The method comprises the following steps: obtaining an identification feature of at least one heartbeat message transmitted by a target device, the identification feature being content added by the target device in the heartbeat message; determining the transmission state of the heartbeat message based on the identification feature of the heartbeat message; and determining whether a target network exists a fault based on the transmission state of the heartbeat message, the target network being a network to which the target device belongs.