234 results about "Recovery procedure" patented technology

Embodiments include methods method for a user equipment (UE) configured to communicate with a radio access network (RAN) via a master cell group (MCG) provided by a first RAN node and a secondary cell group (SCG) provided by a second RAN node. Such methods include, based on detecting a failure condition in the MCG and determining that the SCG is neither deactivated nor suspended, transmitting an MCG failure report to the second RAN node via the SCG and initiating a timer associated with a fast MCG recovery procedure. Such methods include storing information associated with the fast MCG recovery procedure and subsequently transmitting, to a third RAN node, a message including the information associated with the fast MCG recovery procedure. Other embodiments include complementary methods for the first RAN node and the third RAN node, as well as UEs and RAN nodes configured to perform such methods.

The invention discloses a cloud-edge collaborative intelligent control edge computing terminal, and particularly relates to the technical field of edge computing, the terminal comprises an acquisition management module, a topology analysis module, a rule management module and a disconnection recovery module; the acquisition management module establishes a unified time base, performs event packaging on acquired data and control actions, and implements local sequential caching and uploading scheduling in a disconnection scene; the topology analysis module extracts consistency features and identifies topology change doubtful points; the rule management module realizes topology version configuration, versioning management of a linkage rule set and hardware resource mapping verification; and the disconnection recovery module completes disconnection detection, cache playback and progressive control recovery in the link interruption and recovery process. Therefore, under the condition that the network is unstable, the control state is kept consistent with the event time axis, synchronous reconciliation with the cloud management platform is carried out after the link is recovered, and the method is suitable for collection, in-situ linkage control and cooperative operation and maintenance of distributed sites such as water service pipe networks and agricultural trunk canals.

Various aspects of the present disclosure relate to a device and method for a network-controlled repeater (NCR) device to detect, indicate, and recover from a backhaul failure. The method includes communicating, by the NCR device with: (i) base station(s) via a control link or a backhaul link and (ii) a user equipment (UE) via an access link. A beam association is determined of the control link and the backhaul link. The method includes determining that the control link is communicated on a first beam and the backhaul link is communicated on a second beam of the base station(s). In response, the method includes monitoring a reference signal received on the backhaul link for an indication of failure of the backhaul link. The method includes transmitting a request for backhaul beam recovery on the control link in response to detecting the indication of failure of the backhaul link.

Methods and apparatuses of dual connectivity conditional handover recovery are presented. A user equipment supporting dual connectivity and configured for conditional handover, CHO, is presented that is configured to establish a connection towards a primary cell of the source master node and a primary secondary cell of the source secondary node. The user equipment is further configured to receive a plurality of CHO, to receive assistance information for CHO recovery and to determine a primary cell of a target master node and an associated CHO configuration from the plurality of CHO configurations based on the assistance information for CHO recovery. Finally, the user equipment is configured to perform CHO recovery towards the primary cell of the target master node based on the determined associated CHO configuration. Methods, network nodes and functional units of the network nodes involved in the presented dual connectivity conditional handover recovery processes are presented, too.

The invention discloses a hybrid cascade system commutation failure suppression method caused by sending end faults, and belongs to the technical field of high-voltage direct-current power transmission systems. The invention aims to provide the method for suppressing the commutation failure of the hybrid cascade system caused by the sending-end fault, which comprises the following steps of: monitoring the deviation between a direct current instruction value and an actual value in a system fault recovery period in real time, and dynamically adjusting a rectifier-side trigger angle instruction according to the deviation so as to control the direct current recovery rate and amplitude. According to the method, the dynamic recovery characteristic of the sending-end bus voltage and the constant direct-current voltage control effect of the inversion-side MMC are combined, and key influence factors of commutation failure are systematically analyzed; a commutation failure suppression strategy based on a rectification side additional trigger angle is provided. According to the method, the influence of the phase dynamic change of the alternating current bus voltage at the rectification side and the constant direct current voltage effect of the MMC at the inversion side on the commutation failure in the fault recovery process is fully considered, and reference is provided for safe and stable operation of the hybrid cascaded high-voltage direct current power transmission system.

A Redundant Array of Independent Disks (RAID) scheme can be used to allow recovery from a memory failure. RAID 6 can be used to recover data from up to two catastrophic failures. Typically, a hardware encoder is used to generate parities of the RAID 6 protection scheme, and a separate hardware decoder is used in the data recovery process. In an example data storage device described herein, some of the components of the hardware encoder are used to perform the data recovery process, thereby eliminating the need for a separate, additional hardware component.

The invention relates to the technical field of cloud storage data, in particular to a dynamic hierarchical self-healing method and system for cloud storage data, and the system comprises a data collection and access module, a data preprocessing and feature engineering module, an intelligent prediction and decision module, a dynamic hierarchical storage execution module, and a fault self-healing and load balancing module. According to the method, the health state of the storage system is continuously monitored through the Kafka real-time data stream, the data access trend is predicted in combination with the LSTM model, and potential faults are warned in advance; the node state is judged through indexes such as TCP timeout and heartbeat loss rate, redistribution or storage hierarchy adjustment of affected data is triggered, fault non-inductive repair is achieved through a self-healing mechanism, and service continuity is guaranteed; through deep linkage of hierarchical storage and a fault recovery mechanism, the storage hierarchy of the data is actively adjusted according to the change of the data integrity in the recovery process, it is ensured that the optimal storage scheduling can be obtained while the data is recovered, and the self-healing capacity of the system is improved.

The invention relates to the technical field of chip interconnection, in particular to a virtual fault domain isolation and recovery method suitable for a Lingqu interconnection system, which comprises the following steps: when a fault event occurs, a state machine is switched to a QUIESCE mode, and a transaction shadow table is maintained; carrying out classification processing on the uncompleted transactions in the transaction shadow table, and monitoring the state of the access object; and after reconnection, task replay is carried out according to the transaction shadow table, and the state machine is switched back to the ACTIVE state. In order to solve the problem that in the prior art, a third-party node with a fault in a Lingqu interconnection system is prone to causing chain reaction, an isolation mechanism is added to an IO interconnection chip used for being connected to a third-party chip, a state machine of a fault domain is switched to a QUIESCE mode, a transaction shadow table of an uncompleted transaction is established, and the transaction shadow table of the uncompleted transaction is obtained. According to the method and the system, the IO interconnection chip performs proxy processing on part of transactions after the access object is recovered, so that faults of other equipment in the interconnection system are prevented from being caused in a fault reconnection stage, and replaying is performed after the access object is recovered, thereby realizing risk isolation and recovery processes.

A method can include transmitting, by a wireless device, capability information that includes a first parameter indicating that the wireless device supports a layer 1 and / or layer 2 triggered mobility (LTM) procedure. The capability information can also include a second parameter indicating that the wireless device supports a recovery procedure for the LTM procedure. The method can also include receiving a medium access control (MAC) control element (MAC CE) triggering, a first LTM cell switch to a first candidate cell, for a first LTM procedure. The method can further include performing, for a first recovery procedure of the first LTM procedure, a second LTM cell switch to a second candidate cell, in response to: a failure of the first LTM procedure; and a selection of the second candidate cell.

The invention relates to the technical field of database management, in particular to an automatic database backup and recovery method and system based on artificial intelligence, and the method comprises the steps: collecting the operation data of a database in real time, and constructing a dynamic data feature model; dynamically generating a backup strategy through a backup strategy generation module based on the data feature model; executing backup operation according to the backup strategy, creating and updating a metadata index used for rapid recovery in the backup process, monitoring the backup state in real time, and automatically triggering a grading retry mechanism when backup abnormity is detected; automatically executing a recovery test, verifying the integrity and recoverability of the backup data, and if verification fails, triggering an alarm and performing backup again; and when a data recovery request is received, quickly positioning and recovering target data based on the metadata index and the transaction log, and monitoring a recovery state in real time in a recovery process. The rigidity of a traditional fixed strategy is overcome, and the backup efficiency is improved.

Systems, computer program products, and methods are described herein for electronic interaction recovery via multimodal machine learning models. The present disclosure is configured to receive an attempted electronic interaction from a set of communication channels; analyze the attempted electronic interaction from the set of communication channels associated with the attempted electronic interaction via a multimodal machine learning model (MLM) to detect a set of potential defects within the attempted electronic interaction, where the set of potential defects comprises indicators associated with encountered errors within the attempted electronic interaction; and trigger a recovery process of the attempted electronic interaction via the multimodal MLM.

The invention relates to a DPU-based data acceleration device automatic migration system and method, and the system is characterized in that the system comprises a cloud native network data control plane assembly, a host side control plane assembly, an SOC side control plane assembly, an SOC side forwarding rule management assembly, and a data acceleration device; the data acceleration device runs on the host side of a cloud native cluster working node server before the working mode of the DPU is switched, and after the mode is switched, the data acceleration device is a component which is created by a control plane component on the SOC side and runs on the SOC of the DPU and is a specific component responsible for cloud native network data forwarding, software forwarding is achieved, and a flow table is issued to a hardware acceleration engine of the DPU. And the object which is automatically migrated from the host side to the SOC side and recovers the data forwarding capability is realized. The data acceleration device is automatically migrated, and the problem that human intervention must be performed in the recovery process after the working mode is switched is avoided.

Systems and methods are directed to seamless failback after an unplanned failover. The method involves executing a truncate-and-restore command on a primary topic of a primary cluster, performing checks on a secondary topic to ensure it is a mirror topic in a stopped state with valid identifiers and offsets, and transitioning the primary topic to immutable state. The method further includes comparing sequence numbers to ensure safe truncation, truncating partitions to match the secondary topic's log end offsets, and clamping consumer group offsets. The primary topic is then converted to a mirror state, enabling active mirroring. A reverse command is then executed to complete the failback process, restoring the primary topic to a writable state.

Embodiments of the present application provide a register state monitoring system, method and product. The system comprises: a static monitoring module configured to, according to register information of any first register in a static monitoring linked list, send an error reporting message corresponding to the first register to an error recovery module when a state error of the first register is monitored; a dynamic monitoring module configured to, according to register information of any second register in a dynamic monitoring linked list, send an error reporting message corresponding to the second register to the error recovery module when a state error of the second register is monitored; and the error recovery module configured to, in response to the error reporting message corresponding to the first register, recover a state value of the first register, or in response to the error reporting message corresponding to the second register, recover a state value of the second register. Embodiments of the present application aim to improve the efficiency of the error recovery process.

The invention relates to the technical field of distributed storage, and discloses an error correction storage method and system based on polynomial interpolation mixed verification. According to the method, on the basis of performing block storage on original data, a unified polynomial representation relationship is constructed based on a quantitative relationship between data blocks and a generation relationship of verification data, and a state quantity used for representing the data recovery supporting capacity is formed through calculation according to the unified polynomial representation relationship. And judging the value interval of the state quantity, distinguishing different data failure processing modes, and selecting a corresponding data recovery strategy in the corresponding mode to execute recovery operation. According to the method, the recovery process after data failure has a clear processing basis and a stable execution path, and the uncertainty of data recovery to the system resource occupation state can be reduced in a distributed storage environment in which the node scale, the fault mode and the operation load change continuously, so that the long-term stable operation of the system can be maintained.

The application discloses a kind of energy router cascade failure defense and recovery method, comprising: obtaining the operating state data of multiple ports of energy router, wherein current control mode of each port is contained;Based on operating state data, by constructing a dynamic coupling matrix dependent on real-time control mode, to assess the cascade failure risk of system level, obtain system cascade failure risk index;In response to risk index over-limit or actual failure occurs, by solving an optimization problem with control mode as the core decision variable, generate and execute control instructions for suppressing cascade failure propagation;In response to fault clearance, execute risk-aware ordered recovery process, and perform closed-loop safety review after each step of the recovery sequence to ensure the stability of the recovery process.The application can improve the accuracy of cascade failure risk prediction, the effectiveness of active failure defense and the safety of system failure recovery.

The invention provides a home group PG recovery method and storage device.The method comprises the steps that when a target PG is recovered, the first utilization rate of a target object storage device OSD scheduled by the target PG is obtained; the first utilization rate is compared with a first threshold value, and the recovery data flow direction of the target OSD is obtained; and determining whether to perform recovery operation on the target OSD or not according to the comparison result and the recovery data flow direction. Through the method, the problems of expansion process interruption failure and service interruption caused by the fact that the OSD is fully written in advance in the recovery process can be effectively prevented.

Embodiments described herein relate to methods and apparatuses for performing a re-establishment procedure. A method in a user equipment comprises: receiving a re-establishment message; upon reception of the re-establishment message, monitoring for an indication of an integrity check failure received from lower layers, wherein the indication relates to a first message or a second message received by the UE after transmitting a re-establishment request; responsive to the indication of the integrity check failure, performing actions upon going into an RRC_IDLE mode of operation; indicating a connection failure to upper layers; and based on the indication, upper layers triggering a recovery procedure.

Provided herein are systems and methods for configuring data recovery. A method includes decoding, by at least one hardware processor, a request to recover historical table data. The request is received from an account of a data provider. The historical table data includes a plurality of partition files. Each of the plurality of partition files includes a deleted file designation. Based on the request, a recovery process of the plurality of partition files is performed to obtain recovered partition files. A schema associated with the historical table data is retrieved. Metadata corresponding to the retrieved schema is generated. The metadata is associated with the recovered partition files to recover the historical table data.

An apparatus for use by a communication element or function configured to perform multi-connection communication in a communication network, wherein at least two communication links are used to form communication paths by at least two different cells formed by at least one network element or function, the apparatus comprising: at least one processing circuit, and at least one memory for storing instructions to be executed by the processing circuit, wherein the at least one memory and the instructions are configured, together with the at least one processing circuit, to cause the apparatus to at least: determine to execute a link failure recovery process for a first communication link to a first cell; detect that conditions are met for executing a conditional cell change process for a second communication link to a second cell, the conditional cell change process being executed during the link failure recovery process for the first communication link; execute processing for controlling the timing of at least one of the link failure recovery process for the first communication link and the conditional cell change process for the second communication link; and execute at least one of the link failure recovery process and the conditional cell change process based on the result of the processing for controlling the timing.

Presented are systems, methods, apparatuses, or computer-readable media for determining time durations for applying new beams. A wireless communication device may determine a new beam for link recovery. The wireless communication device may determine a time duration for which the new beam is applicable for performing a communication.

This terminal comprises: a reception unit that receives a low-power wake-up signal; and a control unit that executes a recovery procedure including at least one of a radio link failure recovery procedure or a beam failure recovery procedure. The control unit makes a prediction regarding a beam or a transmission configuration indicator (TCI) of the low-power wake-up signal after completion or during execution of the recovery procedure.

Apparatuses, methods, and systems are disclosed for counter handling in case of LBT failure. One apparatus includes a transceiver and a processor that performs a Listen-Before-Talk (“LBT”) procedure for a transmission and detects LBT failure for the transmission. The processor determines whether a medium access control (“MAC”) entity of the apparatus is configured with a consistent LBT failure recovery procedure. The processor increments a transmission counter without transmission of an uplink transmission in response to an indication of the LBT failure and in response to MAC entity not being configured with the consistent LBT failure recovery procedure.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may detect a radio link failure (RLF) condition associated with a first network node. The UE may start an adaptive timer as a result of detecting the RLF condition. The UE may evaluate the RLF condition. The UE may stop the adaptive timer upon an initiation of a cell recovery procedure or at a stop time associated with a handover delay. Numerous other aspects are described.

Methods, systems, and devices for switch and hold biasing for memory cell imprint recovery are described. A memory device may be configured to perform an imprint recovery procedure that includes applying one or more recovery pulses to memory cells, where each recovery pulse is associated with a voltage polarity and includes a first portion with a first voltage magnitude and a second portion with a second voltage magnitude that is lower than the first voltage magnitude. In some examples, the first voltage magnitude may correspond to a voltage that imposes a saturation polarization on a memory cell (e.g., on a ferroelectric capacitor, a polarization corresponding to the associated voltage polarity) and the second voltage magnitude may correspond to a voltage magnitude that is high enough to maintain the saturation polarization (e.g., to prevent a reduction of polarization) of the memory cell.

Disclosed are embodiments for facilitating restarting operations for recovery processes in autonomous systems. In some aspects, an embodiment includes determining that an autonomous vehicle (AV) is experiencing a failure condition; identifying a plurality of restart operations to apply to one or more components of the AV contributing to the failure condition; prior to applying a restart operation of the plurality of restart operations, determining that safety conditions corresponding to the restart operation are satisfied; and applying the plurality of restart operations to the AV in accordance with an increasing order of disruptiveness of each of the restart operations to operations of the AV.

The invention discloses a distributed shelter remote management and control method, particularly relates to the technical field of distributed shelter remote management and control, and is used for solving the problems of control mismatch, repeated execution and multi-shelter state inconsistency of an existing distributed shelter in the link abnormity and recovery process. A management and control session with a session identifier, a version identifier, an aging identifier and a linkage identifier is established for a target shelter group, and a unified constraint closed loop before, during and after a link exception is formed by combining a shelter side context abstract, a link portrait, an execution semantic portrait, a constrained control token, a local execution record, constrained agent execution and recovery decision; therefore, the multi-shelter remote management and control caliber can be kept consistent, the control boundary is clear, the recovery process can be decided under the scenes of weak network, chain breakage, autonomous switching and link recovery, and the problems of wrong control, re-control, out-of-control and cross-shelter state forking after recovery caused by link fluctuation in the prior art are avoided.

The embodiment of the specification provides a natural gas system resilience evaluation method, device and computer equipment, which comprises the following steps: constructing a department input-output relationship model according to total output of each department, interdependence matrix between each department and final demand vector of each department; obtaining inoperability data of each department after being disturbed and economic loss of each department in a static scenario based on the input-output relationship model and inoperability; constructing an evolution process model of system state changing with time; simulating influence degree of different disturbance scenarios on each department, evolution results and recovery process according to the evolution process model of system state changing with time, and determining inoperability data of each department and cumulative economic loss in a dynamic scenario; and obtaining a natural gas system resilience evaluation result according to inoperability data and economic loss of each department in the static scenario and the dynamic scenario. The method can consider the interaction between departments, and improves the accuracy of the natural gas system resilience evaluation.

The system according to this embodiment aims to design an optimal regeneration protocol based on the individual patient's condition and to dynamically adjust the treatment plan. [Solution] The system according to the embodiment comprises a data collection unit, an analysis unit, a design unit, an adjustment unit, and a prediction unit. The data collection unit collects patient data. The analysis unit analyzes the data collected by the data collection unit. The design unit designs an optimal regeneration protocol based on the analysis results obtained by the analysis unit. The adjustment unit dynamically adjusts the treatment plan based on the regeneration protocol designed by the design unit. The prediction unit simulates the recovery process based on the treatment plan adjusted by the adjustment unit and provides a prognosis prediction.