143results about How to "Avoid preemption" patented technology

The embodiment of the invention provides an uplink resource allocation method and device. The method comprises the following steps: a terminal receives one or more UL grants; and when performing uplink resource allocation on each of the UL grants, based on a mapping relation between bearer or logical channels and numerologies and / or TTI (Transmission Time interval) lengths, the terminal allocates uplink resources to the bearer or logical channels whose supportable maximum numerologies and / or TTI lengths are equal to the numerology and / or the TTI length corresponding to the UL grant and which have data in need of being transmitted. The problem that a transmission resource of a service which has a low priority but is relatively sensitive to a time delay is preempted by a service having a high priority is solved.

A method and equipment for model training in a distributed system are used to relieve burdens of main nodes in model training. The method comprises the steps that a parameter server in a first servo node receives training results which are sent by a parameter client side in at least one servo node in the distributed system, wherein the first servo node is a random servo node in the distributed system, and a parameter client side of each servo node executes a training task corresponding to a sub-model stored in the parameter server of the servo node so as to obtain the training results; and the parameter server in the first servo node updates the stored sub-model according to the received training results.

The invention supplies a method of anti distributivity denial of service attack. It includes the following steps: using processing unit to do amplitude lowering speed limiting for the received message and sending it to control unit; judging whether it is the attack message or not; if it is, sending switching information to the processing unit to separate out it and processing amplitude heightening speed limiting. The invention also supplies its device. It combines data plane and control plane to filtrate the data packet, processes speed limiting, effectively prevent DDoS attack to racing to control exchanger CPU resource.

The invention relates to a multi-screen interactive system, comprising at least two intelligent terminals. Each intelligent terminal comprises an audio and video data receiving and transmitting module and a control information receiving and transmitting module, wherein the audio and video data receiving and transmitting module is used for receiving and transmitting audio and video data via a first information channel, and the control information receiving and transmitting module is used for receiving and transmitting control information via a second information channel different from the first information channel. The multi-screen interactive control system makes full use of transmission information channels and reduces transmission delay of the control information. The invention further provides an intelligent terminal which is applicable to multi-screen interactive control technology, and a multi-screen interactive control method.

The invention provides a device for the data timing synchronization of a heterogeneous system. The device comprises a creation unit, an acquisition unit and an importing unit, wherein the creation unit creates a middle table in a target database, and the middle table has a table structure the same as that of a source data table in a source database; the acquisition unit acquires target data from the source data table; and the importing unit imports the target data acquired by the acquisition unit into the middle table. Correspondingly, the invention also provides a method for realizing the data timing synchronization of the heterogeneous system. By the technical scheme, data can be more effectively and safely synchronized, concurrency conflicts can be effectively prevented, and the running efficiency and reliability of the system are improved.

The invention relates to a robot customer service, and a customer service method and an intelligent customer service system thereof. The method comprises the following steps: identifying the content of a session message while receiving the session message from a customer client side; determining whether the session message can be autonomously processed or not according to the content of the session message; in the event of determining that the session message can be autonomously processed, extracting a response message matched with the content of the session message from a stored service resource, and sending the response message to the customer client side; in the event of determining that the session message cannot be autonomously processed or cannot be identified, setting the state itself in a subsequent session service of the customer client side to a session suspension state; and extracting a soothing response message matched with the content of the session message, sending the soothing response message to the customer client side, and sending the session message, which cannot be autonomously processed or cannot be identified, to the customer client side. By adopting the robot customer service method, the customer service effectiveness can be improved; and the user experience is improved.

The present invention relates to a device and a method for dispatching a task of an embedded operation system. The device comprises a processor, a system dispatcher, a system dispatchable task aggregating module and self-adaptive partition modules. The method comprises: firstly, initializing self-adaptive partitions; secondly, according to the proportion of the smallest processor computational capability needed by each self-adaptive partition to the processor computational capability, acquiring processor time distributed for each self-adaptive partition within a system dispatching cycle; and finally, when each self-adaptive partition is dispatched within the system dispatching cycle, distributing processor time for each self-adaptive partition and dispatching the tasks in a task queue within the dispatched processor time by a partition dispatcher of a currently dispatched self-adaptive partition according to a partition dispatching policy. The present invention overcomes the defect that only the static priority tasks of the same type can be subjected to overall dispatch in the dispatching mechanism in the prior embedded operation system.

The invention discloses a method and a device for controlling network traffic and a local area network system, wherein the method comprises the steps: monitoring a new uplink packet to be sent; controlling the traffic of the uplink packet to be sent in the following modes when triggering condition for traffic control is met: when the uplink packet to be sent comes from a first uplink packet applied in a preset high-priority network, the first uplink packet is added into an uplink sending caching queue; when the uplink packet to be sent comes from a second uplink packet applied in a preset non-high-priority network, whether the second uplink packet is allowed to be sent is determined according to current bandwidth occupation; if yes, the second uplink packet is added into the uplink sending caching queue, or else, the second uplink packet is discarded. The method is capable of lowering influence of some network application to other network applications.

The invention discloses a customer service system and a service method and a robot customer service thereof; the service method of the customer service system comprises the following steps: when the robot customer service receives a session message from a customer client-side, detecting whether the robot customer service is in a session answering state; when the robot customer service detects that the robot customer service is in the session answering state, performing transmission operation of the session message between the customer client-side and a customer service client-side; when the robot customer service detects that the robot customer service is not in the session answering state, handling the session message by the robot customer service; and in independent handling process, when the preset session answering conditions are met, performing the process of switching the robot customer service to the session answering state. According to above scheme, the cooperative work between a manual customer service and the robot customer service can be realized, the effectiveness of the service of the customer service system can be strengthened, and the user experience of a customer is improved.

A virtual CPU (Central Processing Unit) dispatching method belongs to the technical field of computing system virtualization, solves the problem of lock holder preemption, and improves the performance of a virtual machine in a multiple processor system. The virtual CPU dispatching method is used in a multiprocessor virtualized environment and comprises a monitoring procedure, an information collecting procedure and a dispatching procedure, wherein the monitoring procedure performs real-time monitoring to spin lock operating commands of all virtual machine operating systems; the information collecting procedure extracts spin lock amount obtained by the monitoring procedure, to form spin lock counting information; and the dispatching procedure adopts fair and efficient dispatching method todispatch the virtual CPU according to the spin lock counting information extracted from the information collecting procedure. Compared with the prior art, the method can detect whether dispatching isavailable more accurately, so as to improve the utilization ratio of physical CPU, ensure that dispatching strategy has flexibility and expandability, as well as fairness, effectively solve the problem of lock holder preemption, and greatly improve the performance of virtual machine in a multiple processor system.

An intelligent parking spot lock capable of encircling vehicles is an encirclement ring composed of a plurality of retaining objects and intelligent parking spot lock bodies, wherein the number of the parking spot lock bodies is the same as the number of parking spots, and the parking spots are defined in the encirclement ring. The intelligent parking spot lock is commonly in a rising retaining state to encircle the vehicles, and the vehicles can be truly locked (encircled). When parking is needed, each intelligent parking spot lock body receives a parking instruction, the lock bodies descend to enable a vehicle owner to successfully drive into the place and park, after parking is completed, the intelligent parking spot lock bodies ascend automatically to encircle the vehicles, and finally the function of locking the vehicles is achieved. Each intelligent parking spot lock body is composed of a stop lever, a range radar, a displayer, a main support, a hinge pin, an auxiliary support, a sliding groove, a lock body and an induction coil (If the lock body is overturned, the lock body is the main support, and the main support is turned into the lock body) .

A system, method and computer program product for efficient sharing of memory between first and second applications running under first and second operating systems on a shared hardware system. The hardware system runs a hypervisor that supports concurrent execution of the first and second operating systems, and further includes a region of shared memory managed on behalf of the first and second applications. Techniques are used to avoid preemption when the first application is accessing the shared memory region. In this way, the second application will not be unduly delayed when attempting to access the shared memory region due to delays stemming from the first application's access of the shared memory region. This is especially advantageous when the second application and operating system are adapted for real-time processing. Additional benefits can be obtained by taking steps to minimize memory access faults.

The invention provides an achieving method of a light-weight real-time TCP / IP protocol stack. A standard TCP / IP protocol stack is improved through protocol stack initialization, a socket interface module processing state, a transmission layer processing stage, a network layer processing stage, a media access control layer processing stage and a network card abstraction layer processing stage, system expandability is enhanced, system real-time performance is improved, and system overhead and communication delay are lowered.

The invention discloses a multi-card multi-standby terminal and a method for realizing voice services thereof. The multi-card multi-standby terminal comprises a main card and at least one additional card, wherein the main card is suitable for providing the voice services and the data services for the terminal; and the at least one additional card is a multimode card and carries out network search according to preset network mode priority and provides the voice services after the additional card resides in a community and receives voice service requests. Through adoption of the multi-card multi-standby terminal and the method for realizing the voice services thereof, when a region where the multi-card multi-standby terminal is located does not support a GSM network, the voice services are still provided for a user.

The invention discloses a congestion control method for storage multiple robots, comprising the steps of: S1, updating a shelf position of a core dispatching mechanism; S2, selecting corresponding storage multiple robots and parking shelf positions according to order information of the core dispatching institution, and randomly generating task numbers; S3, using the core scheduling mechanism to generate a single picking task according to the corresponding storage multiple robots, the parking shelf positions and the updated shelf positions; S4, using the congestion control method according to the single picking task to plan the optimal execution path of the storage multiple robots; S5, according to the optimal execution path, the corresponding storage multiple robots performing the single picking tasks according to the order of the task numbers, so as to realize the task scheduling of the storage multiple robots. The method solves the problems of low practicability, high maintenance cost, long system running time, low operating efficiency, low resource utilization rate and unreasonable resource allocation in the prior art.

The embodiment of the invention discloses a method for realizing link preemption, comprising the following steps: the situation of the link on a polymeric link port is detected; when the link with a high priority is detected to preempt the link with a lower priority on the same polymeric link port, the link with a high priority is led to be in the state of delaying preemption; when the state that the link with a high priority satisfies the link with a time delay is stable, the link with a high priority in the state of delaying preemption is positioned on the preempted link to preempt the link with a lower priority. The embodiment of the invention also discloses a link port, and through the method for realizing link preemption and the link port provided by the embodiment of the invention, the invention can avoid the loss of the user data when preempting the link by configuring the corresponding delaying preemption time for the link with a high priority in the link port.

The application discloses an IO (input / output) resource allocation method and an IO resource allocation device of a storage device and the storage device. The IO resource allocation method of the storage device includes steps that the storage device distinguishes types of received IO requirements; IO resources are respectively allocated to the different types of the IO requirements according to a preset allocation strategy; the received IO requirements of the corresponding types are processed according to the IO resources allocated to the different types of the IO requirements. The IO resource allocation method of the storage device can prevent the problem that the IO resources are grabbed among the different types of the IO requirements.

The embodiment of the application provides a disaster recovery method, a devcie and a machine-readable medium of a cluster system. The cluster system comprises a master node and a standby node. The standby node corresponds to a lease granted by the master node. The method comprises the following steps: obtaining a lease time corresponding to the lease of the standby node; according to the lease time corresponding to the lease agreement of the standby node, preempting the distributed lock of the master node; if the local node as the backup node preempts the distributed lock of the master node,the master node is switched. Embodiments of the present application can improve the stability and reliability of a trunked system.

The invention discloses a display device and a scheduling method for Bluetooth communication resources of the display device. The display device comprises a display, a controller and a Bluetooth module, the Bluetooth module is used for executing a corresponding processing task according to control of the controller, and the controller is configured to obtain the state of the Bluetooth module whenan operation request of an application for the Bluetooth module is received; if the Bluetooth module is in the working state, determining the priority of a target processing task corresponding to theoperation request and the priority of a current processing task of the Bluetooth module; judging whether the priority of the target processing task is higher than that of the current processing task or not; If the priority of the target processing task is higher than that of the current processing task, controlling the Bluetooth module to suspend execution of the current processing task, and executing the target processing task. Through application of the method and the device, resource preemption can be avoided, the success rate of equipment pairing and connection is improved, Bluetooth audiojamming is reduced, and reasonable scheduling and effective use of Bluetooth communication resources are realized.

The invention discloses a message control method and device based on an ECN (Explicit Congestion Notification) mechanism. The method comprises the following steps of: sending messages received from more than two sending terminals by a network device through an identical outlet interface, and forwarding the messages sent by the sending terminals in which the ECN mechanism is (not) supported from the outlet interface when the outlet interface meets a network congestion condition, wherein congestion identifications in the messages sent by the sending terminals in which the ECN mechanism is supported are changed into CE (Certificate) identifications; and saving TCP (Transmission Control Protocol) link information of the messages sent by the sending terminals in which the ECN mechanism is supported by the network device, recognizing an ACK (Acknowledgement) message sent to the sending terminals in which the ECN mechanism is not supported according to the TCP link information, and copying and sending the ACK message. In the method, the repeated ACK message is sent to the sending terminals in which the ECN mechanism is not supported by the network device when a network meets the congestion condition to trigger the sending terminals in which the ECN mechanism is not supported to enter a quick recovery process, thereby the network congestion of the interface is effectively avoided.

The invention discloses a call center system. The call center system comprises a FreeSwitch platform used for carrying out soft switching of a telephone; a call management assembly used for schedulingthe FreeSwitch platform to realize calling; a core service assembly used for state management of telephone operators and / or clients and distributing telephone traffic; and a telephone recording assembly used for storing a telephone recording file in the call center system, wherein at least part of assemblies in the call center system run on different servers respectively. According to the scheme,the operation resources of the components can be flexibly expanded, and the processing efficiency of the call center system is ensured.

The invention provides a cross-domain computing task scheduling method and system based on intelligent perception. The cross-domain computing task scheduling method comprises the steps of step 1, training a decision tree model based on label data; step 2, estimating and calculating the execution time of the task based on the relative time complexity; step 3, predicting a resource change trend index of each domain based on the resource historical record and an ARIMA algorithm; step 4, obtaining resource real-time state indexes of each domain by using a resource state interface; step 5, estimating migration time of the data migrated to each domain based on the available bandwidth; and step 6, deciding the task optimal execution domain based on the decision tree model and the comprehensive index. The trend prediction algorithm and the decision tree algorithm are creatively and comprehensively applied to the cross-domain computing task scheduling scene, the task resource preemption phenomenon is avoided, and the problem that the scheduling decision accuracy is low is solved; through the flow type machine learning technology, the performance problems of a trend prediction algorithm anda decision tree algorithm are solved, and the overall time of cross-domain computing task scheduling is greatly shortened.

The invention discloses a method and a device for executing query tasks on a database. The method for executing the query tasks includes acquiring to-be-executed first query tasks; storing the first query tasks into queues pointed by identification; acquiring task serial numbers of various query tasks stored in the queues; executing the various query tasks stored in the queues according to the task serial numbers. The first query tasks carry the identification of the database occupied by the first query tasks. The various query tasks stored in the queues include the first query tasks. The method and the device have the advantages that the problem of database resource preemption of a plurality of time-consuming queries when the time-consuming queries are simultaneously executed on the same database in the prior art can be solved by the aid of the method and the device, and an effect of executing various query operations in a serialized manner when the multiple time-consuming query operations are simultaneously executed on the single database can be realized.

The invention discloses a bluetooth switching method. The method comprises the steps that a data acquisition service module establishes connection with the bluetooth of automobile diagnosis equipment; an automobile equipment APP is started, then the data acquisition service module disconnects from the bluetooth according to a received upgrading or examination instruction transmitted by the automobile equipment APP if the automobile equipment APP receives the upgrading or examination instruction, and an examination service module establishes connection with the bluetooth according to the received upgrading or examination instruction transmitted by the automobile equipment APP and performs corresponding processing; and the data acquisition service module reestablishes connection with the bluetooth after completion of processing. The invention also discloses a bluetooth switching device. Occupation of the bluetooth resource and waste of the CPU resource can be avoided so that the bluetooth connection requirements of all the functions in the automobile equipment system can be met.

The invention relates to the technical field of cloud games, and provides an information processing method and device in a cloud game, a cloud game server and a medium. The method comprises the stepsof: determining the number of to-be-created virtual machines according to hardware resource information required by game running; creating a plurality of virtual machines on the cloud game server according to the number of the to-be-created virtual machines; virtualizing a graphics processor on the cloud game server to obtain a plurality of virtual graphics processors; and allocating the virtual graphics processors to the virtual machines. According to the scheme, the game can be run in the virtual machines, and hardware resources are prevented from being preempted among multiple games, therefore the game parallelism degree and the hardware resource utilization rate are effectively increased.

The application relates to a parking management method and device, a storage medium and computer equipment. The method comprises the following steps: receiving a parking request, acquiring a point cloud data set of a target parking lot when the parking request is received, taking the point cloud data set as an initial point cloud data set; carrying out clustering and Kalman filtering on the initial point cloud data set to realize tracking and positioning so as to obtain object targets of the target parking lot and initial position information of each object target; and classifying each objecttarget according to a neural network classification model to determine the type of each object target, obtaining occupation information of parking spaces of the target parking lot according to the initial position information and the type of each object target, and acquiring idle parking space information according to the occupation information. According to the technical scheme, the idle parkingspace information in the parking lot can be rapidly obtained, the idle parking space is recommended to the to-be-parked vehicle accordingly, so that a phenomenon that a vehicle owner finds the parkingspace blindly in the parking lot and time and labor are consumed is avoided and the user experience is improved.

The embodiment of the invention provides a packet loss processing method and device, wireless network elements and a computer readable storage medium. The method comprises the following steps: detecting a received data packet by a first wireless network element according to a preset detection rule; if the detection result is that the data packet is lost, feeding back loss information to a second wireless network element for sending the data packet, wherein the loss information is used for indicating the lost data packet. The data packet loss detection and retransmission are accomplished between wireless network elements through the method provided by the embodiment of the invention; and compared with the way of performing packet loss detection by a terminal and performing retransmission between the wireless network element and the terminal in the prior art, the packet loss processing method has the following advantages: 1) the service delay is reduced, and a transmission rate is improved; 2) for a voice service, the condition that the voice quality and the voice MOS value are influenced due to serious congestion of a transmission link between the wireless network element and the terminal can be avoided; and 3) the terminal does not need to send a NACK message to import retransmission, and the wireless network element does not need to perform air interface retransmission on theterminal, and the transmission bandwidth occupancy and the air interface resource consumption can be avoided.

The invention discloses a business hierarchical processing method and device for VoLTE voice business and data business, electronic equipment and a computer storage medium, and the method comprises the steps: receiving a business request transmitted by user equipment; determining a business type corresponding to the business request according to the business request; if the business type is a bigpacket data business, switching the user equipment to a first frequency band, and bearing the service corresponding to the service request of the user equipment by using the first frequency band; andif the service type is a VoLTE voice service or a packet data service, switching the user equipment to a second frequency band, and bearing the service corresponding to the service request of the userequipment by using the second frequency band. According to the scheme, the VoLTE voice service and the data service are subjected to hierarchical processing, the first frequency band is used for bearing the large packet data business, and the second frequency band is used for bearing the VoLTE voice service and the small packet data service which have relatively small requirements on the RB, so that the voice quality of the VoLTE voice service is effectively guaranteed, and voice access is smoother.