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40results about How to "Improve scheduling success rate" patented technology
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Method for scheduling users in a plurality of communities and wireless access network equipment thereof
ActiveCN101784103AAvoid Conflicts and CollisionsImprove scheduling success rateAssess restrictionResource useResource information
The invention discloses a method for scheduling users in a plurality of communities and wireless access network equipment thereof; the method comprises the following steps that: schedulable resource information and information of users to be schedules in various communities are obtained; the resources used by the users to be scheduled in the communities are determined according to the resource information and the user information; the resources used by the users to be scheduled in the communities are notified to the corresponding communities; and the communities distribute the resources used by the users to be scheduled in the communities according to the notice. The invention realizes the centralized scheduling of the resources of various communities, can be used to assist in multi-pointtransmission, can effectively complete the coordinated scheduling of the communities, prevent resource impact and conflict, and improve the success rate of scheduling.
Owner:DATANG MOBILE COMM EQUIP CO LTD
Resource scheduling method and apparatus, and resource application method and apparatus of LTE non-licensed frequency bands
ActiveCN106470502AImprove scheduling success rateIncrease success rateWireless communicationFailure rateData transmission
The invention discloses a resource scheduling method and apparatus, and a resource application method and apparatus of LTE non-licensed frequency bands in order to solve the problem of high failure rate of UL scheduling in the prior art. The resource scheduling method includes: a base station divides scheduled UE employing same time frequency resources into a plurality of UE groups, then different extra interception times are respectively configured for the UE groups, each UE continues to perform channel interception in the corresponding duration corresponding to the extra interception time after obtaining a channel access chance, and channel access is performed if it is still determined that the channel is idle after interception. Therefore, the plurality of UE can simultaneously compete for the channel access chance through one-time scheduling, since different UE is in different interference environments, the condition that all the UE is interfered and blocked rarely appears, finally there is the UE which has the proper condition and successfully accesses the channel for uplink data transmission, the hit rate of UL scheduling success is effectively increased, and the success probability of UL transmission is substantially increased.
Owner:CHINA MOBILE COMM GRP CO LTD
Emergency-orientated co-cooperation allocation method for multi-airship earth observation tasks
ActiveCN102903028AImprove scheduling success rateMeet the time requirementResourcesEarth observationParallel computing
The invention discloses an emergency-orientated co-cooperation allocation method for multi-airship earth observation tasks, aiming at dynamically performing task allocation, and increasing the scheduling success rate of the tasks as far as possible. In the technical scheme, the co-cooperation allocation method comprises the steps of: firstly, establishing a task set AT to be allocated, performing positive bid inviting on the tasks in the AT, and screening all resources meeting a basic capacity constraint; secondly, calculating the positive bid values of the resources in a resource competition roulette set according to the capacity of a buffer pool, and biding; choosing the biding resources of the tasks by adopting a Max strategy, determining the positive resources winning the bidding of each task, and performing reverse bid inviting on the task; reversely biding the resources and calculating the reverse biding value for each biding task; and choosing the biding tasks by adopting a roulette strategy, finishing reverse bidding winning to obtain a task allocation result. With the emergency-orientated co-cooperation allocation method disclosed by the invention, on one hand, unnecessary calculation time and unnecessary communication traffic can be reduced; and on other hand, the scheduling success rate of the tasks can be increased.
Owner:NAT UNIV OF DEFENSE TECH
Control information transmission method, equipment and communication system
InactiveCN107734706AReduce transmission error rateImprove scheduling success rateWireless communicationInformation transmissionCommunications system
The embodiment of the invention discloses a control information transmission method, equipment and a communication system. The method comprises the following steps: determining a first scheduling wayfor performing uplink data scheduling at present for a terminal, wherein the first scheduling way includes self-scheduling or cross-carrier scheduling; monitoring a plurality of parameters in a wireless communication network; dynamically adjusting the first scheduling way according to a monitoring result of the plurality of parameters in the wireless communication network; transmitting control information carrying an adjusted scheduling way to the terminal; and subsequently performing uplink data scheduling for the terminal in the adjusted scheduling way. Through implementation of the controlinformation transmission method, the equipment and the communication system, the system performance can be enhanced.
Owner:SHENZHEN GIONEE COMM EQUIP
Resource scheduling method and device, electronic equipment and storage medium
ActiveCN111966500AReduce FragmentationImprove scheduling success rateResource allocationEnergy efficient computingComputer networkEngineering
The invention provides a resource scheduling method and device, electronic equipment and a storage medium, and relates to the technical field of resource scheduling. The GPU resource scheduling methodcan be applied to a main node of a kubernetes cluster, wherein the kubernetes cluster comprises a plurality of main nodes and a plurality of working nodes. The GPU resource scheduling method can comprise the steps: receiving a scheduling task needing to schedule GPU resources; according to a scheduling task, screening the plurality of working nodes of which the residual resource quantity meets the scheduling task as a plurality of pre-selected nodes; calculating node scores of a plurality of pre-selected nodes by adopting a preset algorithm, and taking the pre-selected node with the highest node score as a scheduling node; due to the fact that the node score comprises the GPU resource score of the pre-selected node, GPU resources can be considered when the scheduling node is selected, fragmentation of GPU distribution is reduced to a certain extent, and the scheduling success rate of scheduling tasks with large GPU demand is increased.
Owner:NETEASE (HANGZHOU) NETWORK CO LTD
Inter-data-center big-data transmission bandwidth scheduling method with deadline constraint
ActiveCN109617710AImprove scheduling success rateTake advantage ofData switching networksUser inputComputer network technology
The invention belongs to the technical field of computer networks, and specifically discloses an inter-data-center big-data transmission bandwidth scheduling method with a deadline constraint. Firstly, user input requests are divided into two types of fixed-bandwidth big-data requests and variable-bandwidth big-data requests, sorting is carried out, then decision processing is sequentially carriedout according to a sorted request sequence, and two different methods are employed to respectively process the fixed-bandwidth big-data requests and the variable-bandwidth big-data requests. According to the method, the two different types of user requests of the fixed-bandwidth big-data transmission requests and the variable-bandwidth big-data transmission requests can be transmitted; request transmission can be quickly completed for processing of the fixed-bandwidth big-data transmission requests; and a scheduling success rate and a user satisfaction degree can be maximized for processing of the variable-bandwidth big-data transmission requests. The method improves a scheduling success rate of the user requests, and fully uses network resources.
Owner:NORTHWEST UNIV(CN)
Node binding-supporting virtual machine dynamic scheduling method
ActiveCN104572279ASupport dynamic schedulingImprove scheduling success rateProgram initiation/switchingTransmissionLower limitVirtual machine
The invention relates to the technical field of computers, in particular to a node binding-supporting virtual machine dynamic scheduling method. The method comprises the following steps of marking several virtual machines with special requirements on a cloud platform into a virtual machine group; marking several physical machines with special configuration into a node group; limiting that the virtual machines in the specific virtual machine group just can run just under the physical machines in the specific node group; collecting a scheduling factor numerical value x of each physical machine in time; judging whether x is greater than or smaller than a scheduling factor lower limit threshold value A and a scheduling factor upper limit threshold value B when the scheduling factor numerical value collected by a physical machine P1at a certain time is x; scheduling under an energy saving mode if x is smaller than A; scheduling under a performance mode if x is greater than B; entering a corresponding mode and scheduling. According to the method disclosed by the invention, dynamic scheduling of virtual machines with special requirements is realized, and the method can be used for dynamic scheduling of the virtual machines.
Owner:G CLOUD TECH
Real-time task and resource scheduling method with function of machine startup time perception in virtualized clouds
ActiveCN105159752AImprove scheduling success rateShorten start timeProgram initiation/switchingEnergy efficient computingTask completionVirtualization
The invention discloses a real-time task and resource scheduling method with a function of machine startup time perception in virtualized clouds to reduce impact of time overhead of starting hosts and creating virtual machines on timeliness of suddenly adding tasks, increase task completion rate and reduce energy consumption of a cloud service system. The technical scheme is that a free emergency virtual machine is arranged on each started host; when a new task arrives, mapping relationships between all waiting tasks and the virtual machines are cancelled and the new task is added into a waiting task queue; and then waiting tasks are scheduled one by one according to a principle of earliest deadline first, i.e., the task is mapped to the existing virtual machine, if the operation is infeasible, a new virtual machine is added for executing the task, and if the operation is also infeasible, the CPU frequency of the free emergency virtual machine is increased for executing the task. With the adoption of the method, the influence of delay caused by starting the hosts and creating the virtual machines on a task with relatively short deadline can be transferred and the success rate of task scheduling is increased as far as possible.
Owner:NAT UNIV OF DEFENSE TECH
Kubernetes resource scheduling method and device and electronic equipment
ActiveCN112286631AOptimizing Resource Scheduling StrategiesReduce wasteResource allocationSoftware simulation/interpretation/emulationOperating systemRollback
The invention discloses a Kubernetes resource scheduling method, which comprises the following steps of: performing grouping allocation on an integral task and an operable node, performing unified scheduling; if the scheduling fails, performing rollback to release resources, adjusting resources required by each task, and performing grouping allocation. The method comprises the following steps: S1,acquiring a task group, judging whether the sum of current spare resources meets the overall resources required by the task group or not, if not, not scheduling, and if so, executing the step S2; s2,acquiring a resource condition required by each task in the task group, and acquiring a Kubernetes node and a node resource condition which can be used for executing the task; s3, grouping the tasksin the task group according to the resource conditions required by the tasks in the task group and the Kubernetes node which can be used for executing the tasks and node resource conditions ; and S5,performing resource scheduling according to the tasks and the node groups. The invention further provides a corresponding Kubernetes resource scheduling device and electronic equipment. According to the invention, the cluster can be effectively scheduled, and the success rate of task scheduling is improved.
Owner:FENGHUO COMM SCI & TECH CO LTD
Online car-hailing scheduling method and online car-hailing scheduling system
PendingCN111967720AExtended scheduling conditionsComprehensive scheduling conditionsForecastingResourcesComputer scienceOperations research
The embodiment of the invention provides an online car-hailing scheduling method and system, and the method comprises the steps: obtaining the waiting time of a time period from an operation time point corresponding to a bill-of-lading operation to a current time point after the bill-of-lading operation is successful; estimating the probability of cancelling before order receiving after waiting time in real time according to the waiting time and a scheduling model, wherein the probability of cancelling before order receiving represents the probability of cancelling the car-hailing order by thepassenger before the driver receives the car-hailing order; comparing the probability of cancelling before order receiving with the probability of cancelling after order receiving to obtain a comparison result, and scheduling the online car-hailing according to the comparison result and an admission strategy, the probability of cancelling after order receiving representing the probability of cancelling the car-hailing order after the driver accepts the car-hailing order. According to the embodiment of the invention, the probability of cancellation before order receiving is increased, and thescheduling conditions of passengers are expanded, so that the scheduling conditions are more comprehensive, and the scheduling success rate is improved.
Owner:HANHAI INFORMATION TECH SHANGHAI
A Virtual Machine Dynamic Scheduling Method Supporting Node Binding
ActiveCN104572279BSupport dynamic schedulingImprove scheduling success rateProgram initiation/switchingTransmissionLower limitVirtual machine scheduling
The invention relates to the technical field of computers, in particular to a node binding-supporting virtual machine dynamic scheduling method. The method comprises the following steps of marking several virtual machines with special requirements on a cloud platform into a virtual machine group; marking several physical machines with special configuration into a node group; limiting that the virtual machines in the specific virtual machine group just can run just under the physical machines in the specific node group; collecting a scheduling factor numerical value x of each physical machine in time; judging whether x is greater than or smaller than a scheduling factor lower limit threshold value A and a scheduling factor upper limit threshold value B when the scheduling factor numerical value collected by a physical machine P1at a certain time is x; scheduling under an energy saving mode if x is smaller than A; scheduling under a performance mode if x is greater than B; entering a corresponding mode and scheduling. According to the method disclosed by the invention, dynamic scheduling of virtual machines with special requirements is realized, and the method can be used for dynamic scheduling of the virtual machines.
Owner:G CLOUD TECH
Industrial wireless network deterministic scheduling method supporting data packet aggregation
ActiveCN111642022AGuaranteed Deterministic Transmission RequirementsReduce the number of timesTransmission path divisionNetwork topologiesData streamEngineering
The invention relates to an industrial wireless network deterministic scheduling method supporting data packet aggregation, and belongs to the field of industrial wireless network communication. For an industrial wireless network supporting data packet aggregation, a scheduling method combining a main link and an additional link is adopted to configure time slots and channel resources of the network so as to meet the deterministic transmission requirement that a data stream reaches target equipment within deadline. According to the method, links are scheduled channel by channel in each time slot, the link with the minimum conflict relaxation degree is selected as a main link, and an additional link is selected from remaining links by utilizing a data packet aggregation function, so that data packets of the additional link are subjected to aggregation transmission along with data packets of the main link; and an additional link is selected, specifically an additional link scheduling method based on conflict relaxation priority, an additional link scheduling method based on aggregation packet number maximum priority, or an additional link scheduling method considering packet aggregation combination and conflict relaxation. The network energy consumption can be reduced, and the scheduling success rate is improved.
Owner:CHONGQING UNIV OF POSTS & TELECOMM
Workflow energy consumption and reliability scheduling method and device under deadline constraints
PendingCN112306653AShort execution timeEasy to manageProgram initiation/switchingEnergy efficient computingConstraint transformationExtended time
The invention discloses a workflow energy consumption and reliability scheduling method and device under deadline constraints, and the method comprises the steps: dividing a workflow into a pluralityof task sets according to the hierarchical number of a task, determining an extended sub-deadline of each task according to the initial sub-deadline of each task and the extended time of each task set, determining the priority of each task, determining a task priority queue according to the priority of each task, and generating a preset number of initial scheduling schemes with different energy consumption values and reliability according to the task priority queue. According to the method, the deadline constraints of the workflow are converted into the sub-deadline constraints of each task, so that the deadline constraints of the workflow can be better met, and the deadline constraints are easier to manage. Meanwhile, the invention provides a heuristic multi-objective optimization method,a non-dominated thought is mainly adopted, and a plurality of scheduling schemes with different reliability and energy consumption can be quickly generated by a multi-objective optimization technology.
Owner:NORTHWESTERN POLYTECHNICAL UNIV +1
Genetic algorithm-based resource scheduling method for ISAR imaging
ActiveCN109634732AOvercoming the problem of reduced scheduling success rateImprove scheduling success rateProgram initiation/switchingGenetic algorithmsGenetic algorithmInverse synthetic aperture radar
The invention discloses a genetic algorithm-based resource scheduling method for inverse synthetic aperture radar ISAR imaging. The method mainly comprises the following steps of: 1, generating a scheduling sequence; 2, calculating an evaluation value; 3, updating the scheduling library; 4, calculating a fitness value; 5, encoding the scheduling sequence; 6, performing gene crossing on the code words; 7, performing gene variation on the code words; 7, decoding the gene sequence; And 8, performing cyclic operation on the steps to obtain a resource scheduling result. According to the invention,the genetic algorithm is used to update the scheduling library according to the evaluation value of the scheduling sequence, and the scheduling library obtains the resource scheduling result, so thatthe evaluation value of the resource scheduling result is more stable, and the scheduling success rate of the inverse synthetic aperture radar ISAR imaging task is improved.
Owner:XIDIAN UNIV
Tasks priority dynamic dispatching algorithm
InactiveCN101339521BOvercoming the sharp increase in deadline miss ratesLower latencyMultiprogramming arrangementsComputer scienceTime system
The invention relates to the technical field of task scheduling in real-time systems, and particularly to a dynamic priority-based task scheduling algorithm, which is provided to overcome the problem of sharp increase of deadline miss ratio known in dynamic priority algorithms under the circumstances of system overload, thereby reducing average task delay, increasing success ratio in scheduling, as well as improving fairness among tasks and further eliminating the chance of overhigh deadline miss ratio with respect to tasks with long execution time (E).
Owner:HUAZHONG UNIV OF SCI & TECH
Semi-persistent scheduling data transmission method, communication device and storage medium
ActiveCN109392171AImprove scheduling success rateIncrease flexibilityWireless communicationData transmissionCommunication device
The embodiment of the invention discloses a semi-persistent scheduling data transmission method, a communication device and a storage medium. The data transmission method is used in communication equipment (UE), and comprises the steps: obtaining a configured semi-persistent scheduling transmission time window, wherein the transmission time window comprises at least two transmission units; selecting one or multiple transmission units in the transmission time window to perform the transmission of the semi-persistent scheduling data.
Owner:CHINA MOBILE COMM LTD RES INST +1
Binding core and non-binding core virtual hybrid deployment method, device and equipment and storage medium
ActiveCN112667364AImprove computing powerAvoid preemptionResource allocationSoftware simulation/interpretation/emulationStatistical modelComputer engineering
The invention discloses a binding core and non-binding core virtual hybrid deployment method, device and equipment and a storage medium. The method comprises the following steps: constructing a vCPU floating group set model and a vCPU statistical model; determining a target host machine according to the vCPU floating group set model and the vCPU statistical model when deploying a core-bound virtual machine or a non-core-bound virtual machine, and deploying the core-bound virtual machine or the non-core-bound virtual machine by using the target host machine; when the virtual machine is deleted, obtaining the virtual machine resource occupation amount on the host machine to which the core-bound virtual machine or the non-core-bound virtual machine belongs is obtained according to the vCPU statistical model, and releasing the virtual machine resource occupation amount, so that the elastic hybrid deployment of the core-bound virtual machine and the non-core-bound virtual machine can be supported, the utilization rate of the pCPU of the host machine is improved, the material cost is saved, the computing performance of the virtual machine is improved, and the computing resource scheduling success rate is improved.
Owner:FENGHUO COMM SCI & TECH CO LTD
Paging message scheduling method and device
ActiveCN108966347AImprove scheduling success rateAvoiding pitfalls that waste paging opportunitiesWireless communicationDistributed computing
The present invention provides a paging message scheduling method and device and belongs to the communication technological field. The invention aims to improve the scheduling success rate of paging messages. The paging message scheduling method includes the following steps that: N candidate paging message packets are acquired, wherein N is an integer greater than 0; the N candidate paging messagepackets are encoded, so that N encoded candidate paging message packets are obtained; paging message scheduling information corresponding to the N encoded candidate paging message packets is determined respectively; and the N encoded candidate paging message packets and the paging message scheduling information are sent to a bottom layer. With the paging message scheduling method and device of the invention adopted, the scheduling success rate of the paging messages can be improved.
Owner:DATANG MOBILE COMM EQUIP CO LTD
A two-dimensional active phased array target indicator radar based on dynamic resource management and control method
ActiveCN108490431BImprove intelligence awarenessRealize comprehensive utilizationRadio wave reradiation/reflectionTransceiverCommand and control
Owner:JINGZHOU NANHU MACHINERY CO LTD
Full-link detection-based pcdn node evaluation method and terminal
ActiveCN114285770AImprove scheduling success rateIncrease the likelihood of being selectedTransmissionPathPingEngineering
The invention discloses a pcdn node evaluation method and terminal based on full-link detection, and the method comprises the steps: taking a scheduling request node as a center, searching detected nodes around the scheduling request node, calculating a distance index and a direction from each detected node to the scheduling request node, and a multi-path detection comprehensive availability index of the detected nodes; searching edge detection nodes around the detected nodes, combining directions, distances and multiple paths, calculating a multi-path detection comprehensive availability index of each detected node, obtaining a path weighted availability index of each detected node, and selecting a proper detected node as a link node according to the path weighted availability index; the scheduling success rate is improved.
Owner:即刻雾联科技(北京)有限公司
Multi-unmanned aerial vehicle cooperative communication Q value table learning method and scheduling method and device
PendingCN111683409AImprove scheduling success rateWireless communicationPosition/course control in three dimensionsSimulationUncrewed vehicle
The invention provides a Q value table learning method for multi-unmanned aerial vehicle cooperative communication scheduling, a multi-unmanned aerial vehicle cooperative communication scheduling method, a Q value table learning device, electronic equipment and a storage medium. The Q value table learning method comprises the steps of determining an initial Q value table of a current unmanned aerial vehicle, wherein the Q value table records Q values corresponding to different cooperative communication strategies executed by the N unmanned aerial vehicles when the corresponding unmanned aerialvehicle is in each environment state, the different environment states represent different disturbed conditions of the signals of the target frequency band, and each cooperative communication strategy represents a combination of communication strategies of each unmanned aerial vehicle in the N unmanned aerial vehicles; obtaining the Q value tables of other unmanned aerial vehicles except the current unmanned aerial vehicle in the N unmanned aerial vehicles in the Kth time slot; and updating the Q value of the current unmanned aerial vehicle in the Q value table of the Kth time slot through aQ learning mode to obtain the Q value table of the (K + 1) th time slot. The Q value table learning method provided by the invention can improve the overall scheduling success rate of the N unmanned aerial vehicles.
Owner:SHANGHAI TERJIN WIRELESS TECH CO LTD
A kubernetes resource scheduling method, device and electronic device
ActiveCN112286631BOptimizing Resource Scheduling StrategiesReduce wasteResource allocationSoftware simulation/interpretation/emulationDistributed computingElectronic equipment
The invention discloses a Kubernetes resource scheduling method, which allocates the overall task and the runnable nodes in groups, and then performs unified scheduling. S1. Acquire the task group, and judge whether the current total of free resources meets the overall resources required by the task group. If not, do not schedule, and if so, go to step S2; S2, obtain the resources required by each task in the task group, and Obtain the Kubernetes nodes and node resources that can be used to execute the task; S3. Group each task in the task group according to the resources required by each task in the task group, as well as the Kubernetes nodes and node resources that can be used to execute the task; S5. Perform resource scheduling according to task and node grouping. The invention also provides a corresponding Kubernetes resource scheduling device and electronic equipment. The invention enables the cluster to perform scheduling effectively and improves the success rate of task scheduling.
Owner:FENGHUO COMM SCI & TECH CO LTD
Task scheduling method, device and system and computer readable storage medium
PendingCN113703930AAvoid failureAvoid wastingProgram initiation/switchingEngineeringReal-time computing
The invention discloses a task scheduling method, device and system and a computer readable storage medium, and belongs to the technical field of computers. A scheduling device receives a task scheduling request sent by a first user, wherein the task scheduling request comprises a to-be-scheduled task. The scheduling device determines one or more target execution devices for running the to-be-scheduled task based on the target blacklist, the target blacklist comprises a global blacklist and / or a user blacklist, and the target execution devices are not in the global blacklist and the user blacklist corresponding to the first user. And the scheduling device allocates the to-be-scheduled task to one or more target execution devices. A global blacklist and / or a user blacklist are set in the scheduling device; the execution devices with faults or performance problems are added into a global blacklist; the execution nodes which fail to operate the task submitted by a certain user for multiple times are added into the user blacklist corresponding to the user, so that the scheduling success rate of the task scheduling system can be improved.
Owner:HUAWEI CLOUD COMPUTING TECH CO LTD
A Deterministic Scheduling Method for Industrial Wireless Networks Supporting Packet Aggregation
ActiveCN111642022BGuaranteed Deterministic Transmission RequirementsReduce the number of timesTransmission path divisionNetwork topologiesData streamEngineering
Owner:CHONGQING UNIV OF POSTS & TELECOMM
Method for scheduling users in a plurality of communities and wireless access network equipment thereof
The invention discloses a method for scheduling users in a plurality of communities and wireless access network equipment thereof; the method comprises the following steps that: schedulable resource information and information of users to be schedules in various communities are obtained; the resources used by the users to be scheduled in the communities are determined according to the resource information and the user information; the resources used by the users to be scheduled in the communities are notified to the corresponding communities; and the communities distribute the resources used by the users to be scheduled in the communities according to the notice. The invention realizes the centralized scheduling of the resources of various communities, can be used to assist in multi-pointtransmission, can effectively complete the coordinated scheduling of the communities, prevent resource impact and conflict, and improve the success rate of scheduling.
Owner:DATANG MOBILE COMM EQUIP CO LTD
A method and device for scheduling paging messages
ActiveCN108966347BImprove scheduling success rateAvoiding pitfalls that waste paging opportunitiesWireless communicationComputer networkEngineering
Owner:DATANG MOBILE COMM EQUIP CO LTD
A Periodic Scheduling Method in High Performance Networks
ActiveCN110417682BImprove scheduling success rateImprove bandwidth utilizationTransmissionPathPingPeriodic scheduling
Owner:NORTHWEST UNIV
Intelligent analysis and processing system and method for taxi dispatch
ActiveCN104134342BReduce operating costsImprove scheduling success rateRoad vehicles traffic controlLocation information based serviceInformation processingThe Internet
Owner:李艳友
Semi-persistent scheduling data transmission method, communication device and storage medium
ActiveCN109392171BImprove scheduling success rateIncrease flexibilityWireless communicationEngineeringData transmission
Owner:CHINA MOBILE COMM LTD RES INST +1
High-safety key task scheduling method based on inter-core migration
ActiveCN110879746AImprove scheduling success rateImprove securityProgram initiation/switchingResource allocationMulti-core processorDistributed computing
The invention discloses a high-safety key task scheduling method based on inter-core migration. The method is used for solving the technical problem that an existing high-safety key task scheduling method is poor in safety. The method comprises the steps of recording processor mapping of a task in a high-security key mode as pi HI, and recording processor mapping of the task in a low-security keymode as pi LO; when the system is improved from a low-security key mode to a high-security key mode, judging whether a task w which cannot be scheduled on the pi LO can be scheduled after being migrated to the pi HI, if the schedulability is met, migrating the task w to the pi HI for scheduling, and finishing inter-core migration work; and if the task ws meeting the conditions do not exist, judging that the task w cannot be subjected to inter-core migration, and inter-core migration fails. According to the method, the advantages of the multi-core processor are brought into full play on the unschedulable high-security key tasks on the current processor, the unschedulable tasks are schedulable on the new processor through inter-core migration, the scheduling success rate of the high-securitykey tasks is increased, and the security of the system is improved.
Owner:NORTHWESTERN POLYTECHNICAL UNIV
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