Abstract: An information processing apparatus includes a memory and a processor couple to the memory and configured to generate one or more job groups by grouping multiple jobs of execution targets in descending order of priority, and perform a control for scheduling execution timings regarding the multiple jobs such that scheduling of respective jobs included in a specific job group including a job having a higher priority is implemented by priority over scheduling of respective jobs included in other job groups. The processor performs the control for scheduling the execution timings of the respective jobs included in the specific job group such that an execution completion time of all the jobs included in the specific job group satisfies a predetermined condition.

Abstract: A scheduler includes circuitry configured to, based on similarity between execution time and power consumption information of jobs executed in a system, classifies jobs into groups, construct respective time series prediction models for the groups using a power waveform included in each of the groups as teacher data, predict a power waveform at an interval including a first time from each of the constructed time series prediction models, compare a power waveform at an interval including a first time of a job in execution for which power is to be predicted with the predicted power waveform of each of the groups to identify a similar time series prediction model, based on the identified time series prediction model, predict power consumption at a predetermined interval including a second time for the job for which power is to be predicted, and control job execution based on the predicted power consumption.

Abstract: A communication controller includes a position-information acquiring unit, a movement-information acquiring unit, a selector, and a determination unit. The position-information acquiring unit acquires position information of each of a plurality of base-station devices. The movement-information acquiring unit acquires movement information of a terminal device. The selector selects, as a handover candidate, at least one base-station device from among the plurality of base-station devices in accordance with the position information and the movement information. The determination unit determines a base-station device that is a handover destination, in accordance with a result of a cell search performed on the at least one base-station device selected by the selector.

Abstract: A non-transitory computer-readable recording medium storing a data generation program that causes a processor included in a computer to execute a process, the process includes clustering first waveform data indicating electric power at each measurement point consumed during job execution in a system, and generating, using a first method of statistically padding data based on the first waveform data contained in each of clusters and a second method of padding the data based on a feature amount of the data, second waveform data such that a number of pieces of waveform data contained in each of the clusters falls within a predetermined range.

Abstract: A storage medium storing a job prediction program that causes a computer to execute a process includes extracting a first job that has a similar topic distribution to a prediction target job from a plurality of past jobs based on a first topic model trained with information regarding a plurality of jobs; extracting a second job that has a similar topic distribution to the prediction target job from the plurality of past jobs based on a second topic model trained with information regarding a job of which the data input/output amount is equal to or more than a predetermined value, the job being a part of the plurality of jobs of which information is used to train the first topic model; and outputting the data input/output amount of the first job or the second job.

Abstract: A power estimation method includes acquiring first consumed power information indicating a change in power consumed for a first time period from a first time to a second time within a time period elapsed from the start of the execution of a first job, and second consumed power information indicating a change in power consumed for a second time period from a third time to a fourth time within the time period elapsed from the start of the execution of the first job, the third time being after the second time, generating, from the first consumed power information, a first estimation model for estimating power to be consumed by the job for the first time period, and generating, from the second consumed power information, a second estimation model for estimating power to be consumed by the job for the second time period.

Abstract: A non-transitory computer-readable recording medium has stored therein a program that causes a computer to execute a process including: dividing a time from a start to an end of execution of a first job into a plurality of time periods, the time being represented in first power consumption information; calculating a cycle of a time-series variation of power consumption within each time period; generating, for each of the plurality of time periods, a prediction model for predicting power consumption of a predetermined future time; acquiring second power consumption information that is an actual measurement value of power consumption according to an elapsed time from a start of execution of a second job that is being executed; and predicting future power consumption of the second job, using the prediction model generated for a time period including the elapsed time from the start of execution of the second job to a present.

Abstract: An apparatus calculates, based on attribute information of a new job and jobs that have been executed, a first similarity level of the attribute information between the new job and the jobs by using a calculation expression, identifies a job whose attribute information is most similar to that of the new job as a first candidate job, and estimates power consumption to be consumed by the new job at power consumption of the first candidate job. The apparatus calculates, for at least one of the jobs, a second similarity level of power consumption between the at least one of the jobs and the new job, identifies a job whose power consumption is most similar to that of the new job as a second candidate job, and adjusts the calculation expression to increase the first similarity level to be calculated between the new job and the second candidate job.

Abstract: A memory stores therein group information indicating two or more node groups generated by dividing a set of nodes including a plurality of nodes to execute a plurality of jobs. With respect to each of the plurality of jobs, a processor causes one node group to execute the job. The one node group is selected for the job according to the number of nodes to be used for the job from the two or more node groups indicated by the group information. The processor generates, with respect to each of the two or more node groups, distribution information regarding the waiting times of two or more jobs executed by the node group among the plurality of jobs and changes the group count of the two or more node groups on the basis of the distribution information.

Abstract: First clustering is performed on a plurality of samples each including time-series measurement values of power consumption to thereby generate a plurality of first clusters. The plurality of first clusters are each classified as a second cluster satisfying a determination condition or a third cluster that does not satisfy the determination condition. The determination condition includes at least one of a first criterion in which the variance of correlation values between samples is less than a first threshold and a second criterion in which the average of the correlation values exceeds a second threshold. Second clustering is performed on samples included in the third cluster to divide the third cluster into a plurality of fourth clusters. Training data for use in generation of a model for predicting power consumption is generated based on the second cluster and at least one of the fourth clusters.

Abstract: A job scheduling method executed by a computer, the method comprising: identifying a first power consumption needed to execute a plurality of first jobs executed in a past and a plurality of nodes used to execute the plurality of first jobs; identifying a second power consumption needed for each of the plurality of nodes used to execute the plurality of first jobs to execute a job, based on the first power consumption and the plurality of nodes; identifying a first node of which the second power consumption is greater than a predetermined threshold value, from among the plurality of nodes; identifying a third job in which a number of nodes used for execution is equal to or greater than a number of the first nodes, from among a plurality of second jobs to be executed; and setting a timing of executing the third job to a predetermined time.

Abstract: The process includes determining execution timings of a plurality of jobs stored in a plurality of queues, respectively, in each of a plurality of time zones, based on priorities that correspond to the plurality of queues, and an order in which the plurality of jobs are stored in the plurality of queues, when at least one of values that indicate progress statuses that correspond to the plurality of queues included in a group that has a higher priority of a priority of queues than other groups among the plurality of groups is less than a threshold value.

Abstract: A job power consumption is predicted by a computer. For each waveform of a plurality of waveforms indicating a temporal change in power consumption of a job, divide the waveform into a plurality of partial waveforms each with a given length and creates a histogram for types of partial waveforms, and store the histogram in association with the waveform in a first storage area. A new histogram for a prediction target waveform of a new job is created. From the first storage area, waveforms respectively associated with a plurality of histograms to be combined together into an enlarged histogram in which each frequency of the created histogram is multiplied by a given number are selected. A power consumption of the new job is predicted by a prediction model adjusted by using the selected waveforms.

Abstract: A process includes calculating a first predicted-power-consumption obtained by predicting a first power-consumption of a first job in a first period based on information before the first period, when an error between the first power-consumption and the first predicted-power-consumption is less than a threshold-value, at time of scheduling to allocate second jobs to calculation-nodes so that a total estimated-power-consumption in a second period after the first period of each of the second jobs including the first job allocated to the calculation-nodes is equal to or less than a predetermined first power, determining a first estimated-power-consumption of the first job in the second period, as a second predicted-power-consumption obtained by predicting a power-consumption when the first job is executed in the second period, and when the error is equal to or larger than the threshold-value, determining the first estimated-power-consumption at the time of the scheduling as a predetermined second power.

Abstract: A management apparatus includes a memory; and a processor configured to: store configuration information and performance information for each of a plurality of information processing apparatuses acquired from a host OS executed by each of a plurality of groups to which the plurality of information processing apparatuses belong and each of which provides a given service into the memory for each of the plurality of groups, select, based on the configuration information and the performance information, a movement target virtual machine for each of the plurality of groups, when the movement target virtual machine is moved to the different group, determine whether a performance value of a service corresponding to the movement target virtual machine satisfies a reference value, and when it is determined that the performance value satisfies the reference value, determine to move the movement target virtual machine from the target group to the different group.

Abstract: A communication controller includes a position-information acquiring unit, a movement-information acquiring unit, a selector, and a determination unit. The position information acquiring unit acquires position information of each of a plurality of base-station devices. The movement-information acquiring unit acquires movement information of a terminal device. The selector selects, as a handover candidate, at least one base-station device from among the plurality of base-station devices in accordance with the position information and the movement information. The determination unit determines a base-station device that is a handover destination, in accordance with a result of a cell search performed on the at least one base-station device selected by the selector.

Abstract: A non-transitory computer-readable recording medium stores therein a program that causes a computer to execute a process, the process including: specifying first job information related to a new job; referring to a storage that stores second job information and power information for each of past jobs to specify a predetermined number of pieces of third job information of which matching status with the first job information satisfies a first condition; determining, for each piece of the third job information, whether a matching status with the first job information satisfies a second condition; specifying one piece of the third job information based on a determination result; specifying power information associated with the one piece of the third job information; correcting the specified power information in accordance with the determination result; and estimating power information indicating power consumption at a time of executing the new job based on the corrected power information.

Abstract: A data center management method executed by a computer that includes a first memory and a second memory, the method includes storing, in the second memory, a predicted value calculated based on measured values obtained as measurement data and differences each corresponding to the measurement data obtained a predetermined period ago; storing, in the first memory, the measurement data as the measured value; calculating, based on each of the stored measured values, an amount of change which is a difference between the measured value and the predicted value, and storing the calculated amount in the second memory; calculating first corrected prediction data based on the measured value currently measured and the measurement values previously measured; calculating second corrected prediction data based on previous amounts of change and the first corrected prediction data; and controlling the device using an operation amount calculated based on the second corrected prediction data.

Abstract: An information processing apparatus includes a memory and a processor couple to the memory and configured to generate one or more job groups by grouping multiple jobs of execution targets in descending order of priority, and perform a control for scheduling execution timings regarding the multiple jobs such that scheduling of respective jobs included in a specific job group including a job having a higher priority is implemented by priority over scheduling of respective jobs included in other job groups. The processor performs the control for scheduling the execution timings of the respective jobs included in the specific job group such that an execution completion time of all the jobs included in the specific job group satisfies a predetermined condition.

Abstract: A communication system includes a base station apparatus, a mobile station apparatus, and a communication device. The base station apparatus performs communication with one or a plurality of the communication devices via the mobile station apparatus. The mobile station apparatus includes a first mobile station communicator that performs first communication with the base station apparatus, a second mobile station communicator that performs second communication with the communication device, and a mobile station controller that acquires a device type of the communication device and, on the basis of the device type thus acquired, generates request information for requesting the base station apparatus for a communication control configuration of the first communication.