Abstract: A computer that receives a first instruction for interrupting or stopping operation of the virtual machine; that obtains a duration time corresponding to the virtual machine for which the first instruction is received; that determines whether a second instruction for operating the virtual machine has been received during the obtained duration time; and that determines whether to output a third instruction for interrupting or stopping operation of the computer based at least on whether the second instruction for operating the virtual machine has been received during the obtained duration time.

Abstract: An event detection computer system includes: a plurality of virtual machines for implementing virtual execution environments; an event detection portion for detecting an event that occurred in the virtual execution environments; and an event presentation portion for presenting, when an event occurred in the virtual execution environment not displayed on the display device being detected by the event detection portion, event information concerning the event occurred in the virtual execution environment in a virtual execution environment currently displayed on the display device.

Abstract: An IT resource management system for managing a plurality of IT resources owned by a plurality of operating entities includes a supply condition accumulating part for accumulating a supply condition of a surplus IT resource, a demand condition accumulating part for accumulating a demand condition of an insufficient IT resource, a matching part for extracting a set of a supply condition and a demand condition matched with each other from the supply conditions and the demand conditions accumulated in the accumulating parts, and an assigning part for allowing an IT resource under the supply condition of the set to be available for an operating entity under the demand condition of the set.

Abstract: Network information-distribution method and device for transmitting information utilizing information-exchange relationships among users. Information is transmitted from user 1 to all or a portion of user 1's buddies, e.g., users 12 and 13. Next, having received the information, users 12 and 13 then forward the information to their respective buddies. The information is forwarded, for example, to users 211 and 212 registered on user 12's buddy list 21. Likewise, the information is also transmitted to the user group registered on user 13's buddy list 22. By repeating this, buddy lists expressing information-exchange relationships among users are utilized to distribute the information to great numbers of persons.

Abstract: A virtual machine system includes a virtual battery manager, a discharge calculator, and a discharger. The virtual battery manager manages a virtual battery for running a virtual machine. The virtual battery holds electric energy used by the virtual machine. The virtual battery is capable of discharging and being charged. The discharge calculator calculates a discharged amount of the virtual battery by calculating energy consumption of the virtual machine with reference to a consumption policy and a consumption allocation table when a resource quota for the virtual machine satisfies a predefined condition for discharging. The consumption policy defines a maximum amount of total energy consumption of the plurality of virtual machines. The consumption allocation table contains an allocated ratio of energy consumption for each of the plurality of virtual machines. The discharger decreases a battery level of the virtual battery.

Abstract: A resource migration system includes a plurality of servers. A first (second) server includes a first (second) main memory and a first (second) memory data manager. The first memory data manager manages a set of first data segments formed by copying a plurality of segments of first memory data stored in the first main memory. The second memory data manager receives resource data regarding the first data segments from the first server, determines whether each first data segment is able to be replaced by any of second data segments formed by copying a plurality of segments of second memory data stored in the second main memory, receives from the first server some first data segments which have been determined to be unable to be replaced by any second data segment, and reconstructs the set of first data segments with received first data segments and some second data segments.

Abstract: A storage medium stores a cache control program which causes a computer to execute receiving a feed that concerns any desired site. The computer judges whether or not a rich content specified from the feed among contents stored in a first server is cached, on the basis of the number of subscribers to the feed received, and transmits a cache instruction for the rich content to a second server that accepts a transmission request for the rich content from a terminal apparatus of the subscriber, in a case where the rich content needs to be cached.

Abstract: A model creation support system includes a model managing part that acquires and accumulates an identifier of a model, data indicating a phenomenon, data indicating a regression equation, and evaluation data from an information processing apparatus that predicts or analyzes the phenomenon, using a model represented by the regression equation, a factor value extracting part that generates and records factor value data indicating the degree to which the factor contributes to the model from the accumulated data, and a model proposing part that refers to the factor value data based on a request for supporting model creation and model condition data received from the information processing apparatus, thereby generating and outputting support data containing a factor capable of contributing to the model to the information processing apparatus. Thus, information on factors of the model can be accumulated and utilized for enhancement of the fitting degree of the model.

Abstract: A user state presumption system includes a category storage, a transition model recorder, a log receiver, a log abstracting par, a behavior categorizing part, a category presuming part, a transition probability storage, a transition probability calculator, an intended behavior judging part; an intended behavior probability recorder; and an intended behavior probability calculator.

Abstract: A sensor evaluation system communicating to a plurality of sensors and an analysis system providing analysis service using time series sensor data obtained from at least one of the plurality of sensors includes a time series data recorder recording a time series data showing changes with time of events having predetermined relations with the analysis service associating with the analysis system, a sensor relevance ratio calculator calculating sensor relevance ratios indicating relevance ratios of sensor data to the time series data by comparing changes with time of events indicated by the time series data and time series records of the sensor data used by the service execution part to provide analysis service in the same period, and a sensor importance calculator calculating sensor importance using the sensor relevance ratio calculated by the sensor relevance ratio calculator as a guide before recording the calculated sensor importance in a sensor importance recorder.

Abstract: An analysis system for analyzing the usage pattern of a machine operating in accordance with control information transmitted from an information processing apparatus by using an analysis apparatus. The system includes the information processing apparatus and the analysis apparatus. The information processing apparatus includes a first transmitting part transmitting control information for controlling the machine to the analysis apparatus.

Abstract: A sensor information management system is connected to a network including a plurality of sensors and a computer including a service providing unit for providing services using data presented by at least one of the plurality of sensors. The sensor information management system includes: a sensor profile information record unit for recording sensor profile information; a sensor request information record unit for recording sensor request information; a scenario record unit for recording scenario data; a scenario generation unit for determining an operation for allowing the sensor, and recording the scenario data including the operation; and a scenario management unit for generating a control signal for allowing each sensor and transmitting the generated signal to the each sensor.

Abstract: An electronic file system includes an operating device for receiving an input for performance of an operation on an electronic file and an approval device used for approving of the operation on the electronic file. The electronic file includes an operation file on which an operation is to be performed and a restriction file indicating a restriction condition (policy) for restricting an operation performable on the operation file and a request destination for approval of the restricted operation. The operating device includes determination means for determining whether the operation to be performed on the operation file is permitted in accordance with the restriction condition described in the restriction file and means for, when it is determined that the operation corresponds to the restriction condition, transmitting to the approval device described as the request destination in the restriction file an approval request for requesting approval of the operation.

Abstract: A calculation device calculates information relating to a processing speed for a plurality of processing devices which execute various kinds of process in response to a request from a process request device. The calculation device includes a response time calculation part which calculates a response time for each processing device, based on a time which each processing device needs for the process, a permissible time calculation part which calculates a permissible time for each item of identification information corresponding to the process request device, based on a time from a start of a request for the process, from the process request device to the processing device, to an interruption of the request for the process, and a calculation part which calculates information relating to a processing speed, for each processing device, for each item of identification information.

Abstract: According to an aspect of the embodiment, a wireless tag which outputs information through a communication part in response to a command of a controlling part. The wireless tag has a storage part which stores a plurality of encrypted identifications. The wireless tag has an output part outputting an identification which has not been output yet, of the identification stored in said storage part, out of the identifications stored in the storage part, when a request for outputting the identification is externally transmitted, through said communication part in accordance with said controlling part. The wireless tag includes a restricting part, which restricts an output of the encrypted identification stored in said storage part in accordance with said controlling part when said output part has output all of the identification stored in said storage part.

Abstract: An event type estimation system includes a log aggregation unit that generates time-series data representing the fluctuation in traffic to a site from log data, a deviation testing unit that extracts an interval showing an anomalous fluctuation from the time-series data, a waveform decomposition unit that optimizes a peak waveform, a normal waveform and a vertical waveform set by a waveform setting unit, in order to approximate the fluctuation in traffic in the interval extracted by the deviation testing unit with a composite of the peak waveform, the normal waveform and the vertical waveform, and an event determination unit that determines the type of event that caused the anomalous fluctuation, based on the waveforms optimized by the waveform decomposition unit and the rules of a rule recording unit. The event type estimation system is thereby able to extract access fluctuation anomalies from log data and estimate the type of event that caused the anomalous fluctuation.

Abstract: A service evaluation system that evaluates a service in an IT system providing the service to a service user using an IT resource operated by a service operator includes a log acquisition part that acquires log data of the IT resource from a log data storage part, an interpretation data storage part that stores interpretation condition data representing a standard for interpreting the log data and interpretation result data representing a use state of the service by the service user, associated with the interpretation condition data, and a log evaluation part that extracts and outputs the interpretation result data stored in the interpretation data storage part, when the log data acquired by the log acquisition part satisfies the standard represented by the interpretation condition data.

Abstract: A time factor feature generation system includes: a use status grasping portion that extracts transition data showing variations in degree of use of a site from log data; a variation data generating portion that generates, based on the transition data, variation data expressing the variations in degree of use of the site as a group Y of values showing the degree of use of the site; a time factor data recording portion in which a plurality of time factors and time factor values of each of the plurality of time factors are recorded; a time factor extracting portion that generates groups Di of time factor values, each of which corresponds to a time factor extracted from among the plurality of time factors; and a time factor feature generating portion 13 that calculates coefficients ai such that a square of an error b has a minimum value in an equation in which the groups Di and the group Y are used as an explaining variable and an explained variable, respectively, thereby to generate data showing a time factor f

Abstract: Simplified sharing of information among service-provision systems. A first message (Msg1) containing service information is transmitted from a first service-provision server (2a) to a first service controller (11a) [#1], wherein it is interpreted, and, for example, a second message (Msg2) is created from the service information contained in the first message (Msg1) and is transmitted to a message router (12) [#2]. The second message (Msg2) is further sent to a router controller (14) and interpreted [#3], and an action rule is determined [#4]. The action rule is executed by the message router (12), whereby the second message (Msg2) is transmitted to a second service controller (11b) [#5]. As a result, a portion of the service information contained in the second message (Mesg2) is extracted, and a third message (Msg3) is created and transmitted to a second service-provision server (2b) [#6].

Abstract: A management system for managing a plurality of computers and a plurality of pieces of software in a computer center includes: a selection data storage part for storing data regarding allocation destination selection, the data including at least either one of operation data and temperature data, wherein the operation data represent states of execution of the pieces of software by the computers, respectively, and temperature data represent temperature distribution in the computers; an instruction generation part for extracting an overheated computer that is assumed to emit more heat as compared with the other computers, and a less-heated computer that is assumed to emit less heat as compared with the other computers, by using the data regarding allocation destination selection, and generating an instruction for relocating at least a part of a piece of software allocated to the overheated computer to the less-heated computer; and an instruction part for outputting the instruction.