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    • 3. 发明申请
    • COMPUTER SYSTEM FOR PROCESSING STREAM DATA
    • 用于处理流数据的计算机系统
    • US20110040746A1
    • 2011-02-17
    • US12715289
    • 2010-03-01
    • Atsuro HandaKazuho TanakaSatoru WatanabeTomohiro HanaiKazunori Tamura
    • Atsuro HandaKazuho TanakaSatoru WatanabeTomohiro HanaiKazunori Tamura
    • G06F17/30
    • G06F16/24568
    • It is provided a computer system for processing stream data, in which queries that are set in advance are executed to output a result. The queries include a first query, a second query and a third query. The first query is executed to output a first intermediate result. The second query is executed to output a second intermediate result. The third query is executed with inputting the first intermediate result and the second intermediate result to output the result. The computer system extracts first contribution information including part of the first stream data contribute to the first intermediate result, extracts second contribution information including part of the first stream data contribute to the second intermediate result, extracts third contribution information including part of the first stream data contribute to the result, and holds relation between the result and the third contribution information.
    • 提供了一种用于处理流数据的计算机系统,其中执行预先设置的查询以输出结果。 查询包括第一个查询,第二个查询和第三个查询。 执行第一个查询以输出第一个中间结果。 执行第二查询以输出第二中间结果。 通过输入第一中间结果和第二中间结果来执行第三查询以输出结果。 计算机系统提取包括贡献于第一中间结果的第一流数据的一部分的第一贡献信息,提取包括贡献于第二中间结果的第一流数据的部分的第二贡献信息,提取包括第一流数据的一部分的第三贡献信息 对结果做出贡献,并将结果与​​第三个贡献信息保持关系。
    • 4. 发明授权
    • Failure recovery method, computer system, and storage medium recorded failure recovery program for a stream data processing system
    • 故障恢复方法,计算机系统和存储介质记录了流数据处理系统的故障恢复程序
    • US08369207B2
    • 2013-02-05
    • US12644973
    • 2009-12-22
    • Noriaki TakahashiSatoru WatanabeTomohiro Hanai
    • Noriaki TakahashiSatoru WatanabeTomohiro Hanai
    • G06F11/00
    • G06F11/2097G06F11/2038G06F11/2048G06F2201/835
    • Provided is a failure recovery method for switching to a standby system if a failure occurs in an active system, which allows reduction of loads on the standby system and a network. A computer system, which receives data to which timestamp information is appended in a chronological order and processes the received data by registered queries, includes the active system for processing the received data and the standby system for processing the received data instead of the active system upon occurrence of a failure. The active system processes the received data by the respective queries according to a predefined sequence, and transmits results obtained from the received data by the respective queries to the standby system as intermediate data on a query basis at a predetermined timing. The standby system restores the data by processing the received data and the intermediate data if a failure occurs in the active system.
    • 提供了如果在活动系统中发生故障而切换到备用系统的故障恢复方法,这允许减少备用系统和网络上的负载。 接收按时间顺序接收时间戳信息的数据并通过注册查询处理接收到的数据的计算机系统包括用于处理接收到的数据的活动系统和用于处理接收到的数据而不是主动系统的备用系统 发生故障。 活动系统根据预定义的顺序对相应查询处理接收到的数据,并且在预定的定时将基于各个查询的接收数据获得的结果作为中间数据在查询的基础上发送到备用系统。 如果在活动系统中发生故障,则备用系统通过处理接收到的数据和中间数据来恢复数据。
    • 5. 发明授权
    • Processing method, and computer for fault recovery
    • 处理方法和故障恢复计算机
    • US08276019B2
    • 2012-09-25
    • US12536601
    • 2009-08-06
    • Satoru WatanabeTomohiro Hanai
    • Satoru WatanabeTomohiro Hanai
    • G06F11/00
    • G06F11/1471G06F11/1438
    • A computer for the stream data processing system includes a query recovery point management table. A recovery point management section determines a recovery point for the stream data processing system by identifying an oldest one of input tuples used for generating output tuples, which are managed, or an earlier tuple through the use of a query recovery point stored in the query recovery point management table, and transmits the determined recovery point for the stream data processing system to an additional computer. The additional computer stores the last-received recovery point for the stream data processing system in a checkpoint file. When the computer for the stream data processing system recovers from a fault, the additional computer transmits the data succeeding the stored recovery point to the computer for the stream data processing system.
    • 用于流数据处理系统的计算机包括查询恢复点管理表。 恢复点管理部分通过使用存储在查询恢复中的查询恢复点来识别用于生成被管理的输出元组的最旧的输入元组或者较早的元组来确定流数据处理系统的恢复点 点管理表,并将确定的流数据处理系统的恢复点发送到附加计算机。 附加计算机将流数据处理系统的最后接收的恢复点存储在检查点文件中。 当流数据处理系统的计算机从故障中恢复时,附加计算机将存储的恢复点之后的数据发送到用于流数据处理系统的计算机。
    • 6. 发明申请
    • FAILURE RECOVERY METHOD, COMPUTER SYSTEM, AND STORAGE MEDIUM RECORDED FAILURE RECOVERY PROGRAM FOR A STREAM DATA PROCESSING SYSTEM
    • 数据处理系统的故障恢复方法,计算机系统和存储介质记录故障恢复程序
    • US20100232286A1
    • 2010-09-16
    • US12644973
    • 2009-12-22
    • Noriaki TAKAHASHISatoru WatanabeTomohiro Hanai
    • Noriaki TAKAHASHISatoru WatanabeTomohiro Hanai
    • H04L12/26
    • G06F11/2097G06F11/2038G06F11/2048G06F2201/835
    • Provided is a failure recovery method for switching to a standby system if a failure occurs in an active system, which allows reduction of loads on the standby system and a network. A computer system, which receives data to which timestamp information is appended in a chronological order and processes the received data by registered queries, includes the active system for processing the received data and the standby system for processing the received data instead of the active system upon occurrence of a failure. The active system processes the received data by the respective queries according to a predefined sequence, and transmits results obtained from the received data by the respective queries to the standby system as intermediate data on a query basis at a predetermined timing. The standby system restores the data by processing the received data and the intermediate data if a failure occurs in the active system.
    • 提供了如果在活动系统中发生故障而切换到备用系统的故障恢复方法,这允许减少备用系统和网络上的负载。 接收按时间顺序接收时间戳信息的数据并通过注册查询处理接收到的数据的计算机系统包括用于处理接收到的数据的活动系统和用于处理接收到的数据而不是主动系统的备用系统 发生故障。 活动系统根据预定义的顺序对相应查询处理接收到的数据,并且在预定的定时将基于各个查询的接收数据获得的结果作为中间数据在查询的基础上发送到备用系统。 如果在活动系统中发生故障,则备用系统通过处理接收到的数据和中间数据来恢复数据。
    • 10. 发明申请
    • ENGINE CONTROL DEVICE
    • US20150081101A1
    • 2015-03-19
    • US14347025
    • 2011-09-28
    • Satoru Watanabe
    • Satoru Watanabe
    • F01B25/00G05B15/02
    • F01B25/00F02D41/068F02D41/2416F02D41/2422F02D41/266F02D2200/021F02D2200/0414F02D2200/501G05B15/02
    • It is a task of the invention to make it possible to calculate a control target value of one actuator or control target values of a plurality of actuators regarding engine control at a high speed through the use of a multicore processor. With a view to accomplishing this task, a plurality of lattice points that are arranged on a two-dimensional orthogonal coordinate system having axes representing a first operating condition and a second operating condition respectively are associated respectively with at least one or some of a plurality of cores that are arranged in a latticed manner on the multicore processor on one-on-one level on a same line as on the two-dimensional orthogonal coordinate system, and a calculation program for calculating an optimal control value at the associated lattice point or calculation programs for calculating optimal control values at the associated lattice points are allocated respectively to at least one or some of the plurality of the cores. In addition, each of the cores with which the lattice points are associated respectively is programmed, in a case where an operation area on the two-dimensional orthogonal coordinate system to which a current operating point belongs is an area that is defined by the lattice point associated with each of the cores itself, to transmit, to an interpolation calculation core, an optimal control value at the relevant lattice point that is calculated by each of the cores itself. The interpolation calculation core is programmed to perform an interpolation calculation of an optimal control value at the current operating point using optimal control values at all the lattice points that define the operation area on the two-dimensional orthogonal coordinate system to which the current operating point belongs. In addition, the multicore processor outputs the optimal control value at the current operating point, which is obtained from the interpolation calculation core, as a control target value of each of the actuators.