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    • 1. 发明申请
    • FILE INPUT/OUTPUT METHOD
    • 文件输入/输出方法
    • US20100205329A1
    • 2010-08-12
    • US12538546
    • 2009-08-10
    • Toshiyuki UKAITsuyoshi TANAKATakashi YASUI
    • Toshiyuki UKAITsuyoshi TANAKATakashi YASUI
    • G06F13/00G06F12/00
    • G06F3/061G06F3/0643G06F3/067
    • Provided is a computer system comprising a computer and a plurality of storage devices. The plurality of storage devices store divided data which is obtained by dividing data contained in a file which can be accesed by the computer. The computer holds configuration information of the processor included in the computer and configuration information of the file which is stored by dividing the file; divides an I/O request of the file into a plurality of I/O requests for the plurality of storage devices; determines whether a predetermined condition is satisfied or not; and assigns a plurality of I/O threads of a number determined based on a result of the determination to the divided plurality of I/O requests. The processor inputs/outputs the divided data of the file held in the plurality of storage devices by using the assigned the plurality of I/O threads.
    • 提供了一种包括计算机和多个存储设备的计算机系统。 多个存储装置存储通过分割包含在可由计算机访问的文件中的数据而获得的分割数据。 计算机保存包含在计算机中的处理器的配置信息和通过分割文件存储的文件的配置信息; 将所述文件的I / O请求划分成用于所述多个存储设备的多个I / O请求; 确定是否满足预定条件; 并且将基于确定结果确定的数量的多个I / O线程分配给分割的多个I / O请求。 处理器通过使用分配的多个I / O线程来输入/输出保存在多个存储装置中的文件的分割数据。
    • 2. 发明授权
    • Shared memory multiprocessor system
    • 共享内存多处理器系统
    • US07506107B2
    • 2009-03-17
    • US11434742
    • 2006-05-17
    • Takashi YasuiShisei FujiwaraNorihiko Murata
    • Takashi YasuiShisei FujiwaraNorihiko Murata
    • G06F13/38
    • G06F15/16
    • In a shared memory multiprocessor system, data reading accesses and data write-back completion notifications are selected in synchronism with all of the nodes to order them. In each of the nodes, a subject address of ordered data reading access is compared with a subject address of ordered data write-back completion notification to detect a data reading operation of the same address which is passed by the completion of the data writing-back operation. Both a data reading sequence and a data writing-back sequence are determined. At this time, such a coherency response for prompting a re-reading operation of the data is transmitted to the node which transmitted the data reading access, so that coherency of the data is maintained.
    • 在共享存储器多处理器系统中,与所有节点同步地选择数据读取访问和数据写回完成通知以对它们进行排序。 在每个节点中,将有序数据读取访问的主题地址与有序数据写回完成通知的主题地址进行比较,以检测通过完成数据写回传递的相同地址的数据读取操作 操作。 确定数据读取序列和数据写回序列。 此时,用于提示数据的重新读取操作的这种一致性响应被发送到发送数据读取访问的节点,从而保持数据的一致性。
    • 8. 发明申请
    • SERVER COMPUTER, SERVER COMPUTER SYSTEM, AND SERVER COMPUTER CONTROL METHOD
    • 服务器计算机,服务器计算机系统和服务器计算机控制方法
    • US20140040349A1
    • 2014-02-06
    • US14003115
    • 2011-09-14
    • Hiroya MatsubaToshiyuki UkaiTakashi Yasui
    • Hiroya MatsubaToshiyuki UkaiTakashi Yasui
    • H04L29/08
    • H04L67/1097G06F11/2038G06F11/2046G06F2201/82
    • A server computer, upon receiving a signal for a write request to a storage device from a management computer, performs a provisional write, which is a write related to the write request signal, to a first storage part in the server computer, and sends a first notification signal indicating that the provisional write has been completed to the management computer. The management computer, upon receiving the first notification signal, transmits a second notification signal indicating that the management computer has received the first notification signal to the server computer. The server computer, upon receiving the second notification signal, performs write processing to the storage device. Thereby, a failure caused by dual execution of write processing to the disk is prevented when transferring processing from a main server to an auxiliary server in a case where the main server fails with regard to processing accompanying writing to the disk.
    • 服务器计算机在从管理计算机接收到对存储装置的写入请求的信号时,向服务器计算机的第一存储部件执行与写入请求信号相关的写入的临时写入,并发送 指示临时写入已经完成的管理计算机的第一通知信号。 管理计算机在接收到第一通知信号后,向管理计算机发送指示管理计算机已经接收到第一通知信号的第二通知信号。 服务器计算机在接收到第二通知信号后,对存储装置进行写入处理。 因此,在主服务器关于伴随写入盘的处理失败的情况下,从主服务器向辅助服务器传送处理时,防止了对盘执行写入处理造成的故障。
    • 9. 发明授权
    • Method for managing storage, program and system for the same
    • 用于管理存储,程序和系统的方法
    • US08447997B2
    • 2013-05-21
    • US13211586
    • 2011-08-17
    • Takashi YasuiMasaaki Shimizu
    • Takashi YasuiMasaaki Shimizu
    • G06F9/30
    • G06F3/0625G06F1/3221G06F1/3268G06F3/0634G06F3/0653G06F3/0689Y02D10/154
    • A system including plural storage devices provides a technique for controlling storage devices in which files are located by a file system, and turning on or off the storage devices based on prediction of the start or end of access to the files. A program that manages power to the storage devices and data access to the storage devices via the files includes means or functions for allocating a storage device as an area in which a file is located, for selecting a storage device in which a file is located, for predicting that access to a file is started for commanding turning on power to a storage device based on the prediction that access to a file is started, for predicting that access to a file terminates, and for commanding turning off power to a storage device based on the prediction that access to a file terminates.
    • 包括多个存储装置的系统提供了一种用于控制文件由文件系统定位的存储装置的技术,并且基于对文件的访问的开始或结束的预测来打开或关闭存储装置。 管理存储设备的电力和经由文件对存储设备的数据访问的程序包括用于将存储设备分配为文件所在的区域的装置或功能,用于选择文件所在的存储设备, 为了预测对文件的访问是基于对文件的访问的预测开始来指示对存储设备的电源的启动,用于预测对文件的访问终止,并且用于指示关闭对存储设备的电源 根据对文件的访问终止的预测。
    • 10. 发明申请
    • COMPUTER SYSTEM AND DATA PROCESSING METHOD FOR COMPUTER SYSTEM
    • 计算机系统和数据处理方法
    • US20120084597A1
    • 2012-04-05
    • US13012094
    • 2011-01-24
    • Takashi YASUIToshiyuki UKAI
    • Takashi YASUIToshiyuki UKAI
    • G06F11/20
    • G06F11/1482G06F11/20
    • A plurality of computers to execute jobs, a management computer to manage the execution of jobs and the disposition of data in the computers and a storage device storing data are interconnected via a network. The management program for the management computer divides the data into distributed data according to hint information and distributively disposes the distributed data and their replicas in memory storages allocated in memories of the computers. The computers execute the job using the distributed data allocated to their own memory. In the event of a fault in any of the computers, the management computer requests computers having the replicas of those distributed data disposed in the faulted computer to re-execute the job.
    • 用于执行作业的多个计算机,用于管理作业的执行的管理计算机和计算机中的数据的处理以及存储数据的存储设备经由网络互连。 管理计算机的管理程序根据提示信息将数据划分为分布式数据,并将分布式数据及其副本分配到分配在计算机的存储器中的存储器中。 计算机使用分配给自己的内存的分布式数据执行作业。 在任何计算机发生故障的情况下,管理计算机请求具有布置在故障计算机中的分布式数据的副本的计算机重新执行该作业。