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    • 11. 发明申请
    • Computer system, data management method, and program
    • 计算机系统,数据管理方法和程序
    • US20060218367A1
    • 2006-09-28
    • US11244038
    • 2005-10-06
    • Toshiyuki UkaiYoshifumi TakamotoMasaaki ShimizuYoshiko Yasuda
    • Toshiyuki UkaiYoshifumi TakamotoMasaaki ShimizuYoshiko Yasuda
    • G06F13/28G06F12/16
    • G06F3/0665G06F3/061G06F3/0647G06F3/067
    • A technology capable of achieving the LU migration in terms of a file system and a logical volume and the effective migration in a host computer which provides a file system function and a logical volume function is provided. A computer system has I/O access unification and management means that obtains RAID configuration information and RAID statistical information in a disk array system and manages an I/O access unified management table in which file system configuration information and logical volume configuration information managed by an OS are unified. Also, the computer system has migration volume deciding means that determines a migration method based on the I/O access unified management table, migration influence predicting means that obtains migration influence prediction information, and RAID linkage migration performing means.
    • 提供了一种能够在文件系统和逻辑卷方面实现LU迁移的技术以及提供文件系统功能和逻辑卷功能的主机中的有效迁移。 计算机系统具有在磁盘阵列系统中获取RAID配置信息和RAID统计信息的I / O访问统一和管理装置,并且管理I / O访问统一管理表,其中文件系统配置信息和逻辑卷配置信息由 操作系统统一。 此外,计算机系统具有基于I / O访问统一管理表,获取迁移影响预测信息的迁移影响预测单元和RAID连接迁移执行单元来确定迁移方法的迁移量决定单元。
    • 12. 发明授权
    • Process of transferring file, process of gaining access to data and
process of writing data
    • 传输文件的过程,获取数据的过程和写入数据的过程
    • US5715452A
    • 1998-02-03
    • US357192
    • 1994-12-13
    • Toshiaki MoriToyohiko KagimasaKikuo TakahashiToshiyuki Ukai
    • Toshiaki MoriToyohiko KagimasaKikuo TakahashiToshiyuki Ukai
    • G06F12/00G06F3/06G06F13/00G11B20/10G06F17/30
    • G06F3/0613G06F3/0655G06F3/0674G11B20/10Y10S707/99931Y10S707/99952Y10S707/99953
    • To transfer a file comprising block data at high speed between sequential access type auxiliary memories, a file transmission program inquires of an operating system about the physical storage positions of the block data, determines a reading order to reduce the read access time on the basis of the results of inquiry, and issues read requests sequentially to the operating system according to the reading order. The file transmission program requests the operating system to transmit the read block data. The block data together with respective logical identification data, for example, logical block numbers, are transmitted to a receiving end which may be another computing system. The operating system at the receiving end is requested to secure the number of physical data blocks required to store the block data. The write order of the block data to the physical data blocks is then determined to reduce the access time and the block data are respectively stored in the secured physical data blocks according to the write order. Sequentially, a pair of the logical identifiers of each block data actually written to the data area and physical identification data of the data blocks are stored in the data area.
    • 为了在顺序访问型辅助存储器之间高速地传送包括块数据的文件,文件传输程序向操作系统询问块数据的物理存储位置,确定读取顺序以减少读取访问时间 查询结果,并根据阅读顺序将读取请求顺序发送到操作系统。 文件传输程序请求操作系统发送读块数据。 将块数据连同相应的逻辑识别数据(例如,逻辑块号)一起发送到可以是另一个计算系统的接收端。 请求接收端的操作系统确保存储块数据所需的物理数据块的数量。 然后确定块数据到物理数据块的写入顺序以减少访问时间,并且根据写入顺序将块数据分别存储在安全物理数据块中。 顺序地,实际写入数据区的每个块数据的一对逻辑标识符和数据块的物理标识数据被存储在数据区中。
    • 13. 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。
    • 14. 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。