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11. 发明授权

US08447915B2 Flash memory device for allocating physical blocks to logical blocks based on an erase count 有权
标题翻译：闪存设备，用于根据擦除次数将物理块分配给逻辑块
公开(公告)号：US08447915B2
公开(公告)日：2013-05-21
申请号：US12668755
申请日：2009-07-23
申请人： Akihiko Araki , Sadahiro Sugimoto , Masayuki Yamamoto , Akira Yamamoto
发明人： Akihiko Araki , Sadahiro Sugimoto , Masayuki Yamamoto , Akira Yamamoto
IPC分类号： G06F12/00
CPC分类号： G06F12/0246 , G06F2212/7211
摘要： A controller in a flash memory device manages erase count of each physical block and manages the erase frequency of each logical block. The controller allocates a logical block whose erase frequency is high to one or more physical blocks whose erase count is low.
摘要翻译：闪速存储装置中的控制器管理每个物理块的擦除计数并管理每个逻辑块的擦除频率。控制器将擦除频率高的逻辑块分配给擦除次数较少的一个或多个物理块。

12. 发明授权

US08392648B2 Storage system having a plurality of flash packages 有权
公开(公告)号：US08392648B2
公开(公告)日：2013-03-05
申请号：US12670241
申请日：2009-07-22
申请人： Akira Yamamoto , Sadahiro Sugimoto , Akihiko Araki , Masayuki Yamamoto
发明人： Akira Yamamoto , Sadahiro Sugimoto , Akihiko Araki , Masayuki Yamamoto
IPC分类号： G06F12/00
CPC分类号： G06F3/0631 , G06F3/0604 , G06F3/0616 , G06F3/0619 , G06F3/064 , G06F3/0647 , G06F3/0665 , G06F3/0688 , G06F3/0689 , G06F12/0246 , G06F2212/7204 , G06F2212/7208 , G11C16/349
摘要： A storage system 100, which has a plurality of flash packages 230, has a function for minimizing the imbalance of the number of deletions of each block inside the flash package 230 and a block-unit capacity virtualization function, and efficiently manifests lessening of the imbalance of the number of deletions and reduction in the data storage capacity for the entire storage system 100 by having functions for calculating the number of deletions and the data occupancy of each flash package 230, and for transferring data between the flash packages 230 on the basis of the values of these number of deletions and data occupancy.

13. 发明授权

US08370578B2 Storage controller and method of controlling storage controller 有权
标题翻译：存储控制器和控制存储控制器的方法
公开(公告)号：US08370578B2
公开(公告)日：2013-02-05
申请号：US13119292
申请日：2011-03-03
申请人： Yoshihiro Yoshii , Mitsuru Inoue , Kentaro Shimada , Sadahiro Sugimoto
发明人： Yoshihiro Yoshii , Mitsuru Inoue , Kentaro Shimada , Sadahiro Sugimoto
IPC分类号： G06F12/00
CPC分类号： G06F12/0871 , G06F12/0868
摘要： Provided is a storage controller and method of controlling same which, if part of a storage area of a local memory is used as cache memory, enable an access conflict for access to a parallel bus connected to the local memory to be avoided.A storage controller which exercises control of data between a host system and a storage apparatus, comprising a data transfer control unit which exercises control to transfer the data on the basis of a read/write request from the host system; a cache memory which is connected to the data transfer control unit via a parallel bus; a control unit which is connected to the data transfer control unit via a serial bus; and a local memory which is connected to the control unit via a parallel bus, wherein the control unit decides to assign, from a cache segment of either the cache memory or the local memory, a storage area which stores the data on the basis of a CPU operating rate and a path utilization of the parallel bus connected to the cache memory.
摘要翻译：提供了一种存储控制器及其控制方法，如果将本地存储器的存储区域的一部分用作高速缓存存储器，则能够访问与本地存储器相连的并行总线的访问冲突以避免。一种在主机系统和存储装置之间执行数据控制的存储控制器，包括：数据传输控制单元，其执行基于来自主机系统的读/写请求传送数据的控制; 高速缓冲存储器，其通过并行总线连接到数据传送控制单元; 控制单元，经由串行总线连接到数据传送控制单元; 以及经由并行总线连接到所述控制单元的本地存储器，其中，所述控制单元决定从所述高速缓冲存储器或所述本地存储器的高速缓存段中分配存储所述数据的存储区域，所述存储区域基于 CPU运行速率和连接到缓存的并行总线的路径利用率。

14. 发明授权

US08316195B2 Storage system and data transfer method of storage system 有权
标题翻译：存储系统的存储系统和数据传输方法
公开(公告)号：US08316195B2
公开(公告)日：2012-11-20
申请号：US12935902
申请日：2010-09-10
申请人： Takeru Chiba , Sadahiro Sugimoto
发明人： Takeru Chiba , Sadahiro Sugimoto
IPC分类号： G06F12/00
CPC分类号： G06F3/0658 , G06F3/0604 , G06F3/0611 , G06F3/065 , G06F3/0659 , G06F3/0683 , G06F3/0689 , G06F12/00 , G06F12/0868 , G06F2003/0697
摘要： One embodiment provides a storage system and a data transfer method of a storage system, and particularly a storage system and a data transfer method of a storage system that can achieve higher data I/O performance even when hardware resources are limited.
摘要翻译：一个实施例提供存储系统的存储系统和数据传输方法，特别是即使在硬件资源有限的情况下也能够实现更高数据I / O性能的存储系统的存储系统和数据传输方法。

15. 发明授权

US08271979B2 Storage system comprising microprocessor load distribution function 有权
标题翻译：存储系统包括微处理器负载分配功能
公开(公告)号：US08271979B2
公开(公告)日：2012-09-18
申请号：US11429527
申请日：2006-05-05
申请人： Sadahiro Sugimoto , Norio Shimozono , Kazuyoshi Serizawa
发明人： Sadahiro Sugimoto , Norio Shimozono , Kazuyoshi Serizawa
IPC分类号： G06F9/46
CPC分类号： G06F3/0659 , G06F3/061 , G06F3/0631 , G06F3/0658 , G06F3/0689 , G06F9/5027 , G06F12/0866 , G06F2209/509
摘要： Among a plurality of microprocessors 12, 32, when the load on a microprocessor 12 which performs I/O task processing of received I/O requests is equal to or greater than a first load, the microprocessor assigns at least an I/O task portion of the I/O task processing to another microprocessor 12 or 32, and the other microprocessor 12 or 32 executes at least the I/O task portion. The I/O task portion is a task processing portion comprising cache control processing, comprising the securing in cache memory 20 of a cache area, which is one area in cache memory 20, for storage of data.
摘要翻译：在多个微处理器12,32中，当对接收的I / O请求执行I / O任务处理的微处理器12上的负载等于或大于第一负载时，微处理器至少分配I / O任务部分的I / O任务处理到另一个微处理器12或32，另一个微处理器12或32至少执行I / O任务部分。 I / O任务部分是包括高速缓存控制处理的任务处理部分，其包括将高速缓存区域（其是高速缓冲存储器20中的一个区域）的高速缓存存储器20固定在数据的存储中。

16. 发明申请

US20120191903A1 STORAGE APPARATUS AND METHOD OF MANAGING DATA STORAGE AREA 有权
标题翻译：存储设备和数据存储区域的管理方法
公开(公告)号：US20120191903A1
公开(公告)日：2012-07-26
申请号：US13361430
申请日：2012-01-30
申请人： Akihiko ARAKI , Yoshiki Kano , Sadahiro Sugimoto , Yusuke Nonaka
发明人： Akihiko ARAKI , Yoshiki Kano , Sadahiro Sugimoto , Yusuke Nonaka
IPC分类号： G06F12/02
CPC分类号： G06F12/0246 , G06F2212/1036 , G06F2212/7202 , G06F2212/7211 , G11C2211/5641
摘要： To extend endurance and reduce bit cost, a storage apparatus includes a controller and a first storage device and a second storage device having a smaller erase count upper limit than the first storage device. Area conversion information includes correspondence of a first address of a data storage destination and a second address of a data storage area The controller selects an area corresponding to the first address, determines whether a rewrite frequency of the selected area is equal to or larger than a first threshold and, when the rewrite frequency is equal to or larger than the threshold, selects an area of the first storage device, and, when the rewrite frequency is smaller than the threshold, selects an area of the second storage device and maps the address of the selected area to the first address.
摘要翻译：为了延长耐久性并降低位成本，存储装置包括控制器和具有比第一存储装置更小的擦除次数上限的第一存储装置和第二存储装置。区域转换信息包括数据存储目的地的第一地址和数据存储区域的第二地址的对应关系。控制器选择对应于第一地址的区域，确定所选区域的重写频率是否等于或大于第一阈值，并且当重写频率等于或大于阈值时，选择第一存储装置的区域，并且当重写频率小于阈值时，选择第二存储装置的区域并映射地址的所选区域到第一个地址。

17. 发明申请

US20120159053A1 STORAGE APPARATUS, MEMORY AREA MANAGING METHOD THEREOF, AND FLASH MEMORY PACKAGE 审中-公开
标题翻译：存储设备，存储区管理方法和闪存存储器包
公开(公告)号：US20120159053A1
公开(公告)日：2012-06-21
申请号：US13405403
申请日：2012-02-27
申请人： Yoshiki Kano , Sadahiro Sugimoto
发明人： Yoshiki Kano , Sadahiro Sugimoto
IPC分类号： G06F12/00
CPC分类号： G06F3/0659 , G06F3/0608 , G06F3/061 , G06F3/0631 , G06F3/067 , G06F3/0688 , G06F12/0246 , G06F2212/1044 , G06F2212/7202 , G06F2212/7203 , G06F2212/7206 , G06F2212/7208
摘要： A storage apparatus for storing data transmitted from one or more host computers, including: one or more flash memory packages having a plurality of flash memory chips, a storage area provided by the one or more flash memory packages including a first area that is an area for storing actual data formed by one or more logical devices and a second area that is an area for storing a write log data based on a write instruction, the first and second areas being provided in each of the one or more flash memory packages; a monitoring section monitoring write performance of the write instruction from the host computer; and a changing section for changing the size of the second area according to the write performance.
摘要翻译：一种用于存储从一个或多个主计算机发送的数据的存储装置，包括：一个或多个具有多个闪速存储器芯片的闪速存储器封装，由所述一个或多个闪速存储器封装提供的存储区域，所述存储区域包括作为区域的第一区域用于存储由一个或多个逻辑设备形成的实际数据和作为用于基于写入指令存储写入日志数据的区域的第二区域，所述第一和第二区域设置在所述一个或多个闪速存储器封装中的每一个中; 监视部分，监视来自主机的写入指令的写入性能; 以及用于根据写入性能来改变第二区域的大小的改变部分。

18. 发明授权

US08166241B2 Method of improving efficiency of capacity of volume used for copy function and apparatus thereof 有权
标题翻译：提高复印功能用容量能力的方法及其装置
公开(公告)号：US08166241B2
公开(公告)日：2012-04-24
申请号：US11319154
申请日：2005-12-28
申请人： Sadahiro Sugimoto , Kazuyoshi Serizawa , Yoshiaki Eguchi , Shunji Kawamura
发明人： Sadahiro Sugimoto , Kazuyoshi Serizawa , Yoshiaki Eguchi , Shunji Kawamura
IPC分类号： G06F12/08 , G06F12/16
CPC分类号： G06F3/0665 , G06F3/0608 , G06F3/0631 , G06F3/067 , G06F11/2069
摘要： Provided is a computer system including: a host computer; a first storage system connected to the host computer; and a second storage system connected to the first storage system; in which the first storage system sets a first logical volume recognized by the host computer as a logical storage area; the first logical volume includes a plurality of first storage areas; a first real storage area on the first disk drive is allocated to at least one of the first storage areas. In the computer system, the second storage system sets a second logical volume corresponding to the first logical volume, and the first storage system transmits data stored in the first storage area allocated to the first storage area to the second storage system when the first real storage area is allocated to the first storage area.
摘要翻译：提供一种计算机系统，包括：主计算机; 连接到主计算机的第一存储系统; 以及连接到所述第一存储系统的第二存储系统; 其中所述第一存储系统将由所述主计算机识别的第一逻辑卷设置为逻辑存储区域; 第一逻辑卷包括多个第一存储区域; 第一磁盘驱动器上的第一实际存储区域被分配给第一存储区域中的至少一个。在计算机系统中，第二存储系统设置与第一逻辑卷相对应的第二逻辑卷，并且第一存储系统在第一真实存储器中将存储在分配给第一存储区域的第一存储区域中的数据发送到第二存储系统区域被分配给第一存储区域。

19. 发明申请

US20120066458A1 STORAGE SYSTEM AND DATA TRANSFER METHOD OF STORAGE SYSTEM 有权
标题翻译：存储系统的存储系统和数据传输方法
公开(公告)号：US20120066458A1
公开(公告)日：2012-03-15
申请号：US12935902
申请日：2010-09-10
申请人： Takeru Chiba , Sadahiro Sugimoto
发明人： Takeru Chiba , Sadahiro Sugimoto
IPC分类号： G06F12/00
CPC分类号： G06F3/0658 , G06F3/0604 , G06F3/0611 , G06F3/065 , G06F3/0659 , G06F3/0683 , G06F3/0689 , G06F12/00 , G06F12/0868 , G06F2003/0697
摘要： A storage system comprises a storage apparatus that stores therein data used by an external apparatus, first and second temporary data storage units that temporarily store therein data to be written to the storage apparatus from the external apparatus or data read from the storage apparatus, a first data transfer controller communicatively coupled with the external apparatus, and the first and second temporary data storage units, and controls data transfer between the external apparatus, and the first and second temporary data storage units, a second data transfer controller communicatively coupled with the first and second temporary data storage units, and the storage apparatus, and controls data transfer between the first and second temporary data storage units, and the storage apparatus, a third data transfer controller communicatively coupled with the first and second temporary data storage units, that controls data transfer between the first and second temporary storage units, and performs a data processing function not included in the first and second data transfer controllers, and a data transfer control management unit that causes any one of a first data transfer process and a second data transfer process to be performed upon receipt of a data I/O request from the external apparatus, the first data transfer process executing data transfer between the external apparatus and the storage apparatus via the first temporary data storage unit under control of the first and second data transfer controllers, and the second data transfer process executing data transfer between the external apparatus or the storage apparatus and the second temporary data storage unit under control of the first and second data transfer controllers and executing data transfer between the first temporary data storage unit and the second temporary data storage unit under control of the third data transfer controller.
摘要翻译：存储系统包括：存储装置，存储由外部设备使用的数据;第一和第二临时数据存储单元，其从外部设备临时存储要写入存储装置的数据或从存储装置读取的数据;第一和第二临时数据存储单元，与外部设备通信耦合的数据传输控制器，以及第一和第二临时数据存储单元，并且控制外部设备与第一和第二临时数据存储单元之间的数据传输;第二数据传输控制器，与第一和第二临时数据存储单元通信耦合; 第二临时数据存储单元和存储装置，并且控制第一和第二临时数据存储单元与存储装置之间的数据传送，与第一和第二临时数据存储单元通信耦合的第三数据传送控制器，其控制数据在第一和第二临时存储单元之间的转移，以及执行不包括在第一和第二数据传送控制器中的数据处理功能，以及数据传输控制管理单元，其在接收到数据I / O时执行第一数据传送处理和第二数据传送处理中的任何一个来自外部设备的请求，第一数据传送处理在第一和第二数据传送控制器的控制下经由第一临时数据存储单元在外部设备和存储设备之间执行数据传送，以及第二数据传送处理外部设备或存储设备和第二临时数据存储单元，在第一和第二数据传输控制器的控制下，在第三数据传输控制器的控制下，在第一临时数据存储单元和第二临时数据存储单元之间执行数据传送。

20. 发明授权

US08127103B2 Storage apparatus, memory area managing method thereof, and flash memory package 有权
标题翻译：存储装置，存储区域管理方法以及闪速存储器包装
公开(公告)号：US08127103B2
公开(公告)日：2012-02-28
申请号：US12248124
申请日：2008-10-09
申请人： Yoshiki Kano , Sadahiro Sugimoto
发明人： Yoshiki Kano , Sadahiro Sugimoto
IPC分类号： G06F12/12
CPC分类号： G06F3/0659 , G06F3/0608 , G06F3/061 , G06F3/0631 , G06F3/067 , G06F3/0688 , G06F12/0246 , G06F2212/1044 , G06F2212/7202 , G06F2212/7203 , G06F2212/7206 , G06F2212/7208
摘要： A storage device is provided, which allows a write area associated with a data area of interest to be allocated according to write performance of a host computer. The storage apparatus includes one or more flash memory packages having a plurality of flash memories and stores data transmitted from one or more host computers. A storage area provided by the one or more flash memory packages includes a first area that is an area for storing actual data formed by one or more logical devices and a second area that is an area for storing a write instruction from the host computer to the logical device. The first and second areas are provided in each of the one or more flash memory packages. The apparatus further includes a monitoring section monitoring the frequency of write instructions from the host computer and a changing section for changing the size of the second area according to the frequency of write instructions.
摘要翻译：提供了存储装置，其允许根据主计算机的写入性能分配与感兴趣的数据区域相关联的写入区域。存储装置包括具有多个闪速存储器并存储从一个或多个主计算机发送的数据的一个或多个闪速存储器包。由一个或多个闪速存储器包提供的存储区域包括第一区域，其是用于存储由一个或多个逻辑设备形成的实际数据的区域，以及第二区域，其是用于存储从主计算机到逻辑设备。第一和第二区域设置在一个或多个闪速存储器封装的每一个中。该装置还包括监视来自主计算机的写入指令的频率的监视部分和用于根据写入指令的频率改变第二区域的大小的改变部分。

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