Invention Grant
US07707357B2 Storage control system and method having first and second channel control sections which convert file level data to block level data, judge whether block level data is to be stored in external storage and identifies save destination address of file level data based on metadata 有权
具有将文件级数据转换为块级数据的第一和第二信道控制部分的存储控制系统和方法,判断是否将块级数据存储在外部存储器中,并基于元数据识别文件级数据的保存目的地址

  • Patent Title: Storage control system and method having first and second channel control sections which convert file level data to block level data, judge whether block level data is to be stored in external storage and identifies save destination address of file level data based on metadata
  • Patent Title (中): 具有将文件级数据转换为块级数据的第一和第二信道控制部分的存储控制系统和方法,判断是否将块级数据存储在外部存储器中,并基于元数据识别文件级数据的保存目的地址
  • Application No.: US12003263
    Application Date: 2007-12-21
  • Publication No.: US07707357B2
    Publication Date: 2010-04-27
  • Inventor: Junichi IidaHiroki KanaiKeishi Tamura
  • Applicant: Junichi IidaHiroki KanaiKeishi Tamura
  • Applicant Address: JP Tokyo
  • Assignee: Hitachi, Ltd.
  • Current Assignee: Hitachi, Ltd.
  • Current Assignee Address: JP Tokyo
  • Agency: Brundidge & Stanger, P.C.
  • Priority: JP2004-061934 20040305
  • Main IPC: G06F13/00
  • IPC: G06F13/00 G06F12/00
Storage control system and method having first and second channel control sections which convert file level data to block level data, judge whether block level data is to be stored in external storage and identifies save destination address of file level data based on metadata
Abstract:
A first storage control system comprises a CHN connected to a LAN CN. The CHN comprises a NAS processor and I/O processor. The I/O processor judges whether all or a portion of block level data is to be stored in either a first storage control system or a second storage control system, on the basis of an I/O allocation control data which indicates which of either the first storage control system or the second storage control system the block level data is to be stored in. On the basis of the result of this judgment, the I/O processor transfers the block level data from the NAS processor, to at least one of the DKA and the CHF connected to the second storage control system.
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