发明授权
US5584008A External storage unit comprising active and inactive storage wherein
data is stored in an active storage if in use and archived to an
inactive storage when not accessed in predetermined time by the host
processor
失效
外部存储单元包括主动和非活动存储，其中如果在使用中数据被存储在活动存储器中并且在主机处理器在预定时间内未被访问时存档到非活动存储器
- 专利标题： External storage unit comprising active and inactive storage wherein data is stored in an active storage if in use and archived to an inactive storage when not accessed in predetermined time by the host processor
- 专利标题（中）： 外部存储单元包括主动和非活动存储，其中如果在使用中数据被存储在活动存储器中并且在主机处理器在预定时间内未被访问时存档到非活动存储器
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申请号： US943580申请日： 1992-09-11
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公开(公告)号： US5584008A公开(公告)日： 1996-12-10
- 发明人: Akinobu Shimada , Masafumi Nozawa , Toshio Nakano
- 申请人： Akinobu Shimada , Masafumi Nozawa , Toshio Nakano
- 申请人地址： JPX Tokyo
- 专利权人： Hitachi, Ltd.
- 当前专利权人： Hitachi, Ltd.
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX3-233191 19910912
- 主分类号： G06F3/06
- IPC分类号： G06F3/06 ; G06F12/08 ; G06F12/00 ; G06F13/00
摘要：
An external storage system connected to a host apparatus includes a plurality of storage devices, and a control unit for controlling the above described plurality of storage devices, wherein the above described control unit manages a storage space formed by the above described plurality of storage devices by dividing the storage space into a first storage pool to be directly accessed by the above described host apparatus and a second storage pool not to be directly accessed by the above described host apparatus.
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