Electrical computers and digital processing systems: memory – Storage accessing and control – Memory configuring
Reexamination Certificate
2010-02-09
2011-12-27
Lane, John (Department: 2185)
Electrical computers and digital processing systems: memory
Storage accessing and control
Memory configuring
C711S114000, C711S170000
Reexamination Certificate
active
08086818
ABSTRACT:
A storage apparatus is provided with a storage area for storing data sent from a host computer, and a virtual/logical volume to which a dynamically variable storage area is allocated from within the storage area, the volume being provided to the host computer, and this storage apparatus is configured to include: a pool area generation unit for generating a plurality of pool areas composed from the storage area; a setting unit for setting, for each of the plurality of pool areas generated by the pool area generation unit, an allocation unit size for allocating a storage area from within the storage area provided by the pool area to the virtual/logical volume; a selecting unit for selecting, when data to be stored in the storage area is sent from the host computer, a pool area from among the plurality of pool areas having the allocation unit size set by the setting unit, in accordance with the size of the sent data; and an allocation unit for allocating a storage area from within the storage area provided by the pool area selected by the selecting unit to the virtual/logical volume.
REFERENCES:
patent: 5394532 (1995-02-01), Belsan
patent: 6631442 (2003-10-01), Blumenau
patent: 6785744 (2004-08-01), Fairclough et al.
patent: 6836819 (2004-12-01), Kano et al.
patent: 6874061 (2005-03-01), Bridge
patent: 7281111 (2007-10-01), Blumenau
patent: 7412583 (2008-08-01), Burton et al.
patent: 2005/0182890 (2005-08-01), Yamagami
patent: 2005/0251508 (2005-11-01), Shimizu
patent: 2006/0107017 (2006-05-01), Serizawa et al.
patent: 2006/0277386 (2006-12-01), Eguchi
patent: 2007/0113041 (2007-05-01), Sakashita et al.
patent: 2007/0271429 (2007-11-01), Eguchi et al.
patent: 1406161 (2003-06-01), None
patent: 1406161 (2003-06-01), None
patent: 1538518 (2004-11-01), None
patent: 1538518 (2004-11-01), None
patent: 07-134670 (1995-05-01), None
patent: 2003-015915 (2001-07-01), None
patent: 2005-011316 (2005-01-01), None
patent: 2005-322020 (2005-11-01), None
The Extended European Search Report dated Mar. 5, 2009.
Japanese Office Action for JP 2006-092236, dated Jun. 21, 2011 with partial English translation.
Kato Tomoyuki
Yamagami Kenji
Foley & Lardner LLP
Hitachi , Ltd.
Lane John
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