Data reading method

Details Data reading method Data reading method

2011-05-24

2011-05-24

Le, Dieu-Minh (Department: 2114)

Error detection/correction and fault detection/recovery

Data processing system error or fault handling

Reliability and availability

C714S011000

Reexamination Certificate

active

07949895

ABSTRACT:
According to an aspect of an embodiment, a method for controlling a controller connected to a plurality of storage units which are arranged in a redundant configuration, the controller reading data stored in the plurality of storage units in accordance with requests received from a host computer, the method comprising the steps of: receiving requests to read data successively from one of the storage units from the host computer; reading a part of requested target data from said one of the storage units; reading associated data and parity data stored in other storage units corresponding to other part of requested target data; generating other part of requested target data on the basis of the associated data and the parity data read out from the other storage units; and transmitting the part of the target data and the other part of the target data to the host computer.

REFERENCES:
patent: 5463758 (1995-10-01), Ottesen
patent: 5613088 (1997-03-01), Achiwa et al.
patent: 5960169 (1999-09-01), Styczinski
patent: 5974503 (1999-10-01), Venkatesh et al.
patent: 6519677 (2003-02-01), Fuente
patent: 7370148 (2008-05-01), Ikeuchi et al.
patent: 7386758 (2008-06-01), Kitamura
patent: 7395451 (2008-07-01), Takahashi et al.
patent: 2006/0200697 (2006-09-01), Ito
patent: 2007/0198721 (2007-08-01), Ikawa et al.
patent: 2010/0031000 (2010-02-01), Flynn et al.
patent: 7-56688 (1995-03-01), None
patent: 2001-249770 (2001-09-01), None
patent: 2002-23962 (2002-01-01), None
patent: 2003-150324 (2003-05-01), None

Affiliated with

Also associated with

Rating

Data reading method does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Data reading method, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Data reading method will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2625558