Method and apparatus for writing data to a disk array

Details Method and apparatus for writing data to a disk array Method and apparatus for writing data to a disk array

2007-10-30

2010-11-09

Bragdon, Reginald G (Department: 2189)

Electrical computers and digital processing systems: memory

Storage accessing and control

Specific memory composition

C711S159000, C711SE12001, C711SE12075

Reexamination Certificate

active

07831768

ABSTRACT:
A method for writing data to a RAID 5 configuration of hard disks writes two or more items of data to a data stripe together. The method includes the determining of the suitability of data items to be written together, the storing of the new data items to temporary buffers, the reading of the original data and parity from the hard disk to the temporary buffers, the modification of the parity and the writing of the new data and new parity to the hard disks.

REFERENCES:
patent: 7096316 (2006-08-01), Karr et al.

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