Classifying write commands into groups based on cumulated...

Details Classifying write commands into groups based on cumulated... Classifying write commands into groups based on cumulated...

2007-12-17

2010-12-14

Kim, Matt (Department: 2186)

Electrical computers and digital processing systems: memory

Storage accessing and control

Control technique

C711S113000, C711SE12019

Reexamination Certificate

active

07853761

ABSTRACT:
According to one embodiment, a magnetic disk apparatus comprises a volatile memory for storing write commands and data accompanying the commands supplied from a host system, and a flush control unit for classifying the write commands into a first group of commands and a second group of commands based on a time required to write the data accompanying the commands on a magnetic disk, writing the data accompanying the first group of commands to the magnetic disk, and writing the second group of commands and the data accompanying the second group of commands to a nonvolatile memory.

REFERENCES:
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patent: 2006/0080501 (2006-04-01), Auerbach et al.
patent: 2007/0067562 (2007-03-01), Ohsaki et al.
patent: 2008/0024899 (2008-01-01), Chu et al.
patent: 05-250274 (1993-09-01), None
patent: 06-309234 (1994-11-01), None
patent: 2006-114206 (2006-04-01), None

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