US 2003/0214744 A1 · Information recorder and its control method

Abstract

There is provided a high-availability duplexing or multiplexing information recorder where a process is not interrupted by a trouble of a drive or a medium. The information recorder is directed to write data instructed to be written from a host system in recording media of at least two drives. The recorder is configured to: detect an abnormality of each drive itself and an abnormality of the recording medium of each drive; cancel the writing of the data in the recording medium of the drive where an abnormality is detected or the drive having the recording medium where an abnormality is detected; and continue the writing of the data in the recording medium of the following drive without notifying any abnormality to the host system, as long as there is at least one drive where any abnormality is not detected and which has the recording medium where any abnormality is not detected.

Claims11

Dependent claims

An information recorder for writing data instructed to be written from a host system in recording media of at least two drives, comprising:

detection means for detecting an abnormality of each drive itself and an abnormality of the recording medium of each drive;
cancellation means for canceling the writing of the data in the recording medium of the drive where an abnormality is detected or the drive having the recording medium where an abnormality is detected;
and
continuation means for continuing the writing of the data in the recording medium of the following drive without notifying any abnormality to the host system, as long as there is at least one drive where any abnormality is not detected and which has the recording medium where any abnormality is not detected.

1 more element

An information recording method for writing data instructed to be written from a host system in recording media of at least two drives, comprising:

a detection step of detecting an abnormality of each drive itself and an abnormality of the recording medium of each drive;
a cancellation step of canceling the writing of the data in the recording medium of the drive where an abnormality is detected or the drive having the recording medium where an abnormality is detected;
and
a continuation step of continuing the writing of the data in the recording medium of the following drive without notifying any abnormality to the host system, as long as there is at least one drive where any abnormality is not detected and which has the recording medium where any abnormality is not detected.

1 more element

Dependencies are inferred from the claim text.

Information recorder and its control method

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Information recorder and its control method

Life of this patent

Abstract

Claims11