Disk array apparatus and data update method for storing tag...

Details Disk array apparatus and data update method for storing tag... Disk array apparatus and data update method for storing tag...

2005-04-26

2005-04-26

Lane, Jack A. (Department: 2188)

Electrical computers and digital processing systems: memory

Addressing combined with specific memory configuration or...

Dynamic-type storage device

C711S114000, C711S157000, C711S206000

Reexamination Certificate

active

06886068

ABSTRACT:
In writing all logical blocks in a data stripe in a disk array, a controller generates a logical address tag block corresponding to these logical blocks. The controller stores the logical address tag block in logical address tag block areas ensured other than data areas on the disk array which store the data stripe.

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Rosenblum et al., “The Design and Implementation of a Log-Structured File System,” ACM Transactions on Computer Systems (Feb. 1992), pp. 1-15.
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U.S. Appl. No. 10/231,247, filed Aug. 30, 2002, to Tomita.
U.S. Appl. No. 10/231,349, filed Aug. 30, 2002, to Tomita.

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