RETURNING COHERENT DATA IN RESPONSE TO A FAILURE OF A STORAGE DEVICE WHEN A SINGLE INPUT/OUTPUT REQUEST SPANS TWO STORAGE DEVICES

A controller maintains exposed and unexposed locations of a first storage device and a second storage device. In response to receiving a request a perform a write operation to write data in locations that span the first storage device and the second storage device, the controller atomically writes a...

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Bibliographic Details
Main Authors BURRIDGE Scott E, BOYD James A
Format Patent
LanguageEnglish
Published 29.12.2016
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:A controller maintains exposed and unexposed locations of a first storage device and a second storage device. In response to receiving a request a perform a write operation to write data in locations that span the first storage device and the second storage device, the controller atomically writes an entirety of the data in the unexposed locations of the first storage device.
Bibliography:Application Number: US201514751737