Data reliabilty bit storage qualifier and logical unit metadata
First Claim
1. A method for storing data comprising the step of storing first information with first data, wherein the first information directly indicates the status of the first data.
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Abstract
The present invention includes embodiments that minimize storage space and storage time in storage systems. In particular, the present invention appends additional information to data that will be stored. The contents of the additional information indicate the status of the stored data. Preferably, the additional information is not combined with another type of information so that it directly indicates the status of the stored data. Alternatively, the additional information can be used to determine the status of one or more corresponding data that are not the data to which the additional information is appended.
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Citations
21 Claims
- 1. A method for storing data comprising the step of storing first information with first data, wherein the first information directly indicates the status of the first data.
- 8. A method for protecting data comprising the step of accompanying first information with first data, wherein the first information indicates status of second data associated with the first data.
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15. An apparatus comprising:
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storage areas; and
circuitry configured to perform at least one of a group consisting of a reading and a writing of the storage areas, wherein at least one of the storage areas includes first information accompanying first data, wherein the first information indicates status of second data associated with the first data. - View Dependent Claims (16, 17, 18, 19, 20, 21)
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Specification