Data Storage Method and Apparatus
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United States of America
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Issued Date -
Mar 20, 2025
app pub date -
Dec 2, 2024
filing date -
Dec 2, 2024
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Abstract
A data storage method and apparatus includes receiving a data write request, where the data write request carries to-be-written data, and the to-be-written data includes at least one data block; calculating a fingerprint of each data block, where the fingerprint uniquely identifies the data block; determining whether the fingerprint of each data block exists in a fingerprint list, where the fingerprint list includes a fingerprint corresponding to a data block stored in a high-speed storage medium and a fingerprint corresponding to a data block stored in a low-speed storage medium; and performing a deduplication operation on the to-be-written data.
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