Data partition migration via metadata transfer and access attribute change

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United States of America Patent

PATENT NO 11055010
APP PUB NO 20210072917A1
SERIAL NO

16561985

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Abstract

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One example provides a method of migrating a data partition from a first storage cluster to a second storage cluster, the method including determining that the data partition meets a migration criteria for migrating from the first storage cluster to the second storage cluster, on the first storage cluster, preparing partition metadata to be transferred, the partition metadata describing one or more streams within the data partition and one or more extents within each stream, transferring the partition metadata from the first storage cluster to the second storage cluster, directing new transactions associated with the data partition to the second storage cluster, including while the one or more extents reside at the first storage cluster, on the first storage cluster, changing an access attribute of the one or more extents within the data partition to read-only, and on the second storage cluster, performing new ingress for the data partition.

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Patent Owner(s)

  • MICROSOFT TECHNOLOGY LICENSING, LLC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lin, Wei Issaquah, US 538 4321
Mainali, Shane Kumar Duvall, US 19 211
Sah, Maneesh Sammamish, US 38 329
Saini, Girish Sammamish, US 3 38
Skjolsvold, Arild Einar Kenmore, US 8 191
Surla, Rushi Srinivas Kenmore, US 16 186

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