Erasure code-based partial write-in

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United States of America Patent

PATENT NO 11119849
APP PUB NO 20190347160A1
SERIAL NO

16461520

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Abstract

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An erasure code-based partial write-in method and apparatus are provided. According to the method, a data node receives a first updating request carrying updating data and first version information from a client, wherein the first version information is information stored by the client and indicating a version of a target data block to be updated with the updating data, a data amount of the updating data is less than a data amount of one erasure code group which comprises m data blocks and k check data blocks, both m and k being natural numbers; the data node acquires second version information in response to the first updating request, wherein the second version information is information stored in the node and indicating the version of the target data block; the data node processes the updating data according to a matching result of the first version information and second version information.

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Patent Owner(s)

  • BEIJING SANKUAI ONLINE TECHNOLOGY CO., LTD

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Huiba Beijing, CN 1 0
Zhang, Zhiming Beijing, CN 47 163

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