Snapshot data synchronization method, storage master end, electronic equipment and storage medium

The embodiment of the invention provides a snapshot data synchronization method, a storage master end, electronic equipment and a storage medium, and relates to the technical field of computer systems and storage. Comprising the steps that in response to a source volume creating operation, a volume...

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Bibliographic Details
Main Author WU BINGTAO
Format Patent
LanguageChinese
English
Published 04.08.2023
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:The embodiment of the invention provides a snapshot data synchronization method, a storage master end, electronic equipment and a storage medium, and relates to the technical field of computer systems and storage. Comprising the steps that in response to a source volume creating operation, a volume version information table is generated, and the volume version information table comprises an initial volume version number; in response to the snapshot creation operation, updating the initial volume version number to generate an updated volume version number; receiving a write operation, wherein the write operation comprises writing data; generating a physical block address chain table by combining the initial volume version number and the updated volume version number according to the type of the written data; and synchronizing the volume version information table and the physical block address chain table to an auxiliary end, wherein the auxiliary end is used for generating a snapshot volume of the auxiliary vo
Bibliography:Application Number: CN202310819811