FIELD: information technology.
SUBSTANCE: it is indicated that the first set of updates is subject to binding to the first reference point. The need in recording of data of the reference point is determined, which belong to the first reference point, in the repository of the file system that uses copy-on-write to update data of the file system. It is indicated that any updates that occur after the first set of updates are subject to binding to the next reference point. The plans of recording for the first set of updates are generated, and each plan of recording indicates at least the scheduled location in the repository for data representing at least one of the first set of updates. The metadata are updated to specify the data of file system allocation, as well as locations in the repository for file system objects, modified according to the said plans of recording. The logical copy of the metadata is created.
EFFECT: decrease recovery time.
15 cl, 8 dwg
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