EFFICIENT EXPORT OF SNAPSHOT CHANGES IN A STORAGE SYSTEM

Techniques for efficiently exporting snapshot changes are provided. In some embodiments, a system may receive a first snapshot of a data set in a storage system and a second snapshot the data set in the storage system. The system may further generate actions based on differences between the first sn...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Wang, Wenguang, Jain, Abhay Kumar
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Techniques for efficiently exporting snapshot changes are provided. In some embodiments, a system may receive a first snapshot of a data set in a storage system and a second snapshot the data set in the storage system. The system may further generate actions based on differences between the first snapshot and the second snapshot to produce a list of actions, wherein a modification to a file or directory path having a first directory location includes a first action to rename a file from the first directory location to a temporary storage location and a second action to rename the file from the temporary storage location to a second directory location; and provide the generated actions to a backup system. The backup system may apply the generated actions to a first backup associated with the first snapshot to produce a second backup associated with the second snapshot.