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DATA RECOVERY TECHNIQUE FOR RECOVERING DATA FROM AN OBJECT STORE
DATA RECOVERY TECHNIQUE FOR RECOVERING DATA FROM AN OBJECT STORE
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机译:用于从对象存储中恢复数据的数据恢复技术
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摘要
A system, method, and computer program product for a block-based backing up a storage device to an object storage service is provided. This includes the generation of a data object that encapsulates a data of a data extent. The data extent covers a block address range of the storage device. The data object is named with a base name that represents a logical block address (LBA) of the data extent. The base name is appended with an identifier that deterministically identifies a recovery point that the data object is associated with. The base name combined with the identifier represents a data object name for the data object. The named data object is then transmitted to the object storage service for backup of the data extent. At an initial backup, the full storage device is copied. In incremental backups afterwards, only those data extents that changed are backed up.
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