1. A computerized method comprising: receiving, by a storage server, a request to clone a source data object; determining a source range of the source data object in a source logical storage unit; creating an empty data object in a destination logical storage unit; determining a destination range of the empty data object in the destination logical storage unit; mapping the source range to the destination range, the mapping comprising: computing a cloning range consisting of a source LBA, a destination LBA, and a number of blocks to clone based on the source range and the destination range, comparing a number of source bytes in the source range and a number of destination bytes in the destination range; and cloning the source data object based on the mapping.