[Openstack] Enabling data deduplication on Swift

Caitlin Bestler Caitlin.Bestler at nexenta.com
Sun Mar 11 19:49:11 UTC 2012


Restricting fingerprinting to blocks would make block level compares possible, but as I noted on an earlier reply
it would *always* require that the blocks be transferred to perform the calculation. It is a lot harder to double
Network bandwidth than to double storage. Deduplication that only saves disk space is leaving the larger problem
of network bottlenecks unaddressed.





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