Re: Data Deduplication with the help of an online filesystem check

Thomas Glanzmann
2009-06-04T12:03:50Z

Chris,

> It is a counter and a back reference. With Yan Zheng's new format
> work, the limit is not 2^64.

That means that there is one back reference for every use of the block?
Where is this back reference stored? (I'm asking because if one back
reference for every copy is stored, it can obviously not be allocated
statically).

Thomas