[tahoe-dev] I want to know where the erasure-codes partment in the source codes!

[Wim Lewis]

On 10/31/13 2:17 AM, xiao_s_yuan wrote:
> oh,It means that the tahoe-LAFS uses zefc to realise erasure coding
> ,someone told me that it maybe uses RS erasure coding in it,so I want to
> read the source code about the eraseure coding  but I can't find it for
> a while,now I know,so if I want to do some research on the erasure
> coding in tahoe-LAFS,I have to study the zefc ,is it right?

I think zfec does use Reed-Solomon coding. At least, this paper[1]
implies that it does. (If I'm wrong, then hopefully Zooko will speak up.
I don't know much of the math behind RS coding.)

 [1]
https://www.usenix.org/legacy/events/fast09/tech/full_papers/plank/plank.pdf



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