[flud-devel] DHT justifications (was: DHT Performance? Design?)
zooko
zooko at zooko.com
Tue Nov 6 20:52:51 PST 2007
> flud recently switched
> to zfec for erasure coding (created by zooko for Tahoe). Its
> performance is quite satisfactory compared to rizzo, but of course has
> to pay the python wrapper penalty. You can find benchmarks in the
> expected places
You don't have to pay the Python wrapper penalty (unless of course
you want the code invoking the erasure code library to be written in
Python) -- zfec has a documented C API -- see zfec's README.txt and
its fec.h.
And actually I went to some effort to minimize the Python wrapper
penalty. The memory copies and so forth are kept to a minimum.
Regards,
Zooko
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