[ZODB-Dev] Plone in P2P using Zope over DHT
Vincent Pelletier
vincent at nexedi.com
Thu Jan 6 09:40:48 EST 2011
Le mardi 4 janvier 2011 05:34:32, Andreas Jung a écrit :
> I have strong doubts that a "P2P" or (cloud-ish) backend is
> feasible as the ZODB is ACID compatible and ACID is basically something
> you can not achieve in the cloud or better spoken in a highly
> distributed environment.
My 2 (late) cents:
http://www.julianbrowne.com/article/viewer/brewers-cap-theorem
P2P will, in my understanding, increase the need for partition tolerance,
which will start hurting either availability (sounds bad, but it depends on
your application needs) or consistency (sounds bad too, though it can be
worked-around for applications only needing eventually-consistent, not
consistent at every point of time).
--
Vincent Pelletier
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