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Re: [Gzz-commits] manuscripts/storm article.rst


From: Benja Fallenstein
Subject: Re: [Gzz-commits] manuscripts/storm article.rst
Date: Tue, 28 Jan 2003 14:16:03 +0100
User-agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.2.1) Gecko/20021226 Debian/1.2.1-9

address@hidden wrote:
Quoting Benja Fallenstein <address@hidden>:


Hi Hermanni,

address@hidden wrote:

We have to be careful with distrubution of shares, espcially if used for

better

data availability. You should read IPTPS '02 publication how distribution

of

shares failed in Mojo Nation:

http://zooko.com/IPTPS02.pdf

They estimated the 'half-life' phenomenon wrong among participating

peers.

However, they give a work around proposal (used in Kademlia) on this issue

in text.

I'm not planning to do a share-based system. I was just thinking that the *possibility* of such a system might be another reason for tree hashing. But downloading from multiple sources is the main one, of course.



Ok.
Not directly related to this: I think CFS' downloads won't work in 'real-life'
very well, since the mini blocks are shared among participants. As seen in Mojo
Nation, half-life of the system is very small ;).

Hm, I *think* that CFS is more geared towards a network of 'servers'-- i.e., computers that are permanently connected to the Internet. OceanStore certainly is designed like this. But for 'real peers' I do think that they're better used only for sharing data they already store and storing items in a DHT (being replaced by other replicas when they go offline).

-b.





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