[chord] aide:protocole Chord

[Emil Sit]

On Thu, 03 April 2008 at 09:11 (+0200), Skander Fekih wrote:
> - Chord create the key and the research either the research only ?

Yes?

> - the number maximal of the neighbours for a peer datum in Chord?

Objects are typically replicated on a small number of nodes
but potentially all of them.  Only the replicas on successor
list nodes are typically consulted.  Our upcoming NSDI paper has more
details on the current implementation.

> - the maximal size of finger table for a peer?
> - Where is stoker this finger table?
> - The cost research  is O (log n) how to calculate it ?

Chord has up to 160 fingers but most of them are duplicates
so the actual number is usually much smaller.

> - m bits of function of haching is fixed by whom?

It's a system wide parameter.

> - some screen shot of the tests and the execution with Chord (addition /
> quite peer)

Chord is not particularly photogenic, sorry.

-- 
Emil Sit / MIT CSAIL PDOS / http://pdos.csail.mit.edu/chord/