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Illustrate Kademlia distance

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Mark Spanbroek 2022-06-01 14:15:57 +02:00 committed by markspanbroek
parent 0f5bd75221
commit c1c6f432ac
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design/marketplace.md
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@ -216,9 +216,26 @@ fill a slot.
slot start point: hash(nonce || slot number)
allowed distance: elapsed time * dispersal parameter
Each slot has a different start point:
slot 4 slot 0 slot 2 slot 3 slot 1
| | | | |
v v v v v
----·--------·------------------·-------------------·-------------·----
A host is allowed to fill a slot when the distance between its id and the start
point is less that the allowed distance.
start point
|
t=3 t=2 t=1 v
-------------(------(------(------·------)------)------)--------------
^ ^
| |
this host is this host is
allowed at t=2 allowed at t=3
Note that even though we use the Kademlia distance function, this bears no
relation to the DHT. We use the blockchain address of the host, not its peer id.