Description
If a node is bootstrapping with vnodes enabled, getJoiningNodes will return the same ip N times where N is the number of vnodes. Looks like we just need to convert the list to a set before we stringify it.
If a node is bootstrapping with vnodes enabled, getJoiningNodes will return the same ip N times where N is the number of vnodes. Looks like we just need to convert the list to a set before we stringify it.