3 ms·
> why etcd NEEDS more than 2 The consensus algorithm (Raft in this case) requires that a majority agrees, so you need to have an odd number of nodes (and 1 wou
by dvfjsdhgfv 2y ago
> why etcd NEEDS more than 2
The consensus algorithm (Raft in this case) requires that a majority agrees, so you need to have an odd number of nodes (and 1 wouldn't make sense, hence 3 is the minimum, and in practice works very well).