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etcd itself cannot be horizontally scaled because of the architecture. etcd's leader model cannot allow you to go beyond a certain number of nodes in cluster. T
by snambi 10y ago
etcd itself cannot be horizontally scaled because of the architecture. etcd's leader model cannot allow you to go beyond a certain number of nodes in cluster. The leader would be overloaded.
- untoreh 10y agoI think federation allows to scale horizontally above the limitation of a single etcd cluster. OTOH The fact that zk/etcd/consul are all leader-based is probably the reason flynn "simply" uses postgres