2/3
1/2 When the machines running etcd boot up, they will check the information at this URL. It will submit its own information and query about other members. The first node in the cluster will obviously not find information about other nodes, so it will designate itself as the cluster leader.
1/2 When the machines running etcd boot up, they will check the information at this URL. It will submit its own information and query about other members. The first node in the cluster will obviously not find information about other nodes, so it will designate itself as the cluster leader.