root@mth-k8setcd-01:~# etcdctl cluster-health
member 176b12e67b0a72e is healthy: got healthy result from https://mth-k8setcd-02:2379
member 4e6bc75c9fbc71ad is healthy: got healthy result from https://mth-k8setcd-04:2379
member a87ac672a3f8bf9d is healthy: got healthy result from https://mth-k8setcd-01:2379
member e1bd705c36a6d155 is healthy: got healthy result from https://mth-k8setcd-05:2379
member feedadabcf32035d is healthy: got healthy result from https://mth-k8setcd-03:2379
cluster is healthy
root@mth-k8setcd-01:~# etcdctl member list
176b12e67b0a72e: name=etcd0 peerURLs=https://mth-k8setcd-02:2380 clientURLs=https://mth-k8setcd-02:2379
4e6bc75c9fbc71ad: name=etcd1 peerURLs=https://mth-k8setcd-04:2380 clientURLs=https://mth-k8setcd-04:2379
a87ac672a3f8bf9d: name=etcd4 peerURLs=https://mth-k8setcd-01:2380 clientURLs=https://mth-k8setcd-01:2379
e1bd705c36a6d155: name=etcd3 peerURLs=https://mth-k8setcd-05:2380 clientURLs=https://mth-k8setcd-05:2379
feedadabcf32035d: name=etcd2 peerURLs=https://mth-k8setcd-03:2380 clientURLs=https://mth-k8setcd-03:2379