How to deploy high availability with postgres ?

[seepine]

A Server

curl -sfL https://rancher-mirror.rancher.cn/k3s/k3s-install.sh | INSTALL_K3S_MIRROR=cn sh -s - server \
  --disable="traefik" \
  --embedded-registry \
  --cluster-cidr="10.0.0.0/8" \
  --service-cidr="172.16.0.0/12" \
  --cluster-dns="172.16.0.10" \
  --datastore-endpoint="postgres://postgres:[email protected]:5432/k8s"

And i can found kind table in postgres

And cat token

$ sudo cat /var/lib/rancher/k3s/server/token
K10ca2f9e93ac052714798a466cd061a310881fab30a920f5bd57320a49bad56dd0::server:deaa952515659d0dd832bd8ec4735ed7

B Server

curl -sfL https://rancher-mirror.rancher.cn/k3s/k3s-install.sh | INSTALL_K3S_MIRROR=cn sh -s - server \
  --disable="traefik" \
  --embedded-registry \
  --cluster-cidr="10.0.0.0/8" \
  --service-cidr="172.16.0.0/12" \
  --cluster-dns="172.16.0.10" \
  --datastore-endpoint="postgres://postgres:[email protected]:5432/k8s" \
  --token="K10ca2f9e93ac052714798a466cd061a310881fab30a920f5bd57320a49bad56dd0::server:deaa952515659d0dd832bd8ec4735ed7"

But run kubectl get nods in a or b server, got No resources found the same as