Same behavior on 2 + 2 + 2

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controller-0:~$ kubectl get pods --all-namespaces -o wide |grep -v -e "Running" -e "Completed"
NAMESPACE     NAME                                                          READY   STATUS              RESTARTS   AGE     IP                NODE           NOMINATED NODE
kube-system   calico-node-jd2gd                                             0/2     ContainerCreating   0          3h51m   192.168.204.172   compute-0      <none>
kube-system   calico-node-nlt9h                                             0/2     ContainerCreating   0          3h50m   192.168.204.133   compute-1      <none>
kube-system   kube-proxy-7gkrj                                              0/1     ContainerCreating   0          3h50m   192.168.204.133   compute-1      <none>
kube-system   kube-proxy-fpk2z                                              0/1     ContainerCreating   0          3h51m   192.168.204.172   compute-0      <none>
openstack     nova-cell-setup-krck7                                         0/1     Init:0/2            0          158m    172.16.0.34       controller-0   <none>
openstack     osh-openstack-garbd-garbd-5d495764d9-zrddq                    0/1     Pending             0          3h22m   <none>            <none>         <none>
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controller-0:~$ kubectl describe pods -n openstack osh-openstack-garbd-garbd-5d495764d9-zrddq
Name:               osh-openstack-garbd-garbd-5d495764d9-zrddq
Namespace:          openstack
Priority:           0
PriorityClassName:  <none>
Node:               <none>
Labels:             application=garbd
                    component=server
                    pod-template-hash=5d495764d9
                    release_group=osh-openstack-garbd
Annotations:        configmap-bin-hash: e9eadebcdb0d47224b47dfa165edeca8ac773b0939b1672ee5d4a438c2341f5a
Status:             Pending
IP:                 
Controlled By:      ReplicaSet/osh-openstack-garbd-garbd-5d495764d9
Init Containers:
  init:
    Image:      192.168.204.2:9001/quay.io/stackanetes/kubernetes-entrypoint:v0.3.1
    Port:       <none>
    Host Port:  <none>
    Command:
      kubernetes-entrypoint
    Environment:
      POD_NAME:              osh-openstack-garbd-garbd-5d495764d9-zrddq (v1:metadata.name)
      NAMESPACE:             openstack (v1:metadata.namespace)
      INTERFACE_NAME:        eth0
      PATH:                  /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/
      DEPENDENCY_SERVICE:    
      DEPENDENCY_DAEMONSET:  
      DEPENDENCY_CONTAINER:  
      DEPENDENCY_POD_JSON:   
      COMMAND:               echo done
    Mounts:
      /var/run/secrets/kubernetes.io/serviceaccount from osh-openstack-garbd-garbd-token-8x7p6 (ro)
Containers:
  garbd:
    Image:      192.168.204.2:9001/starlingx/stx-mariadb:dev-centos-pike-latest
    Port:       <none>
    Host Port:  <none>
    Command:
      /tmp/garbd.sh
    Environment:
      GROUP_NAME:     mariadb-server_openstack
      GROUP_ADDRESS:  gcomm://mariadb-server-0.mariadb-discovery.openstack.svc.cluster.local,mariadb-server-1.mariadb-discovery.openstack.svc.cluster.local
    Mounts:
      /tmp/garbd.sh from garbd-bin (ro)
      /var/run/secrets/kubernetes.io/serviceaccount from osh-openstack-garbd-garbd-token-8x7p6 (ro)
Conditions:
  Type           Status
  PodScheduled   False 
Volumes:
  garbd-bin:
    Type:      ConfigMap (a volume populated by a ConfigMap)
    Name:      osh-openstack-garbd-garbd-bin
    Optional:  false
  osh-openstack-garbd-garbd-token-8x7p6:
    Type:        Secret (a volume populated by a Secret)
    SecretName:  osh-openstack-garbd-garbd-token-8x7p6
    Optional:    false
QoS Class:       BestEffort
Node-Selectors:  openstack-compute-node=enabled
Tolerations:     node.kubernetes.io/not-ready:NoExecute for 300s
                 node.kubernetes.io/unreachable:NoExecute for 300s
Events:
  Type     Reason            Age                        From               Message
  ----     ------            ----                       ----               -------
  Warning  FailedScheduling  3m14s (x12091 over 3h23m)  default-scheduler  0/4 nodes are available: ***2 node(s) didn't match node selector, 2 node(s) had taints that the pod didn't tolerate.***