how much time to take dashboard to run

Question

kube-system   calico-kube-controllers-56ccd8fbd4-zq7x5   0/1     Pending   0          40m   <none>          <none>   <none>           <none>
kube-system   coredns-5c98db65d4-kwlwz                   0/1     Pending   0          55m   <none>          <none>   <none>           <none>
kube-system   coredns-5c98db65d4-mxghl                   0/1     Pending   0          55m   <none>          <none>   <none>           <none>
kube-system   etcd-amit                                  1/1     Running   0          54m   172.16.40.205   amit     <none>           <none>
kube-system   kube-apiserver-amit                        1/1     Running   0          54m   172.16.40.205   amit     <none>           <none>
kube-system   kube-controller-manager-amit               1/1     Running   0          54m   172.16.40.205   amit     <none>           <none>
kube-system   kube-proxy-glcbl                           1/1     Running   0          55m   172.16.40.205   amit     <none>           <none>
kube-system   kube-scheduler-amit                        1/1     Running   0          54m   172.16.40.205   amit     <none>           <none>
kube-system   kubernetes-dashboard-7d75c474bb-dqjq8      0/1     Pending   0          18m   <none>          <none>   <none>           <none>

Comments

Your dashboard will not start until all your nodes are running. Few of your nodes are still in the pending state. 

Have a look at this thread: https://www.edureka.co/community/29416/kubernetes-pods-in-pending-state