$ kubectl get storageclass
NAME                 PROVISIONER            AGE
fast                 kubernetes.io/gce-pd   10m
standard (default)   kubernetes.io/gce-pd   20m

$ kubectl describe storageclass fast
Name:                  fast
IsDefaultClass:        No
Annotations:           <none>
Provisioner:           kubernetes.io/gce-pd
Parameters:            type=pd-ssd
AllowVolumeExpansion:  <unset>
MountOptions:          <none>
ReclaimPolicy:         Delete
VolumeBindingMode:     Immediate
Events:                <none>

$ kubectl get pvc
NAME        STATUS    VOLUME                                     CAPACITY   ACCESS MODES   STORAGECLASS   AGE
myclaim-1   Bound     pvc-e655368e-5008-11e9-b000-42010a8001f1   8Gi        RWO            fast           7m
myclaim-2   Bound     pvc-e0877dbc-5009-11e9-b000-42010a8001f1   16Gi       RWO            fast           6s

$ kubectl get po -o wide
NAME      READY     STATUS    RESTARTS   AGE       IP          NODE                                        NOMINATED NODE
pv-pod    1/1       Running   0          35s       10.40.1.5   gke-bogotobogo-default-pool-abee3b7e-jjnt   <none>

$ kubectl get pod
NAME      READY     STATUS    RESTARTS   AGE
pv-pod    1/1       Running   0          13m

$ kubectl exec -it pv-pod -- /bin/sh
  # ls
  bin  boot  dev  etc  home  lib  lib64  media  mnt  opt  proc root  run  sbin  srv  sys  test-pd  tmp  usr  var
  # cd /test-pd
  # echo "I was here" > i_was_here.txt
  # ls
  i_was_here.txt  lost+found
  # exit

Now delete the pod and recreate a new pod with the same configuration.
$ kubectl get po -o wide
NAME      READY     STATUS    RESTARTS   AGE       IP          NODE                                        NOMINATED NODE
pv-pod    1/1       Running   0          50s       10.40.1.6   gke-bogotobogo-default-pool-abee3b7e-jjnt   <none>

$ kubectl exec pv-pod df /test-pd
Filesystem     1K-blocks  Used Available Use% Mounted on
/dev/sdb         8191416 36856   8138176   1% /test-pd

$ kubectl exec pv-pod ls /test-pd
i_was_here.txt
lost+found

$ kubectl exec pv-pod cat /test-pd/i_was_here.txt
I was here
