diff --git a/cluster/validate-cluster.sh b/cluster/validate-cluster.sh
index 38af0a3aaaf..9cfce4172bc 100755
--- a/cluster/validate-cluster.sh
+++ b/cluster/validate-cluster.sh
@@ -53,10 +53,12 @@ CLUSTER_READY_ADDITIONAL_TIME_SECONDS="${CLUSTER_READY_ADDITIONAL_TIME_SECONDS:-
 EXPECTED_NUM_NODES="${NUM_NODES}"
 
 if [[ "${KUBERNETES_PROVIDER:-}" == "gce" ]]; then
+  echo "Validating gce cluster, MULTIZONE=${MULTIZONE:-}"
   # In multizone mode we need to add instances for all nodes in the region.
   if [[ "${MULTIZONE:-}" == "true" ]]; then
     EXPECTED_NUM_NODES=$(gcloud compute instances list --format=[no-heading] --regexp="${NODE_INSTANCE_PREFIX}.*" \
       --zones=$(gcloud compute zones list --filter=region=${REGION} --format=[no-heading]\(name\) | tr "\n" "," | sed  "s/,$//") | wc -l)
+    echo "Computing number of nodes, NODE_INSTANCE_PREFIX=${NODE_INSTANCE_PREFIX}, REGION=${REGION}, EXPECTED_NUM_NODES=${EXPECTED_NUM_NODES}"
   fi
 fi