diff --git a/cluster/gce/gci/configure-helper.sh b/cluster/gce/gci/configure-helper.sh
index d4cd0de63b0..b118dd431f1 100644
--- a/cluster/gce/gci/configure-helper.sh
+++ b/cluster/gce/gci/configure-helper.sh
@@ -1455,7 +1455,9 @@ function start-kube-apiserver {
   fi
   if [[ -n "${NUM_NODES:-}" ]]; then
     # If the cluster is large, increase max-requests-inflight limit in apiserver.
-    if [[ "${NUM_NODES}" -ge 1000 ]]; then
+    if [[ "${NUM_NODES}" -ge 3000 ]]; then
+      params+=" --max-requests-inflight=3000 --max-mutating-requests-inflight=1000"
+    elif [[ "${NUM_NODES}" -ge 1000 ]]; then
       params+=" --max-requests-inflight=1500 --max-mutating-requests-inflight=500"
     fi
     # Set amount of memory available for apiserver based on number of nodes.
@@ -2562,4 +2564,4 @@ fi
 reset-motd
 prepare-mounter-rootfs
 modprobe configs
-echo "Done for the configuration for kubernetes"
\ No newline at end of file
+echo "Done for the configuration for kubernetes"
diff --git a/test/kubemark/resources/start-kubemark-master.sh b/test/kubemark/resources/start-kubemark-master.sh
index fd2b900f09c..f08b6ed870e 100755
--- a/test/kubemark/resources/start-kubemark-master.sh
+++ b/test/kubemark/resources/start-kubemark-master.sh
@@ -529,6 +529,11 @@ function compute-kube-apiserver-params {
 	if [[ -n "${KUBE_APISERVER_REQUEST_TIMEOUT:-}" ]]; then
 		params+=" --min-request-timeout=${KUBE_APISERVER_REQUEST_TIMEOUT}"
 	fi
+	if [[ "${NUM_NODES}" -ge 3000 ]]; then
+		params+=" --max-requests-inflight=3000 --max-mutating-requests-inflight=1000"
+	elif [[ "${NUM_NODES}" -ge 1000 ]]; then
+		params+=" --max-requests-inflight=1500 --max-mutating-requests-inflight=500"
+	fi
 	if [[ -n "${RUNTIME_CONFIG:-}" ]]; then
 		params+=" --runtime-config=${RUNTIME_CONFIG}"
 	fi