add ipvs sync period parameters

cluster/gce/container-linux/configure-helper.sh

@@ -693,7 +693,7 @@ function prepare-kube-proxy-manifest-variables {
   if [[ -n "${FEATURE_GATES:-}" ]]; then
     params+=" --feature-gates=${FEATURE_GATES}"
   fi
-  params+=" --iptables-sync-period=1m --iptables-min-sync-period=10s"
+  params+=" --iptables-sync-period=1m --iptables-min-sync-period=10s --ipvs-sync-period=1m --ipvs-min-sync-period=10s"
   if [[ -n "${KUBEPROXY_TEST_ARGS:-}" ]]; then
     params+=" ${KUBEPROXY_TEST_ARGS}"
   fi

cluster/gce/gci/configure-helper.sh

@@ -1062,7 +1062,7 @@ function prepare-kube-proxy-manifest-variables {
   if [[ -n "${FEATURE_GATES:-}" ]]; then
     params+=" --feature-gates=${FEATURE_GATES}"
   fi
-  params+=" --iptables-sync-period=1m --iptables-min-sync-period=10s"
+  params+=" --iptables-sync-period=1m --iptables-min-sync-period=10s --ipvs-sync-period=1m --ipvs-min-sync-period=10s"
   if [[ -n "${KUBEPROXY_TEST_ARGS:-}" ]]; then
     params+=" ${KUBEPROXY_TEST_ARGS}"
   fi

cluster/saltbase/salt/kube-proxy/kube-proxy.manifest

@@ -32,7 +32,7 @@
  {% set feature_gates = "--feature-gates=" + grains.feature_gates -%}
 {% endif -%}
 
-{% set throttles = "--iptables-sync-period=1m --iptables-min-sync-period=10s" -%}
+{% set throttles = "--iptables-sync-period=1m --iptables-min-sync-period=10s --ipvs-sync-period=1m --ipvs-min-sync-period=10s" -%}
 
 {% set pod_priority = "" -%}
 {% if pillar.get('enable_pod_priority', '').lower() == 'true' -%}