diff --git a/charts/templates/central-deploy.yaml b/charts/templates/central-deploy.yaml
index 6ce8e901d5d..f8c4e6cccaf 100644
--- a/charts/templates/central-deploy.yaml
+++ b/charts/templates/central-deploy.yaml
@@ -44,7 +44,8 @@ spec:
         - name: ovn-central
           image: {{ .Values.global.registry.address }}/{{ .Values.global.images.kubeovn.repository }}:{{ .Values.global.images.kubeovn.tag }}
           imagePullPolicy: {{ .Values.image.pullPolicy }}
-          command: ["/kube-ovn/start-db.sh"]
+          command: 
+          - /kube-ovn/start-db.sh
           securityContext:
             capabilities:
               add: ["SYS_NICE"]
@@ -71,6 +72,10 @@ spec:
                   fieldPath: status.podIPs
             - name: ENABLE_BIND_LOCAL_IP
               value: "{{- .Values.func.ENABLE_BIND_LOCAL_IP }}"
+            - name: PROBE_INTERVAL
+              value: "{{ .Values.networking.PROBE_INTERVAL }}"
+            - name: OVN_LEADER_PROBE_INTERVAL
+              value: "{{ .Values.networking.OVN_LEADER_PROBE_INTERVAL }}"
           resources:
             requests:
               cpu: {{ index .Values "ovn-central" "requests" "cpu" }}
diff --git a/charts/templates/ovsovn-ds.yaml b/charts/templates/ovsovn-ds.yaml
index e08efc45661..1ec51128800 100644
--- a/charts/templates/ovsovn-ds.yaml
+++ b/charts/templates/ovsovn-ds.yaml
@@ -44,7 +44,8 @@ spec:
           {{- if .Values.DPDK }}
           command: ["/kube-ovn/start-ovs-dpdk.sh"]
           {{- else }}
-          command: ["/kube-ovn/start-ovs.sh"]
+          command: 
+          - /kube-ovn/start-ovs.sh
           {{- end }}
           securityContext:
             runAsUser: 0
@@ -74,6 +75,10 @@ spec:
                   fieldPath: spec.nodeName
             - name: OVN_DB_IPS
               value: "{{ .Values.MASTER_NODES }}"
+            - name: OVN_REMOTE_PROBE_INTERVAL
+              value: "{{ .Values.networking.OVN_REMOTE_PROBE_INTERVAL }}"
+            - name: OVN_REMOTE_OPENFLOW_INTERVAL
+              value: "{{ .Values.networking.OVN_REMOTE_OPENFLOW_INTERVAL }}"
           volumeMounts:
             - mountPath: /var/run/netns
               name: host-ns
diff --git a/charts/values.yaml b/charts/values.yaml
index dc88a8e52df..cfb63577436 100644
--- a/charts/values.yaml
+++ b/charts/values.yaml
@@ -47,6 +47,10 @@ networking:
   ENABLE_ECMP: false
   ENABLE_METRICS: true
   NODE_LOCAL_DNS_IP: ""
+  PROBE_INTERVAL: 180000
+  OVN_LEADER_PROBE_INTERVAL: 5
+  OVN_REMOTE_PROBE_INTERVAL: 10000
+  OVN_REMOTE_OPENFLOW_INTERVAL: 180
 
 func:
   ENABLE_LB: true
diff --git a/dist/images/install.sh b/dist/images/install.sh
index 0b7abed236c..d38e3f25cde 100755
--- a/dist/images/install.sh
+++ b/dist/images/install.sh
@@ -80,9 +80,7 @@ POD_NIC_TYPE="veth-pair"                          # veth-pair or internal-port
 POD_DEFAULT_FIP_TYPE=""                           # iptables, pod can set iptables fip automatically by enable fip annotation
 
 # VLAN Config only take effect when NETWORK_TYPE is vlan
-PROVIDER_NAME="provider"
 VLAN_INTERFACE_NAME=""
-VLAN_NAME="ovn-vlan"
 VLAN_ID="100"
 
 if [ "$ENABLE_VLAN" = "true" ]; then
@@ -134,7 +132,7 @@ then
       --with-dpdk=*)
         DPDK=true
         DPDK_VERSION="${1#*=}"
-        if [[ ! "${DPDK_SUPPORTED_VERSIONS[@]}" = "${DPDK_VERSION}" ]] || [[ -z "${DPDK_VERSION}" ]]; then
+        if [[ ! "${DPDK_SUPPORTED_VERSIONS[*]}" = "${DPDK_VERSION}" ]] || [[ -z "${DPDK_VERSION}" ]]; then
           echo "Unsupported DPDK version: ${DPDK_VERSION}"
           echo "Supported DPDK versions: ${DPDK_SUPPORTED_VERSIONS[*]}"
           exit 1
@@ -201,17 +199,17 @@ fi
 echo "[Step 1/6] Label kube-ovn-master node and label datapath type"
 count=$(kubectl get no -l$LABEL --no-headers | wc -l)
 node_label="$LABEL"
-if [ $count -eq 0 ]; then
+if [ "${count}" -eq 0 ]; then
   count=$(kubectl get no -l$DEPRECATED_LABEL --no-headers | wc -l)
   node_label="$DEPRECATED_LABEL"
-  if [ $count -eq 0 ]; then
+  if [ "${count}" -eq 0 ]; then
     echo "ERROR: No node with label $LABEL or $DEPRECATED_LABEL found"
     exit 1
   fi
 fi
 kubectl label no -l$node_label kube-ovn/role=master --overwrite
 
-if [ "$DPDK" = "true" -o "$HYBRID_DPDK" = "true" ]; then
+if [ "$DPDK" = "true" ] || [ "$HYBRID_DPDK" = "true" ]; then
   kubectl label no -lovn.kubernetes.io/ovs_dp_type!=userspace ovn.kubernetes.io/ovs_dp_type=kernel --overwrite
 fi
 
@@ -3204,7 +3202,8 @@ spec:
         - name: ovn-central
           image: "$REGISTRY/kube-ovn:$VERSION"
           imagePullPolicy: $IMAGE_PULL_POLICY
-          command: ["/kube-ovn/start-db.sh"]
+          command: 
+          - /kube-ovn/start-db.sh
           securityContext:
             capabilities:
               add: ["SYS_NICE"]
@@ -3233,6 +3232,10 @@ spec:
               value: "$ENABLE_BIND_LOCAL_IP"
             - name: DEBUG_WRAPPER
               value: "$DEBUG_WRAPPER"
+            - name: PROBE_INTERVAL
+              value: "180000"
+            - name: OVN_LEADER_PROBE_INTERVAL
+              value: "5"
           resources:
             requests:
               cpu: 300m
@@ -3516,7 +3519,8 @@ spec:
         - name: openvswitch
           image: "$REGISTRY/kube-ovn:$VERSION"
           imagePullPolicy: $IMAGE_PULL_POLICY
-          command: ["/kube-ovn/start-ovs.sh"]
+          command: 
+          - /kube-ovn/start-ovs.sh
           securityContext:
             runAsUser: 0
             privileged: true
@@ -3547,6 +3551,10 @@ spec:
               value: $addresses
             - name: DEBUG_WRAPPER
               value: "$DEBUG_WRAPPER"
+            - name: OVN_REMOTE_PROBE_INTERVAL
+              value: "10000" 
+            - name: OVN_REMOTE_OPENFLOW_INTERVAL
+              value: "180"
           volumeMounts:
             - mountPath: /var/run/netns
               name: host-ns
@@ -4519,7 +4527,7 @@ if ! sh -c "echo \":$PATH:\" | grep -q \":/usr/local/bin:\""; then
 fi
 
 echo "[Step 6/6] Run network diagnose"
-kubectl cp kube-system/$(kubectl  -n kube-system get pods -o wide | grep cni | awk '{print $1}' | awk 'NR==1{print}'):/kube-ovn/kubectl-ko /usr/local/bin/kubectl-ko
+kubectl cp kube-system/"$(kubectl  -n kube-system get pods -o wide | grep cni | awk '{print $1}' | awk 'NR==1{print}')":/kube-ovn/kubectl-ko /usr/local/bin/kubectl-ko
 chmod +x /usr/local/bin/kubectl-ko
 kubectl ko diagnose all
 
diff --git a/dist/images/start-db.sh b/dist/images/start-db.sh
index 9e368f476bd..57e4df8906a 100755
--- a/dist/images/start-db.sh
+++ b/dist/images/start-db.sh
@@ -4,6 +4,9 @@ set -eo pipefail
 DEBUG_WRAPPER=${DEBUG_WRAPPER:-}
 DEBUG_OPT="--ovn-northd-wrapper=$DEBUG_WRAPPER --ovsdb-nb-wrapper=$DEBUG_WRAPPER --ovsdb-sb-wrapper=$DEBUG_WRAPPER"
 
+echo "PROBE_INTERVAL is set to $PROBE_INTERVAL"
+echo "OVN_LEADER_PROBE_INTERVAL is set to $OVN_LEADER_PROBE_INTERVAL"
+
 # https://bugs.launchpad.net/neutron/+bug/1776778
 if grep -q "3.10.0-862" /proc/version
 then
@@ -224,11 +227,12 @@ if [[ "$ENABLE_SSL" == "false" ]]; then
     if [[ -z "$NODE_IPS" ]]; then
         /usr/share/ovn/scripts/ovn-ctl restart_northd
         ovn-nbctl --no-leader-only set-connection ptcp:"${NB_PORT}":["${DB_ADDR}"]
-        ovn-nbctl --no-leader-only set Connection . inactivity_probe=180000
+        ovn-nbctl --no-leader-only set Connection . inactivity_probe=${PROBE_INTERVAL}
+        ovn-nbctl --no-leader-only set NB_Global . options:northd_probe_interval=${PROBE_INTERVAL}
         ovn-nbctl --no-leader-only set NB_Global . options:use_logical_dp_groups=true
 
         ovn-sbctl --no-leader-only set-connection ptcp:"${SB_PORT}":["${DB_ADDR}"]
-        ovn-sbctl --no-leader-only set Connection . inactivity_probe=180000
+        ovn-sbctl --no-leader-only set Connection . inactivity_probe=${PROBE_INTERVAL}
     else
         if [[ ! "$NODE_IPS" =~ "$DB_CLUSTER_ADDR" ]]; then
             echo "ERROR! host ip $DB_CLUSTER_ADDR not in env NODE_IPS $NODE_IPS"
@@ -272,7 +276,9 @@ if [[ "$ENABLE_SSL" == "false" ]]; then
                 /etc/ovn/ovnsb_local_config.db
             /usr/share/ovn/scripts/ovn-ctl $ovn_ctl_args \
                 --ovn-manage-ovsdb=no start_northd
-            ovn-nbctl --no-leader-only set NB_Global . options:northd_probe_interval=180000
+            ovn-nbctl --no-leader-only set NB_Global . options:inactivity_probe=${PROBE_INTERVAL}
+            ovn-sbctl --no-leader-only set SB_Global . options:inactivity_probe=${PROBE_INTERVAL}
+            ovn-nbctl --no-leader-only set NB_Global . options:northd_probe_interval=${PROBE_INTERVAL}
             ovn-nbctl --no-leader-only set NB_Global . options:use_logical_dp_groups=true
         else
             # known leader always first
@@ -352,11 +358,11 @@ else
             --ovn-northd-ssl-ca-cert=/var/run/tls/cacert \
             restart_northd
         ovn-nbctl --no-leader-only -p /var/run/tls/key -c /var/run/tls/cert -C /var/run/tls/cacert set-connection pssl:"${NB_PORT}":["${DB_ADDR}"]
-        ovn-nbctl --no-leader-only -p /var/run/tls/key -c /var/run/tls/cert -C /var/run/tls/cacert set Connection . inactivity_probe=180000
+        ovn-nbctl --no-leader-only -p /var/run/tls/key -c /var/run/tls/cert -C /var/run/tls/cacert set Connection . inactivity_probe=${PROBE_INTERVAL}
         ovn-nbctl --no-leader-only -p /var/run/tls/key -c /var/run/tls/cert -C /var/run/tls/cacert set NB_Global . options:use_logical_dp_groups=true
 
         ovn-sbctl --no-leader-only -p /var/run/tls/key -c /var/run/tls/cert -C /var/run/tls/cacert set-connection pssl:"${SB_PORT}":["${DB_ADDR}"]
-        ovn-sbctl --no-leader-only -p /var/run/tls/key -c /var/run/tls/cert -C /var/run/tls/cacert set Connection . inactivity_probe=180000
+        ovn-sbctl --no-leader-only -p /var/run/tls/key -c /var/run/tls/cert -C /var/run/tls/cacert set Connection . inactivity_probe=${PROBE_INTERVAL}
     else
         if [[ ! "$NODE_IPS" =~ "$DB_CLUSTER_ADDR" ]]; then
             echo "ERROR! host ip $DB_CLUSTER_ADDR not in env NODE_IPS $NODE_IPS"
@@ -408,7 +414,7 @@ else
                 /etc/ovn/ovnsb_local_config.db
             /usr/share/ovn/scripts/ovn-ctl $ovn_ctl_args \
                 --ovn-manage-ovsdb=no start_northd
-            ovn-nbctl --no-leader-only -p /var/run/tls/key -c /var/run/tls/cert -C /var/run/tls/cacert set NB_Global . options:northd_probe_interval=180000
+            ovn-nbctl --no-leader-only -p /var/run/tls/key -c /var/run/tls/cert -C /var/run/tls/cacert set NB_Global . options:northd_probe_interval=${PROBE_INTERVAL}
             ovn-nbctl --no-leader-only -p /var/run/tls/key -c /var/run/tls/cert -C /var/run/tls/cacert set NB_Global . options:use_logical_dp_groups=true
         else
             # get leader if cluster exists
@@ -486,5 +492,4 @@ ovs-appctl -t /var/run/ovn/ovnnb_db.ctl ovsdb-server/memory-trim-on-compaction o
 ovs-appctl -t /var/run/ovn/ovnsb_db.ctl ovsdb-server/memory-trim-on-compaction on
 
 chmod 600 /etc/ovn/*
-/kube-ovn/kube-ovn-leader-checker
-
+/kube-ovn/kube-ovn-leader-checker --probeInterval=${OVN_LEADER_PROBE_INTERVAL}
\ No newline at end of file
diff --git a/dist/images/start-ovs.sh b/dist/images/start-ovs.sh
index e788db9df9c..45b40cef869 100755
--- a/dist/images/start-ovs.sh
+++ b/dist/images/start-ovs.sh
@@ -1,6 +1,9 @@
 #!/bin/bash
 set -euo pipefail
 
+echo "OVN_REMOTE_PROBE_INTERVAL is set to $OVN_REMOTE_PROBE_INTERVAL"
+echo "OVN_REMOTE_OPENFLOW_INTERVAL is set to $OVN_REMOTE_OPENFLOW_INTERVAL"
+
 HW_OFFLOAD=${HW_OFFLOAD:-false}
 ENABLE_SSL=${ENABLE_SSL:-false}
 OVN_DB_IPS=${OVN_DB_IPS:-}
@@ -36,21 +39,21 @@ cat /proc/cmdline"
 fi
 
 function cgroup_match {
-  hash1=$(md5sum /proc/$1/cgroup | awk '{print $1}')
-  hash2=$(md5sum /proc/$2/cgroup | awk '{print $1}')
+  hash1=$(md5sum /proc/"$1"/cgroup | awk '{print $1}')
+  hash2=$(md5sum /proc/"$2"/cgroup | awk '{print $1}')
   test -n "$hash1" -a "x$hash1" = "x$hash2"
 }
 
 function quit {
-  gen_name=$(kubectl -n $POD_NAMESPACE get pod $POD_NAME -o jsonpath='{.metadata.generateName}')
-  revision_hash=$(kubectl -n $POD_NAMESPACE get pod $POD_NAME -o jsonpath='{.metadata.labels.controller-revision-hash}')
-  revision=$(kubectl -n $POD_NAMESPACE get controllerrevision $gen_name$revision_hash -o jsonpath='{.revision}')
+  gen_name=$(kubectl -n "${POD_NAMESPACE}" get pod "${POD_NAME}" -o jsonpath='{.metadata.generateName}')
+  revision_hash=$(kubectl -n "${POD_NAMESPACE}" get pod "${POD_NAME}" -o jsonpath='{.metadata.labels.controller-revision-hash}')
+  revision=$(kubectl -n "${POD_NAMESPACE}" get controllerrevision "${gen_name}${revision_hash}" -o jsonpath='{.revision}')
   ds_name=${gen_name%-}
   latest_revision=$(kubectl -n kube-system get controllerrevision --no-headers | awk '$2 == "daemonset.apps/'$ds_name'" {print $3}' | sort -nr | head -n1)
   if [ "x$latest_revision" = "x$revision" ]; then
     # stop ovn-controller/ovs only when the processes are in the same cgroup
     pid=$(/usr/share/ovn/scripts/ovn-ctl status_controller | awk '{print $NF}')
-    if cgroup_match $pid self; then
+    if cgroup_match "${pid}" self; then
       /usr/share/ovn/scripts/grace_stop_ovn_controller
       /usr/share/openvswitch/scripts/ovs-ctl stop
     fi
@@ -64,12 +67,12 @@ trap quit EXIT
 iptables -V
 
 # Start ovsdb
-/usr/share/openvswitch/scripts/ovs-ctl restart --no-ovs-vswitchd --system-id=random --ovsdb-server-wrapper=$DEBUG_WRAPPER
+/usr/share/openvswitch/scripts/ovs-ctl restart --no-ovs-vswitchd --system-id=random --ovsdb-server-wrapper="${DEBUG_WRAPPER}"
 # Restrict the number of pthreads ovs-vswitchd creates to reduce the
 # amount of RSS it uses on hosts with many cores
 # https://bugzilla.redhat.com/show_bug.cgi?id=1571379
 # https://bugzilla.redhat.com/show_bug.cgi?id=1572797
-if [[ `nproc` -gt 12 ]]; then
+if [[ $(nproc) -gt 12 ]]; then
     ovs-vsctl --no-wait set Open_vSwitch . other_config:n-revalidator-threads=4
     ovs-vsctl --no-wait set Open_vSwitch . other_config:n-handler-threads=10
 fi
@@ -87,20 +90,20 @@ ovs-appctl -t "$ovsdb_server_ctl" vlog/set reconnect:file:err
 
 function handle_underlay_bridges() {
   bridges=($(ovs-vsctl --no-heading --columns=name find bridge external-ids:vendor=kube-ovn))
-  for br in ${bridges[@]}; do
-    if ! ip link show $br >/dev/null; then
+  for br in "${bridges[@]}"; do
+    if ! ip link show "$br" >/dev/null; then
       # the bridge does not exist, leave it to be handled by kube-ovn-cni
       echo "deleting ovs bridge $br"
-      ovs-vsctl --no-wait del-br $br
+      ovs-vsctl --no-wait del-br "$br"
     fi
   done
 
   bridges=($(ovs-vsctl --no-heading --columns=name find bridge external-ids:vendor=kube-ovn external-ids:exchange-link-name=true))
-  for br in ${bridges[@]}; do
+  for br in "${bridges[@]}"; do
     if [ -z $(ip link show $br type openvswitch 2>/dev/null || true) ]; then
       # the bridge does not exist, leave it to be handled by kube-ovn-cni
       echo "deleting ovs bridge $br"
-      ovs-vsctl --no-wait del-br $br
+      ovs-vsctl --no-wait del-br "$br"
     fi
   done
 }
@@ -108,7 +111,7 @@ function handle_underlay_bridges() {
 handle_underlay_bridges
 
 # Start vswitchd. restart will automatically set/unset flow-restore-wait which is not what we want
-/usr/share/openvswitch/scripts/ovs-ctl restart --no-ovsdb-server --system-id=random --no-mlockall --ovs-vswitchd-wrapper=$DEBUG_WRAPPER
+/usr/share/openvswitch/scripts/ovs-ctl restart --no-ovsdb-server --system-id=random --no-mlockall --ovs-vswitchd-wrapper="$DEBUG_WRAPPER"
 /usr/share/openvswitch/scripts/ovs-ctl --protocol=udp --dport=6081 enable-protocol
 
 function gen_conn_str {
@@ -137,9 +140,9 @@ ovs-vsctl set open . external-ids:hostname="${KUBE_NODE_NAME}"
 
 # Start ovn-controller
 if [[ "$ENABLE_SSL" == "false" ]]; then
-  /usr/share/ovn/scripts/ovn-ctl --ovn-controller-wrapper=$DEBUG_WRAPPER restart_controller
+  /usr/share/ovn/scripts/ovn-ctl --ovn-controller-wrapper="$DEBUG_WRAPPER" restart_controller
 else
-  /usr/share/ovn/scripts/ovn-ctl --ovn-controller-ssl-key=/var/run/tls/key --ovn-controller-ssl-cert=/var/run/tls/cert --ovn-controller-ssl-ca-cert=/var/run/tls/cacert --ovn-controller-wrapper=$DEBUG_WRAPPER restart_controller
+  /usr/share/ovn/scripts/ovn-ctl --ovn-controller-ssl-key=/var/run/tls/key --ovn-controller-ssl-cert=/var/run/tls/cert --ovn-controller-ssl-ca-cert=/var/run/tls/cacert --ovn-controller-wrapper="$DEBUG_WRAPPER" restart_controller
 fi
 
 chmod 600 /etc/openvswitch/*
diff --git a/yamls/ovn-dpdk.yaml b/yamls/ovn-dpdk.yaml
index 6ad28168b18..85748237316 100644
--- a/yamls/ovn-dpdk.yaml
+++ b/yamls/ovn-dpdk.yaml
@@ -204,9 +204,10 @@ spec:
       hostNetwork: true
       containers:
         - name: ovn-central
-          image: "kubeovn/kube-ovn:v1.10.0"
+          image: "kubeovn/kube-ovn:v1.12.0"
           imagePullPolicy: IfNotPresent
-          command: ["/kube-ovn/start-db.sh"]
+          command: 
+          - /kube-ovn/start-db.sh
           securityContext:
             capabilities:
               add: ["SYS_NICE"]
@@ -231,6 +232,10 @@ spec:
               valueFrom:
                 fieldRef:
                   fieldPath: status.podIPs
+            - name: PROBE_INTERVAL
+              value: "180000"
+            - name: OVN_LEADER_PROBE_INTERVAL
+              value: "5"
           resources:
             requests:
               cpu: 500m
diff --git a/yamls/ovn-ha.yaml b/yamls/ovn-ha.yaml
index c1f6e2a5c61..46f30e1031e 100644
--- a/yamls/ovn-ha.yaml
+++ b/yamls/ovn-ha.yaml
@@ -95,7 +95,8 @@ spec:
         - name: ovn-central
           image: "kubeovn/kube-ovn:v1.12.0"
           imagePullPolicy: IfNotPresent
-          command: ["/kube-ovn/start-db.sh"]
+          command: 
+          - /kube-ovn/start-db.sh
           securityContext:
             capabilities:
               add: ["SYS_NICE"]
@@ -122,6 +123,10 @@ spec:
                   fieldPath: status.podIPs
             - name: ENABLE_BIND_LOCAL_IP
               value: "true"
+            - name: PROBE_INTERVAL
+              value: "180000"
+            - name: OVN_LEADER_PROBE_INTERVAL
+              value: "5"
           resources:
             requests:
               cpu: 300m
@@ -238,7 +243,8 @@ spec:
         - name: openvswitch
           image: "kubeovn/kube-ovn:v1.12.0"
           imagePullPolicy: IfNotPresent
-          command: ["/kube-ovn/start-ovs.sh"]
+          command: 
+          - /kube-ovn/start-ovs.sh
           securityContext:
             runAsUser: 0
             privileged: true
@@ -265,6 +271,10 @@ spec:
               valueFrom:
                 fieldRef:
                   fieldPath: spec.nodeName
+            - name: OVN_REMOTE_PROBE_INTERVAL
+              value: "10000" 
+            - name: OVN_REMOTE_OPENFLOW_INTERVAL
+              value: "180"
           volumeMounts:
             - mountPath: /var/run/netns
               name: host-ns