diff --git a/dockers/docker-config-engine-bullseye/Dockerfile.j2 b/dockers/docker-config-engine-bullseye/Dockerfile.j2
index 57631df95c3e..f6804de903be 100644
--- a/dockers/docker-config-engine-bullseye/Dockerfile.j2
+++ b/dockers/docker-config-engine-bullseye/Dockerfile.j2
@@ -44,6 +44,7 @@ RUN pip3 install redis==4.5.4
 
 # Copy files
 COPY ["files/swss_vars.j2", "/usr/share/sonic/templates/"]
+COPY ["files/readiness_probe.sh", "/usr/bin/"]
 COPY ["files/container_startup.py", "/usr/share/sonic/scripts/"]
 
 ## Clean up
diff --git a/dockers/docker-config-engine-buster/Dockerfile.j2 b/dockers/docker-config-engine-buster/Dockerfile.j2
index ccadb6e43957..084956eed5f5 100644
--- a/dockers/docker-config-engine-buster/Dockerfile.j2
+++ b/dockers/docker-config-engine-buster/Dockerfile.j2
@@ -44,6 +44,7 @@ RUN pip3 install redis==4.5.4
 
 # Copy files
 COPY ["files/swss_vars.j2", "/usr/share/sonic/templates/"]
+COPY ["files/readiness_probe.sh", "/usr/bin/"]
 COPY ["files/container_startup.py", "/usr/share/sonic/scripts/"]
 
 ## Clean up
diff --git a/rules/docker-config-engine-bullseye.mk b/rules/docker-config-engine-bullseye.mk
index 808905496e8f..084b4b82dc76 100644
--- a/rules/docker-config-engine-bullseye.mk
+++ b/rules/docker-config-engine-bullseye.mk
@@ -19,6 +19,7 @@ $(DOCKER_CONFIG_ENGINE_BULLSEYE)_LOAD_DOCKERS += $(DOCKER_BASE_BULLSEYE)
 $(DOCKER_CONFIG_ENGINE_BULLSEYE)_FILES += $(SWSS_VARS_TEMPLATE)
 $(DOCKER_CONFIG_ENGINE_BULLSEYE)_FILES += $(RSYSLOG_PLUGIN_CONF_J2)
 $(DOCKER_CONFIG_ENGINE_BULLSEYE)_FILES += $($(SONIC_CTRMGRD)_CONTAINER_SCRIPT)
+$(DOCKER_CONFIG_ENGINE_BULLSEYE)_FILES += $($(SONIC_CTRMGRD)_HEALTH_PROBE)
 $(DOCKER_CONFIG_ENGINE_BULLSEYE)_FILES += $($(SONIC_CTRMGRD)_STARTUP_SCRIPT)
 
 $(DOCKER_CONFIG_ENGINE_BULLSEYE)_DBG_DEPENDS = $($(DOCKER_BASE_BULLSEYE)_DBG_DEPENDS) \
diff --git a/rules/docker-config-engine-buster.mk b/rules/docker-config-engine-buster.mk
index 474617bbbd94..4d1e7e0a4b92 100644
--- a/rules/docker-config-engine-buster.mk
+++ b/rules/docker-config-engine-buster.mk
@@ -18,6 +18,7 @@ $(DOCKER_CONFIG_ENGINE_BUSTER)_LOAD_DOCKERS += $(DOCKER_BASE_BUSTER)
 $(DOCKER_CONFIG_ENGINE_BUSTER)_FILES += $(SWSS_VARS_TEMPLATE)
 $(DOCKER_CONFIG_ENGINE_BUSTER)_FILES += $(RSYSLOG_PLUGIN_CONF_J2)
 $(DOCKER_CONFIG_ENGINE_BUSTER)_FILES += $($(SONIC_CTRMGRD)_CONTAINER_SCRIPT)
+$(DOCKER_CONFIG_ENGINE_BUSTER)_FILES += $($(SONIC_CTRMGRD)_HEALTH_PROBE)
 $(DOCKER_CONFIG_ENGINE_BUSTER)_FILES += $($(SONIC_CTRMGRD)_STARTUP_SCRIPT)
 
 $(DOCKER_CONFIG_ENGINE_BUSTER)_DBG_DEPENDS = $($(DOCKER_BASE_BUSTER)_DBG_DEPENDS) \
diff --git a/rules/sonic-ctrmgrd.mk b/rules/sonic-ctrmgrd.mk
index 659a2cf4ace1..167d78c43c88 100644
--- a/rules/sonic-ctrmgrd.mk
+++ b/rules/sonic-ctrmgrd.mk
@@ -20,12 +20,16 @@ $($(SONIC_CTRMGRD)_CFG_JSON)_PATH = $($(SONIC_CTRMGRD)_FILES_PATH)
 $(SONIC_CTRMGRD)_SERVICE = ctrmgrd.service
 $($(SONIC_CTRMGRD)_SERVICE)_PATH = $($(SONIC_CTRMGRD)_FILES_PATH)
 
+$(SONIC_CTRMGRD)_HEALTH_PROBE = readiness_probe.sh
+$($(SONIC_CTRMGRD)_HEALTH_PROBE)_PATH = $($(SONIC_CTRMGRD)_FILES_PATH)
+
 SONIC_PYTHON_WHEELS += $(SONIC_CTRMGRD)
 
 $(SONIC_CTRMGRD)_FILES = $($(SONIC_CTRMGRD)_CONTAINER_SCRIPT)
 $(SONIC_CTRMGRD)_FILES += $($(SONIC_CTRMGRD)_STARTUP_SCRIPT)
 $(SONIC_CTRMGRD)_FILES += $($(SONIC_CTRMGRD)_CFG_JSON)
 $(SONIC_CTRMGRD)_FILES += $($(SONIC_CTRMGRD)_SERVICE)
+$(SONIC_CTRMGRD)_FILES += $($(SONIC_CTRMGRD)_HEALTH_PROBE)
 
 SONIC_COPY_FILES += $($(SONIC_CTRMGRD)_FILES)
 
diff --git a/src/sonic-ctrmgrd/ctrmgr/readiness_probe.sh b/src/sonic-ctrmgrd/ctrmgr/readiness_probe.sh
new file mode 100644
index 000000000000..9e796ca03816
--- /dev/null
+++ b/src/sonic-ctrmgrd/ctrmgr/readiness_probe.sh
@@ -0,0 +1,35 @@
+#!/bin/bash
+# This script is used by k8s to check the readiness of containers
+# Check if the container is readiness or not, exit code 0 means readiness, others mean not readiness
+
+#### exit code contract, k8s only cares zero or not none-zero, but we want to use none-zero code to indicate different error
+# 0: readiness
+# 1: if the hook script is python code, the default crash exit code is 1
+# 2: supervisor start service doesn't exit normally
+# other exit code: returned by post_check_script, define in the post_check_script, should not include 1,2
+
+# check if the start service exists
+# if the start service doesn't exist, do nothing
+# if the start service exists, check if it exits normally
+# if the start service doesn't exit normally, exit with code 2
+pre_check_service_name="start"
+no_process_string="ERROR (no such process)"
+service_status=$(supervisorctl status $pre_check_service_name)
+if [[ $service_status != *"$no_process_string"* ]] && [[ $(echo $service_status |awk '{print $2}') != 'EXITED' ]]; then
+    exit 2
+fi
+
+# feature owner can add their own readiness check script
+# check if the post_check_script exists
+# if the post_check_script exists, run it
+# if the post_check_script exits with non-zero code, exit with the code
+post_check_script="/usr/bin/readiness_probe_hook"
+if [ -x $post_check_script ]; then
+    $post_check_script
+    post_check_result=$?
+    if [ $post_check_result != 0 ]; then
+        exit $post_check_result
+    fi
+fi
+
+exit 0