diff --git a/core/common/LogtailCommonFlags.cpp b/core/common/LogtailCommonFlags.cpp
index 2f102c8fc0..2d44437970 100644
--- a/core/common/LogtailCommonFlags.cpp
+++ b/core/common/LogtailCommonFlags.cpp
@@ -25,6 +25,9 @@ DEFINE_FLAG_INT32(mem_limit_num, "memory violate limit num before shutdown", 10)
 DEFINE_FLAG_DOUBLE(cpu_usage_up_limit, "cpu usage upper limit, cores", 2.0);
 DEFINE_FLAG_INT64(memory_usage_up_limit, "memory usage upper limit, MB", 2 * 1024);
 
+// machine info
+DEFINE_FLAG_BOOL(disable_identity_detect, "disable identity detect", false);
+
 // checkpoint
 DEFINE_FLAG_INT32(unused_checkpoints_clear_interval_sec, "", 600);
 
diff --git a/core/common/MachineInfoUtil.cpp b/core/common/MachineInfoUtil.cpp
index bdc585f983..1450660867 100644
--- a/core/common/MachineInfoUtil.cpp
+++ b/core/common/MachineInfoUtil.cpp
@@ -44,6 +44,7 @@
 #endif
 
 DEFINE_FLAG_STRING(agent_host_id, "", "");
+DECLARE_FLAG_BOOL(disable_identity_detect);
 
 const std::string sRandomHostIdKey = "random-hostid";
 const std::string sECSAssistMachineIdKey = "ecs-assist-machine-id";
@@ -526,6 +527,10 @@ void InstanceIdentity::DumpInstanceIdentity() {
 }
 
 void InstanceIdentity::InitFromNetwork() {
+    if (BOOL_FLAG(disable_identity_detect)) {
+        LOG_INFO(sLogger, ("identity detect disabled, skip InitFromNetwork", ""));
+        return;
+    }
     ECSMeta ecsMeta;
     if (FetchECSMeta(ecsMeta)) {
         InstanceIdentity::Instance()->UpdateInstanceIdentity(ecsMeta);