diff --git a/pkg/hostman/host_services.go b/pkg/hostman/host_services.go
index fe23bc98c0f..df6f50c1cec 100644
--- a/pkg/hostman/host_services.go
+++ b/pkg/hostman/host_services.go
@@ -17,6 +17,7 @@ package hostman
 import (
 	execlient "yunion.io/x/executor/client"
 	"yunion.io/x/log"
+	"yunion.io/x/pkg/util/signalutils"
 
 	"yunion.io/x/onecloud/pkg/appsrv"
 	app_common "yunion.io/x/onecloud/pkg/cloudcommon/app"
@@ -156,6 +157,10 @@ func (host *SHostService) initHandlers(app *appsrv.Application) {
 }
 
 func StartService() {
+	// register dump stack signal handler at first
+	signalutils.SetDumpStackSignal()
+	signalutils.StartTrap()
+
 	var srv = &SHostService{}
 	srv.SServiceBase = &service.SServiceBase{
 		Service: srv,