diff --git a/pkg/appsrv/appsrv.go b/pkg/appsrv/appsrv.go
index ba4a498bac..dc8e284bc6 100644
--- a/pkg/appsrv/appsrv.go
+++ b/pkg/appsrv/appsrv.go
@@ -40,6 +40,7 @@ import (
 	"yunion.io/x/onecloud/pkg/httperrors"
 	"yunion.io/x/onecloud/pkg/i18n"
 	"yunion.io/x/onecloud/pkg/proxy"
+	"yunion.io/x/onecloud/pkg/util/ctx"
 	"yunion.io/x/onecloud/pkg/util/httputils"
 )
 
@@ -82,7 +83,7 @@ var quitHandlerRegisted bool
 
 func NewApplication(name string, connMax int, db bool) *Application {
 	app := Application{name: name,
-		context:           context.Background(),
+		context:           ctx.CtxWithTime(),
 		connMax:           connMax,
 		session:           NewWorkerManager("HttpRequestWorkerManager", connMax, DEFAULT_BACKLOG, db),
 		readSession:       NewWorkerManager("HttpGetRequestWorkerManager", connMax, DEFAULT_BACKLOG, db),
diff --git a/pkg/cloudcommon/db/tenantcachesync.go b/pkg/cloudcommon/db/tenantcachesync.go
index e4dbe8c7e5..1b614662f1 100644
--- a/pkg/cloudcommon/db/tenantcachesync.go
+++ b/pkg/cloudcommon/db/tenantcachesync.go
@@ -35,6 +35,7 @@ var (
 )
 
 func StartTenantCacheSync(ctx context.Context, intvalSeconds int) {
+
 	go runTenantCacheSync(ctx, intvalSeconds)
 }
 
diff --git a/pkg/util/ctx/context.go b/pkg/util/ctx/context.go
new file mode 100644
index 0000000000..edb4b2e0bf
--- /dev/null
+++ b/pkg/util/ctx/context.go
@@ -0,0 +1,14 @@
+package ctx
+
+import (
+	"context"
+	"time"
+)
+
+const (
+	CTX_TIME_KEY = "time"
+)
+
+func CtxWithTime() context.Context {
+	return context.WithValue(context.Background(), CTX_TIME_KEY, time.Now())
+}
diff --git a/pkg/util/ctx/doc.go b/pkg/util/ctx/doc.go
new file mode 100644
index 0000000000..88bbeb6f6b
--- /dev/null
+++ b/pkg/util/ctx/doc.go
@@ -0,0 +1 @@
+package ctx // import "yunion.io/x/onecloud/pkg/util/ctx"