enable compile time profiling

Change-Id: I27a83e59c799e71b75fac413880072adc156aa74
diff --git a/rw_core/profile.go b/rw_core/profile.go
new file mode 100644
index 0000000..31e7068
--- /dev/null
+++ b/rw_core/profile.go
@@ -0,0 +1,32 @@
+// +build profile
+
+/*
+ * Copyright 2018-present Open Networking Foundation
+
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+
+ * http://www.apache.org/licenses/LICENSE-2.0
+
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+import (
+	"github.com/opencord/voltha-lib-go/v3/pkg/log"
+	"net/http"
+	_ "net/http/pprof"
+)
+
+func realMain() {
+	go func() {
+		log.Infoln(http.ListenAndServe("localhost:6060", nil))
+	}()
+
+}