diff --git a/DRAMSys/simulator/src/controller/Controller.h b/DRAMSys/simulator/src/controller/Controller.h
index 38a8142e..ae0fccb0 100644
--- a/DRAMSys/simulator/src/controller/Controller.h
+++ b/DRAMSys/simulator/src/controller/Controller.h
@@ -88,11 +88,14 @@ public:
 
     ~Controller()
     {
-        delete controllerCore;    
+        delete controllerCore;
         delete scheduler;
     }
 
     void terminateSimulation();
+
+    sc_time getIdleTime();
+
     // ------- CONTROLLER CORE ---------
     virtual void send(const ScheduledCommand& command, tlm_generic_payload& payload) override;
     virtual void send(Trigger trigger, sc_time time, tlm_generic_payload& payload) override;
@@ -138,6 +141,14 @@ private:
 
     DebugManager& debugManager;
     TlmRecorder *tlmRecorder;
+
+    // Bandwith realted:
+    sc_time idleStart;
+    bool idleState = false;
+    sc_time idleTime;
+    void startBandwithIdleCollector();
+    void endBandwithIdleCollector();
+
 };
 
 // --- IMPLEMENTATION -----
@@ -353,6 +364,11 @@ tlm_sync_enum Controller<BUSWIDTH>::nb_transport_fw(tlm_generic_payload &payload
 
         tlmRecorder->recordPhase(payload, phase, recTime);
         frontendPEQ.notify(payload, phase, notDelay);
+
+        //Bandwith IDLE
+        if ((getTotalNumberOfPayloadsInSystem()== 0)&& idleState){
+            endBandwithIdleCollector();
+        }
     }
     else if (phase == END_RESP)
     {
@@ -361,6 +377,11 @@ tlm_sync_enum Controller<BUSWIDTH>::nb_transport_fw(tlm_generic_payload &payload
 
         printDebugMessage("[fw] Recording " + phaseNameToString(phase) + " at " + recTime.to_string() + " notification in " + notDelay.to_string());
 
+            // Badnwith IDLE
+        if (getTotalNumberOfPayloadsInSystem()==1){
+            startBandwithIdleCollector();
+        }
+
         tlmRecorder->recordPhase(payload, phase, recTime);
         frontendPEQ.notify(payload, phase, notDelay);
     }
@@ -378,6 +399,7 @@ void Controller<BUSWIDTH>::frontendPEQCallback(tlm_generic_payload &payload, con
 {
     if (phase == BEGIN_REQ)
     {
+        printDebugMessage(string("Payload in system: ") + to_string(getTotalNumberOfPayloadsInSystem()));
         payload.acquire();
         payloadEntersSystem(payload);
         if (getTotalNumberOfPayloadsInSystem() > controllerCore->config.MaxNrOfTransactions)
@@ -454,7 +476,7 @@ void Controller<BUSWIDTH>::scheduleNextFromScheduler(Bank bank)
     {
         return;
     }
-    
+
     pair<Command, tlm::tlm_generic_payload*> nextRequest = scheduler->getNextRequest(bank);
     if(nextRequest.second != NULL)
     {
@@ -598,5 +620,25 @@ void Controller<BUSWIDTH>::terminateSimulation()
         }
 }
 
+template<unsigned int BUSWIDTH>
+void Controller<BUSWIDTH>::startBandwithIdleCollector(){
+    printDebugMessage("IDLE Start");
+    printDebugMessage("IDLE Time: "+idleTime.to_string());
+    idleStart = sc_time_stamp();
+    idleState = true;
+}
+
+template<unsigned int BUSWIDTH>
+void Controller<BUSWIDTH>::endBandwithIdleCollector(){
+    printDebugMessage("IDLE End");
+    idleTime += sc_time_stamp()-idleStart;
+    idleState = false;
+}
+template<unsigned int BUSWIDTH>
+sc_time Controller<BUSWIDTH>::getIdleTime(){
+    printDebugMessage("IDLE Time: "+idleTime.to_string());
+    return idleTime;
+}
+
 #endif /* CONTROLLERWRAPPER_H_ */