diff --git a/DRAMSys/traceAnalyzer/scripts/metrics.py b/DRAMSys/traceAnalyzer/scripts/metrics.py
index a8e9f79e..6e451867 100644
--- a/DRAMSys/traceAnalyzer/scripts/metrics.py
+++ b/DRAMSys/traceAnalyzer/scripts/metrics.py
@@ -117,11 +117,15 @@ def memory_idle(connection):
     cursor = connection.cursor()
     cursor.execute(query)
     idle = cursor.fetchone()
+    
+    cursor.execute(""" SELECT min(PhaseBegin) FROM Phases WHERE PhaseName = 'REQ' """)
+    idle_start = cursor.fetchone()
+    clk, unit = getClock(connection)
+
     if (idle[0] is None):
-        return 0
+        return (idle_start[0] / clk)
     else:
-        clk, unit = getClock(connection)
-        return (idle[0]/clk)
+        return ((idle[0] + idle_start[0]) / clk)
 
 @metric 
 def memory_delayed(connection):