New metric script that plots a histogram, prerequisites install script added

.gitignore

@@ -0,0 +1,11 @@
+/debug
+/release
+*.tdb
+*.tdb-journal
+*.out
+*.txt
+/build-simulation
+/release-simulation
+/dram/src/common/third_party/DRAMPower/*
+*.*~
+dram/build-*/

dram/.gitignore

@@ -1,6 +0,0 @@
-/debug
-/release
-*.tdb
-*.tdb-journal
-*.out
-*.txt

dram/dramSys/dramSys.pro

@@ -64,7 +64,8 @@ SOURCES += \
     ../src/simulation/SimulationManager.cpp \
     ../src/simulation/Simulation.cpp \
     ../src/simulation/MemoryManager.cpp \
-    ../src/simulation/main.cpp
+    ../src/simulation/main.cpp \
+    ../src/common/libDRAMPower.cpp
 
 HEADERS += \
     ../src/common/third_party/tinyxml2.h \
@@ -118,6 +119,7 @@ HEADERS += \
     ../src/simulation/MemoryManager.h \
     ../src/simulation/ISimulation.h \
     ../src/simulation/Dram.h \
-    ../src/simulation/Arbiter.h
+    ../src/simulation/Arbiter.h \
+    ../src/common/libDRAMPower.h
 
 

dram/resources/configs/memconfigs/fifo.xml

@@ -4,7 +4,7 @@
     <parameter id="openPagePolicy" type="bool" value="1" />
     <parameter id="adaptiveOpenPagePolicy" type="bool" value="0" />
     <parameter id="refreshAwareScheduling" type="bool" value="0" />
-    <parameter id="maxNrOfTransactionsInDram" type="uint" value="2000" />
+    <parameter id="maxNrOfTransactionsInDram" type="uint" value="50" />
     <parameter id="scheduler" type="string" value="FIFO" />
     <parameter id="capsize" type="uint" value="5" />
     <parameter id="powerDownMode" type="string" value="TimeoutPDN" />

dram/resources/scripts/metrics.py

@@ -32,6 +32,18 @@ def getTraceLength(connection):
    result = cursor.fetchone()
    return result[0]
 
+@metric
+def latency_histogram(connection):
+    cursor = connection.cursor()
+    cursor.execute("SELECT ((p2.PhaseEnd - p1.PhaseEnd)/1000) FROM Transactions t, Phases p1, Phases p2 WHERE t.id = p1.Transact and t.id = p2.Transact and p1.PhaseName = \"REQ\" and p2.PhaseName = \"RESP\" ")
+    result = cursor.fetchall()
+    #result.sort()
+    #print(max(result)[0])
+    import matplotlib.pyplot as plt
+    plt.hist(result, bins=max(result)[0], histtype='barstacked')
+    plt.savefig('hist.png')
+    return "Saved as hist.png"
+
 @metric
 def average_response_latency_in_ns(connection):
    cursor = connection.cursor()
@@ -271,7 +283,7 @@ def calculateMetrics(pathToTrace):
    #calculatedMetrics.extend(passRatio(connection))
    #calculatedMetrics.extend(timeInPowerStates(connection))
    
-   refreshMissDecision(connection, calculatedMetrics)
+   #refreshMissDecision(connection, calculatedMetrics)
    print(calculatedMetrics[-1])
    print(calculatedMetrics[-2])
    connection.close()

dram/resources/simulations/sim-batch.xml

@@ -9,12 +9,11 @@
 
   <memconfigs>
     <memconfig>fifo.xml</memconfig>
-    <memconfig>fr_fcfs.xml</memconfig>
   </memconfigs>
   <trace-setups>
 
   <trace-setup id="simple">
-      <device >test2.stl</device>
+      <device >trace3.stl</device>
   </trace-setup>
 
 

dram/src/common/libDRAMPower.cpp

@@ -0,0 +1,5 @@
+#include "libdrampower.h"
+
+libDRAMPower::libDRAMPower()
+{
+}

dram/src/common/libDRAMPower.h

@@ -0,0 +1,10 @@
+#ifndef LIBDRAMPOWER_H
+#define LIBDRAMPOWER_H
+
+class libDRAMPower
+{
+public:
+    libDRAMPower();
+};
+
+#endif // LIBDRAMPOWER_H

install_prerequisites.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+mkdir -p dram/src/common/third_party/DRAMPower
+cd dram/src/common/third_party/DRAMPower
+wget "http://www.es.ele.tue.nl/drampower/DRAMPower3.1.zip"
+unzip DRAMPower3.1.zip
+mv DRAMPower3.1/* .
+rm -r DRAMPower3.1
+rm -r DRAMPower3.1.zip