diff --git a/amdpstateeditor.cpp b/amdpstateeditor.cpp
index e64f839..806c527 100644
--- a/amdpstateeditor.cpp
+++ b/amdpstateeditor.cpp
@@ -129,7 +129,7 @@ bool amdPstateEditor::applyValues()
         if ((corePstates[i].freqspinbox->value() != types->GPUList[0].coreclocks[i]) || (corePstates[i].voltspinbox->value() != types->GPUList[0].corevolts[i])) {
             volt = QString::number(corePstates[i].freqspinbox->value());
             freq = QString::number(corePstates[i].voltspinbox->value());
-            proc.start("/bin/sh -c \"pkexec echo \"s "+ volt +" "+ freq +"\" "+"> /sys/class/drm/card"+QString::number(types->GPUList[0].fsindex)+"/device/pp_od_clk_voltage\"");
+            proc.start("/bin/sh -c \"pkexec echo \"s "+ QString::number(i) + " "+ volt +" "+ freq +"\" "+"> /sys/class/drm/card"+QString::number(types->GPUList[0].fsindex)+"/device/pp_od_clk_voltage\"");
             proc.waitForFinished();
         }
     }
@@ -138,9 +138,14 @@ bool amdPstateEditor::applyValues()
         if ((corePstates[i].freqspinbox->value() != types->GPUList[0].coreclocks[i]) || (corePstates[i].voltspinbox->value() != types->GPUList[0].corevolts[i])) {
             volt = QString::number(corePstates[i].freqspinbox->value());
             freq = QString::number(corePstates[i].voltspinbox->value());
-            proc.start("/bin/sh -c \"pkexec echo \"s "+ volt +" "+ freq +"\" "+"> /sys/class/drm/card"+QString::number(types->GPUList[0].fsindex)+"/device/pp_od_clk_voltage\"");
+            proc.start("/bin/sh -c \"pkexec echo \"m "+ QString::number(i) + " "+ volt +" "+ freq +"\" "+"> /sys/class/drm/card"+QString::number(types->GPUList[0].fsindex)+"/device/pp_od_clk_voltage\"");
             proc.waitForFinished();
         }
     }
+    QString cmd = "/bin/sh -c \"pkexec echo pootis > /home/jussi/Documents/testfile\"";
+    qDebug() << cmd;
+    proc.start(cmd);
+    proc.waitForFinished();
+
     return true;
 }
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 87937ab..7129efd 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -537,20 +537,22 @@ void MainWindow::updateMonitor()
         counter = 0;
     }
     counter++;
-    //if (mouseOverPlot) plotHovered(event)
+    if (insidePlot) updateTracer();
 }
 void MainWindow::plotHovered(QMouseEvent *event)
 {
     QPoint cursor = event->pos();
-    int plotIndex = 0;
+    plotIndex = 0;
     for (int i=0; i<plotCmdsList.size(); i++) {
         if (plotCmdsList[i].widget->underMouse()) {
             plotIndex = i;
             break;
         }
     }
-    mouseOverPlot = true;
+    insidePlot = true;
     double pointerxcoord = plotCmdsList[plotIndex].plot->xAxis->pixelToCoord(cursor.x());
+    latestPointerXcoord = pointerxcoord;
+
     plotCmdsList[plotIndex].tracer->position->setCoords(pointerxcoord, plotCmdsList[plotIndex].plot->yAxis->range().upper);
     // Find the y-value for the corresponding coordinate
     int valIndex = 0;
@@ -575,11 +577,23 @@ void MainWindow::plotHovered(QMouseEvent *event)
     } else {
         // If the cursor is not within the x-range, clear the text
         plotCmdsList[plotIndex].valText->setText("");
-        mouseOverPlot = false;
+        insidePlot = false;
     }
     plotCmdsList[plotIndex].plot->update();
     plotCmdsList[plotIndex].plot->replot();
 }
+void MainWindow::updateTracer()
+{
+    int index = 0;
+    double delta = abs(latestPointerXcoord - GPU[currentGPUIndex].qv_time[0]);
+    for (int i=0; i<GPU[currentGPUIndex].qv_time.size(); i++) {
+        if (abs(latestPointerXcoord - GPU[currentGPUIndex].qv_time[i]) < delta) {
+            delta = abs(latestPointerXcoord - GPU[currentGPUIndex].qv_time[i]);
+            index = i;
+        }
+    }
+    plotCmdsList[plotIndex].valText->setText(QString::number(GPU[currentGPUIndex].data[plotIndex].vector[index]));
+}
 void MainWindow::clearPlots()
 {
     for (int i=0; i<plotCmdsList.size(); i++) {
@@ -588,7 +602,7 @@ void MainWindow::clearPlots()
         plotCmdsList[i].plot->replot();
         plotCmdsList[i].plot->update();
     }
-    mouseOverPlot = false;
+    insidePlot = false;
 }
 void MainWindow::clearExtremeValues()
 {
diff --git a/mainwindow.h b/mainwindow.h
index 9a75d31..46b9e37 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -148,6 +148,7 @@ private slots:
     void tabHandler(int index);
     void setupGraphMonitorTab();
     void plotHovered(QMouseEvent *event);
+    void updateTracer();
     void clearPlots();
     void clearExtremeValues();
     void on_actionManage_profiles_triggered();
@@ -160,7 +161,6 @@ private slots:
 private:
     Ui::MainWindow *ui;
     bool noProfiles = true;
-    bool mouseOverPlot = false;
     QStringList UUIDList;
     QString latestUUID;
 #ifdef NVIDIA
@@ -208,6 +208,10 @@ private:
     QCustomPlot *fanSpeedPlot = new QCustomPlot(this);
 
     //QVector <double> qv_time;
+    // For updating the plot
+    bool insidePlot = false;
+    double latestPointerXcoord;
+    int plotIndex = 0;
 
     struct plotCmds
     {