diff --git a/src/apps/debuganalyzer/gui/chart/BigtimeChartAxisLegendSource.cpp b/src/apps/debuganalyzer/gui/chart/BigtimeChartAxisLegendSource.cpp
index 2c7a89ac36..bddb9c7613 100644
--- a/src/apps/debuganalyzer/gui/chart/BigtimeChartAxisLegendSource.cpp
+++ b/src/apps/debuganalyzer/gui/chart/BigtimeChartAxisLegendSource.cpp
@@ -43,7 +43,6 @@ BigtimeChartAxisLegendSource::GetAxisLegends(const ChartDataRange& range,
 	// interpret range as time range
 	bigtime_t startTime = (bigtime_t)range.min;
 	bigtime_t endTime = (bigtime_t)range.max;
-printf("BigtimeChartAxisLegendSource::GetAxisLegends(): range: %lld - %lld\n", startTime, endTime);
 // TODO: Handle sub-microsecs ranges!
 	if (startTime >= endTime)
 		return 0;
diff --git a/src/apps/debuganalyzer/gui/chart/Chart.cpp b/src/apps/debuganalyzer/gui/chart/Chart.cpp
index 220b732c60..c1a891a161 100644
--- a/src/apps/debuganalyzer/gui/chart/Chart.cpp
+++ b/src/apps/debuganalyzer/gui/chart/Chart.cpp
@@ -85,7 +85,6 @@ bool
 Chart::AddDataSource(ChartDataSource* dataSource, int32 index,
 	ChartRendererDataSourceConfig* config)
 {
-printf("Chart::AddDataSource(%p)\n", dataSource);
 	if (dataSource == NULL)
 		return false;
 
@@ -130,7 +129,6 @@ Chart::RemoveDataSource(ChartDataSource* dataSource)
 ChartDataSource*
 Chart::RemoveDataSource(int32 index)
 {
-printf("Chart::RemoveDataSource(%ld)\n", index);
 	if (index < 0 || index >= fDataSources.CountItems())
 		return NULL;
 
@@ -149,7 +147,6 @@ printf("Chart::RemoveDataSource(%ld)\n", index);
 void
 Chart::RemoveAllDataSources()
 {
-printf("Chart::RemoveAllDataSources()\n");
 	int32 count = fDataSources.CountItems();
 	for (int32 i = count - 1; i >= 0; i--)
 		fRenderer->RemoveDataSource(fDataSources.ItemAt(i));
@@ -371,7 +368,7 @@ Chart::MouseMoved(BPoint where, uint32 code, const BMessage* dragMessage)
 void
 Chart::Draw(BRect updateRect)
 {
-printf("Chart::Draw((%f, %f) - (%f, %f))\n", updateRect.left, updateRect.top, updateRect.right, updateRect.bottom);
+//printf("Chart::Draw((%f, %f) - (%f, %f))\n", updateRect.left, updateRect.top, updateRect.right, updateRect.bottom);
 	rgb_color background = ui_color(B_PANEL_BACKGROUND_COLOR);
 	rgb_color color;
 
@@ -447,7 +444,7 @@ Chart::DoLayout()
 {
 	// get size in pixels
 	BSize size = Bounds().Size();
-printf("Chart::DoLayout(%f, %f)\n", size.width, size.height);
+//printf("Chart::DoLayout(%f, %f)\n", size.width, size.height);
 	int32 width = size.IntegerWidth() + 1;
 	int32 height = size.IntegerHeight() + 1;
 
@@ -470,7 +467,7 @@ printf("Chart::DoLayout(%f, %f)\n", size.width, size.height);
 
 	fChartFrame = BRect(left, top, width - right - 1, height - bottom - 1);
 	fRenderer->SetFrame(fChartFrame.InsetByCopy(1, 1));
-printf("  fChartFrame: (%f, %f) - (%f, %f)\n", fChartFrame.left, fChartFrame.top, fChartFrame.right, fChartFrame.bottom);
+//printf("  fChartFrame: (%f, %f) - (%f, %f)\n", fChartFrame.left, fChartFrame.top, fChartFrame.right, fChartFrame.bottom);
 
 	fLeftAxis.SetFrame(0, fChartFrame.top + 1, fChartFrame.left - 1,
 		fChartFrame.bottom - 1);
diff --git a/src/apps/debuganalyzer/gui/chart/LegendChartAxis.cpp b/src/apps/debuganalyzer/gui/chart/LegendChartAxis.cpp
index a882bd01d8..702204061d 100644
--- a/src/apps/debuganalyzer/gui/chart/LegendChartAxis.cpp
+++ b/src/apps/debuganalyzer/gui/chart/LegendChartAxis.cpp
@@ -64,7 +64,6 @@ void
 LegendChartAxis::_FilterLegends(int32 totalSize, int32 spacing,
 	float BSize::* sizeField)
 {
-printf("LegendChartAxis::_FilterLegends(%ld, %ld)\n", totalSize, spacing);
 	// compute the min/max legend levels
 	int32 legendCount = fLegends.CountItems();
 	int32 minLevel = INT_MAX;
@@ -91,7 +90,6 @@ printf("LegendChartAxis::_FilterLegends(%ld, %ld)\n", totalSize, spacing);
 	// preceeding same-level legends. We iterate backwards from the lower to
 	// the higher levels
 	for (int32 level = std::max(minLevel, 0L); level <= maxLevel;) {
-printf("  level: %ld\n", level);
 		legendCount = fLegends.CountItems();
 
 		// get the first legend position/end
@@ -101,12 +99,10 @@ printf("  level: %ld\n", level);
 
 		int32 previousEnd = (int32)ceilf(position + info->size.*sizeField);
 		int32 previousLevel = info->legend->Level();
-printf("     first legend: pos: %f, size: %f\n", position, info->size.*sizeField);
 
 		for (int32 i = 1; (info = fLegends.ItemAt(i)) != NULL; i++) {
 			float position = _LegendPosition(info->value, info->size.*sizeField,
 				(float)totalSize, scale);;
-printf("     legend %ld: pos: %f, size: %f\n", i, position, info->size.*sizeField);
 
 			if (position - spacing < previousEnd
 				&& (previousLevel <= level
@@ -183,7 +179,6 @@ LegendChartAxis::SetRange(const ChartDataRange& range)
 void
 LegendChartAxis::SetFrame(BRect frame)
 {
-printf("LegendChartAxis::SetFrame((%f, %f) - (%f, %f))\n", frame.left, frame.top, frame.right, frame.bottom);
 	if (frame != fFrame) {
 		fFrame = frame;
 		_InvalidateLayout();
@@ -245,7 +240,6 @@ LegendChartAxis::PreferredSize(BView* view, BSize maxSize)
 void
 LegendChartAxis::Render(BView* view, BRect updateRect)
 {
-printf("LegendChartAxis::Render()\n");
 	if (!_ValidateLayout(view))
 		return;
 
@@ -279,7 +273,6 @@ printf("LegendChartAxis::Render()\n");
 			return;
 	}
 
-printf("  rendering...\n");
 	float totalSize = floorf(fFrame.Size().*sizeField) + 1;
 	double rangeSize = fRange.max - fRange.min;
 	if (rangeSize == 0)
@@ -293,7 +286,6 @@ printf("  rendering...\n");
 		: fFrame.RightBottom().*otherPointField - kChartRulerDistance;
 	float rulerEnd = fFrame.RightTop().*pointField;
 	float rulerChartDistant = rulerChartClosest + rulerDirection * kRulerSize;
-printf("  ruler: (%f, %f) - (%f, %f)\n", rulerStart, rulerChartClosest, rulerEnd, rulerChartDistant);
 
 	rgb_color black = { 0, 0, 0, 255 };
 	view->BeginLineArray(3 + fLegends.CountItems());
@@ -319,7 +311,6 @@ printf("  ruler: (%f, %f) - (%f, %f)\n", rulerStart, rulerChartClosest, rulerEnd
 		second.*pointField = position;
 		second.*otherPointField = rulerChartDistant
 			+ rulerDirection * kRulerMarkSize;
-printf("  drawing mark at (%f, %f)\n", first.x, first.y);
 		view->AddLine(first, second, black);
 	}
 	view->EndLineArray();
@@ -338,7 +329,6 @@ printf("  drawing mark at (%f, %f)\n", first.x, first.y);
 		first.*otherPointField = rulerDirection == 1
 			? legendRulerClosest
 			: legendRulerClosest - info->size.*otherSizeField;
-printf("  legend %ld: position: (%f, %f), size: (%f, %f)\n", i, first.x, first.y, info->size.width, info->size.height);
 
 		fLegendRenderer->RenderLegend(info->legend, view, first);
 	}
@@ -357,24 +347,18 @@ LegendChartAxis::_ValidateLayout(BView* view)
 {
 	if (fLayoutValid)
 		return true;
-printf("LegendChartAxis::_ValidateLayout()\n");
 
 	fLegends.MakeEmpty();
 
 	int32 width = fFrame.IntegerWidth() + 1;
 	int32 height = fFrame.IntegerHeight() + 1;
-printf("  width: %ld, height: %ld\n", width, height);
 
 	// estimate the maximum legend count we might need
 	int32 maxLegends = _EstimateMaxLegendCount(view, fFrame.Size(),
 		&fHorizontalSpacing, &fVerticalSpacing);
 
-printf("  max %ld legends\n", maxLegends);
 	if (maxLegends == 0)
-{
-printf("  too small for any legends!\n");
 		return false;
-}
 
 	// get the legends
 	ChartLegend* legends[maxLegends];
@@ -382,27 +366,20 @@ printf("  too small for any legends!\n");
 
 	int32 legendCount = fLegendSource->GetAxisLegends(fRange, legends, values,
 		maxLegends);
-printf("  got %ld legends\n", legendCount);
 	if (legendCount == 0)
-{
-printf("  got no legends from source!\n");
 		return false;
-}
 
-printf("  range: %f - %f\n", fRange.min, fRange.max);
 	// create legend infos
 	for (int32 i = 0; i < legendCount; i++) {
 		ChartLegend* legend = legends[i];
 		BSize size = fLegendRenderer->LegendSize(legend, view);
 		LegendInfo* info = new(std::nothrow) LegendInfo(legend, values[i],
 			size);
-printf("    legend %ld: size: (%f, %f), value: %f\n", i, size.width, size.height, info->value);
 		if (info == NULL || !fLegends.AddItem(info)) {
 			// TODO: Report error!
 			delete info;
 			for (int32 k = i; k < legendCount; k++)
 				delete legends[k];
-printf("  failed to create legend info!\n");
 			return false;
 		}
 	}
diff --git a/src/apps/debuganalyzer/gui/chart/LineChartRenderer.cpp b/src/apps/debuganalyzer/gui/chart/LineChartRenderer.cpp
index 2ad12a182b..4f613766a4 100644
--- a/src/apps/debuganalyzer/gui/chart/LineChartRenderer.cpp
+++ b/src/apps/debuganalyzer/gui/chart/LineChartRenderer.cpp
@@ -192,17 +192,15 @@ LineChartRenderer::Render(BView* view, BRect updateRect)
 	// draw
 	view->SetLineMode(B_ROUND_CAP, B_ROUND_JOIN);
 	for (int32 i = 0; DataSourceInfo* info = fDataSources.ItemAt(i); i++) {
-printf("LineChartRenderer::Render(): %p\n", info);
-	
+
 		float bottom = fFrame.bottom;
 		BShape shape;
 		shape.MoveTo(BPoint(left + first,
 			bottom - ((info->samples[first] - minRange) * scale)));
-	
+
 		for (int32 i = first; i <= last; i++) {
 			shape.LineTo(BPoint(float(left + i),
 				float(bottom - ((info->samples[i] - minRange) * scale))));
-//printf("  %f: %f (%f)\n", info->samples[i] - minRange, float(bottom - ((info->samples[i] - minRange) * scale)), bottom);
 		}
 		view->SetHighColor(info->config.Color());
 		view->MovePenTo(B_ORIGIN);