diff --git a/headers/private/system/system_profiler_defs.h b/headers/private/system/system_profiler_defs.h
index 5c456ca2e4..288b9f5834 100644
--- a/headers/private/system/system_profiler_defs.h
+++ b/headers/private/system/system_profiler_defs.h
@@ -5,6 +5,7 @@
 #ifndef _SYSTEM_SYSTEM_PROFILER_DEFS_H
 #define _SYSTEM_SYSTEM_PROFILER_DEFS_H
 
+
 #include <image.h>
 
 
@@ -130,13 +131,13 @@ struct system_profiler_samples {
 
 // base structure for the following three
 struct system_profiler_thread_scheduling_event {
-	bigtime_t	time;
+	nanotime_t	time;
 	thread_id	thread;
 };
 
 // B_SYSTEM_PROFILER_THREAD_SCHEDULED
 struct system_profiler_thread_scheduled {
-	bigtime_t	time;
+	nanotime_t	time;
 	thread_id	thread;
 	thread_id	previous_thread;
 	uint16		previous_thread_state;
@@ -146,14 +147,14 @@ struct system_profiler_thread_scheduled {
 
 // B_SYSTEM_PROFILER_THREAD_ENQUEUED_IN_RUN_QUEUE
 struct system_profiler_thread_enqueued_in_run_queue {
-	bigtime_t	time;
+	nanotime_t	time;
 	thread_id	thread;
 	uint8		priority;
 };
 
 // B_SYSTEM_PROFILER_THREAD_REMOVED_FROM_RUN_QUEUE
 struct system_profiler_thread_removed_from_run_queue {
-	bigtime_t	time;
+	nanotime_t	time;
 	thread_id	thread;
 };
 
diff --git a/src/apps/debuganalyzer/gui/chart/BigtimeChartAxisLegendSource.cpp b/src/apps/debuganalyzer/gui/chart/BigtimeChartAxisLegendSource.cpp
index bddb9c7613..2a58e071b8 100644
--- a/src/apps/debuganalyzer/gui/chart/BigtimeChartAxisLegendSource.cpp
+++ b/src/apps/debuganalyzer/gui/chart/BigtimeChartAxisLegendSource.cpp
@@ -9,31 +9,7 @@
 
 #include "chart/ChartDataRange.h"
 #include "chart/StringChartLegend.h"
-
-
-struct decomposed_time {
-	bigtime_t	hours;
-	int			minutes;
-	int			seconds;
-	int			micros;
-};
-
-
-static void
-decompose_time(bigtime_t time, decomposed_time& decomposed)
-{
-	// microsecs
-	decomposed.micros = time % 1000000;
-	time /= 1000000;
-	// secs
-	decomposed.seconds = time % 60;
-	time /= 60;
-	// mins
-	decomposed.minutes = time % 60;
-	time /= 60;
-	// hours
-	decomposed.hours = time;
-}
+#include "util/TimeUtils.h"
 
 
 int32
@@ -80,7 +56,7 @@ BigtimeChartAxisLegendSource::GetAxisLegends(const ChartDataRange& range,
 	bigtime_t interval = baseInterval * relativeFactor;
 	bigtime_t time = (startTime + interval - 1) / interval * interval;
 	for (; time <= endTime; time += interval) {
-		decomposed_time decomposed;
+		decomposed_bigtime decomposed;
 		decompose_time(time, decomposed);
 		char buffer[128];
 		snprintf(buffer, sizeof(buffer), "%02lld:%02d:%02d.%06d",
diff --git a/src/apps/debuganalyzer/gui/chart/Jamfile b/src/apps/debuganalyzer/gui/chart/Jamfile
index ecc46c3e71..b24915372a 100644
--- a/src/apps/debuganalyzer/gui/chart/Jamfile
+++ b/src/apps/debuganalyzer/gui/chart/Jamfile
@@ -19,5 +19,6 @@ MergeObject DebugAnalyzer_gui_chart.o
 	DefaultChartAxisLegendSource.cpp
 	LegendChartAxis.cpp
 	LineChartRenderer.cpp
+	NanotimeChartAxisLegendSource.cpp
 	StringChartLegend.cpp
 ;
diff --git a/src/apps/debuganalyzer/gui/chart/NanotimeChartAxisLegendSource.cpp b/src/apps/debuganalyzer/gui/chart/NanotimeChartAxisLegendSource.cpp
new file mode 100644
index 0000000000..49ebd4aba9
--- /dev/null
+++ b/src/apps/debuganalyzer/gui/chart/NanotimeChartAxisLegendSource.cpp
@@ -0,0 +1,79 @@
+/*
+ * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
+ * Distributed under the terms of the MIT License.
+ */
+
+
+#include "chart/NanotimeChartAxisLegendSource.h"
+
+#include <stdio.h>
+
+#include "chart/ChartDataRange.h"
+#include "chart/StringChartLegend.h"
+#include "util/TimeUtils.h"
+
+
+int32
+NanotimeChartAxisLegendSource::GetAxisLegends(const ChartDataRange& range,
+	ChartLegend** legends, double* values, int32 maxLegends)
+{
+	// interpret range as time range
+	nanotime_t startTime = (nanotime_t)range.min;
+	nanotime_t endTime = (nanotime_t)range.max;
+// TODO: Handle sub-nanosecs ranges!
+	if (startTime >= endTime)
+		return 0;
+
+	nanotime_t positionFactors[4];
+	positionFactors[3] = 1;
+	positionFactors[2] = 1000000000;
+	positionFactors[1] = positionFactors[2] * 60;
+	positionFactors[0] = positionFactors[1] * 60;
+
+	// find the main position (h, m, s, us) we want to play with
+	int32 position = 0;
+	nanotime_t rangeTime = endTime - startTime;
+	while (rangeTime / positionFactors[position] + 1 < maxLegends / 2
+			&& position < 3) {
+		position++;
+	}
+
+	// adjust the factor so that we get maxLegends / 2 to maxLegends legends
+	nanotime_t baseInterval = positionFactors[position];
+	nanotime_t relativeFactor = 1;
+	while (rangeTime / (baseInterval * relativeFactor) >= maxLegends) {
+		if (relativeFactor == 1) {
+			relativeFactor = 2;
+		} else if (relativeFactor == 2) {
+			relativeFactor = 5;
+		} else if (relativeFactor == 5) {
+			baseInterval *= 10;
+			relativeFactor = 1;
+		}
+	}
+
+	// generate the legends
+	int32 count = 0;
+	nanotime_t interval = baseInterval * relativeFactor;
+	nanotime_t time = (startTime + interval - 1) / interval * interval;
+	for (; time <= endTime; time += interval) {
+		decomposed_nanotime decomposed;
+		decompose_time(time, decomposed);
+		char buffer[128];
+		snprintf(buffer, sizeof(buffer), "%02lld:%02d:%02d.%09d",
+			decomposed.hours, decomposed.minutes, decomposed.seconds,
+			decomposed.nanos);
+// TODO: Drop superfluous nanoseconds digits, or even nanoseconds and seconds
+// completely.
+
+		StringChartLegend* legend
+			= new(std::nothrow) StringChartLegend(buffer, 1);
+		if (legend == NULL)
+			return count;
+
+		legends[count] = legend;
+		values[count++] = (double)time;
+	}
+
+	return count;
+}
diff --git a/src/apps/debuganalyzer/gui/chart/NanotimeChartAxisLegendSource.h b/src/apps/debuganalyzer/gui/chart/NanotimeChartAxisLegendSource.h
new file mode 100644
index 0000000000..7236b6a36e
--- /dev/null
+++ b/src/apps/debuganalyzer/gui/chart/NanotimeChartAxisLegendSource.h
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef NANOTIME_CHART_AXIS_LEGEND_SOURCE_H
+#define NANOTIME_CHART_AXIS_LEGEND_SOURCE_H
+
+
+#include "chart/ChartAxisLegendSource.h"
+
+
+class NanotimeChartAxisLegendSource : public ChartAxisLegendSource {
+public:
+	virtual	int32				GetAxisLegends(const ChartDataRange& range,
+									ChartLegend** legends, double* values,
+									int32 maxLegends);
+};
+
+
+#endif	// NANOTIME_CHART_AXIS_LEGEND_SOURCE_H
diff --git a/src/apps/debuganalyzer/gui/main_window/GeneralPage.cpp b/src/apps/debuganalyzer/gui/main_window/GeneralPage.cpp
index 771d5715b0..449152cc18 100644
--- a/src/apps/debuganalyzer/gui/main_window/GeneralPage.cpp
+++ b/src/apps/debuganalyzer/gui/main_window/GeneralPage.cpp
@@ -7,6 +7,8 @@
 
 #include <stdio.h>
 
+#include "util/TimeUtils.h"
+
 
 MainWindow::GeneralPage::GeneralPage()
 	:
@@ -43,8 +45,8 @@ MainWindow::GeneralPage::SetModel(Model* model)
 
 		// run time
 		char buffer[128];
-		snprintf(buffer, sizeof(buffer), "%lld μs", fModel->LastEventTime());
-		fRunTimeView->SetText(buffer);
+		fRunTimeView->SetText(format_nanotime(fModel->LastEventTime(), buffer,
+			sizeof(buffer)));
 
 		// team count
 		snprintf(buffer, sizeof(buffer), "%ld", fModel->CountTeams());
diff --git a/src/apps/debuganalyzer/gui/main_window/SchedulingPage.cpp b/src/apps/debuganalyzer/gui/main_window/SchedulingPage.cpp
index 30d21553cc..3b543601d9 100644
--- a/src/apps/debuganalyzer/gui/main_window/SchedulingPage.cpp
+++ b/src/apps/debuganalyzer/gui/main_window/SchedulingPage.cpp
@@ -22,7 +22,7 @@
 
 #include "Array.h"
 
-#include "chart/BigtimeChartAxisLegendSource.h"
+#include "chart/NanotimeChartAxisLegendSource.h"
 #include "chart/LegendChartAxis.h"
 #include "chart/StringChartLegend.h"
 #include "HeaderView.h"
@@ -34,11 +34,11 @@ static const float kViewSeparationMargin = 5.0f;
 
 
 struct MainWindow::SchedulingPage::SchedulingEvent {
-	bigtime_t						time;
+	nanotime_t						time;
 	Model::ThreadWaitObjectGroup*	waitObject;
 	ThreadState						state;
 
-	SchedulingEvent(bigtime_t time, ThreadState state,
+	SchedulingEvent(nanotime_t time, ThreadState state,
 		Model::ThreadWaitObjectGroup* waitObject)
 		:
 		time(time),
@@ -95,7 +95,7 @@ public:
 		return fDataArrays[index];
 	}
 
-	void AddState(Model::Thread* thread, bigtime_t time, ThreadState state,
+	void AddState(Model::Thread* thread, nanotime_t time, ThreadState state,
 		Model::ThreadWaitObjectGroup* waitObject)
 	{
 		DataArray& array = fDataArrays[thread->Index()];
@@ -117,28 +117,28 @@ public:
 		array.Add(event);
 	}
 
-	void AddRun(Model::Thread* thread, bigtime_t time)
+	void AddRun(Model::Thread* thread, nanotime_t time)
 	{
 		AddState(thread, time, RUNNING, NULL);
 	}
 
-	void AddLatency(Model::Thread* thread, bigtime_t time)
+	void AddLatency(Model::Thread* thread, nanotime_t time)
 	{
 		AddState(thread, time, READY, NULL);
 	}
 
-	void AddPreemption(Model::Thread* thread, bigtime_t time)
+	void AddPreemption(Model::Thread* thread, nanotime_t time)
 	{
 		AddState(thread, time, PREEMPTED, NULL);
 	}
 
-	void AddWait(Model::Thread* thread, bigtime_t time,
+	void AddWait(Model::Thread* thread, nanotime_t time,
 		Model::ThreadWaitObjectGroup* waitObject)
 	{
 		AddState(thread, time, WAITING, waitObject);
 	}
 
-	void AddUnspecifiedWait(Model::Thread* thread, bigtime_t time)
+	void AddUnspecifiedWait(Model::Thread* thread, nanotime_t time)
 	{
 		AddState(thread, time, WAITING, NULL);
 	}
@@ -154,10 +154,10 @@ private:
 
 
 struct MainWindow::SchedulingPage::TimeRange : BReferenceable {
-	bigtime_t	startTime;
-	bigtime_t	endTime;
+	nanotime_t	startTime;
+	nanotime_t	endTime;
 
-	TimeRange(bigtime_t startTime, bigtime_t endTime)
+	TimeRange(nanotime_t startTime, nanotime_t endTime)
 		:
 		startTime(startTime),
 		endTime(endTime)
@@ -171,7 +171,7 @@ class MainWindow::SchedulingPage::TimelineHeaderRenderer
 public:
 	TimelineHeaderRenderer()
 		:
-		fAxis(new BigtimeChartAxisLegendSource, new StringChartLegendRenderer)
+		fAxis(new NanotimeChartAxisLegendSource, new StringChartLegendRenderer)
 	{
 		fAxis.SetLocation(CHART_AXIS_TOP);
 	}
@@ -367,14 +367,14 @@ public:
 		}
 	}
 
-	void GetDataRange(bigtime_t& _startTime, bigtime_t& _endTime)
+	void GetDataRange(nanotime_t& _startTime, nanotime_t& _endTime)
 	{
 		_GetEventTimeRange(_startTime, _endTime);
 	}
 
 	virtual BSize MinSize()
 	{
-		bigtime_t timeSpan = fModel != NULL ? fModel->LastEventTime() : 0;
+		nanotime_t timeSpan = fModel != NULL ? fModel->LastEventTime() : 0;
 		float width = std::max(float(timeSpan / fUSecsPerPixel), 100.0f);
 		return BSize(width, TotalHeight());
 	}
@@ -446,8 +446,8 @@ public:
 //printf("drawing events for thread %ld: %ld events\n", thread->Index(), eventCount);
 			for (int32 k = 0; k < eventCount; k++) {
 				const SchedulingEvent& event = events[k];
-				bigtime_t startTime = std::max(event.time, fStartTime);
-				bigtime_t endTime = k + 1 < eventCount
+				nanotime_t startTime = std::max(event.time, fStartTime);
+				nanotime_t endTime = k + 1 < eventCount
 					? std::min(events[k + 1].time, fEndTime) : fEndTime;
 
 				rgb_color color;
@@ -488,8 +488,8 @@ private:
 	void _UpdateData()
 	{
 		// get the interesting event time range
-		bigtime_t startTime;
-		bigtime_t endTime;
+		nanotime_t startTime;
+		nanotime_t endTime;
 		_GetEventTimeRange(startTime, endTime);
 
 		if (startTime == fStartTime && endTime == fEndTime)
@@ -593,12 +593,12 @@ printf("failed to read event!\n");
 		}
 	}
 
-	void _GetEventTimeRange(bigtime_t& _startTime, bigtime_t& _endTime)
+	void _GetEventTimeRange(nanotime_t& _startTime, nanotime_t& _endTime)
 	{
 		if (fModel != NULL) {
 			float scrollOffset = _ScrollOffset();
-			_startTime = (bigtime_t)scrollOffset * fUSecsPerPixel;
-			_endTime = (bigtime_t)(scrollOffset + Bounds().Width() + 1)
+			_startTime = (nanotime_t)scrollOffset * fUSecsPerPixel;
+			_endTime = (nanotime_t)(scrollOffset + Bounds().Width() + 1)
 				* fUSecsPerPixel;
 		} else {
 			_startTime = 0;
@@ -652,7 +652,7 @@ printf("failed to read event!\n");
 		}
 	}
 
-	inline void _UpdateLastEventTime(bigtime_t time)
+	inline void _UpdateLastEventTime(nanotime_t time)
 	{
 		fState.SetLastEventTime(time - fModel->BaseTime());
 	}
@@ -834,7 +834,7 @@ return B_BAD_DATA;
 			thread->state = STILL_RUNNING;
 		} else {
 			// Thread was waiting and is ready now.
-			bigtime_t diffTime = fState.LastEventTime() - thread->lastTime;
+			nanotime_t diffTime = fState.LastEventTime() - thread->lastTime;
 			if (thread->waitObject != NULL) {
 				thread->waitObject->AddWait(diffTime);
 				thread->waitObject = NULL;
@@ -870,8 +870,8 @@ return B_BAD_DATA;
 private:
 	Model::SchedulingState	fState;
 	SchedulingData			fSchedulingData;
-	bigtime_t				fStartTime;
-	bigtime_t				fEndTime;
+	nanotime_t				fStartTime;
+	nanotime_t				fEndTime;
 	uint32					fUSecsPerPixel;
 	BPoint					fLastMousePos;
 	Listener*				fListener;
@@ -996,8 +996,8 @@ private:
 		if (header == NULL)
 			return;
 
-		bigtime_t startTime;
-		bigtime_t endTime;
+		nanotime_t startTime;
+		nanotime_t endTime;
 		fSchedulingView->GetDataRange(startTime, endTime);
 		TimeRange* range = new(std::nothrow) TimeRange(startTime, endTime);
 		if (range != NULL) {
diff --git a/src/apps/debuganalyzer/gui/main_window/TeamsPage.cpp b/src/apps/debuganalyzer/gui/main_window/TeamsPage.cpp
index 26e2ecdd04..d7ac7168dd 100644
--- a/src/apps/debuganalyzer/gui/main_window/TeamsPage.cpp
+++ b/src/apps/debuganalyzer/gui/main_window/TeamsPage.cpp
@@ -3,6 +3,7 @@
  * Distributed under the terms of the MIT License.
  */
 
+
 #include "main_window/TeamsPage.h"
 
 #include <stdio.h>
@@ -82,9 +83,9 @@ MainWindow::TeamsPage::TeamsPage(MainWindow* parent)
 		B_TRUNCATE_MIDDLE, B_ALIGN_RIGHT));
 	fTeamsTable->AddColumn(new StringTableColumn(1, "Name", 80, 40, 1000,
 		B_TRUNCATE_END, B_ALIGN_LEFT));
-	fTeamsTable->AddColumn(new BigtimeTableColumn(2, "Creation", 80, 40, 1000,
+	fTeamsTable->AddColumn(new NanotimeTableColumn(2, "Creation", 80, 40, 1000,
 		true, B_TRUNCATE_MIDDLE, B_ALIGN_RIGHT));
-	fTeamsTable->AddColumn(new BigtimeTableColumn(3, "Deletion", 80, 40, 1000,
+	fTeamsTable->AddColumn(new NanotimeTableColumn(3, "Deletion", 80, 40, 1000,
 		false, B_TRUNCATE_MIDDLE, B_ALIGN_RIGHT));
 
 	fTeamsTable->AddTableListener(this);
diff --git a/src/apps/debuganalyzer/gui/main_window/ThreadsPage.cpp b/src/apps/debuganalyzer/gui/main_window/ThreadsPage.cpp
index de7a0557dd..74c61bf609 100644
--- a/src/apps/debuganalyzer/gui/main_window/ThreadsPage.cpp
+++ b/src/apps/debuganalyzer/gui/main_window/ThreadsPage.cpp
@@ -3,6 +3,7 @@
  * Distributed under the terms of the MIT License.
  */
 
+
 #include "main_window/ThreadsPage.h"
 
 #include <stdio.h>
@@ -120,27 +121,27 @@ MainWindow::ThreadsPage::ThreadsPage(MainWindow* parent)
 		B_TRUNCATE_END, B_ALIGN_LEFT));
 	fThreadsTable->AddColumn(new StringTableColumn(2, "Team", 80, 40, 1000,
 		B_TRUNCATE_END, B_ALIGN_LEFT));
-	fThreadsTable->AddColumn(new BigtimeTableColumn(3, "Creation", 80, 40, 1000,
-		true, B_TRUNCATE_MIDDLE, B_ALIGN_RIGHT));
-	fThreadsTable->AddColumn(new BigtimeTableColumn(4, "Deletion", 80, 40, 1000,
-		false, B_TRUNCATE_MIDDLE, B_ALIGN_RIGHT));
+	fThreadsTable->AddColumn(new NanotimeTableColumn(3, "Creation", 80, 40,
+		1000, true, B_TRUNCATE_MIDDLE, B_ALIGN_RIGHT));
+	fThreadsTable->AddColumn(new NanotimeTableColumn(4, "Deletion", 80, 40,
+		1000, false, B_TRUNCATE_MIDDLE, B_ALIGN_RIGHT));
 	fThreadsTable->AddColumn(new Int64TableColumn(5, "Runs", 80, 20, 1000,
 		B_TRUNCATE_END, B_ALIGN_RIGHT));
-	fThreadsTable->AddColumn(new BigtimeTableColumn(6, "Run Time", 80, 20, 1000,
-		false, B_TRUNCATE_END, B_ALIGN_RIGHT));
+	fThreadsTable->AddColumn(new NanotimeTableColumn(6, "Run Time", 80, 20,
+		1000, false, B_TRUNCATE_END, B_ALIGN_RIGHT));
 	fThreadsTable->AddColumn(new Int64TableColumn(7, "Latencies", 80, 20, 1000,
 		B_TRUNCATE_END, B_ALIGN_RIGHT));
-	fThreadsTable->AddColumn(new BigtimeTableColumn(8, "Latency Time", 80, 20,
+	fThreadsTable->AddColumn(new NanotimeTableColumn(8, "Latency Time", 80, 20,
 		1000, B_TRUNCATE_END, B_ALIGN_RIGHT));
 	fThreadsTable->AddColumn(new Int64TableColumn(9, "Preemptions", 80, 20,
 		1000, B_TRUNCATE_END, B_ALIGN_RIGHT));
-	fThreadsTable->AddColumn(new BigtimeTableColumn(10, "Preemption Time", 80,
+	fThreadsTable->AddColumn(new NanotimeTableColumn(10, "Preemption Time", 80,
 		20, 1000, false, B_TRUNCATE_END, B_ALIGN_RIGHT));
 	fThreadsTable->AddColumn(new Int64TableColumn(11, "Waits", 80, 20,
 		1000, B_TRUNCATE_END, B_ALIGN_RIGHT));
-	fThreadsTable->AddColumn(new BigtimeTableColumn(12, "Wait Time", 80,
+	fThreadsTable->AddColumn(new NanotimeTableColumn(12, "Wait Time", 80,
 		20, 1000, false, B_TRUNCATE_END, B_ALIGN_RIGHT));
-	fThreadsTable->AddColumn(new BigtimeTableColumn(13, "Unspecified Time", 80,
+	fThreadsTable->AddColumn(new NanotimeTableColumn(13, "Unspecified Time", 80,
 		20, 1000, false, B_TRUNCATE_END, B_ALIGN_RIGHT));
 
 	fThreadsTable->AddTableListener(this);
diff --git a/src/apps/debuganalyzer/gui/main_window/WaitObjectsPage.cpp b/src/apps/debuganalyzer/gui/main_window/WaitObjectsPage.cpp
index b11ad65d9b..367274e031 100644
--- a/src/apps/debuganalyzer/gui/main_window/WaitObjectsPage.cpp
+++ b/src/apps/debuganalyzer/gui/main_window/WaitObjectsPage.cpp
@@ -116,7 +116,7 @@ MainWindow::WaitObjectsPage::WaitObjectsPage(MainWindow* parent)
 //		1000, B_TRUNCATE_END, B_ALIGN_LEFT));
 	fWaitObjectsTable->AddColumn(new Int64TableColumn(4, "Waits", 80, 40,
 		1000, B_TRUNCATE_END, B_ALIGN_RIGHT));
-	fWaitObjectsTable->AddColumn(new BigtimeTableColumn(5, "Wait Time", 80,
+	fWaitObjectsTable->AddColumn(new NanotimeTableColumn(5, "Wait Time", 80,
 		40, 1000, false, B_TRUNCATE_END, B_ALIGN_RIGHT));
 }
 
diff --git a/src/apps/debuganalyzer/gui/table/TableColumns.cpp b/src/apps/debuganalyzer/gui/table/TableColumns.cpp
index d09cbffe1c..6f3e940e94 100644
--- a/src/apps/debuganalyzer/gui/table/TableColumns.cpp
+++ b/src/apps/debuganalyzer/gui/table/TableColumns.cpp
@@ -8,6 +8,8 @@
 
 #include <stdio.h>
 
+#include "util/TimeUtils.h"
+
 
 // #pragma mark - DelegateBasedTableColumn
 
@@ -211,16 +213,8 @@ BigtimeTableColumn::PrepareField(const BVariant& value) const
 			BVariant("-", B_VARIANT_DONT_COPY_DATA));
 	}
 
-	int micros = int(time % 1000000);
-	time /= 1000000;
-	int seconds = int(time % 60);
-	time /= 60;
-	int minutes = int(time % 60);
-	time /= 60;
-
 	char buffer[64];
-	snprintf(buffer, sizeof(buffer), "%02lld:%02d:%02d:%06d", time, minutes,
-		seconds, micros);
+	format_bigtime(time, buffer, sizeof(buffer));
 	return StringTableColumn::PrepareField(
 		BVariant(buffer, B_VARIANT_DONT_COPY_DATA));
 }
@@ -242,3 +236,51 @@ BigtimeTableColumn::CompareValues(const BVariant& _a, const BVariant& _b)
 
 	return a - b < 0 ? -1 : 1;
 }
+
+
+// #pragma mark - NanotimeTableColumn
+
+
+NanotimeTableColumn::NanotimeTableColumn(int32 modelIndex, const char* title,
+	float width, float minWidth, float maxWidth, bool invalidFirst,
+	uint32 truncate, alignment align)
+	:
+	StringTableColumn(modelIndex, title, width, minWidth, maxWidth, truncate,
+		align),
+	fInvalidFirst(invalidFirst)
+{
+}
+
+
+BField*
+NanotimeTableColumn::PrepareField(const BVariant& value) const
+{
+	nanotime_t time = value.ToInt64();
+	if (time < 0) {
+		return StringTableColumn::PrepareField(
+			BVariant("-", B_VARIANT_DONT_COPY_DATA));
+	}
+
+	char buffer[64];
+	format_nanotime(time, buffer, sizeof(buffer));
+	return StringTableColumn::PrepareField(
+		BVariant(buffer, B_VARIANT_DONT_COPY_DATA));
+}
+
+
+int
+NanotimeTableColumn::CompareValues(const BVariant& _a, const BVariant& _b)
+{
+	nanotime_t a = _a.ToInt64();
+	nanotime_t b = _b.ToInt64();
+
+	if (a == b)
+		return 0;
+
+	if (a < 0)
+		return fInvalidFirst ? -1 : 1;
+	if (b < 0)
+		return fInvalidFirst ? 1 : -1;
+
+	return a - b < 0 ? -1 : 1;
+}
diff --git a/src/apps/debuganalyzer/gui/table/TableColumns.h b/src/apps/debuganalyzer/gui/table/TableColumns.h
index 5db7fedde5..52adb05775 100644
--- a/src/apps/debuganalyzer/gui/table/TableColumns.h
+++ b/src/apps/debuganalyzer/gui/table/TableColumns.h
@@ -131,4 +131,24 @@ private:
 };
 
 
+class NanotimeTableColumn : public StringTableColumn {
+public:
+								NanotimeTableColumn(int32 modelIndex,
+									const char* title, float width,
+									float minWidth, float maxWidth,
+									bool invalidFirst,
+									uint32 truncate = B_TRUNCATE_MIDDLE,
+									alignment align = B_ALIGN_RIGHT);
+
+protected:
+	virtual	BField*				PrepareField(const BVariant& value) const;
+
+	virtual	int					CompareValues(const BVariant& a,
+									const BVariant& b);
+
+private:
+			bool				fInvalidFirst;
+};
+
+
 #endif	// TABLE_COLUMNS_H
diff --git a/src/apps/debuganalyzer/gui/thread_window/ActivityPage.cpp b/src/apps/debuganalyzer/gui/thread_window/ActivityPage.cpp
index 9f61a268f1..3fbd869a97 100644
--- a/src/apps/debuganalyzer/gui/thread_window/ActivityPage.cpp
+++ b/src/apps/debuganalyzer/gui/thread_window/ActivityPage.cpp
@@ -3,6 +3,7 @@
  * Distributed under the terms of the MIT License.
  */
 
+
 #include "thread_window/ActivityPage.h"
 
 #include <new>
@@ -18,7 +19,7 @@
 #include "MessageCodes.h"
 #include "ThreadModel.h"
 
-#include "chart/BigtimeChartAxisLegendSource.h"
+#include "chart/NanotimeChartAxisLegendSource.h"
 #include "chart/Chart.h"
 #include "chart/ChartDataSource.h"
 #include "chart/DefaultChartAxisLegendSource.h"
@@ -69,8 +70,8 @@ public:
 
 		double sampleLength = (end - start) / (double)sampleCount;
 
-		int32 startIndex = fModel->FindSchedulingEvent((bigtime_t)start);
-		bigtime_t baseTime = fModel->GetModel()->BaseTime();
+		int32 startIndex = fModel->FindSchedulingEvent((nanotime_t)start);
+		nanotime_t baseTime = fModel->GetModel()->BaseTime();
 
 		enum ScheduleState {
 			RUNNING,
@@ -375,11 +376,11 @@ ThreadWindow::ActivityPage::ActivityPage()
 
 // TODO: Allocation management...
 	LegendChartAxis* axis = new LegendChartAxis(
-		new BigtimeChartAxisLegendSource, new StringChartLegendRenderer);
+		new NanotimeChartAxisLegendSource, new StringChartLegendRenderer);
 	fActivityChart->SetAxis(CHART_AXIS_BOTTOM, axis);
 
 	axis = new LegendChartAxis(
-		new BigtimeChartAxisLegendSource, new StringChartLegendRenderer);
+		new NanotimeChartAxisLegendSource, new StringChartLegendRenderer);
 	fActivityChart->SetAxis(CHART_AXIS_TOP, axis);
 
 	axis = new LegendChartAxis(
diff --git a/src/apps/debuganalyzer/gui/thread_window/GeneralPage.cpp b/src/apps/debuganalyzer/gui/thread_window/GeneralPage.cpp
index 31622d5237..45f3f700d7 100644
--- a/src/apps/debuganalyzer/gui/thread_window/GeneralPage.cpp
+++ b/src/apps/debuganalyzer/gui/thread_window/GeneralPage.cpp
@@ -7,6 +7,8 @@
 
 #include <stdio.h>
 
+#include "util/TimeUtils.h"
+
 
 ThreadWindow::GeneralPage::GeneralPage()
 	:
@@ -60,29 +62,38 @@ ThreadWindow::GeneralPage::SetModel(Model* model, Model::Thread* thread)
 		fTeamView->SetText(thread->GetTeam()->Name());
 
 		// run time
-		snprintf(buffer, sizeof(buffer), "%lld μs (%lld)",
-			fThread->TotalRunTime(), fThread->Runs());
+		char timeBuffer[64];
+		format_nanotime(fThread->TotalRunTime(), timeBuffer,
+			sizeof(timeBuffer));
+		snprintf(buffer, sizeof(buffer), "%s (%lld)", timeBuffer,
+			fThread->Runs());
 		fRunTimeView->SetText(buffer);
 
 		// wait time
-		snprintf(buffer, sizeof(buffer), "%lld μs (%lld)",
-			fThread->TotalWaitTime(), fThread->Waits());
+		format_nanotime(fThread->TotalWaitTime(), timeBuffer,
+			sizeof(timeBuffer));
+		snprintf(buffer, sizeof(buffer), "%s (%lld)", timeBuffer,
+			fThread->Waits());
 		fWaitTimeView->SetText(buffer);
 
 		// latencies
-		snprintf(buffer, sizeof(buffer), "%lld μs (%lld)",
-			fThread->TotalLatency(), fThread->Latencies());
+		format_nanotime(fThread->TotalLatency(), timeBuffer,
+			sizeof(timeBuffer));
+		snprintf(buffer, sizeof(buffer), "%s (%lld)", timeBuffer,
+			fThread->Latencies());
 		fLatencyView->SetText(buffer);
 
 		// preemptions
-		snprintf(buffer, sizeof(buffer), "%lld μs (%lld)",
-			fThread->TotalRerunTime(), fThread->Preemptions());
+		format_nanotime(fThread->TotalRerunTime(), timeBuffer,
+			sizeof(timeBuffer));
+		snprintf(buffer, sizeof(buffer), "%s (%lld)", timeBuffer,
+			fThread->Preemptions());
 		fPreemptionView->SetText(buffer);
 
 		// unspecified time
-		snprintf(buffer, sizeof(buffer), "%lld μs",
-			fThread->UnspecifiedWaitTime());
-		fUnspecifiedTimeView->SetText(buffer);
+		format_nanotime(fThread->UnspecifiedWaitTime(), timeBuffer,
+			sizeof(timeBuffer));
+		fUnspecifiedTimeView->SetText(timeBuffer);
 	} else {
 		fThreadNameView->SetText("");
 		fThreadIDView->SetText("");
diff --git a/src/apps/debuganalyzer/gui/thread_window/WaitObjectsPage.cpp b/src/apps/debuganalyzer/gui/thread_window/WaitObjectsPage.cpp
index b0cdfee955..b4f57ac369 100644
--- a/src/apps/debuganalyzer/gui/thread_window/WaitObjectsPage.cpp
+++ b/src/apps/debuganalyzer/gui/thread_window/WaitObjectsPage.cpp
@@ -3,6 +3,7 @@
  * Distributed under the terms of the MIT License.
  */
 
+
 #include "thread_window/WaitObjectsPage.h"
 
 #include <stdio.h>
@@ -290,7 +291,7 @@ ThreadWindow::WaitObjectsPage::WaitObjectsPage()
 		1000, B_TRUNCATE_END, B_ALIGN_LEFT));
 	fWaitObjectsTree->AddColumn(new Int64TableColumn(4, "Waits", 80, 20,
 		1000, B_TRUNCATE_END, B_ALIGN_RIGHT));
-	fWaitObjectsTree->AddColumn(new BigtimeTableColumn(5, "Wait Time", 80,
+	fWaitObjectsTree->AddColumn(new NanotimeTableColumn(5, "Wait Time", 80,
 		20, 1000, false, B_TRUNCATE_END, B_ALIGN_RIGHT));
 
 	fWaitObjectsTree->AddTreeTableListener(this);
diff --git a/src/apps/debuganalyzer/model/Model.cpp b/src/apps/debuganalyzer/model/Model.cpp
index 29c7f8c736..7bc0acb138 100644
--- a/src/apps/debuganalyzer/model/Model.cpp
+++ b/src/apps/debuganalyzer/model/Model.cpp
@@ -32,7 +32,7 @@ Model::WaitObject::~WaitObject()
 
 
 void
-Model::WaitObject::AddWait(bigtime_t waitTime)
+Model::WaitObject::AddWait(nanotime_t waitTime)
 {
 	fWaits++;
 	fTotalWaitTime += waitTime;
@@ -66,7 +66,7 @@ Model::WaitObjectGroup::Waits()
 }
 
 
-bigtime_t
+nanotime_t
 Model::WaitObjectGroup::TotalWaitTime()
 {
 	if (fTotalWaitTime < 0)
@@ -109,7 +109,7 @@ Model::ThreadWaitObject::~ThreadWaitObject()
 
 
 void
-Model::ThreadWaitObject::AddWait(bigtime_t waitTime)
+Model::ThreadWaitObject::AddWait(nanotime_t waitTime)
 {
 	fWaits++;
 	fTotalWaitTime += waitTime;
@@ -150,7 +150,7 @@ Model::ThreadWaitObjectGroup::GetThreadWaitObjects(
 // #pragma mark - Team
 
 
-Model::Team::Team(const system_profiler_team_added* event, bigtime_t time)
+Model::Team::Team(const system_profiler_team_added* event, nanotime_t time)
 	:
 	fCreationEvent(event),
 	fCreationTime(time),
@@ -176,7 +176,7 @@ Model::Team::AddThread(Thread* thread)
 
 
 Model::Thread::Thread(Team* team, const system_profiler_thread_added* event,
-	bigtime_t time)
+	nanotime_t time)
 	:
 	fTeam(team),
 	fCreationEvent(event),
@@ -222,7 +222,7 @@ Model::Thread::ThreadWaitObjectGroupFor(uint32 type, addr_t object) const
 
 
 void
-Model::Thread::AddRun(bigtime_t runTime)
+Model::Thread::AddRun(nanotime_t runTime)
 {
 	fRuns++;
 	fTotalRunTime += runTime;
@@ -235,7 +235,7 @@ Model::Thread::AddRun(bigtime_t runTime)
 
 
 void
-Model::Thread::AddRerun(bigtime_t runTime)
+Model::Thread::AddRerun(nanotime_t runTime)
 {
 	fReruns++;
 	fTotalRerunTime += runTime;
@@ -248,7 +248,7 @@ Model::Thread::AddRerun(bigtime_t runTime)
 
 
 void
-Model::Thread::AddLatency(bigtime_t latency)
+Model::Thread::AddLatency(nanotime_t latency)
 {
 	fLatencies++;
 	fTotalLatency += latency;
@@ -261,14 +261,14 @@ Model::Thread::AddLatency(bigtime_t latency)
 
 
 void
-Model::Thread::AddPreemption(bigtime_t runTime)
+Model::Thread::AddPreemption(nanotime_t runTime)
 {
 	fPreemptions++;
 }
 
 
 void
-Model::Thread::AddWait(bigtime_t waitTime)
+Model::Thread::AddWait(nanotime_t waitTime)
 {
 	fWaits++;
 	fTotalWaitTime += waitTime;
@@ -276,7 +276,7 @@ Model::Thread::AddWait(bigtime_t waitTime)
 
 
 void
-Model::Thread::AddUnspecifiedWait(bigtime_t waitTime)
+Model::Thread::AddUnspecifiedWait(nanotime_t waitTime)
 {
 	fUnspecifiedWaitTime += waitTime;
 }
@@ -388,7 +388,7 @@ Model::SchedulingState::Clear()
 Model::CompactSchedulingState::Create(const SchedulingState& state,
 	off_t eventOffset)
 {
-	bigtime_t lastEventTime = state.LastEventTime();
+	nanotime_t lastEventTime = state.LastEventTime();
 
 	// count the active threads
 	int32 threadCount = 0;
@@ -475,14 +475,14 @@ Model::LoadingFinished()
 
 
 void
-Model::SetBaseTime(bigtime_t time)
+Model::SetBaseTime(nanotime_t time)
 {
 	fBaseTime = time;
 }
 
 
 void
-Model::SetLastEventTime(bigtime_t time)
+Model::SetLastEventTime(nanotime_t time)
 {
 	fLastEventTime = time;
 }
@@ -510,7 +510,7 @@ Model::TeamByID(team_id id) const
 
 
 Model::Team*
-Model::AddTeam(const system_profiler_team_added* event, bigtime_t time)
+Model::AddTeam(const system_profiler_team_added* event, nanotime_t time)
 {
 	Team* team = TeamByID(event->team);
 	if (team != NULL) {
@@ -554,7 +554,7 @@ Model::ThreadByID(thread_id id) const
 
 
 Model::Thread*
-Model::AddThread(const system_profiler_thread_added* event, bigtime_t time)
+Model::AddThread(const system_profiler_thread_added* event, nanotime_t time)
 {
 	// check whether we do already know the thread
 	Thread* thread = ThreadByID(event->thread);
@@ -696,7 +696,7 @@ Model::AddSchedulingStateSnapshot(const SchedulingState& state,
 
 
 const Model::CompactSchedulingState*
-Model::ClosestSchedulingState(bigtime_t eventTime) const
+Model::ClosestSchedulingState(nanotime_t eventTime) const
 {
 	int32 index = fSchedulingStates.BinarySearchIndexByKey(eventTime,
 		&_CompareEventTimeSchedulingState);
@@ -710,7 +710,7 @@ Model::ClosestSchedulingState(bigtime_t eventTime) const
 
 
 /*static*/ int
-Model::_CompareEventTimeSchedulingState(const bigtime_t* time,
+Model::_CompareEventTimeSchedulingState(const nanotime_t* time,
 	const CompactSchedulingState* state)
 {
 	if (*time < state->LastEventTime())
diff --git a/src/apps/debuganalyzer/model/Model.h b/src/apps/debuganalyzer/model/Model.h
index 35a1aeef60..c8d8284b74 100644
--- a/src/apps/debuganalyzer/model/Model.h
+++ b/src/apps/debuganalyzer/model/Model.h
@@ -58,25 +58,25 @@ public:
 
 			void				LoadingFinished();
 
-	inline	bigtime_t			BaseTime() const;
-			void				SetBaseTime(bigtime_t time);
+	inline	nanotime_t			BaseTime() const;
+			void				SetBaseTime(nanotime_t time);
 
-	inline	bigtime_t			LastEventTime() const;
-			void				SetLastEventTime(bigtime_t time);
+	inline	nanotime_t			LastEventTime() const;
+			void				SetLastEventTime(nanotime_t time);
 
 			int32				CountTeams() const;
 			Team*				TeamAt(int32 index) const;
 			Team*				TeamByID(team_id id) const;
 			Team*				AddTeam(
 									const system_profiler_team_added* event,
-									bigtime_t time);
+									nanotime_t time);
 
 			int32				CountThreads() const;
 			Thread*				ThreadAt(int32 index) const;
 			Thread*				ThreadByID(thread_id id) const;
 			Thread*				AddThread(
 									const system_profiler_thread_added* event,
-									bigtime_t time);
+									nanotime_t time);
 
 			WaitObject*			AddWaitObject(
 									const system_profiler_wait_object_info*
@@ -101,7 +101,7 @@ public:
 									off_t eventOffset);
 									// must be added in order (of time)
 			const CompactSchedulingState* ClosestSchedulingState(
-									bigtime_t eventTime) const;
+									nanotime_t eventTime) const;
 									// returns the closest previous state
 
 private:
@@ -111,15 +111,15 @@ private:
 			typedef BObjectList<CompactSchedulingState> SchedulingStateList;
 
 private:
-	static	int			_CompareEventTimeSchedulingState(const bigtime_t* time,
+	static	int			_CompareEventTimeSchedulingState(const nanotime_t* time,
 							const CompactSchedulingState* state);
 
 private:
 			BString				fDataSourceName;
 			void*				fEventData;
 			size_t				fEventDataSize;
-			bigtime_t			fBaseTime;
-			bigtime_t			fLastEventTime;
+			nanotime_t			fBaseTime;
+			nanotime_t			fLastEventTime;
 			TeamList			fTeams;		// sorted by ID
 			ThreadList			fThreads;	// sorted by ID
 			WaitObjectGroupList	fWaitObjectGroups;
@@ -128,7 +128,7 @@ private:
 
 
 struct Model::creation_time_id {
-	bigtime_t	time;
+	nanotime_t	time;
 	thread_id	id;
 };
 
@@ -152,9 +152,9 @@ public:
 	inline	addr_t				ReferencedObject();
 
 	inline	int64				Waits() const;
-	inline	bigtime_t			TotalWaitTime() const;
+	inline	nanotime_t			TotalWaitTime() const;
 
-			void				AddWait(bigtime_t waitTime);
+			void				AddWait(nanotime_t waitTime);
 
 	static inline int			CompareByTypeObject(const WaitObject* a,
 									const WaitObject* b);
@@ -167,7 +167,7 @@ private:
 
 private:
 			int64				fWaits;
-			bigtime_t			fTotalWaitTime;
+			nanotime_t			fTotalWaitTime;
 };
 
 
@@ -181,7 +181,7 @@ public:
 	inline	const char*			Name() const;
 
 			int64				Waits();
-			bigtime_t			TotalWaitTime();
+			nanotime_t			TotalWaitTime();
 
 	inline	WaitObject*			MostRecentWaitObject() const;
 
@@ -204,7 +204,7 @@ private:
 private:
 			WaitObjectList		fWaitObjects;
 			int64				fWaits;
-			bigtime_t			fTotalWaitTime;
+			nanotime_t			fTotalWaitTime;
 };
 
 
@@ -222,14 +222,14 @@ public:
 	inline	addr_t				ReferencedObject();
 
 	inline	int64				Waits() const;
-	inline	bigtime_t			TotalWaitTime() const;
+	inline	nanotime_t			TotalWaitTime() const;
 
-			void				AddWait(bigtime_t waitTime);
+			void				AddWait(nanotime_t waitTime);
 
 private:
 			WaitObject*			fWaitObject;
 			int64				fWaits;
-			bigtime_t			fTotalWaitTime;
+			nanotime_t			fTotalWaitTime;
 };
 
 
@@ -266,18 +266,18 @@ private:
 class Model::Team {
 public:
 								Team(const system_profiler_team_added* event,
-									bigtime_t time);
+									nanotime_t time);
 								~Team();
 
 	inline	team_id				ID() const;
 	inline	const char*			Name() const;
 
-	inline	bigtime_t			CreationTime() const;
-	inline	bigtime_t			DeletionTime() const;
+	inline	nanotime_t			CreationTime() const;
+	inline	nanotime_t			DeletionTime() const;
 
 			bool				AddThread(Thread* thread);
 
-	inline	void				SetDeletionTime(bigtime_t time);
+	inline	void				SetDeletionTime(nanotime_t time);
 
 	static inline int			CompareByID(const Team* a, const Team* b);
 	static inline int			CompareWithID(const team_id* id,
@@ -288,8 +288,8 @@ private:
 
 private:
 			const system_profiler_team_added* fCreationEvent;
-			bigtime_t			fCreationTime;
-			bigtime_t			fDeletionTime;
+			nanotime_t			fCreationTime;
+			nanotime_t			fDeletionTime;
 			ThreadList			fThreads;	// sorted by creation time, ID
 };
 
@@ -298,7 +298,7 @@ class Model::Thread {
 public:
 								Thread(Team* team,
 									const system_profiler_thread_added* event,
-									bigtime_t time);
+									nanotime_t time);
 								~Thread();
 
 	inline	thread_id			ID() const;
@@ -308,33 +308,33 @@ public:
 	inline	int32				Index() const;
 	inline	void				SetIndex(int32 index);
 
-	inline	bigtime_t			CreationTime() const;
-	inline	bigtime_t			DeletionTime() const;
+	inline	nanotime_t			CreationTime() const;
+	inline	nanotime_t			DeletionTime() const;
 
 	inline	int64				Runs() const;
-	inline	bigtime_t			TotalRunTime() const;
+	inline	nanotime_t			TotalRunTime() const;
 	inline	int64				Reruns() const;
-	inline	bigtime_t			TotalRerunTime() const;
+	inline	nanotime_t			TotalRerunTime() const;
 	inline	int64				Latencies() const;
-	inline	bigtime_t			TotalLatency() const;
+	inline	nanotime_t			TotalLatency() const;
 	inline	int64				Preemptions() const;
 	inline	int64				Waits() const;
-	inline	bigtime_t			TotalWaitTime() const;
-	inline	bigtime_t			UnspecifiedWaitTime() const;
+	inline	nanotime_t			TotalWaitTime() const;
+	inline	nanotime_t			UnspecifiedWaitTime() const;
 
 			ThreadWaitObjectGroup* ThreadWaitObjectGroupFor(uint32 type,
 									addr_t object) const;
 	inline	int32				CountThreadWaitObjectGroups() const;
 	inline	ThreadWaitObjectGroup* ThreadWaitObjectGroupAt(int32 index) const;
 
-	inline	void				SetDeletionTime(bigtime_t time);
+	inline	void				SetDeletionTime(nanotime_t time);
 
-			void				AddRun(bigtime_t runTime);
-			void				AddRerun(bigtime_t runTime);
-			void				AddLatency(bigtime_t latency);
-			void				AddPreemption(bigtime_t runTime);
-			void				AddWait(bigtime_t waitTime);
-			void				AddUnspecifiedWait(bigtime_t waitTime);
+			void				AddRun(nanotime_t runTime);
+			void				AddRerun(nanotime_t runTime);
+			void				AddLatency(nanotime_t latency);
+			void				AddPreemption(nanotime_t runTime);
+			void				AddWait(nanotime_t waitTime);
+			void				AddUnspecifiedWait(nanotime_t waitTime);
 
 			ThreadWaitObject*	AddThreadWaitObject(WaitObject* waitObject,
 									ThreadWaitObjectGroup**
@@ -357,27 +357,27 @@ private:
 private:
 			Team*				fTeam;
 			const system_profiler_thread_added* fCreationEvent;
-			bigtime_t			fCreationTime;
-			bigtime_t			fDeletionTime;
+			nanotime_t			fCreationTime;
+			nanotime_t			fDeletionTime;
 
 			int64				fRuns;
-			bigtime_t			fTotalRunTime;
-			bigtime_t			fMinRunTime;
-			bigtime_t			fMaxRunTime;
+			nanotime_t			fTotalRunTime;
+			nanotime_t			fMinRunTime;
+			nanotime_t			fMaxRunTime;
 
 			int64				fLatencies;
-			bigtime_t			fTotalLatency;
-			bigtime_t			fMinLatency;
-			bigtime_t			fMaxLatency;
+			nanotime_t			fTotalLatency;
+			nanotime_t			fMinLatency;
+			nanotime_t			fMaxLatency;
 
 			int64				fReruns;
-			bigtime_t			fTotalRerunTime;
-			bigtime_t			fMinRerunTime;
-			bigtime_t			fMaxRerunTime;
+			nanotime_t			fTotalRerunTime;
+			nanotime_t			fMinRerunTime;
+			nanotime_t			fMaxRerunTime;
 
 			int64				fWaits;
-			bigtime_t			fTotalWaitTime;
-			bigtime_t			fUnspecifiedWaitTime;
+			nanotime_t			fTotalWaitTime;
+			nanotime_t			fUnspecifiedWaitTime;
 
 			int64				fPreemptions;
 
@@ -388,7 +388,7 @@ private:
 
 
 struct Model::CompactThreadSchedulingState {
-			bigtime_t			lastTime;
+			nanotime_t			lastTime;
 			Model::Thread*		thread;
 			ThreadWaitObject*	waitObject;
 			ThreadState			state;
@@ -438,8 +438,8 @@ public:
 			status_t			Init(const CompactSchedulingState* state);
 			void				Clear();
 
-	inline	bigtime_t			LastEventTime() const { return fLastEventTime; }
-	inline	void				SetLastEventTime(bigtime_t time);
+	inline	nanotime_t			LastEventTime() const { return fLastEventTime; }
+	inline	void				SetLastEventTime(nanotime_t time);
 
 	inline	ThreadSchedulingState* LookupThread(thread_id threadID) const;
 	inline	void				InsertThread(ThreadSchedulingState* thread);
@@ -447,7 +447,7 @@ public:
 	inline	const ThreadSchedulingStateTable& ThreadStates() const;
 
 private:
-			bigtime_t			fLastEventTime;
+			nanotime_t			fLastEventTime;
 			ThreadSchedulingStateTable fThreadStates;
 };
 
@@ -459,7 +459,7 @@ public:
 			void				Delete();
 
 	inline	off_t				EventOffset() const;
-	inline	bigtime_t			LastEventTime() const;
+	inline	nanotime_t			LastEventTime() const;
 
 	inline	int32				CountThreadsStates() const;
 	inline	const CompactThreadSchedulingState* ThreadStateAt(int32 index)
@@ -474,7 +474,7 @@ private:
 	inline						~CompactSchedulingState() {}
 
 private:
-			bigtime_t			fLastEventTime;
+			nanotime_t			fLastEventTime;
 			off_t				fEventOffset;
 			int32				fThreadCount;
 			CompactThreadSchedulingState fThreadStates[0];
@@ -505,14 +505,14 @@ Model::EventDataSize() const
 }
 
 
-bigtime_t
+nanotime_t
 Model::BaseTime() const
 {
 	return fBaseTime;
 }
 
 
-bigtime_t
+nanotime_t
 Model::LastEventTime() const
 {
 	return fLastEventTime;
@@ -557,7 +557,7 @@ Model::WaitObject::Waits() const
 }
 
 
-bigtime_t
+nanotime_t
 Model::WaitObject::TotalWaitTime() const
 {
 	return fTotalWaitTime;
@@ -704,7 +704,7 @@ Model::ThreadWaitObject::Waits() const
 }
 
 
-bigtime_t
+nanotime_t
 Model::ThreadWaitObject::TotalWaitTime() const
 {
 	return fTotalWaitTime;
@@ -771,14 +771,14 @@ Model::Team::Name() const
 }
 
 
-bigtime_t
+nanotime_t
 Model::Team::CreationTime() const
 {
 	return fCreationTime;
 }
 
 
-bigtime_t
+nanotime_t
 Model::Team::DeletionTime() const
 {
 	return fDeletionTime;
@@ -786,7 +786,7 @@ Model::Team::DeletionTime() const
 
 
 void
-Model::Team::SetDeletionTime(bigtime_t time)
+Model::Team::SetDeletionTime(nanotime_t time)
 {
 	fDeletionTime = time;
 }
@@ -830,14 +830,14 @@ Model::Thread::GetTeam() const
 }
 
 
-bigtime_t
+nanotime_t
 Model::Thread::CreationTime() const
 {
 	return fCreationTime;
 }
 
 
-bigtime_t
+nanotime_t
 Model::Thread::DeletionTime() const
 {
 	return fDeletionTime;
@@ -865,7 +865,7 @@ Model::Thread::Runs() const
 }
 
 
-bigtime_t
+nanotime_t
 Model::Thread::TotalRunTime() const
 {
 	return fTotalRunTime;
@@ -879,7 +879,7 @@ Model::Thread::Reruns() const
 }
 
 
-bigtime_t
+nanotime_t
 Model::Thread::TotalRerunTime() const
 {
 	return fTotalRerunTime;
@@ -893,7 +893,7 @@ Model::Thread::Latencies() const
 }
 
 
-bigtime_t
+nanotime_t
 Model::Thread::TotalLatency() const
 {
 	return fTotalLatency;
@@ -914,14 +914,14 @@ Model::Thread::Waits() const
 }
 
 
-bigtime_t
+nanotime_t
 Model::Thread::TotalWaitTime() const
 {
 	return fTotalWaitTime;
 }
 
 
-bigtime_t
+nanotime_t
 Model::Thread::UnspecifiedWaitTime() const
 {
 	return fUnspecifiedWaitTime;
@@ -943,7 +943,7 @@ Model::Thread::ThreadWaitObjectGroupAt(int32 index) const
 
 
 void
-Model::Thread::SetDeletionTime(bigtime_t time)
+Model::Thread::SetDeletionTime(nanotime_t time)
 {
 	fDeletionTime = time;
 }
@@ -977,7 +977,7 @@ Model::Thread::CompareByCreationTimeID(const Thread* a, const Thread* b)
 Model::Thread::CompareWithCreationTimeID(const creation_time_id* key,
 	const Thread* thread)
 {
-	bigtime_t cmp = key->time - thread->fCreationTime;
+	nanotime_t cmp = key->time - thread->fCreationTime;
 	if (cmp == 0)
 		return key->id - thread->ID();
 	return cmp < 0 ? -1 : 1;
@@ -1029,7 +1029,7 @@ Model::SchedulingState::SchedulingState()
 
 
 void
-Model::SchedulingState::SetLastEventTime(bigtime_t time)
+Model::SchedulingState::SetLastEventTime(nanotime_t time)
 {
 	fLastEventTime = time;
 }
@@ -1073,7 +1073,7 @@ Model::CompactSchedulingState::EventOffset() const
 }
 
 
-bigtime_t
+nanotime_t
 Model::CompactSchedulingState::LastEventTime() const
 {
 	return fLastEventTime;
diff --git a/src/apps/debuganalyzer/model/ThreadModel.cpp b/src/apps/debuganalyzer/model/ThreadModel.cpp
index 28eb3af122..19ea353cf5 100644
--- a/src/apps/debuganalyzer/model/ThreadModel.cpp
+++ b/src/apps/debuganalyzer/model/ThreadModel.cpp
@@ -3,6 +3,7 @@
  * Distributed under the terms of the MIT License.
  */
 
+
 #include "ThreadModel.h"
 
 #include <new>
@@ -93,7 +94,7 @@ ThreadModel::AddSchedulingEvent(const system_profiler_event_header* eventHeader)
 
 
 int32
-ThreadModel::FindSchedulingEvent(bigtime_t time)
+ThreadModel::FindSchedulingEvent(nanotime_t time)
 {
 	if (time < 0)
 		return 0;
diff --git a/src/apps/debuganalyzer/model/ThreadModel.h b/src/apps/debuganalyzer/model/ThreadModel.h
index 9d56ff8a29..99b04b5997 100644
--- a/src/apps/debuganalyzer/model/ThreadModel.h
+++ b/src/apps/debuganalyzer/model/ThreadModel.h
@@ -5,6 +5,7 @@
 #ifndef THREAD_MODEL_H
 #define THREAD_MODEL_H
 
+
 #include <string.h>
 
 #include "Model.h"
@@ -36,7 +37,7 @@ public:
 	inline	int32				CountSchedulingEvents() const;
 	inline	const system_profiler_event_header* SchedulingEventAt(
 									int32 index) const;
-			int32				FindSchedulingEvent(bigtime_t time);
+			int32				FindSchedulingEvent(nanotime_t time);
 
 private:
 			typedef BObjectList<WaitObjectGroup> WaitObjectGroupList;
@@ -67,7 +68,7 @@ public:
 	inline	const char*			Name() const;
 
 	inline	int64				Waits() const;
-	inline	bigtime_t			TotalWaitTime() const;
+	inline	nanotime_t			TotalWaitTime() const;
 
 	inline	int32				CountWaitObjects() const;
 	inline	Model::ThreadWaitObject* WaitObjectAt(int32 index) const;
@@ -82,7 +83,7 @@ private:
 			Model::ThreadWaitObject** fWaitObjects;
 			int32				fCount;
 			int64				fWaits;
-			bigtime_t			fTotalWaitTime;
+			nanotime_t			fTotalWaitTime;
 };
 
 
@@ -141,7 +142,7 @@ ThreadModel::WaitObjectGroup::Waits() const
 }
 
 
-bigtime_t
+nanotime_t
 ThreadModel::WaitObjectGroup::TotalWaitTime() const
 {
 	return fTotalWaitTime;
diff --git a/src/apps/debuganalyzer/model_loader/ModelLoader.cpp b/src/apps/debuganalyzer/model_loader/ModelLoader.cpp
index 245007688f..1c544006cd 100644
--- a/src/apps/debuganalyzer/model_loader/ModelLoader.cpp
+++ b/src/apps/debuganalyzer/model_loader/ModelLoader.cpp
@@ -48,7 +48,7 @@ static const SimpleWaitObjectInfo kSignalWaitObjectInfo(
 
 
 inline void
-ModelLoader::_UpdateLastEventTime(bigtime_t time)
+ModelLoader::_UpdateLastEventTime(nanotime_t time)
 {
 	if (fBaseTime < 0) {
 		fBaseTime = time;
@@ -392,7 +392,7 @@ ModelLoader::_HandleThreadScheduled(system_profiler_thread_scheduled* event)
 		return;
 	}
 
-	bigtime_t diffTime = fState.LastEventTime() - thread->lastTime;
+	nanotime_t diffTime = fState.LastEventTime() - thread->lastTime;
 
 	if (thread->state == READY) {
 		// thread scheduled after having been woken up
@@ -493,7 +493,7 @@ ModelLoader::_HandleThreadEnqueuedInRunQueue(
 		thread->state = STILL_RUNNING;
 	} else {
 		// Thread was waiting and is ready now.
-		bigtime_t diffTime = fState.LastEventTime() - thread->lastTime;
+		nanotime_t diffTime = fState.LastEventTime() - thread->lastTime;
 		if (thread->waitObject != NULL) {
 			thread->waitObject->AddWait(diffTime);
 			thread->waitObject = NULL;
@@ -523,7 +523,7 @@ ModelLoader::_HandleThreadRemovedFromRunQueue(
 	// This really only happens when the thread priority is changed
 	// while the thread is ready.
 
-	bigtime_t diffTime = fState.LastEventTime() - thread->lastTime;
+	nanotime_t diffTime = fState.LastEventTime() - thread->lastTime;
 	if (thread->state == RUNNING) {
 		// This should never happen.
 		thread->thread->AddRun(diffTime);
diff --git a/src/apps/debuganalyzer/model_loader/ModelLoader.h b/src/apps/debuganalyzer/model_loader/ModelLoader.h
index 9d95eeb320..d84e083965 100644
--- a/src/apps/debuganalyzer/model_loader/ModelLoader.h
+++ b/src/apps/debuganalyzer/model_loader/ModelLoader.h
@@ -47,7 +47,7 @@ private:
 			status_t			_ProcessEvent(uint32 event, uint32 cpu,
 									const void* buffer, size_t size);
 
-	inline	void				_UpdateLastEventTime(bigtime_t time);
+	inline	void				_UpdateLastEventTime(nanotime_t time);
 
 			void				_HandleTeamAdded(
 									system_profiler_team_added* event);
@@ -76,7 +76,7 @@ private:
 private:
 			Model*				fModel;
 			DataSource*			fDataSource;
-			bigtime_t			fBaseTime;
+			nanotime_t			fBaseTime;
 			Model::SchedulingState fState;
 };
 
diff --git a/src/apps/debuganalyzer/util/TimeUtils.h b/src/apps/debuganalyzer/util/TimeUtils.h
new file mode 100644
index 0000000000..c848297458
--- /dev/null
+++ b/src/apps/debuganalyzer/util/TimeUtils.h
@@ -0,0 +1,87 @@
+/*
+ * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef TIME_UTILS_H
+#define TIME_UTILS_H
+
+
+#include <stdio.h>
+
+
+struct decomposed_bigtime {
+	nanotime_t	hours;
+	int			minutes;
+	int			seconds;
+	int			micros;
+};
+
+
+struct decomposed_nanotime {
+	nanotime_t	hours;
+	int			minutes;
+	int			seconds;
+	int			nanos;
+};
+
+
+static void
+decompose_time(bigtime_t time, decomposed_bigtime& decomposed)
+{
+	// nanosecs
+	decomposed.micros = time % 1000000;
+	time /= 1000000;
+	// secs
+	decomposed.seconds = time % 60;
+	time /= 60;
+	// mins
+	decomposed.minutes = time % 60;
+	time /= 60;
+	// hours
+	decomposed.hours = time;
+}
+
+
+static void
+decompose_time(nanotime_t time, decomposed_nanotime& decomposed)
+{
+	// nanosecs
+	decomposed.nanos = time % 1000000000;
+	time /= 1000000000;
+	// secs
+	decomposed.seconds = time % 60;
+	time /= 60;
+	// mins
+	decomposed.minutes = time % 60;
+	time /= 60;
+	// hours
+	decomposed.hours = time;
+}
+
+
+static inline const char*
+format_bigtime(bigtime_t time, char* buffer, size_t bufferSize)
+{
+	decomposed_bigtime decomposed;
+	decompose_time(time, decomposed);
+
+	snprintf(buffer, bufferSize, "%02lld:%02d:%02d:%06d", decomposed.hours,
+		decomposed.minutes, decomposed.seconds, decomposed.micros);
+	return buffer;
+}
+
+
+
+static inline const char*
+format_nanotime(nanotime_t time, char* buffer, size_t bufferSize)
+{
+	decomposed_nanotime decomposed;
+	decompose_time(time, decomposed);
+
+	snprintf(buffer, bufferSize, "%02lld:%02d:%02d:%09d", decomposed.hours,
+		decomposed.minutes, decomposed.seconds, decomposed.nanos);
+	return buffer;
+}
+
+
+#endif	// TIME_UTILS_H
diff --git a/src/system/kernel/debug/system_profiler.cpp b/src/system/kernel/debug/system_profiler.cpp
index bc45e81674..621024d3cc 100644
--- a/src/system/kernel/debug/system_profiler.cpp
+++ b/src/system/kernel/debug/system_profiler.cpp
@@ -3,6 +3,7 @@
  * Distributed under the terms of the MIT License.
  */
 
+
 #include <system_profiler.h>
 
 #include <AutoDeleter.h>
@@ -627,7 +628,7 @@ SystemProfiler::ThreadEnqueuedInRunQueue(struct thread* thread)
 	if (event == NULL)
 		return;
 
-	event->time = system_time();
+	event->time = system_time_nsecs();
 	event->thread = thread->id;
 	event->priority = thread->priority;
 
@@ -658,7 +659,7 @@ SystemProfiler::ThreadRemovedFromRunQueue(struct thread* thread)
 	if (event == NULL)
 		return;
 
-	event->time = system_time();
+	event->time = system_time_nsecs();
 	event->thread = thread->id;
 
 	fHeader->size = fBufferSize;
@@ -688,7 +689,7 @@ SystemProfiler::ThreadScheduled(struct thread* oldThread,
 	if (event == NULL)
 		return;
 
-	event->time = system_time();
+	event->time = system_time_nsecs();
 	event->thread = newThread->id;
 	event->previous_thread = oldThread->id;
 	event->previous_thread_state = oldThread->state;