diff --git a/src/com/android/dialer/DialerApplication.java b/src/com/android/dialer/DialerApplication.java
index c645308..45457c6 100644
--- a/src/com/android/dialer/DialerApplication.java
+++ b/src/com/android/dialer/DialerApplication.java
@@ -17,6 +17,7 @@
 package com.android.dialer;
 
 import android.app.Application;
+import android.os.Trace;
 
 import com.android.contacts.common.ContactPhotoManager;
 import com.android.contacts.common.extensions.ExtensionsFactory;
@@ -24,13 +25,20 @@
 
 public class DialerApplication extends Application {
 
+    private static final String TAG = "DialerApplication";
     private ContactPhotoManager mContactPhotoManager;
 
     @Override
     public void onCreate() {
+        Trace.beginSection(TAG + " onCreate");
         super.onCreate();
+        Trace.beginSection(TAG + " ExtensionsFactory initialization");
         ExtensionsFactory.init(getApplicationContext());
+        Trace.endSection();
+        Trace.beginSection(TAG + " Analytics initialization");
         AnalyticsUtil.initialize(this);
+        Trace.endSection();
+        Trace.endSection();
     }
 
     @Override
diff --git a/src/com/android/dialer/DialtactsActivity.java b/src/com/android/dialer/DialtactsActivity.java
index 95b7215..beec280 100644
--- a/src/com/android/dialer/DialtactsActivity.java
+++ b/src/com/android/dialer/DialtactsActivity.java
@@ -28,6 +28,7 @@
 import android.content.res.Resources;
 import android.net.Uri;
 import android.os.Bundle;
+import android.os.Trace;
 import android.provider.ContactsContract.Contacts;
 import android.provider.ContactsContract.Intents;
 import android.speech.RecognizerIntent;
@@ -350,15 +351,19 @@
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
+        Trace.beginSection(TAG + " onCreate");
         super.onCreate(savedInstanceState);
         mFirstLaunch = true;
 
         final Resources resources = getResources();
         mActionBarHeight = resources.getDimensionPixelSize(R.dimen.action_bar_height_large);
 
+        Trace.beginSection(TAG + " setContentView");
         setContentView(R.layout.dialtacts_activity);
+        Trace.endSection();
         getWindow().setBackgroundDrawable(null);
 
+        Trace.beginSection(TAG + " setup Views");
         final ActionBar actionBar = getActionBar();
         actionBar.setCustomView(R.layout.search_edittext);
         actionBar.setDisplayShowCustomEnabled(true);
@@ -453,8 +458,13 @@
 
         setupActivityOverlay();
 
+        Trace.endSection();
+
+        Trace.beginSection(TAG + " initialize smart dialing");
         mDialerDatabaseHelper = DatabaseHelperManager.getDatabaseHelper(this);
         SmartDialPrefix.initializeNanpSettings(this);
+        Trace.endSection();
+        Trace.endSection();
     }
 
     private void setupActivityOverlay() {
@@ -472,6 +482,7 @@
 
     @Override
     protected void onResume() {
+        Trace.beginSection(TAG + " onResume");
         super.onResume();
         mStateSaved = false;
         if (mFirstLaunch) {
@@ -506,6 +517,7 @@
         prepareVoiceSearchButton();
         mDialerDatabaseHelper.startSmartDialUpdateThread();
         updateFloatingActionButtonControllerAlignment(false /* animate */);
+        Trace.endSection();
     }
 
     @Override
diff --git a/src/com/android/dialer/dialpad/DialpadFragment.java b/src/com/android/dialer/dialpad/DialpadFragment.java
index f1112f1..71b9ae8 100644
--- a/src/com/android/dialer/dialpad/DialpadFragment.java
+++ b/src/com/android/dialer/dialpad/DialpadFragment.java
@@ -36,6 +36,7 @@
 import android.media.ToneGenerator;
 import android.net.Uri;
 import android.os.Bundle;
+import android.os.Trace;
 import android.provider.Contacts.People;
 import android.provider.Contacts.Phones;
 import android.provider.Contacts.PhonesColumns;
@@ -102,7 +103,7 @@
         AdapterView.OnItemClickListener, TextWatcher,
         PopupMenu.OnMenuItemClickListener,
         DialpadKeyButton.OnPressedListener {
-    private static final String TAG = DialpadFragment.class.getSimpleName();
+    private static final String TAG = "DialpadFragment";
 
     /**
      * LinearLayout with getter and setter methods for the translationY property using floats,
@@ -315,6 +316,7 @@
 
     @Override
     public void onCreate(Bundle state) {
+        Trace.beginSection(TAG + " onCreate");
         super.onCreate(state);
         mFirstLaunch = true;
         mCurrentCountryIso = GeoUtil.getCurrentCountryIso(getActivity());
@@ -341,14 +343,21 @@
             mCallStateReceiver = new CallStateReceiver();
             ((Context) getActivity()).registerReceiver(mCallStateReceiver, callStateIntentFilter);
         }
+        Trace.endSection();
     }
 
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedState) {
+        Trace.beginSection(TAG + " onCreateView");
+        Trace.beginSection(TAG + " inflate view");
         final View fragmentView = inflater.inflate(R.layout.dialpad_fragment, container,
                 false);
+        Trace.endSection();
+        Trace.beginSection(TAG + " buildLayer");
         fragmentView.buildLayer();
+        Trace.endSection();
 
+        Trace.beginSection(TAG + " setup views");
         Resources r = getResources();
 
         mDialpadView = (DialpadView) fragmentView.findViewById(R.id.dialpad_view);
@@ -399,7 +408,8 @@
         floatingActionButton.setOnClickListener(this);
         mFloatingActionButtonController = new FloatingActionButtonController(getActivity(),
                 floatingActionButtonContainer, floatingActionButton);
-
+        Trace.endSection();
+        Trace.endSection();
         return fragmentView;
     }
 
@@ -582,6 +592,7 @@
 
     @Override
     public void onStart() {
+        Trace.beginSection(TAG + " onStart");
         super.onStart();
         // if the mToneGenerator creation fails, just continue without it.  It is
         // a local audio signal, and is not as important as the dtmf tone itself.
@@ -600,10 +611,12 @@
         if (total > 50) {
             Log.i(TAG, "Time for ToneGenerator creation: " + total);
         }
+        Trace.endSection();
     };
 
     @Override
     public void onResume() {
+        Trace.beginSection(TAG + " onResume");
         super.onResume();
 
         final DialtactsActivity activity = (DialtactsActivity) getActivity();
@@ -661,6 +674,7 @@
         mOverflowMenuButton.setOnTouchListener(mOverflowPopupMenu.getDragToOpenListener());
         mOverflowMenuButton.setOnClickListener(this);
         mOverflowMenuButton.setVisibility(isDigitsEmpty() ? View.INVISIBLE : View.VISIBLE);
+        Trace.endSection();
     }
 
     @Override
diff --git a/src/com/android/dialer/list/ListsFragment.java b/src/com/android/dialer/list/ListsFragment.java
index af82e40..7a5376c 100644
--- a/src/com/android/dialer/list/ListsFragment.java
+++ b/src/com/android/dialer/list/ListsFragment.java
@@ -8,6 +8,7 @@
 import android.content.SharedPreferences;
 import android.database.Cursor;
 import android.os.Bundle;
+import android.os.Trace;
 import android.support.v13.app.FragmentPagerAdapter;
 import android.support.v4.view.ViewPager;
 import android.support.v4.view.ViewPager.OnPageChangeListener;
@@ -237,19 +238,27 @@
 
     @Override
     public void onCreate(Bundle savedInstanceState) {
+        Trace.beginSection(TAG + " onCreate");
         super.onCreate(savedInstanceState);
 
         mCallLogQueryHandler = new CallLogQueryHandler(getActivity().getContentResolver(),
                 this, 1);
+        Trace.beginSection(TAG + " getCurrentCountryIso");
         final String currentCountryIso = GeoUtil.getCurrentCountryIso(getActivity());
+        Trace.endSection();
+
+        Trace.beginSection(TAG + " create adapters");
         mCallLogAdapter = ObjectFactory.newCallLogAdapter(getActivity(), this,
                 new ContactInfoHelper(getActivity(), currentCountryIso), null, null, false);
 
         mMergedAdapter = new ShortcutCardsAdapter(getActivity(), this, mCallLogAdapter);
+        Trace.endSection();
+        Trace.endSection();
     }
 
     @Override
     public void onResume() {
+        Trace.beginSection(TAG + " onResume");
         super.onResume();
         final SharedPreferences prefs = getActivity().getSharedPreferences(
                 DialtactsActivity.SHARED_PREFS_NAME, Context.MODE_PRIVATE);
@@ -260,6 +269,7 @@
         if (getUserVisibleHint()) {
             sendScreenViewForPosition(mViewPager.getCurrentItem());
         }
+        Trace.endSection();
     }
 
     @Override
@@ -279,7 +289,11 @@
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
             Bundle savedInstanceState) {
+        Trace.beginSection(TAG + " onCreateView");
+        Trace.beginSection(TAG + " inflate view");
         final View parentView = inflater.inflate(R.layout.lists_fragment, container, false);
+        Trace.endSection();
+        Trace.beginSection(TAG + " setup views");
         mViewPager = (ViewPager) parentView.findViewById(R.id.lists_pager);
         mViewPagerAdapter = new ViewPagerAdapter(getChildFragmentManager());
         mViewPager.setAdapter(mViewPagerAdapter);
@@ -304,7 +318,8 @@
 
         setupPaneLayout((OverlappingPaneLayout) parentView);
         mOverlappingPaneLayout = (OverlappingPaneLayout) parentView;
-
+        Trace.endSection();
+        Trace.endSection();
         return parentView;
     }
 
diff --git a/src/com/android/dialer/list/SpeedDialFragment.java b/src/com/android/dialer/list/SpeedDialFragment.java
index 63f1f34..6de0759 100644
--- a/src/com/android/dialer/list/SpeedDialFragment.java
+++ b/src/com/android/dialer/list/SpeedDialFragment.java
@@ -28,6 +28,7 @@
 import android.graphics.Rect;
 import android.net.Uri;
 import android.os.Bundle;
+import android.os.Trace;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -68,7 +69,7 @@
      */
     private static final long KEY_REMOVED_ITEM_HEIGHT = Long.MAX_VALUE;
 
-    private static final String TAG = SpeedDialFragment.class.getSimpleName();
+    private static final String TAG = "SpeedDialFragment";
     private static final boolean DEBUG = false;
 
     private int mAnimationDuration;
@@ -180,21 +181,26 @@
     @Override
     public void onCreate(Bundle savedState) {
         if (DEBUG) Log.d(TAG, "onCreate()");
+        Trace.beginSection(TAG + " onCreate");
         super.onCreate(savedState);
 
         mAnimationDuration = getResources().getInteger(R.integer.fade_duration);
+        Trace.endSection();
     }
 
     @Override
     public void onResume() {
+        Trace.beginSection(TAG + " onResume");
         super.onResume();
 
         getLoaderManager().getLoader(LOADER_ID_CONTACT_TILE).forceLoad();
+        Trace.endSection();
     }
 
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
             Bundle savedInstanceState) {
+        Trace.beginSection(TAG + " onCreateView");
         mParentView = inflater.inflate(R.layout.speed_dial_fragment, container, false);
 
         mListView = (PhoneFavoriteListView) mParentView.findViewById(R.id.contact_tile_list);
@@ -208,7 +214,6 @@
                 (ImageView) getActivity().findViewById(R.id.contact_tile_drag_shadow_overlay);
         mListView.setDragShadowOverlay(dragShadowOverlay);
 
-        final Resources resources = getResources();
         mEmptyView = mParentView.findViewById(R.id.empty_list_view);
         DialerUtils.configureEmptyListView(
                 mEmptyView, R.drawable.empty_speed_dial, R.string.speed_dial_empty, getResources());
@@ -224,7 +229,7 @@
         mListView.setOnScrollListener(mScrollListener);
         mListView.setFastScrollEnabled(false);
         mListView.setFastScrollAlwaysVisible(false);
-
+        Trace.endSection();
         return mParentView;
     }