diff --git a/DataExtractionOSM/src/net/osmand/data/DataTileManager.java b/DataExtractionOSM/src/net/osmand/data/DataTileManager.java
index a6ceae6a6d..120eca56e4 100644
--- a/DataExtractionOSM/src/net/osmand/data/DataTileManager.java
+++ b/DataExtractionOSM/src/net/osmand/data/DataTileManager.java
@@ -1,26 +1,22 @@
 package net.osmand.data;
 
+import gnu.trove.map.hash.TLongObjectHashMap;
+
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.HashMap;
 import java.util.List;
-import java.util.Map;
 
 import net.osmand.osm.MapUtils;
 
-
 /**
  * 
  * @param <T> - object to store in that manager
  */
 public class DataTileManager<T> {
 	
-	private int zoom = 15;
+	private final int zoom;
 	
-	/**
-	 * map for objects stores as 'xTile_yTile' -> List<T>
-	 */
-	private Map<String, List<T>> objects = new HashMap<String, List<T>>();
+	private TLongObjectHashMap<List<T>> objects = new TLongObjectHashMap<List<T>>();
 	
 	public DataTileManager(){
 		zoom = 15;
@@ -33,30 +29,18 @@ public class DataTileManager<T> {
 	public int getZoom() {
 		return zoom;
 	}
-	
-	public void setZoom(int zoom) {
-		// it is required to reindex all stored objects
-		if(!isEmpty()){
-			throw new UnsupportedOperationException();
-		}
-		this.zoom = zoom;
-	}
+
 	
 	public boolean isEmpty(){
-		for(String s : objects.keySet()){
-			if(!objects.get(s).isEmpty()){
-				return false;
-			}
-		}
-		return true;
+		return getObjectsCount() == 0;
 	}
 	
+	@SuppressWarnings("rawtypes")
 	public int getObjectsCount(){
 		int x = 0;
-		for(String s : objects.keySet()){
-			x += objects.get(s).size();
+		for(List s : objects.valueCollection()){
+			x += s.size();
 		}
-		
 		return x;
 	}
 	
@@ -66,10 +50,11 @@ public class DataTileManager<T> {
 		} 
 	}
 	
+	@SuppressWarnings({ "rawtypes", "unchecked" })
 	public List<T> getAllObjects(){
 		List<T> l = new ArrayList<T>();
-		for(String s : objects.keySet()){
-			l.addAll(objects.get(s));
+		for(List s : objects.valueCollection()){
+			l.addAll(s);
 		}
 		return l;
 	}
@@ -146,27 +131,29 @@ public class DataTileManager<T> {
 		return result;
 	}
 	
-	private String evTile(int tileX, int tileY){
-		return tileX +"_"+tileY; //$NON-NLS-1$
+	private long evTile(int tileX, int tileY){
+		long tx = tileX;
+		long ty = tileY;
+		return ((tx) << zoom) + ty; 
 	}
 	
 	
-	public String evaluateTile(double latitude, double longitude){
+	public long evaluateTile(double latitude, double longitude){
 		int tileX = (int) MapUtils.getTileNumberX(zoom, longitude);
 		int tileY = (int) MapUtils.getTileNumberY(zoom, latitude);
 		return evTile(tileX, tileY);
 	}
 	
 	public void unregisterObject(double latitude, double longitude, T object){
-		String tile = evaluateTile(latitude, longitude);
+		long tile = evaluateTile(latitude, longitude);
 		if(objects.containsKey(tile)){
 			objects.get(tile).remove(object);
 		}
 		
 	}
 	
-	public String registerObject(double latitude, double longitude, T object){
-		String tile = evaluateTile(latitude, longitude);
+	public long registerObject(double latitude, double longitude, T object){
+		long tile = evaluateTile(latitude, longitude);
 		if(!objects.containsKey(tile)){
 			objects.put(tile, new ArrayList<T>());
 		}
diff --git a/DataExtractionOSM/src/net/osmand/data/preparation/DBDialect.java b/DataExtractionOSM/src/net/osmand/data/preparation/DBDialect.java
index e15103af87..1dc8f43279 100644
--- a/DataExtractionOSM/src/net/osmand/data/preparation/DBDialect.java
+++ b/DataExtractionOSM/src/net/osmand/data/preparation/DBDialect.java
@@ -20,7 +20,8 @@ public enum DBDialect {
 	DERBY,
 	H2,
 	NOSQL,
-	SQLITE;
+	SQLITE,
+	SQLITE_IN_MEMORY;
 	
 	public void deleteTableIfExists(String table, Statement stat) throws SQLException {
 		if(this == DERBY){
@@ -87,14 +88,15 @@ public enum DBDialect {
 				throw new SQLException(status.ToString());
 			}
 			return dbAccessor;
-		} else if (DBDialect.SQLITE == this) {
+		} else if (DBDialect.SQLITE == this || DBDialect.SQLITE_IN_MEMORY == this) {
 			try {
 				Class.forName("org.sqlite.JDBC");
 			} catch (ClassNotFoundException e) {
 				log.error("Illegal configuration", e);
 				throw new IllegalStateException(e);
 			}
-			Connection connection = DriverManager.getConnection("jdbc:sqlite:" + fileName);
+			Connection connection = DriverManager.getConnection("jdbc:sqlite:" + (DBDialect.SQLITE_IN_MEMORY == this? ":memory:": 
+					fileName));
 			Statement statement = connection.createStatement();
 			statement.executeUpdate("PRAGMA synchronous = 0");
 			//no journaling, saves some I/O access, but database can go corrupt
diff --git a/DataExtractionOSM/src/net/osmand/data/preparation/IndexCreator.java b/DataExtractionOSM/src/net/osmand/data/preparation/IndexCreator.java
index 72dd2634a2..82e6eec4ec 100644
--- a/DataExtractionOSM/src/net/osmand/data/preparation/IndexCreator.java
+++ b/DataExtractionOSM/src/net/osmand/data/preparation/IndexCreator.java
@@ -692,7 +692,7 @@ public class IndexCreator {
 						deleteDatabaseIndexes);
 				indexMapCreator.commitAndCloseFiles(getRTreeMapIndexNonPackFileName(), getRTreeMapIndexPackFileName(),
 						deleteDatabaseIndexes);
-				indexRouteCreator.commitAndCloseFiles(getRTreeRouteIndexPackFileName(), getRTreeRouteIndexPackFileName(),
+				indexRouteCreator.commitAndCloseFiles(getRTreeRouteIndexNonPackFileName(), getRTreeRouteIndexPackFileName(),
 						deleteDatabaseIndexes);
 
 				if (mapConnection != null) {
diff --git a/DataExtractionOSM/src/net/osmand/data/preparation/IndexRouteCreator.java b/DataExtractionOSM/src/net/osmand/data/preparation/IndexRouteCreator.java
index f221469e3b..cf4b4aad40 100644
--- a/DataExtractionOSM/src/net/osmand/data/preparation/IndexRouteCreator.java
+++ b/DataExtractionOSM/src/net/osmand/data/preparation/IndexRouteCreator.java
@@ -238,17 +238,17 @@ public class IndexRouteCreator extends AbstractIndexPartCreator {
 		if (routeTree != null) {
 			RandomAccessFile file = routeTree.getFileHdr().getFile();
 			file.close();
-			if (rTreeMapIndexNonPackFileName != null) {
-				File f = new File(rTreeMapIndexNonPackFileName);
-				if (f.exists() && deleteDatabaseIndexes) {
-					f.delete();
-				}
+		}
+		if (rTreeMapIndexNonPackFileName != null) {
+			File f = new File(rTreeMapIndexNonPackFileName);
+			if (f.exists() && deleteDatabaseIndexes) {
+				f.delete();
 			}
-			if (rTreeMapIndexPackFileName != null) {
-				File f = new File(rTreeMapIndexPackFileName);
-				if (f.exists() && deleteDatabaseIndexes) {
-					f.delete();
-				}
+		}
+		if (rTreeMapIndexPackFileName != null) {
+			File f = new File(rTreeMapIndexPackFileName);
+			if (f.exists() && deleteDatabaseIndexes) {
+				f.delete();
 			}
 		}
 		closeAllPreparedStatements();
diff --git a/DataExtractionOSM/src/net/osmand/osm/util/MinskTransReader.java b/DataExtractionOSM/src/net/osmand/osm/util/MinskTransReader.java
index cf2aee8739..d12714b583 100644
--- a/DataExtractionOSM/src/net/osmand/osm/util/MinskTransReader.java
+++ b/DataExtractionOSM/src/net/osmand/osm/util/MinskTransReader.java
@@ -224,8 +224,7 @@ public class MinskTransReader {
 		OsmBaseStorage storage = new OsmBaseStorage();
 		
 		final Map<String, Relation> definedRoutes = new HashMap<String, Relation>();
-		final DataTileManager<Node> busStops = new DataTileManager<Node>();
-		busStops.setZoom(17);
+		final DataTileManager<Node> busStops = new DataTileManager<Node>(17);
 		storage.getFilters().add(new IOsmStorageFilter(){
 
 			@Override
diff --git a/DataExtractionOSM/src/net/osmand/swing/MapClusterLayer.java b/DataExtractionOSM/src/net/osmand/swing/MapClusterLayer.java
index c4a409e0da..b1cf11f904 100644
--- a/DataExtractionOSM/src/net/osmand/swing/MapClusterLayer.java
+++ b/DataExtractionOSM/src/net/osmand/swing/MapClusterLayer.java
@@ -87,8 +87,7 @@ public class MapClusterLayer implements MapPanelLayer {
 				try {
 					List<RouteSegment> ways = clustering(latitude, longitude);
 					if (!ANIMATE_CLUSTERING) {
-						DataTileManager<Way> points = new DataTileManager<Way>();
-						points.setZoom(11);
+						DataTileManager<Way> points = new DataTileManager<Way>(11);
 						for (RouteSegment s : ways) {
 							Way w = new Way(-1);
 							for (int i = 0; i < s.getRoad().getPointsLength(); i++) {
@@ -132,8 +131,7 @@ public class MapClusterLayer implements MapPanelLayer {
 			log.info("ROAD TO START " + highway + " " + //road.getName() + " " 
 					+ road.id);
 		}
-		final DataTileManager<Way> points = new DataTileManager<Way>();
-		points.setZoom(11);
+		final DataTileManager<Way> points = new DataTileManager<Way>(11);
 		map.setPoints(points);
 		
 		ctx.setVisitor(new RouteSegmentVisitor() {
diff --git a/DataExtractionOSM/src/net/osmand/swing/MapRouterLayer.java b/DataExtractionOSM/src/net/osmand/swing/MapRouterLayer.java
index da25b0a0e3..6aabcd8aeb 100644
--- a/DataExtractionOSM/src/net/osmand/swing/MapRouterLayer.java
+++ b/DataExtractionOSM/src/net/osmand/swing/MapRouterLayer.java
@@ -176,8 +176,7 @@ public class MapRouterLayer implements MapPanelLayer {
 					public void run() {
 						List<Way> ways = selfRoute(startRoute, endRoute, intermediates, null);
 						if (ways != null) {
-							DataTileManager<Way> points = new DataTileManager<Way>();
-							points.setZoom(11);
+							DataTileManager<Way> points = new DataTileManager<Way>(11);
 							for (Way w : ways) {
 								LatLon n = w.getLatLon();
 								points.registerObject(n.getLatitude(), n.getLongitude(), w);
@@ -205,8 +204,7 @@ public class MapRouterLayer implements MapPanelLayer {
 					public void run() {
 						List<Way> ways = selfRoute(startRoute, endRoute, intermediates,  previousRoute);
 						if (ways != null) {
-							DataTileManager<Way> points = new DataTileManager<Way>();
-							points.setZoom(11);
+							DataTileManager<Way> points = new DataTileManager<Way>(11);
 							for (Way w : ways) {
 								LatLon n = w.getLatLon();
 								points.registerObject(n.getLatitude(), n.getLongitude(), w);
@@ -229,8 +227,7 @@ public class MapRouterLayer implements MapPanelLayer {
 					@Override
 					public void run() {
 						List<Way> ways = route_YOURS(startRoute, endRoute);
-						DataTileManager<Way> points = new DataTileManager<Way>();
-						points.setZoom(11);
+						DataTileManager<Way> points = new DataTileManager<Way>(11);
 						for(Way w : ways){
 							LatLon n = w.getLatLon();
 							points.registerObject(n.getLatitude(), n.getLongitude(), w);
@@ -250,8 +247,7 @@ public class MapRouterLayer implements MapPanelLayer {
 					@Override
 					public void run() {
 						List<Way> ways = route_CloudMate(startRoute, endRoute);
-						DataTileManager<Way> points = new DataTileManager<Way>();
-						points.setZoom(11);
+						DataTileManager<Way> points = new DataTileManager<Way>(11);
 						for (Way w : ways) {
 							LatLon n = w.getLatLon();
 							points.registerObject(n.getLatitude(), n.getLongitude(), w);
@@ -644,8 +640,7 @@ public class MapRouterLayer implements MapPanelLayer {
 					}
 				}
 				
-				final DataTileManager<Entity> points = new DataTileManager<Entity>();
-				points.setZoom(11);
+				final DataTileManager<Entity> points = new DataTileManager<Entity>(11);
 				map.setPoints(points);
 				ctx.setVisitor(new RouteSegmentVisitor() {
 					
diff --git a/build-scripts/indexes-batch-generate-inmem.xml b/build-scripts/indexes-batch-generate-inmem.xml
new file mode 100644
index 0000000000..4e67275ec6
--- /dev/null
+++ b/build-scripts/indexes-batch-generate-inmem.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<batch_process>
+	<process_attributes mapZooms="" renderingTypesFile="" zoomWaySmoothness="2" 
+		osmDbDialect="sqlite_in_memory" mapDbDialect="sqlite_in_memory"/>
+	
+	<!-- There are 3 subprocess : 	
+		 1. Download fresh osm files from servers to 'directory_for_osm_files' (override existings).
+		 2. Generate index files from all files in 'directory_for_osm_files' and put all indexes into 'directory_for_index_files'
+		 3. Upload index files from 'directory_for_index_files' to googlecode. 
+		 If directory directory_for_uploaded_files is specified all uploaded files will be moved to it 
+		 All these subprocess could be ran independently ! So you can create some files check them and after that try to upload on googlecode,
+		 or you can upload any file you have to googlecode (just put into 'directory_for_index_files')
+	 -->
+	 <!-- zoomWaySmoothness - 1-4, typical mapZooms - 8-10;11-12;13-14;15   -->
+	<process directory_for_osm_files=".work/osm" directory_for_index_files="/var/lib/jenkins/indexes" directory_for_generation=".work"
+		skipExistingIndexesAt="/var/lib/jenkins/indexes/uploaded"	indexPOI="true" indexMap="true"	indexRouting="true"	indexTransport="true" indexAddress="true">
+		<!-- Add wget="C:/Program Files/GNUWin32/bin/wget.exe" to process, to use wget for download.
+			 On linux systems if wget is in your path it can be wget="wget" or you can make own script with wget command:
+			 wget="/path/to/script/wget.sh"
+			 Defaultly enabled parameter of wget is: &-&-read-timeout=5 that prevents hanging of download from  cloudmade/geofabrik server  
+		-->
+					
+	</process>
+</batch_process> 
diff --git a/build-scripts/indexes-generate-inmem.sh b/build-scripts/indexes-generate-inmem.sh
new file mode 100755
index 0000000000..f2f3d5e41f
--- /dev/null
+++ b/build-scripts/indexes-generate-inmem.sh
@@ -0,0 +1,14 @@
+# remove backup and create new backup
+# we should not rm, just do incremental updates for now! rm -rf backup 
+
+# remove all previous files
+mkdir ~/indexes
+mkdir ~/indexes/uploaded
+
+rm -rf .work
+mkdir .work
+mkdir .work/osm
+if [ -z $INDEXES_FILE ]; then INDEXES_FILE="build-scripts/regions/indexes.xml"; echo "$INDEXES_FILE"; fi
+
+echo 'Running java net.osmand.data.index.IndexBatchCreator with $INDEXES_FILE'
+java -XX:+UseParallelGC -Xmx8096M -Xmn512M -Djava.util.logging.config.file=build-scripts/batch-logging.properties -cp "DataExtractionOSM/OsmAndMapCreator.jar:DataExtractionOSM/lib/*.jar" net.osmand.data.index.IndexBatchCreator build-scripts/indexes-batch-generate-inmem.xml "$INDEXES_FILE"