diff --git a/configurations/evaluation/settingsDisasterRouter.txt b/configurations/evaluation/settingsDisasterRouter.txt
index a32b2894b8fa881f868e9e6121108c559786ed37..8b4c10ff5719159f68a19268cf6d05dff5727c67 100644
--- a/configurations/evaluation/settingsDisasterRouter.txt
+++ b/configurations/evaluation/settingsDisasterRouter.txt
@@ -35,4 +35,4 @@ DisasterPrioritization.dpWeight = 0.5
 # Parameters for buffer management
 DisasterBufferComparator.hopThreshold = 6
 DisasterBufferComparator.ageThreshold = 300
-DisasterBufferComparator.dpWeight = 1
\ No newline at end of file
+DisasterBufferComparator.dpWeight = 0.5
\ No newline at end of file
diff --git a/src/core/LocalDatabase.java b/src/core/LocalDatabase.java
index ace72171ffe63768f99e842e8ede9ad0137d0a97..608ee8e12ea15f8662ee465ada4c25d92aa18e89 100644
--- a/src/core/LocalDatabase.java
+++ b/src/core/LocalDatabase.java
@@ -20,9 +20,7 @@ import java.util.stream.Collectors;
  * Created by melanie on 07.04.17.
  */
 public class LocalDatabase {
-    /** Utility threshold for deletion is computed using (used db percentage)^{THRESHOLD_EXPONENT}.*/
-    private static final int THRESHOLD_EXPONENT = 21;
-
+    private static final int CUBIC = 3;
     private static final int METERS_IN_KILOMETER = 1000;
     private static final int SECONDS_IN_HOUR = 3600;
 
@@ -117,7 +115,7 @@ public class LocalDatabase {
      * @return A threshold between 0 and 1 that is 0 for empty memory and 1 for full memory.
      */
     private double computeDeletionThreshold() {
-        return Math.pow(getUsedMemoryPercentage(), THRESHOLD_EXPONENT);
+        return Math.pow(getUsedMemoryPercentage(), CUBIC);
     }
 
     /**
diff --git a/src/test/DatabaseStatisticsTest.java b/src/test/DatabaseStatisticsTest.java
index 1463823665f190fef8c5a6cf2a55efad2dbbde62..bab79ed307284d036fc9a8a0d15f3c500aed7418 100644
--- a/src/test/DatabaseStatisticsTest.java
+++ b/src/test/DatabaseStatisticsTest.java
@@ -36,8 +36,8 @@ public class DatabaseStatisticsTest {
     private static final double HALF_AN_HOUR_LATER =3600;
 
     /* Used locations for all DB operations. */
-    private static final Coord CURR_LOCATION = new Coord(3000, 4000);
-    private static final Coord CLOSE_TO_CURR_LOCATION = new Coord(4000, 4000);
+    private static final Coord CURR_LOCATION = new Coord(300, 400);
+    private static final Coord CLOSE_TO_CURR_LOCATION = new Coord(400, 400);
     private static final Coord ORIGIN = new Coord(0,0);
 
     /* Sizes for data items */
diff --git a/src/test/EpidemicRouterTest.java b/src/test/EpidemicRouterTest.java
index 6dd8e91f97c16d93f71170b04fa715061948a99f..09af79e857ac971dcb8845965d5bf43ab39f8000 100644
--- a/src/test/EpidemicRouterTest.java
+++ b/src/test/EpidemicRouterTest.java
@@ -27,10 +27,10 @@ import java.util.List;
 public class EpidemicRouterTest extends AbstractRouterTest {
 
 	private static int TTL = 300;
-	private static final int NINE_HOURS = 9 * 60 * 60;
+	private static final int THREE_HOURS = 10_800;
 
 	/* Data base item sizes needed for tests. */
-	private static final int DB_SIZE = 100;
+	private static final int DB_SIZE = 50;
 	private static final int SMALL_SIZE_DIFFERENCE = 2;
 
 	private static final String EXPECTED_DATA_MESSAGE = "Data message should have been sent.";
@@ -330,7 +330,7 @@ public class EpidemicRouterTest extends AbstractRouterTest {
         assertEquals("Expected other data item to be sent.", data, message.getData().get(0));
 
         // Add another, large one to replace the original object. It is more useful so it stays in the database.
-        this.clock.advance(NINE_HOURS);
+        this.clock.advance(THREE_HOURS);
         DisasterData newData = new DisasterData(
                 DisasterData.DataType.SKILL, DB_SIZE - SMALL_SIZE_DIFFERENCE, SimClock.getTime(), h1.getLocation());
         this.setUpAsDataCarrier(h1, newData);
diff --git a/src/test/LocalDatabaseTest.java b/src/test/LocalDatabaseTest.java
index fca7d3074ce721fafdbd8b17586b3ef72725e2ca..b2706bf7de26df81c7560169d80e0735a8f8c249 100644
--- a/src/test/LocalDatabaseTest.java
+++ b/src/test/LocalDatabaseTest.java
@@ -20,7 +20,7 @@ import java.util.List;
  * Created by Britta Heymann on 09.04.2017.
  */
 public class LocalDatabaseTest {
-    private static final int DB_SIZE = 1000;
+    private static final int DB_SIZE = 100;
 
     /* Used locations for all DB operations. */
     private static final Coord CURR_LOCATION = new Coord(300, 400);