diff --git a/common/source/java/ch/systemsx/cisd/common/concurrent/InactivityMonitor.java b/common/source/java/ch/systemsx/cisd/common/concurrent/InactivityMonitor.java
index cab2161405cf38add8996916452446249d61d300..bd0a5651a62b94f349cf76044150a5ce0e6b951a 100644
--- a/common/source/java/ch/systemsx/cisd/common/concurrent/InactivityMonitor.java
+++ b/common/source/java/ch/systemsx/cisd/common/concurrent/InactivityMonitor.java
@@ -100,7 +100,6 @@ public class InactivityMonitor
      *            detect and signal time out conditions itself. <i>If an operation on this sensor
      *            hangs infinitely, then the InactivityMonitor hangs, too!</i>
      * @param observer The observer to inform when the inactivity threshold has been exceeded.
-     * @param checkIntervallMillis The interval the monitor should use for checking activity status.
      * @param inactivityThresholdMillis The threshold of a period of inactivity that needs to be
      *            exceeded before the inactivity observer gets informed.
      * @param stopAfterFirstEvent If <code>true</code>, the monitor will stop itself after the
@@ -108,11 +107,10 @@ public class InactivityMonitor
      *            will continue to look for such events.
      */
     public InactivityMonitor(IActivitySensor sensor, IInactivityObserver observer,
-            long checkIntervallMillis, long inactivityThresholdMillis, boolean stopAfterFirstEvent)
+            long inactivityThresholdMillis, boolean stopAfterFirstEvent)
     {
         assert sensor != null;
         assert observer != null;
-        assert checkIntervallMillis > 0;
         assert inactivityThresholdMillis > 0;
 
         this.sensor = sensor;
@@ -132,7 +130,10 @@ public class InactivityMonitor
         activityMonitoringTimer = new Timer(threadNamePrefix + "Activity Monitor", true);
         final InactivityMonitoringTimerTask inactivityMonitoringTimerTask =
                 new InactivityMonitoringTimerTask();
-        activityMonitoringTimer.schedule(inactivityMonitoringTimerTask, 0L, checkIntervallMillis);
+        activityMonitoringTimer.schedule(inactivityMonitoringTimerTask, 0L,
+                inactivityThresholdMillis / 2);
+//        activityMonitoringTimer.schedule(inactivityMonitoringTimerTask, 0L,
+//                Math.max(inactivityThresholdMillis, inactivityThresholdMillis + 10L));
     }
 
     /**
diff --git a/common/sourceTest/java/ch/systemsx/cisd/common/concurrent/InactivityMonitorTest.java b/common/sourceTest/java/ch/systemsx/cisd/common/concurrent/InactivityMonitorTest.java
index a6e7449633aec3f36a12098559d5748c8ea3bf90..7c292e4405499f8a2fd4306ba9781303d9eb2f8a 100644
--- a/common/sourceTest/java/ch/systemsx/cisd/common/concurrent/InactivityMonitorTest.java
+++ b/common/sourceTest/java/ch/systemsx/cisd/common/concurrent/InactivityMonitorTest.java
@@ -39,8 +39,6 @@ import ch.systemsx.cisd.common.test.StoringUncaughtExceptionHandler;
  */
 public class InactivityMonitorTest
 {
-    private final static long CHECK_INTERVAL_MILLIS = 10L;
-
     private final static long INACTIVITY_THRESHOLD_MILLIS = 20L;
 
     private static final long TIME_TO_WAIT_MILLIS = 4 * INACTIVITY_THRESHOLD_MILLIS;
@@ -105,13 +103,13 @@ public class InactivityMonitorTest
     private final class ReturnNowMinus extends CustomAction
     {
         final long lagTimeMillis;
-        
+
         ReturnNowMinus(long lagTimeMillis)
         {
             super("returns now - " + lagTimeMillis);
             this.lagTimeMillis = lagTimeMillis;
         }
-        
+
         public Object invoke(Invocation invocation) throws Throwable
         {
             return (System.currentTimeMillis() - lagTimeMillis);
@@ -161,8 +159,7 @@ public class InactivityMonitorTest
                 }
             });
         monitorUnderTest =
-                new InactivityMonitor(sensor, observer, CHECK_INTERVAL_MILLIS,
-                        INACTIVITY_THRESHOLD_MILLIS, true);
+                new InactivityMonitor(sensor, observer, INACTIVITY_THRESHOLD_MILLIS, true);
         ConcurrencyUtilities.sleep(TIME_TO_WAIT_MILLIS);
         monitorUnderTest.stop();
         exceptionHandler.checkAndRethrowException();
@@ -186,8 +183,7 @@ public class InactivityMonitorTest
                 }
             });
         monitorUnderTest =
-                new InactivityMonitor(sensor, observer, CHECK_INTERVAL_MILLIS,
-                        INACTIVITY_THRESHOLD_MILLIS, true);
+                new InactivityMonitor(sensor, observer, INACTIVITY_THRESHOLD_MILLIS, true);
         ConcurrencyUtilities.sleep(TIME_TO_WAIT_MILLIS);
         monitorUnderTest.stop();
         exceptionHandler.checkAndRethrowException();
@@ -201,7 +197,8 @@ public class InactivityMonitorTest
         context.checking(new Expectations()
             {
                 {
-                    atLeast(3).of(sensor).getTimeOfLastActivityMoreRecentThan(INACTIVITY_THRESHOLD_MILLIS);
+                    atLeast(3).of(sensor).getTimeOfLastActivityMoreRecentThan(
+                            INACTIVITY_THRESHOLD_MILLIS);
                     will(new ReturnNowMinus(2 * INACTIVITY_THRESHOLD_MILLIS));
                     atLeast(3).of(sensor).describeInactivity(with(new NowMatcher()));
                     will(returnValue(descriptionOfInactivity));
@@ -211,8 +208,7 @@ public class InactivityMonitorTest
                 }
             });
         monitorUnderTest =
-                new InactivityMonitor(sensor, observer, CHECK_INTERVAL_MILLIS,
-                        INACTIVITY_THRESHOLD_MILLIS, false);
+                new InactivityMonitor(sensor, observer, INACTIVITY_THRESHOLD_MILLIS, false);
         ConcurrencyUtilities.sleep(TIME_TO_WAIT_MILLIS);
         monitorUnderTest.stop();
         exceptionHandler.checkAndRethrowException();
diff --git a/datamover/source/java/ch/systemsx/cisd/datamover/filesystem/remote/RemotePathMover.java b/datamover/source/java/ch/systemsx/cisd/datamover/filesystem/remote/RemotePathMover.java
index cdd4aedf0f82395f3778d7b62633a203c1039020..54c71efe40d9fe56b122db580a0db3449ad58020 100644
--- a/datamover/source/java/ch/systemsx/cisd/datamover/filesystem/remote/RemotePathMover.java
+++ b/datamover/source/java/ch/systemsx/cisd/datamover/filesystem/remote/RemotePathMover.java
@@ -93,8 +93,6 @@ public final class RemotePathMover implements IStoreHandler
 
     private final long intervallToWaitAfterFailure;
 
-    private final long checkIntervallMillis;
-
     private final long inactivityPeriodMillis;
 
     private final int maximalNumberOfRetries;
@@ -124,7 +122,6 @@ public final class RemotePathMover implements IStoreHandler
         this.copier = copier;
         this.intervallToWaitAfterFailure = timingParameters.getIntervalToWaitAfterFailure();
         this.maximalNumberOfRetries = timingParameters.getMaximalNumberOfRetries();
-        this.checkIntervallMillis = timingParameters.getCheckIntervalMillis();
         this.inactivityPeriodMillis = timingParameters.getInactivityPeriodMillis();
 
         assert intervallToWaitAfterFailure >= 0;
@@ -150,7 +147,7 @@ public final class RemotePathMover implements IStoreHandler
                                             copier.getClass().getName(), descriptionOfInactivity));
                                     copier.terminate();
                                 }
-                            }, checkIntervallMillis, inactivityPeriodMillis, true);
+                            }, inactivityPeriodMillis, true);
         final Status copyStatus = copier.copy(item);
         monitor.stop();
         return copyStatus;