--- a/Implab/Diagnostics/TraceContext.cs	Sat Feb 07 19:41:31 2015 +0300
+++ b/Implab/Diagnostics/TraceContext.cs	Mon Feb 09 00:28:13 2015 +0300
@@ -41,10 +41,10 @@
         }
 
         public void EnterLogicalOperation(LogicalOperation operation, bool takeOwnership) {
-            var prev = CurrentOperation;
+            //var prev = CurrentOperation;
             m_stack.Push(m_current);
             m_current = new OperationContext(operation, takeOwnership);
-            LogChannel<TraceEvent>.Default.LogEvent(new TraceEvent(takeOwnership ? TraceEventType.Attach : TraceEventType.Enter, String.Format("{0} -> {1}",prev.Name, operation.Name)));
+            //LogChannel<TraceEvent>.Default.LogEvent(new TraceEvent(takeOwnership ? TraceEventType.Attach : TraceEventType.Enter, String.Format("{0} -> {1}",prev.Name, operation.Name)));
         }
 
         public void StartLogicalOperation(string name) {
@@ -63,16 +63,16 @@
 
         public LogicalOperation DetachLogicalOperation() {
             var prev = m_current.DetachLogicalOperation();
-            LogChannel<TraceEvent>.Default.LogEvent(new TraceEvent(TraceEventType.Detach, String.Format("{0} -> {1}",prev.Name, CurrentOperation.Name)));
+            //LogChannel<TraceEvent>.Default.LogEvent(new TraceEvent(TraceEventType.Detach, String.Format("{0} -> {1}",prev.Name, CurrentOperation.Name)));
             return prev;
         }
 
         public void Leave() {
             if (m_stack.Count > 0) {
                 m_current.Leave();
-                var prev = CurrentOperation;
+                //var prev = CurrentOperation;
                 m_current = m_stack.Pop();
-                LogChannel<TraceEvent>.Default.LogEvent(new TraceEvent(TraceEventType.Leave, String.Format("{0} -> {1}", prev.Name, CurrentOperation.Name)));
+                //LogChannel<TraceEvent>.Default.LogEvent(new TraceEvent(TraceEventType.Leave, String.Format("{0} -> {1}", prev.Name, CurrentOperation.Name)));
             } else {
                 TraceLog.TraceWarning("Attempt to leave the last operation context");
                 m_current = OperationContext.EMPTY;