diff --git a/DataStructures/StaticGraph.h b/DataStructures/StaticGraph.h
index 8c086a664..6a83e928c 100644
--- a/DataStructures/StaticGraph.h
+++ b/DataStructures/StaticGraph.h
@@ -97,10 +97,8 @@ public:
 #ifndef NDEBUG
         Percent p(GetNumberOfNodes());
         for(unsigned u = 0; u < GetNumberOfNodes(); ++u) {
-            SimpleLogger().Write() << "[" << u << "], 1st: " << BeginEdges(u) << ", last: " << EndEdges(u);
             for(unsigned eid = BeginEdges(u); eid < EndEdges(u); ++eid) {
                 unsigned v = GetTarget(eid);
-                SimpleLogger().Write() << "Edge (" << u << "," << v << ")";
                 EdgeData & data = GetEdgeData(eid);
                 if(data.shortcut) {
                     unsigned eid2 = FindEdgeInEitherDirection(u, data.id);
diff --git a/createHierarchy.cpp b/createHierarchy.cpp
index 66706342e..d0eadc14c 100644
--- a/createHierarchy.cpp
+++ b/createHierarchy.cpp
@@ -269,7 +269,6 @@ int main (int argc, char *argv[]) {
         std::ofstream hsgr_output_stream(graphOut.c_str(), std::ios::binary);
         hsgr_output_stream.write((char*)&uuid_orig, sizeof(UUID) );
         BOOST_FOREACH(const QueryEdge & edge, contractedEdgeList) {
-            SimpleLogger().Write() << "edge (" << edge.source << "," << edge.target << ")";
             if(edge.source > numberOfNodes) {
                 numberOfNodes = edge.source;
             }
@@ -290,18 +289,10 @@ int main (int argc, char *argv[]) {
                 ++edge;
             _nodes[node].firstEdge = position; //=edge
             position += edge - lastEdge; //remove
-            SimpleLogger().Write() << "_nodes[" << node << "].firstEdge = " << _nodes[node].firstEdge;
         }
         _nodes[_nodes.size()-1].firstEdge = _nodes[_nodes.size()-2].firstEdge;
-        SimpleLogger().Write() << "position: " << position;
         ++numberOfNodes;
 
-        SimpleLogger().Write() << "no. of nodes: " << numberOfNodes << ", edges: " << edge;
-        SimpleLogger().Write() << "_nodes.size(): " << _nodes.size();
-        for(unsigned i = 0; i < _nodes.size(); ++i) {
-            SimpleLogger().Write() << _nodes[i].firstEdge;
-        }
-
         BOOST_ASSERT_MSG(_nodes.size() == numberOfNodes, "no. of nodes dont match");
 
         //Serialize numberOfNodes, nodes