diff --git a/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/CopycatTransportConnection.java b/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/CopycatTransportConnection.java
index fafb2d0..984a610 100644
--- a/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/CopycatTransportConnection.java
+++ b/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/CopycatTransportConnection.java
@@ -24,12 +24,14 @@
 import java.util.Map;
 import java.util.Objects;
 import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.atomic.AtomicInteger;
 import java.util.function.Consumer;
 
+
+
 import org.apache.commons.io.IOUtils;
 import org.onlab.util.Tools;
 import org.onosproject.cluster.PartitionId;
+import org.onosproject.store.cluster.messaging.MessagingException;
 import org.onosproject.store.cluster.messaging.MessagingService;
 
 import com.google.common.base.MoreObjects;
@@ -41,6 +43,7 @@
 import io.atomix.catalyst.transport.Address;
 import io.atomix.catalyst.transport.Connection;
 import io.atomix.catalyst.transport.MessageHandler;
+import io.atomix.catalyst.transport.TransportException;
 import io.atomix.catalyst.util.Assert;
 import io.atomix.catalyst.util.Listener;
 import io.atomix.catalyst.util.Listeners;
@@ -66,10 +69,6 @@
     private final String inboundMessageSubject;
     private final ThreadContext context;
     private final Map<Class<?>, InternalHandler> handlers = Maps.newConcurrentMap();
-    private final AtomicInteger messagesSent = new AtomicInteger(0);
-    private final AtomicInteger sendFailures = new AtomicInteger(0);
-    private final AtomicInteger messagesReceived = new AtomicInteger(0);
-    private final AtomicInteger receiveFailures = new AtomicInteger(0);
 
     CopycatTransportConnection(long connectionId,
             CopycatTransport.Mode mode,
@@ -120,12 +119,14 @@
                                             baos.toByteArray(),
                                             context.executor())
                     .whenComplete((r, e) -> {
-                        if (e == null) {
-                            messagesSent.incrementAndGet();
-                        } else {
-                            sendFailures.incrementAndGet();
+                        Throwable wrappedError = e;
+                        if (e != null) {
+                            Throwable rootCause = Throwables.getRootCause(e);
+                            if (MessagingException.class.isAssignableFrom(rootCause.getClass())) {
+                                wrappedError = new TransportException(e);
+                            }
                         }
-                        handleResponse(r, e, result, context);
+                        handleResponse(r, wrappedError, result, context);
                     });
         } catch (SerializationException | IOException e) {
             result.completeExceptionally(e);
@@ -172,11 +173,6 @@
                         "No handler registered for " + request.getClass()));
             }
             return handler.handle(request).handle((result, error) -> {
-                if (error == null) {
-                    messagesReceived.incrementAndGet();
-                } else {
-                    receiveFailures.incrementAndGet();
-                }
                 try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
                     baos.write(error != null ? FAILURE : SUCCESS);
                     context.serializer().writeObject(error != null ? error : result, baos);
@@ -220,7 +216,6 @@
         if (!(other instanceof CopycatTransportConnection)) {
             return false;
         }
-
         return connectionId == ((CopycatTransportConnection) other).connectionId;
     }
 
@@ -228,10 +223,6 @@
     public String toString() {
         return MoreObjects.toStringHelper(getClass())
                 .add("id", connectionId)
-                .add("sent", messagesSent.get())
-                .add("received", messagesReceived.get())
-                .add("sendFailures", sendFailures.get())
-                .add("receiveFailures", receiveFailures.get())
                 .toString();
     }
 
diff --git a/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/StoragePartition.java b/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/StoragePartition.java
index b40e39d..286b2fb 100644
--- a/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/StoragePartition.java
+++ b/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/StoragePartition.java
@@ -18,7 +18,6 @@
 import io.atomix.catalyst.serializer.Serializer;
 import io.atomix.catalyst.transport.Address;
 import io.atomix.resource.ResourceType;
-import io.atomix.variables.DistributedLong;
 
 import java.io.File;
 import java.util.Collection;
@@ -57,7 +56,6 @@
     private StoragePartitionClient client;
 
     public static final Collection<ResourceType> RESOURCE_TYPES = ImmutableSet.of(
-                                                                   new ResourceType(DistributedLong.class),
                                                                     new ResourceType(AtomixLeaderElector.class),
                                                                     new ResourceType(AtomixConsistentMap.class));
 
diff --git a/core/store/primitives/src/main/java/org/onosproject/store/primitives/resources/impl/AtomixConsistentMapCommands.java b/core/store/primitives/src/main/java/org/onosproject/store/primitives/resources/impl/AtomixConsistentMapCommands.java
index dbc3157..4f912da 100644
--- a/core/store/primitives/src/main/java/org/onosproject/store/primitives/resources/impl/AtomixConsistentMapCommands.java
+++ b/core/store/primitives/src/main/java/org/onosproject/store/primitives/resources/impl/AtomixConsistentMapCommands.java
@@ -52,7 +52,7 @@
 
         @Override
         public ConsistencyLevel consistency() {
-          return ConsistencyLevel.SEQUENTIAL;
+          return ConsistencyLevel.LINEARIZABLE;
         }
 
         @Override
@@ -78,7 +78,7 @@
 
         @Override
         public ConsistencyLevel consistency() {
-          return ConsistencyLevel.SEQUENTIAL;
+          return ConsistencyLevel.BOUNDED_LINEARIZABLE;
         }
 
         @Override