diff --git a/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java b/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java
index 181490e..f6314c8 100644
--- a/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java
+++ b/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java
@@ -31,7 +31,6 @@
 import net.kuujo.copycat.log.BufferedLog;
 import net.kuujo.copycat.log.FileLog;
 import net.kuujo.copycat.log.Log;
-import net.kuujo.copycat.netty.NettyTcpProtocol;
 import net.kuujo.copycat.protocol.Consistency;
 import net.kuujo.copycat.protocol.Protocol;
 import net.kuujo.copycat.util.concurrent.NamedThreadFactory;
@@ -233,19 +232,6 @@
                 .collect(Collectors.toList());
     }
 
-    @SuppressWarnings("unused")
-    private Protocol newNettyProtocol() {
-        return new NettyTcpProtocol()
-            .withSsl(false)
-            .withConnectTimeout(60000)
-            .withAcceptBacklog(1024)
-            .withTrafficClass(-1)
-            .withSoLinger(-1)
-            .withReceiveBufferSize(32768)
-            .withSendBufferSize(8192)
-            .withThreads(1);
-    }
-
     private Log newPersistentLog() {
         String logDir = System.getProperty("karaf.data", "./data");
         return new FileLog()
diff --git a/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java b/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java
index 7351476..56d41ff 100644
--- a/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java
+++ b/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java
@@ -158,7 +158,7 @@
 
     @Override
     public void triggerProbe(DeviceId deviceId) {
-        LOG.info("Triggering probe on device {}", deviceId);
+        LOG.debug("Triggering probe on device {}", deviceId);
 
         final Dpid dpid = dpid(deviceId.uri());
         OpenFlowSwitch sw = controller.getSwitch(dpid);
@@ -199,7 +199,7 @@
                 LOG.error("Unknown Mastership state : {}", newRole);
 
         }
-        LOG.info("Accepting mastership role change for device {}", deviceId);
+        LOG.debug("Accepting mastership role change for device {}", deviceId);
     }
 
     private void pushPortMetrics(Dpid dpid, List<OFPortStatsEntry> portStatsEntries) {