diff --git a/apps/artemis/src/main/java/org/onosproject/artemis/impl/ArtemisConfig.java b/apps/artemis/src/main/java/org/onosproject/artemis/impl/ArtemisConfig.java
index b21c5f6..9d188dd 100644
--- a/apps/artemis/src/main/java/org/onosproject/artemis/impl/ArtemisConfig.java
+++ b/apps/artemis/src/main/java/org/onosproject/artemis/impl/ArtemisConfig.java
@@ -399,7 +399,7 @@
                 try {
                     asnPath.add(path.getInt(i));
                 } catch (JSONException e) {
-                    e.printStackTrace();
+                    log.warn("checkPath", e);
                 }
             }
             // reverse the list to get path starting from origin
diff --git a/apps/artemis/src/main/java/org/onosproject/artemis/impl/ArtemisDeaggregatorImpl.java b/apps/artemis/src/main/java/org/onosproject/artemis/impl/ArtemisDeaggregatorImpl.java
index 32dbb8a..d9141f4 100644
--- a/apps/artemis/src/main/java/org/onosproject/artemis/impl/ArtemisDeaggregatorImpl.java
+++ b/apps/artemis/src/main/java/org/onosproject/artemis/impl/ArtemisDeaggregatorImpl.java
@@ -23,7 +23,6 @@
 import io.netty.buffer.Unpooled;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.util.CharsetUtil;
-import org.apache.commons.lang.exception.ExceptionUtils;
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
@@ -395,8 +394,7 @@
                             ByteBuf buffer = Unpooled.copiedBuffer(jsonInString, CharsetUtil.UTF_8);
                             ctx.writeAndFlush(buffer);
                         } catch (JsonProcessingException e) {
-                            e.printStackTrace();
-                            log.warn(ExceptionUtils.getFullStackTrace(e));
+                            log.warn("processMoasPacket()", e);
                         }
 
                         remoteTunnelIp = IpAddress.valueOf(msg.getLocalIp());
diff --git a/apps/artemis/src/main/java/org/onosproject/artemis/impl/moas/MoasClientHandler.java b/apps/artemis/src/main/java/org/onosproject/artemis/impl/moas/MoasClientHandler.java
index 58954d9..b7cb3c5 100644
--- a/apps/artemis/src/main/java/org/onosproject/artemis/impl/moas/MoasClientHandler.java
+++ b/apps/artemis/src/main/java/org/onosproject/artemis/impl/moas/MoasClientHandler.java
@@ -24,7 +24,6 @@
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.ChannelInboundHandlerAdapter;
 import io.netty.util.CharsetUtil;
-import org.apache.commons.lang.exception.ExceptionUtils;
 import org.onlab.packet.IpAddress;
 import org.onlab.packet.IpPrefix;
 import org.onosproject.artemis.ArtemisPacketProcessor;
@@ -69,8 +68,7 @@
             ByteBuf buffer = Unpooled.copiedBuffer(jsonInString, CharsetUtil.UTF_8);
             ctx.writeAndFlush(buffer);
         } catch (JsonProcessingException e) {
-            e.printStackTrace();
-            log.warn(ExceptionUtils.getFullStackTrace(e));
+            log.warn("channelActive()", e);
         }
     }
 
@@ -87,8 +85,7 @@
 
     @Override
     public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
-        log.error(ExceptionUtils.getFullStackTrace(cause));
-        cause.printStackTrace();
+        log.error("exceptionCaught()", cause);
         ctx.close();
     }
 
diff --git a/apps/artemis/src/main/java/org/onosproject/artemis/impl/moas/MoasServerHandler.java b/apps/artemis/src/main/java/org/onosproject/artemis/impl/moas/MoasServerHandler.java
index d140416..6a6a0ab 100644
--- a/apps/artemis/src/main/java/org/onosproject/artemis/impl/moas/MoasServerHandler.java
+++ b/apps/artemis/src/main/java/org/onosproject/artemis/impl/moas/MoasServerHandler.java
@@ -22,7 +22,6 @@
 import io.netty.channel.ChannelHandler.Sharable;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.ChannelInboundHandlerAdapter;
-import org.apache.commons.lang.exception.ExceptionUtils;
 import org.onlab.packet.IpAddress;
 import org.onosproject.artemis.impl.objects.ArtemisMessage;
 import org.slf4j.Logger;
@@ -77,8 +76,7 @@
 
     @Override
     public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
-        log.error(ExceptionUtils.getFullStackTrace(cause));
-        cause.printStackTrace();
+        log.error("exceptionCaught()", cause);
         ctx.close();
     }
 
diff --git a/apps/artemis/src/main/java/org/onosproject/artemis/impl/monitors/ExaBgpMonitors.java b/apps/artemis/src/main/java/org/onosproject/artemis/impl/monitors/ExaBgpMonitors.java
index 5fb9be4..d645360 100644
--- a/apps/artemis/src/main/java/org/onosproject/artemis/impl/monitors/ExaBgpMonitors.java
+++ b/apps/artemis/src/main/java/org/onosproject/artemis/impl/monitors/ExaBgpMonitors.java
@@ -54,7 +54,7 @@
 
             socket.emit("exa_subscribe", parameters);
         } catch (JSONException e) {
-            e.printStackTrace();
+            log.warn("onConenct()", e);
         }
     }
 
@@ -88,7 +88,7 @@
                 packetProcessor.processMonitorPacket(message);
             }
         } catch (JSONException e) {
-            e.printStackTrace();
+            log.warn("onExaMessage()", e);
         }
     }
 
@@ -112,7 +112,7 @@
                 this.socket.on(Socket.EVENT_PING, args -> socket.emit("pong"));
                 this.socket.on("exa_message", this::onExaMessage);
             } catch (URISyntaxException e) {
-                e.printStackTrace();
+                log.warn("startMonitor()", e);
             }
             this.socket.connect();
         }
diff --git a/apps/artemis/src/main/java/org/onosproject/artemis/impl/monitors/RipeMonitors.java b/apps/artemis/src/main/java/org/onosproject/artemis/impl/monitors/RipeMonitors.java
index e848875..52025c9 100644
--- a/apps/artemis/src/main/java/org/onosproject/artemis/impl/monitors/RipeMonitors.java
+++ b/apps/artemis/src/main/java/org/onosproject/artemis/impl/monitors/RipeMonitors.java
@@ -17,7 +17,6 @@
 
 import io.socket.client.IO;
 import io.socket.client.Socket;
-import org.apache.commons.lang.exception.ExceptionUtils;
 import org.json.JSONException;
 import org.json.JSONObject;
 import org.onlab.packet.IpPrefix;
@@ -63,7 +62,7 @@
 
             socket.emit("ris_subscribe", parameters);
         } catch (JSONException e) {
-            e.printStackTrace();
+            log.warn("onConnect()", e);
         }
     }
 
@@ -110,8 +109,7 @@
                 packetProcessor.processMonitorPacket(message);
             }
         } catch (JSONException e) {
-            log.error(ExceptionUtils.getFullStackTrace(e));
-            e.printStackTrace();
+            log.error("onRisMessage()", e);
         }
         socket.emit("ping");
     }
@@ -129,8 +127,7 @@
                 this.socket.on(Socket.EVENT_PONG, args -> socket.emit("ping"));
                 this.socket.on("ris_message", this::onRisMessage);
             } catch (URISyntaxException e) {
-                log.error(ExceptionUtils.getFullStackTrace(e));
-                e.printStackTrace();
+                log.error("startMonitor()", e);
             }
 
             this.socket.connect();
diff --git a/apps/castor/src/main/java/org/onosproject/castor/CastorWebResource.java b/apps/castor/src/main/java/org/onosproject/castor/CastorWebResource.java
index 409216b..37630cf 100644
--- a/apps/castor/src/main/java/org/onosproject/castor/CastorWebResource.java
+++ b/apps/castor/src/main/java/org/onosproject/castor/CastorWebResource.java
@@ -20,6 +20,7 @@
 import org.onlab.packet.IpAddress;
 import org.onosproject.rest.AbstractWebResource;
 
+import java.io.IOException;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.GET;
 import javax.ws.rs.POST;
@@ -88,8 +89,7 @@
                 get(ArpService.class).createArp(peer);
                 arpResult = ", ARP packet sent, MAC was not known";
             }
-        } catch (Exception e) {
-            e.printStackTrace();
+        } catch (IOException e) {
             String result = "Unable to process due to some reason, Try again";
             ObjectNode node = mapper().createObjectNode().put("response", result);
             return ok(node).build();
@@ -117,8 +117,7 @@
             ObjectMapper mapper = new ObjectMapper();
             Peer peer = mapper.readValue(incomingData, Peer.class);
             get(ConnectivityManagerService.class).deletePeer(peer);
-        } catch (Exception e) {
-            e.printStackTrace();
+        } catch (IOException e) {
             return Response.status(500).entity("Unable to delete the peer").build();
         }
         String result = "Peer Deleted";
@@ -143,8 +142,7 @@
             ObjectMapper mapper = new ObjectMapper();
             Peer peer = mapper.readValue(incomingData, Peer.class);
             get(ConnectivityManagerService.class).start(peer);
-        } catch (Exception e) {
-            e.printStackTrace();
+        } catch (IOException e) {
             return Response.status(500).entity("Unable to add the route server").build();
         }
         String result = "Server Entered";
diff --git a/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java b/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java
index 0cb3468..09a118c 100644
--- a/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java
+++ b/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java
@@ -648,7 +648,7 @@
                 recordSemaphore.release();
             }
         } catch (InterruptedException e) {
-            e.printStackTrace();
+            Thread.currentThread().interrupt();
         }
     }
 
@@ -807,7 +807,7 @@
                 recordSemaphore.release();
             }
         } catch (InterruptedException e) {
-            e.printStackTrace();
+            Thread.currentThread().interrupt();
         }
     }
 
diff --git a/apps/kafka-integration/app/src/main/java/org/onosproject/kafkaintegration/impl/KafkaStorageManager.java b/apps/kafka-integration/app/src/main/java/org/onosproject/kafkaintegration/impl/KafkaStorageManager.java
index 66bfc18..19e58ca 100644
--- a/apps/kafka-integration/app/src/main/java/org/onosproject/kafkaintegration/impl/KafkaStorageManager.java
+++ b/apps/kafka-integration/app/src/main/java/org/onosproject/kafkaintegration/impl/KafkaStorageManager.java
@@ -77,9 +77,9 @@
         try {
             task = future.get();
         } catch (InterruptedException e) {
-            e.printStackTrace();
+            Thread.currentThread().interrupt();
         } catch (ExecutionException e) {
-            e.printStackTrace();
+            log.warn("consumeEvent()", e);
         }
 
         if (task != null) {
diff --git a/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/NetconfActiveComponent.java b/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/NetconfActiveComponent.java
index 92043d5..33b52a4 100644
--- a/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/NetconfActiveComponent.java
+++ b/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/NetconfActiveComponent.java
@@ -194,7 +194,7 @@
             return netconfTranslator.editDeviceConfig(
                     deviceId, builder.build(), operationType);
         } catch (IOException e) {
-            e.printStackTrace();
+            log.debug("parseAndEdit()", e);
             return false;
         }
     }
diff --git a/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/NetconfTranslatorImpl.java b/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/NetconfTranslatorImpl.java
index c563204..f663fd0 100644
--- a/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/NetconfTranslatorImpl.java
+++ b/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/NetconfTranslatorImpl.java
@@ -93,8 +93,8 @@
 @Component(immediate = true)
 public class NetconfTranslatorImpl implements NetconfTranslator {
 
-    private final Logger log = LoggerFactory
-            .getLogger(getClass());
+    private static final Logger log = LoggerFactory
+            .getLogger(NetconfTranslator.class);
 
     private NodeId localNodeId;
 
@@ -354,7 +354,7 @@
             try {
                 rIdBldr = rid.copyBuilder();
             } catch (CloneNotSupportedException e) {
-                e.printStackTrace();
+                log.debug("clone not supported", e);
             }
         } else {
             rIdBldr.addBranchPointSchema("/", null);
diff --git a/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/Utils.java b/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/Utils.java
index cb8e89c..5e06420 100644
--- a/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/Utils.java
+++ b/apps/netconf/client/src/main/java/org/onosproject/netconf/client/impl/Utils.java
@@ -108,7 +108,7 @@
         try {
             transformer = transformerFactory.newTransformer();
         } catch (TransformerConfigurationException e) {
-            e.printStackTrace();
+            return "";
         }
 
         // Need to omit the xml header and set indent to 4
@@ -122,7 +122,7 @@
             try {
                 transformer.transform(xmlInput, xmlOutput);
             } catch (TransformerException e) {
-                e.printStackTrace();
+                return "";
             }
         }
         return xmlOutput.getWriter().toString();
diff --git a/drivers/microsemi/src/main/java/org/onosproject/drivers/microsemi/Ea1000DeviceDescription.java b/drivers/microsemi/src/main/java/org/onosproject/drivers/microsemi/Ea1000DeviceDescription.java
index 34274e2..faf2007 100644
--- a/drivers/microsemi/src/main/java/org/onosproject/drivers/microsemi/Ea1000DeviceDescription.java
+++ b/drivers/microsemi/src/main/java/org/onosproject/drivers/microsemi/Ea1000DeviceDescription.java
@@ -109,9 +109,7 @@
                 latitudeStr = augmentedSystem.latitude().toPlainString();
             }
         } catch (NetconfException e) {
-            log.error("Unable to retrieve init data from device: " + handler().data().deviceId().toString()
-                    + " Error: " + e.getMessage());
-            e.printStackTrace();
+            log.error("Unable to retrieve init data from device: " + handler().data().deviceId().toString(), e);
         }
 
         DeviceService deviceService = checkNotNull(handler().get(DeviceService.class));
diff --git a/incubator/net/src/main/java/org/onosproject/incubator/net/virtual/impl/provider/VirtualProviderManager.java b/incubator/net/src/main/java/org/onosproject/incubator/net/virtual/impl/provider/VirtualProviderManager.java
index a103024..77cac78 100644
--- a/incubator/net/src/main/java/org/onosproject/incubator/net/virtual/impl/provider/VirtualProviderManager.java
+++ b/incubator/net/src/main/java/org/onosproject/incubator/net/virtual/impl/provider/VirtualProviderManager.java
@@ -25,6 +25,8 @@
 import org.onosproject.incubator.net.virtual.provider.VirtualProviderService;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.provider.ProviderId;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.util.HashMap;
 import java.util.HashSet;
@@ -47,6 +49,7 @@
     private final Map<ProviderId, VirtualProviderService> servicesWithProvider = new HashMap<>();
     private final Map<String, VirtualProvider> providersByScheme = new HashMap<>();
     private final Map<NetworkId, Set<VirtualProviderService>> servicesByNetwork = new HashMap<>();
+    private static Logger log = LoggerFactory.getLogger(VirtualProviderManager.class);
 
     @Override
     public synchronized void registerProvider(VirtualProvider virtualProvider) {
@@ -160,7 +163,7 @@
         try {
             return Class.forName(pramType);
         } catch (ClassNotFoundException e) {
-            e.printStackTrace();
+            log.warn("getProviderClass()", e);
         }
 
         return null;
diff --git a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/impl/NetconfStreamThread.java b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/impl/NetconfStreamThread.java
index e80e214..12eedfa 100644
--- a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/impl/NetconfStreamThread.java
+++ b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/impl/NetconfStreamThread.java
@@ -243,7 +243,7 @@
             try {
                 bufferReader = new BufferedReader(new InputStreamReader(in, "UTF-8"));
             } catch (UnsupportedEncodingException e) {
-                e.printStackTrace();
+                throw new IllegalStateException(e);
             }
         }
 
diff --git a/protocols/rest/api/src/main/java/org/onosproject/protocol/http/ctl/HttpSBControllerImpl.java b/protocols/rest/api/src/main/java/org/onosproject/protocol/http/ctl/HttpSBControllerImpl.java
index c546c49..5e5ba37 100644
--- a/protocols/rest/api/src/main/java/org/onosproject/protocol/http/ctl/HttpSBControllerImpl.java
+++ b/protocols/rest/api/src/main/java/org/onosproject/protocol/http/ctl/HttpSBControllerImpl.java
@@ -377,7 +377,7 @@
                 }
             } }, new java.security.SecureRandom());
         } catch (NoSuchAlgorithmException | KeyManagementException e) {
-            e.printStackTrace();
+            throw new IllegalStateException(e);
         }
 
         return ClientBuilder.newBuilder().sslContext(sslcontext).hostnameVerifier((s1, s2) -> true).build();