diff --git a/p2p/adapters/inproc.go b/p2p/adapters/inproc.go
index 65d9fffa45..60efac3b48 100644
--- a/p2p/adapters/inproc.go
+++ b/p2p/adapters/inproc.go
@@ -20,7 +20,7 @@ import (
 	"fmt"
 	"sync"
 
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p"
 	"github.com/ethereum/go-ethereum/p2p/discover"
 )
@@ -121,7 +121,7 @@ func (self *SimNode) Disconnect(rid []byte) error {
 	// na := self.network.GetNodeAdapter(id)
 	// peer = na.(*SimNode).GetPeer(self.Id)
 	// peer.RW = nil
-	glog.V(6).Infof("dropped peer %v", id)
+	log.Trace(fmt.Sprintf("dropped peer %v", id))
 
 	return nil
 }
@@ -158,10 +158,10 @@ func (self *SimNode) Connect(rid []byte) error {
 
 func (self *SimNode) RunProtocol(id *NodeId, rw, rrw p2p.MsgReadWriter, peer *Peer) error {
 	if self.Run == nil {
-		glog.V(6).Infof("no protocol starting on peer %v (connection with %v)", self.Id, id)
+		log.Trace(fmt.Sprintf("no protocol starting on peer %v (connection with %v)", self.Id, id))
 		return nil
 	}
-	glog.V(6).Infof("protocol starting on peer %v (connection with %v)", self.Id, id)
+	log.Trace(fmt.Sprintf("protocol starting on peer %v (connection with %v)", self.Id, id))
 	p := p2p.NewPeer(id.NodeID, Name(id.Bytes()), []p2p.Cap{})
 	go func() {
 		self.network.DidConnect(self.Id, id)
@@ -169,7 +169,7 @@ func (self *SimNode) RunProtocol(id *NodeId, rw, rrw p2p.MsgReadWriter, peer *Pe
 		<-peer.Readyc
 		self.Disconnect(id.Bytes())
 		peer.Errc <- err
-		glog.V(6).Infof("protocol quit on peer %v (connection with %v broken: %v)", self.Id, id, err)
+		log.Trace(fmt.Sprintf("protocol quit on peer %v (connection with %v broken: %v)", self.Id, id, err))
 		self.network.DidDisconnect(self.Id, id)
 	}()
 	return nil
diff --git a/p2p/protocols/protocol.go b/p2p/protocols/protocol.go
index 8253f581cf..417977b8ab 100644
--- a/p2p/protocols/protocol.go
+++ b/p2p/protocols/protocol.go
@@ -34,8 +34,7 @@ import (
 	"reflect"
 	"time"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p"
 	"github.com/ethereum/go-ethereum/p2p/discover"
 )
@@ -223,7 +222,7 @@ func (self *Peer) Register(msg interface{}, handler func(interface{}) error) uin
 	if !found {
 		panic(fmt.Sprintf("message type '%v' unknown ", typ))
 	}
-	glog.V(logger.Detail).Infof("register handle for %v", typ)
+	log.Trace(fmt.Sprintf("register handle for %v", typ))
 	self.handlers[typ] = append(self.handlers[typ], handler)
 	return code
 }
@@ -243,7 +242,7 @@ func (self *Peer) Run() error {
 	err := <-self.Errc
 	d := &Disconnect{err}
 	for _, f := range self.handlers[reflect.TypeOf(d)] {
-		glog.V(6).Infof("disconnect hook for %v", d)
+		log.Trace(fmt.Sprintf("disconnect hook for %v", d))
 		f(err)
 	}
 	return err
@@ -268,7 +267,7 @@ func (self *Peer) Send(msg interface{}) error {
 	if !found {
 		return errorf(ErrInvalidMsgType, "%v", code)
 	}
-	glog.V(logger.Detail).Infof("=> msg #%d TO %v : %v", code, self.ID(), msg)
+	log.Trace(fmt.Sprintf("=> msg #%d TO %v : %v", code, self.ID(), msg))
 	go func() {
 		self.wErrc <- p2p.Send(self.rw, uint64(code), msg)
 	}()
@@ -304,7 +303,7 @@ func (self *Peer) handleIncoming() (interface{}, error) {
 	if err != nil {
 		return nil, err
 	}
-	glog.V(logger.Detail).Infof("<= %v", msg)
+	log.Trace(fmt.Sprintf("<= %v", msg))
 	// make sure that the payload has been fully consumed
 	defer msg.Discard()
 
@@ -326,7 +325,7 @@ func (self *Peer) handleIncoming() (interface{}, error) {
 	if err := msg.Decode(val.Interface()); err != nil {
 		return nil, errorf(ErrDecode, "<= %v: %v", msg, err)
 	}
-	glog.V(logger.Detail).Infof("<= %v FROM %v %v %v", msg, self.ID(), req, typ)
+	log.Trace(fmt.Sprintf("<= %v FROM %v %v %v", msg, self.ID(), req, typ))
 
 	// call the registered handler callbacks
 	// a registered callback take the decoded message as argument as an interface
@@ -335,11 +334,11 @@ func (self *Peer) handleIncoming() (interface{}, error) {
 	// chosen based on the proper type in the first place
 	handlers := self.handlers[typ]
 	if len(handlers) == 0 {
-		glog.V(6).Infof("no handler (msg code %v)", msg.Code)
+		log.Trace(fmt.Sprintf("no handler (msg code %v)", msg.Code))
 		// return nil, errorf(ErrNoHandler, "(msg code %v)", msg.Code)
 	} else {
 		for i, f := range handlers {
-			glog.V(6).Infof("handler %v for %v", i, typ)
+			log.Trace(fmt.Sprintf("handler %v for %v", i, typ))
 			err = f(req.Interface())
 			if err != nil {
 				return nil, errorf(ErrHandler, "(msg code %v): %v", msg.Code, err)
diff --git a/p2p/protocols/protocol_test.go b/p2p/protocols/protocol_test.go
index f4b57d8eed..ac9bb0e53c 100644
--- a/p2p/protocols/protocol_test.go
+++ b/p2p/protocols/protocol_test.go
@@ -2,19 +2,18 @@ package protocols
 
 import (
 	"fmt"
+	"os"
 	"testing"
 	"time"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 	p2ptest "github.com/ethereum/go-ethereum/p2p/testing"
 )
 
 func init() {
-	glog.SetV(logger.Error)
-	glog.SetToStderr(true)
+	log.Root().SetHandler(log.LvlFilterHandler(log.LvlError, log.StreamHandler(os.Stderr, log.TerminalFormat(false))))
 }
 
 // handshake message type
@@ -65,13 +64,13 @@ func newProtocol(pp *p2ptest.TestPeerPool) adapters.ProtoCall {
 		peer.Register(&kill{}, func(msg interface{}) error {
 			id := msg.(*kill).C
 			pp.Get(id).Drop(fmt.Errorf("killed"))
-			glog.V(logger.Detail).Infof("id %v killed", id)
+			log.Trace(fmt.Sprintf("id %v killed", id))
 			return nil
 		})
 
 		// for testing we can trigger self induced disconnect upon receiving drop message
 		peer.Register(&drop{}, func(msg interface{}) error {
-			glog.V(logger.Detail).Infof("dropped")
+			log.Trace("dropped")
 			return fmt.Errorf("dropped")
 		})
 
@@ -107,11 +106,11 @@ func newProtocol(pp *p2ptest.TestPeerPool) adapters.ProtoCall {
 			return peer.Send(lhs)
 		})
 
-		glog.V(logger.Detail).Infof("adding peer  %v", peer)
+		log.Trace(fmt.Sprintf("adding peer  %v", peer))
 		pp.Add(peer)
 		defer pp.Remove(peer)
 		err = peer.Run()
-		glog.V(logger.Detail).Infof("peer  %v protocol quitting: %v", peer, err)
+		log.Trace(fmt.Sprintf("peer  %v protocol quitting: %v", peer, err))
 
 		return err
 	}
@@ -280,7 +279,7 @@ func runMultiplePeers(t *testing.T, peer int, errs ...error) {
 	// time.Sleep(1)
 	for !pp.Has(s.Ids[0]) {
 		time.Sleep(1)
-		glog.V(logger.Detail).Infof("missing peer test-0: %v (%v)", pp, s.Ids)
+		log.Trace(fmt.Sprintf("missing peer test-0: %v (%v)", pp, s.Ids))
 	}
 	// if !pp.Has(s.Ids[0]) {
 	// 	t.Fatalf("missing peer test-0: %v (%v)", pp, s.Ids)
diff --git a/p2p/simulations/examples/connectivity.go b/p2p/simulations/examples/connectivity.go
index 5d05b5d478..43375e2e07 100644
--- a/p2p/simulations/examples/connectivity.go
+++ b/p2p/simulations/examples/connectivity.go
@@ -1,16 +1,17 @@
 package main
 
 import (
+	"os"
 	"runtime"
 
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p/simulations"
 )
 
 func main() {
 	runtime.GOMAXPROCS(runtime.NumCPU())
-	glog.SetV(6)
-	glog.SetToStderr(true)
+
+	log.Root().SetHandler(log.LvlFilterHandler(log.LvlTrace, log.StreamHandler(os.Stderr, log.TerminalFormat(false))))
 
 	c, quitc := simulations.NewSessionController(simulations.DefaultNet)
 	simulations.StartRestApiServer("8888", c)
diff --git a/p2p/simulations/journal.go b/p2p/simulations/journal.go
index 9b0b2339a9..3793e16660 100644
--- a/p2p/simulations/journal.go
+++ b/p2p/simulations/journal.go
@@ -9,8 +9,7 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum/event"
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 )
 
@@ -41,7 +40,7 @@ func NewJournal() *Journal {
 // used for journalling history of a network
 // the goroutine terminates when the journal is closed
 func (self *Journal) Subscribe(eventer *event.TypeMux, types ...interface{}) {
-	glog.V(logger.Info).Infof("subscribe")
+	log.Info("subscribe")
 	sub := eventer.Subscribe(types...)
 	go func() {
 		defer sub.Unsubscribe()
@@ -151,7 +150,7 @@ func (self *Journal) TimedRead(acc float64, f func(interface{}) bool) (read int)
 			panic("events not ordered")
 		}
 		interval := ev.Time.Sub(lastEvent)
-		glog.V(6).Infof("reset timer to interval %v", interval)
+		log.Trace(fmt.Sprintf("reset timer to interval %v", interval))
 		timer.Reset(time.Duration(acc) * interval)
 		lastEvent = ev.Time
 		data = ev.Data
@@ -171,7 +170,7 @@ func (self *Journal) TimedRead(acc float64, f func(interface{}) bool) (read int)
 		}
 		read += n
 		if n == 0 || !f(data) {
-			glog.V(6).Infof("timed read ends (read %v entries)", read)
+			log.Trace(fmt.Sprintf("timed read ends (read %v entries)", read))
 			break
 		}
 	}
@@ -192,7 +191,7 @@ func (self *Journal) reset(n int) {
 	if n >= length-1 {
 		n = length - 1
 	}
-	glog.V(6).Infof("cursor reset from %v to %v/%v (%v)", self.cursor, n, len(self.Events), self.counter)
+	log.Trace(fmt.Sprintf("cursor reset from %v to %v/%v (%v)", self.cursor, n, len(self.Events), self.counter))
 	self.Events = self.Events[self.cursor:]
 	self.cursor = 0
 }
diff --git a/p2p/simulations/mocker.go b/p2p/simulations/mocker.go
index d288b569d2..6087bc97ab 100644
--- a/p2p/simulations/mocker.go
+++ b/p2p/simulations/mocker.go
@@ -7,8 +7,7 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum/event"
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 )
 
@@ -26,7 +25,7 @@ func NewMockersController(eventer *event.TypeMux, defaultMockerConfig *MockerCon
 					if len(conf.Id) == 0 {
 						conf.Id = fmt.Sprintf("%d", parent.id)
 					}
-					glog.V(logger.Detail).Infof("new mocker controller on %v", conf.Id)
+					log.Trace(fmt.Sprintf("new mocker controller on %v", conf.Id))
 					if parent != nil {
 						parent.SetResource(conf.Id, c)
 						parent.id++
@@ -127,7 +126,7 @@ func MockEvents(eventer *event.TypeMux, ids []*adapters.NodeId, conf *MockerConf
 
 	rounds := 0
 	for _ = range conf.ticker.C {
-		glog.V(logger.Detail).Infof("rates: %v/%v, %v (%v/%v)", switchonRate, dropoutRate, newConnCount, connFailRate, disconnRate)
+		log.Trace(fmt.Sprintf("rates: %v/%v, %v (%v/%v)", switchonRate, dropoutRate, newConnCount, connFailRate, disconnRate))
 		// here switchon rate will depend
 		nodesUp := len(offNodes) / switchonRate
 		missing := nodesTarget - len(onNodes)
@@ -149,7 +148,7 @@ func MockEvents(eventer *event.TypeMux, ids []*adapters.NodeId, conf *MockerConf
 			}
 		}
 		connsDown := len(onConns) / disconnRate
-		glog.V(logger.Detail).Infof("Nodes Up: %v, Down: %v [ON: %v/%v]\nConns Up: %v, Down: %v [ON: %v/%v(%v)]", nodesUp, nodesDown, len(onNodes), len(onNodes)+len(offNodes), connsUp, connsDown, len(onConns), len(conns)-len(onConns), len(conns))
+		log.Trace(fmt.Sprintf("Nodes Up: %v, Down: %v [ON: %v/%v]\nConns Up: %v, Down: %v [ON: %v/%v(%v)]", nodesUp, nodesDown, len(onNodes), len(onNodes)+len(offNodes), connsUp, connsDown, len(onConns), len(conns)-len(onConns), len(conns)))
 
 		for i := 0; len(onNodes) > 0 && i < nodesDown; i++ {
 			c := rand.Intn(len(onNodes))
diff --git a/p2p/simulations/network.go b/p2p/simulations/network.go
index 74455783de..3a33fcb6e9 100644
--- a/p2p/simulations/network.go
+++ b/p2p/simulations/network.go
@@ -32,8 +32,7 @@ import (
 	"sync"
 
 	"github.com/ethereum/go-ethereum/event"
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 	"github.com/ethereum/go-ethereum/p2p/discover"
 )
@@ -81,7 +80,7 @@ func NewNetworkController(net NetworkControl, nodesController *ResourceControlle
 			// GET /<networkId>/
 			Retrieve: &ResourceHandler{
 				Handle: func(msg interface{}, parent *ResourceController) (interface{}, error) {
-					glog.V(logger.Detail).Infof("msg: %v", msg)
+					log.Trace(fmt.Sprintf("msg: %v", msg))
 					cyConfig, ok := msg.(*CyConfig)
 					if ok {
 						return UpdateCy(cyConfig, journal)
@@ -213,7 +212,7 @@ func (self *Network) SetNaf(naf func(*NodeConfig) adapters.NodeAdapter) {
 // and launches a goroutine that reads control events from an eventer Subsription channel
 // and executes the events
 func (self *Network) Subscribe(eventer *event.TypeMux, types ...interface{}) {
-	glog.V(logger.Info).Infof("subscribe")
+	log.Info("subscribe")
 	sub := eventer.Subscribe(types...)
 	go func() {
 		defer sub.Unsubscribe()
@@ -229,38 +228,38 @@ func (self *Network) Subscribe(eventer *event.TypeMux, types ...interface{}) {
 }
 
 func (self *Network) execute(in *event.TypeMuxEvent) {
-	glog.V(logger.Detail).Infof("execute event %v", in)
+	log.Trace(fmt.Sprintf("execute event %v", in))
 	ev := in.Data
 	if ne, ok := ev.(*NodeEvent); ok {
 		if ne.Action == "up" {
 			err := self.NewNode(&NodeConfig{Id: ne.node.Id})
 			if err != nil {
-				glog.V(logger.Detail).Infof("error execute event %v: %v", ne, err)
+				log.Trace(fmt.Sprintf("error execute event %v: %v", ne, err))
 			}
 			err = self.Start(ne.node.Id)
 			if err != nil {
-				glog.V(logger.Detail).Infof("error execute event %v: %v", ne, err)
+				log.Trace(fmt.Sprintf("error execute event %v: %v", ne, err))
 			}
 		} else {
 			err := self.Stop(ne.node.Id)
 			if err != nil {
-				glog.V(logger.Detail).Infof("error execute event %v: %v", ne, err)
+				log.Trace(fmt.Sprintf("error execute event %v: %v", ne, err))
 			}
 		}
 	} else if ce, ok := ev.(*ConnEvent); ok {
 		if ce.Action == "up" {
 			err := self.Connect(ce.conn.One, ce.conn.Other)
 			if err != nil {
-				glog.V(logger.Detail).Infof("error execute event %v: %v", ne, err)
+				log.Trace(fmt.Sprintf("error execute event %v: %v", ne, err))
 			}
 		} else {
 			err := self.Disconnect(ce.conn.One, ce.conn.Other)
 			if err != nil {
-				glog.V(logger.Detail).Infof("error execute event %v: %v", ne, err)
+				log.Trace(fmt.Sprintf("error execute event %v: %v", ne, err))
 			}
 		}
 	} else {
-		glog.V(logger.Detail).Infof("event: %#v", ev)
+		log.Trace(fmt.Sprintf("event: %#v", ev))
 		panic("unhandled event")
 	}
 }
@@ -418,7 +417,7 @@ func (self *Network) NewNode(conf *NodeConfig) error {
 		na:     na,
 	}
 	self.Nodes = append(self.Nodes, node)
-	glog.V(6).Infof("node %v created", id)
+	log.Trace(fmt.Sprintf("node %v created", id))
 	return nil
 }
 
@@ -469,7 +468,7 @@ func (self *Network) Start(id *adapters.NodeId) error {
 	if node.Up {
 		return fmt.Errorf("node %v already up", id)
 	}
-	glog.V(6).Infof("starting node %v: %v adapter %v", id, node.Up, node.Adapter())
+	log.Trace(fmt.Sprintf("starting node %v: %v adapter %v", id, node.Up, node.Adapter()))
 	sa, ok := node.Adapter().(adapters.StartAdapter)
 	if ok {
 		err := sa.Start()
@@ -478,7 +477,7 @@ func (self *Network) Start(id *adapters.NodeId) error {
 		}
 	}
 	node.Up = true
-	glog.V(logger.Info).Infof("started node %v: %v", id, node.Up)
+	log.Info(fmt.Sprintf("started node %v: %v", id, node.Up))
 
 	self.events.Post(&NodeEvent{
 		Action: "up",
@@ -505,7 +504,7 @@ func (self *Network) Stop(id *adapters.NodeId) error {
 		}
 	}
 	node.Up = false
-	glog.V(logger.Info).Infof("stop node %v: %v", id, node.Up)
+	log.Info(fmt.Sprintf("stop node %v: %v", id, node.Up))
 
 	self.events.Post(&NodeEvent{
 		Action: "down",
diff --git a/p2p/simulations/rest_api_server.go b/p2p/simulations/rest_api_server.go
index 23219c6608..b8c2cd5bf5 100644
--- a/p2p/simulations/rest_api_server.go
+++ b/p2p/simulations/rest_api_server.go
@@ -7,8 +7,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 )
 
 type Controller interface {
@@ -25,16 +24,16 @@ func StartRestApiServer(port string, c Controller) {
 	})
 	fd, err := net.Listen("tcp", ":"+port)
 	if err != nil {
-		glog.Errorf("Can't listen on :%s: %v", port, err)
+		log.Error(fmt.Sprintf("Can't listen on :%s: %v", port, err))
 		return
 	}
 	go http.Serve(fd, serveMux)
-	glog.V(logger.Info).Infof("Swarm Network Controller HTTP server started on localhost:%s", port)
+	log.Info(fmt.Sprintf("Swarm Network Controller HTTP server started on localhost:%s", port))
 }
 
 func handle(w http.ResponseWriter, r *http.Request, c Controller) {
 	requestURL := r.URL
-	glog.V(logger.Debug).Infof("HTTP %s request URL: '%s', Host: '%s', Path: '%s', Referer: '%s', Accept: '%s'", r.Method, r.RequestURI, requestURL.Host, requestURL.Path, r.Referer(), r.Header.Get("Accept"))
+	log.Debug(fmt.Sprintf("HTTP %s request URL: '%s', Host: '%s', Path: '%s', Referer: '%s', Accept: '%s'", r.Method, r.RequestURI, requestURL.Host, requestURL.Path, r.Referer(), r.Header.Get("Accept")))
 	uri := requestURL.Path
 	w.Header().Set("Content-Type", "text/json")
 	w.Header().Set("Access-Control-Allow-Origin", "*")
diff --git a/p2p/simulations/session_controller.go b/p2p/simulations/session_controller.go
index 66d15bc869..1dadad5fdd 100644
--- a/p2p/simulations/session_controller.go
+++ b/p2p/simulations/session_controller.go
@@ -10,8 +10,7 @@ import (
 	"sync"
 
 	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 )
 
@@ -98,7 +97,7 @@ func NewSessionController(nethook func(*NetworkConfig) (NetworkControl, *Resourc
 				Handle: func(msg interface{}, parent *ResourceController) (interface{}, error) {
 					conf := msg.(*NetworkConfig)
 					netC, nodesC := nethook(conf)
-					glog.V(logger.Info).Infof("new network controller on %v", conf.Id)
+					log.Info(fmt.Sprintf("new network controller on %v", conf.Id))
 					m := NewNetworkController(netC, nodesC)
 					if parent != nil {
 						parent.SetResource(conf.Id, m)
@@ -110,7 +109,7 @@ func NewSessionController(nethook func(*NetworkConfig) (NetworkControl, *Resourc
 
 			Destroy: &ResourceHandler{
 				Handle: func(msg interface{}, parent *ResourceController) (interface{}, error) {
-					glog.V(logger.Debug).Infof("destroy handler called")
+					log.Debug("destroy handler called")
 					// this can quit the entire app (shut down the backend server)
 					quitc <- true
 					return empty, nil
diff --git a/p2p/simulations/session_controller_test.go b/p2p/simulations/session_controller_test.go
index d557a7028b..92312fe401 100644
--- a/p2p/simulations/session_controller_test.go
+++ b/p2p/simulations/session_controller_test.go
@@ -7,11 +7,12 @@ import (
 	"io"
 	"io/ioutil"
 	"net/http"
+	"os"
 	"testing"
 	"time"
 
 	"github.com/ethereum/go-ethereum/event"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 )
 
@@ -27,8 +28,8 @@ var quitc chan bool
 var controller *ResourceController
 
 func init() {
-	glog.SetV(0)
-	glog.SetToStderr(true)
+	log.Root().SetHandler(log.LvlFilterHandler(log.LvlError, log.StreamHandler(os.Stderr, log.TerminalFormat(false))))
+
 	controller, quitc = NewSessionController(DefaultNet)
 	StartRestApiServer(port, controller)
 }
@@ -160,9 +161,9 @@ func TestUpdate(t *testing.T) {
 }
 
 func mockNewNodes(eventer *event.TypeMux, ids []*adapters.NodeId) {
-	glog.V(6).Infof("mock starting")
+	log.Trace("mock starting")
 	for _, id := range ids {
-		glog.V(6).Infof("mock adding node %v", id)
+		log.Trace(fmt.Sprintf("mock adding node %v", id))
 		eventer.Post(&NodeEvent{
 			Action: "up",
 			Type:   "node",
diff --git a/p2p/testing/peerpool.go b/p2p/testing/peerpool.go
index 41e971ed7a..5116d42926 100644
--- a/p2p/testing/peerpool.go
+++ b/p2p/testing/peerpool.go
@@ -1,11 +1,10 @@
 package testing
 
 import (
+	"fmt"
 	"sync"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
-
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 	"github.com/ethereum/go-ethereum/p2p/discover"
 )
@@ -28,7 +27,7 @@ func NewTestPeerPool() *TestPeerPool {
 func (self *TestPeerPool) Add(p TestPeer) {
 	self.lock.Lock()
 	defer self.lock.Unlock()
-	glog.V(logger.Detail).Infof("pp add peer  %v", p.ID())
+	log.Trace(fmt.Sprintf("pp add peer  %v", p.ID()))
 	self.peers[p.ID()] = p
 
 }
diff --git a/p2p/testing/protocolsession.go b/p2p/testing/protocolsession.go
index 8ff537fdeb..208268ca81 100644
--- a/p2p/testing/protocolsession.go
+++ b/p2p/testing/protocolsession.go
@@ -5,8 +5,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 )
@@ -78,9 +77,9 @@ func (self *ProtocolSession) trigger(trig Trigger) error {
 	errc := make(chan error)
 
 	go func() {
-		glog.V(logger.Detail).Infof("trigger %v (%v)....", trig.Msg, trig.Code)
+		log.Trace(fmt.Sprintf("trigger %v (%v)....", trig.Msg, trig.Code))
 		errc <- p2p.Send(peer, trig.Code, trig.Msg)
-		glog.V(logger.Detail).Infof("triggered %v (%v)", trig.Msg, trig.Code)
+		log.Trace(fmt.Sprintf("triggered %v (%v)", trig.Msg, trig.Code))
 	}()
 
 	t := trig.Timeout
@@ -111,7 +110,7 @@ func (self *ProtocolSession) expect(exp Expect) error {
 
 	errc := make(chan error)
 	go func() {
-		glog.V(logger.Detail).Infof("waiting for msg, %v", exp.Msg)
+		log.Trace(fmt.Sprintf("waiting for msg, %v", exp.Msg))
 		errc <- p2p.ExpectMsg(peer, exp.Code, exp.Msg)
 	}()
 
@@ -122,7 +121,7 @@ func (self *ProtocolSession) expect(exp Expect) error {
 	alarm := time.NewTimer(t)
 	select {
 	case err := <-errc:
-		glog.V(logger.Detail).Infof("expected msg arrives with error %v", err)
+		log.Trace(fmt.Sprintf("expected msg arrives with error %v", err))
 		return err
 	case <-alarm.C:
 		return fmt.Errorf("timout expecting %v sent to peer %v", exp.Msg, exp.Peer)
@@ -158,7 +157,7 @@ func (self *ProtocolSession) TestExchanges(exchanges ...Exchange) error {
 				defer wg.Done()
 				err := self.expect(exp)
 				if err != nil {
-					glog.V(logger.Detail).Infof("expect msg fails %v", err)
+					log.Trace(fmt.Sprintf("expect msg fails %v", err))
 					errc <- err
 				}
 			}(ex)
@@ -178,7 +177,7 @@ func (self *ProtocolSession) TestExchanges(exchanges ...Exchange) error {
 			if err != nil {
 				return fmt.Errorf("exchange failed with: %v", err)
 			} else {
-				glog.V(logger.Detail).Infof("exchange %v: '%v' run successfully", i, e.Label)
+				log.Trace(fmt.Sprintf("exchange %v: '%v' run successfully", i, e.Label))
 			}
 		case <-alarm.C:
 			return fmt.Errorf("exchange %v: '%v' timed out", i, e.Label)
diff --git a/p2p/testing/protocoltester.go b/p2p/testing/protocoltester.go
index 07657d9a89..393425f6fd 100644
--- a/p2p/testing/protocoltester.go
+++ b/p2p/testing/protocoltester.go
@@ -1,10 +1,10 @@
 package testing
 
 import (
+	"fmt"
 	"testing"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 	"github.com/ethereum/go-ethereum/p2p/simulations"
 )
@@ -21,7 +21,7 @@ func NewProtocolTester(t *testing.T, id *adapters.NodeId, n int, run adapters.Pr
 	naf := func(conf *simulations.NodeConfig) adapters.NodeAdapter {
 		na := adapters.NewSimNode(conf.Id, net)
 		if conf.Id.NodeID == id.NodeID {
-			glog.V(logger.Detail).Infof("adapter run function set to protocol for node %v (=%v)", conf.Id, id)
+			log.Trace(fmt.Sprintf("adapter run function set to protocol for node %v (=%v)", conf.Id, id))
 			na.Run = run
 		}
 		return na
@@ -56,11 +56,11 @@ func (self *ProtocolTester) Start(id *adapters.NodeId) error {
 	}
 	node := self.network.GetNode(id)
 	if node == nil {
-		glog.V(logger.Detail).Infof("node for peer %v not found", id)
+		log.Trace(fmt.Sprintf("node for peer %v not found", id))
 		return nil
 	}
 	if node.Adapter() == nil {
-		glog.V(logger.Detail).Infof("node adapter for peer %v not found", id)
+		log.Trace(fmt.Sprintf("node adapter for peer %v not found", id))
 		return nil
 	}
 	return nil
@@ -68,15 +68,15 @@ func (self *ProtocolTester) Start(id *adapters.NodeId) error {
 
 func (self *ProtocolTester) Connect(ids ...*adapters.NodeId) {
 	for _, id := range ids {
-		glog.V(logger.Detail).Infof("start node %v", id)
+		log.Trace(fmt.Sprintf("start node %v", id))
 		err := self.Start(id)
 		if err != nil {
-			glog.V(logger.Detail).Infof("error starting peer %v: %v", id, err)
+			log.Trace(fmt.Sprintf("error starting peer %v: %v", id, err))
 		}
-		glog.V(logger.Detail).Infof("connect to %v", id)
+		log.Trace(fmt.Sprintf("connect to %v", id))
 		err = self.na.Connect(id.Bytes())
 		if err != nil {
-			glog.V(logger.Detail).Infof("error connecting to peer %v: %v", id, err)
+			log.Trace(fmt.Sprintf("error connecting to peer %v: %v", id, err))
 		}
 	}
 
diff --git a/pot/pot_test.go b/pot/pot_test.go
index 42eb3d22e4..263dd7942d 100644
--- a/pot/pot_test.go
+++ b/pot/pot_test.go
@@ -19,13 +19,13 @@ import (
 	"errors"
 	"fmt"
 	"math/rand"
+	"os"
 	"runtime"
 	"sync"
 	"testing"
 	"time"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 )
 
 const (
@@ -34,8 +34,7 @@ const (
 )
 
 func init() {
-	glog.SetV(0)
-	glog.SetToStderr(true)
+	log.Root().SetHandler(log.LvlFilterHandler(log.LvlError, log.StreamHandler(os.Stderr, log.TerminalFormat(false))))
 }
 
 type testBVAddr struct {
@@ -303,7 +302,7 @@ func TestPotMergeOne(t *testing.T) {
 	pot1.Add(NewTestAddr("00", 0))
 	pot2 := NewPot(nil, 0)
 	pot2.Add(NewTestAddr("01", 0))
-	glog.V(logger.Debug).Infof("\n%v\n%v", pot2, pot1)
+	log.Debug(fmt.Sprintf("\n%v\n%v", pot2, pot1))
 	pot1.Merge(pot2)
 	count := 0
 	pot1.Each(func(val PotVal, i int) bool {
@@ -326,7 +325,7 @@ func TestPotMergeCommon(t *testing.T) {
 		max1 := rand.Intn(mergeTestChoose) + 1
 		n0 := NewPot(nil, 0)
 		n1 := NewPot(nil, 0)
-		glog.V(3).Infof("round %v: %v - %v", i, max0, max1)
+		log.Trace(fmt.Sprintf("round %v: %v - %v", i, max0, max1))
 		m := make(map[string]bool)
 		for j := 0; j < max0; {
 			r := rand.Intn(max0)
@@ -357,9 +356,9 @@ func TestPotMergeCommon(t *testing.T) {
 			continue
 		}
 		expSize := len(m)
-		glog.V(4).Infof("%v-0: pin: %v, size: %v", i, n0.Pin(), max0)
-		glog.V(4).Infof("%v-1: pin: %v, size: %v", i, n1.Pin(), max1)
-		glog.V(4).Infof("%v: merged tree size: %v, newly added: %v", i, expSize, expAdded)
+		log.Trace(fmt.Sprintf("%v-0: pin: %v, size: %v", i, n0.Pin(), max0))
+		log.Trace(fmt.Sprintf("%v-1: pin: %v, size: %v", i, n1.Pin(), max1))
+		log.Trace(fmt.Sprintf("%v: merged tree size: %v, newly added: %v", i, expSize, expAdded))
 		n, common := Union(n0, n1)
 		added := n1.Size() - common
 		size := n.Size()
@@ -388,7 +387,7 @@ func TestPotMergeScale(t *testing.T) {
 		max1 := rand.Intn(maxEachNeighbour) + 1
 		n0 := NewPot(nil, 0)
 		n1 := NewPot(nil, 0)
-		glog.V(3).Infof("round %v: %v - %v", i, max0, max1)
+		log.Trace(fmt.Sprintf("round %v: %v - %v", i, max0, max1))
 		m := make(map[string]bool)
 		for j := 0; j < max0; {
 			v := randomTestBVAddr(keylen, j)
@@ -418,9 +417,9 @@ func TestPotMergeScale(t *testing.T) {
 			continue
 		}
 		expSize := len(m)
-		glog.V(4).Infof("%v-0: pin: %v, size: %v", i, n0.Pin(), max0)
-		glog.V(4).Infof("%v-1: pin: %v, size: %v", i, n1.Pin(), max1)
-		glog.V(4).Infof("%v: merged tree size: %v, newly added: %v", i, expSize, expAdded)
+		log.Trace(fmt.Sprintf("%v-0: pin: %v, size: %v", i, n0.Pin(), max0))
+		log.Trace(fmt.Sprintf("%v-1: pin: %v, size: %v", i, n1.Pin(), max1))
+		log.Trace(fmt.Sprintf("%v: merged tree size: %v, newly added: %v", i, expSize, expAdded))
 		n, common := Union(n0, n1)
 		added := n1.Size() - common
 		size := n.Size()
@@ -476,7 +475,7 @@ func TestPotEachNeighbourSync(t *testing.T) {
 		}
 		count := rand.Intn(size/2) + size/2
 		val := randomTestAddr(keylen, max+1)
-		glog.V(3).Infof("%v: pin: %v, size: %v, val: %v, count: %v", i, n.Pin(), size, val, count)
+		log.Trace(fmt.Sprintf("%v: pin: %v, size: %v, val: %v, count: %v", i, n.Pin(), size, val, count))
 		err := testPotEachNeighbour(n, val, count, checkPo(val), checkOrder(val), checkValues(m, val))
 		if err != nil {
 			t.Fatal(err)
@@ -525,16 +524,16 @@ func TestPotEachNeighbourAsync(t *testing.T) {
 		mu := sync.Mutex{}
 		m := make(map[string]bool)
 		maxPos := rand.Intn(keylen)
-		glog.V(3).Infof("%v: pin: %v, size: %v, val: %v, count: %v, maxPos: %v", i, n.Pin(), size, val, count, maxPos)
+		log.Trace(fmt.Sprintf("%v: pin: %v, size: %v, val: %v, count: %v, maxPos: %v", i, n.Pin(), size, val, count, maxPos))
 		msize := 0
 		remember := func(v PotVal, po int) error {
 			// mu.Lock()
 			// defer mu.Unlock()
 			if po > maxPos {
-				// glog.V(4).Infof("NOT ADD %v", v)
+				// log.Trace(fmt.Sprintf("NOT ADD %v", v))
 				return errNoCount
 			}
-			// glog.V(4).Infof("ADD %v, %v", v, msize)
+			// log.Trace(fmt.Sprintf("ADD %v, %v", v, msize))
 			m[v.String()] = true
 			msize++
 			return nil
@@ -544,14 +543,14 @@ func TestPotEachNeighbourAsync(t *testing.T) {
 		}
 		err := testPotEachNeighbour(n, val, count, remember)
 		if err != nil {
-			glog.V(6).Info(err)
+			log.Error(err.Error())
 		}
 		d := 0
 		forget := func(v PotVal, po int) {
 			mu.Lock()
 			defer mu.Unlock()
 			d++
-			// glog.V(4).Infof("DEL %v", v)
+			// log.Trace(fmt.Sprintf("DEL %v", v))
 			delete(m, v.String())
 		}
 
diff --git a/swarm/network/discovery.go b/swarm/network/discovery.go
index b9b42c6671..9f628632be 100644
--- a/swarm/network/discovery.go
+++ b/swarm/network/discovery.go
@@ -3,9 +3,7 @@ package network
 import (
 	"fmt"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
-	// "github.com/ethereum/go-ethereum/p2p/discover"
+	"github.com/ethereum/go-ethereum/log"
 )
 
 // discovery bzz overlay extension doing peer relaying
@@ -46,11 +44,11 @@ func NewDiscovery(p Peer, o Overlay) *discPeer {
 // NotifyPeer notifies the receiver remote end of a peer p or PO po.
 // callback for overlay driver
 func (self *discPeer) NotifyPeer(p Peer, po uint8) error {
-	glog.V(logger.Warn).Infof("peers %v", self.peers)
+	log.Warn(fmt.Sprintf("peers %v", self.peers))
 	if po < self.proxLimit || self.seen(p) {
 		return nil
 	}
-	glog.V(logger.Warn).Infof("notification about %x", p.OverlayAddr())
+	log.Warn(fmt.Sprintf("notification about %x", p.OverlayAddr()))
 
 	resp := &peersMsg{
 		Peers: []*peerAddr{&peerAddr{OAddr: p.OverlayAddr(), UAddr: p.UnderlayAddr()}}, // perhaps the PeerAddr interface is unnecessary generalization
@@ -125,7 +123,7 @@ func (self *discPeer) handleSubPeersMsg(msg interface{}) error {
 			peers = append(peers, &peerAddr{p.OverlayAddr(), p.UnderlayAddr()})
 			return true
 		})
-		glog.V(logger.Warn).Infof("found initial %v peers not farther than %v", len(peers), self.proxLimit)
+		log.Warn(fmt.Sprintf("found initial %v peers not farther than %v", len(peers), self.proxLimit))
 		if len(peers) > 0 {
 			self.Send(&peersMsg{Peers: peers})
 		}
@@ -147,10 +145,10 @@ func (self *discPeer) handlePeersMsg(msg interface{}) error {
 	}
 
 	if len(nas) == 0 {
-		glog.V(logger.Debug).Infof("whoops, no peers in incoming peersMsg from %v", self)
+		log.Debug(fmt.Sprintf("whoops, no peers in incoming peersMsg from %v", self))
 		return nil
 	}
-	glog.V(logger.Debug).Infof("got peer addresses from %x, %v (%v)", self.OverlayAddr(), nas, len(nas))
+	log.Debug(fmt.Sprintf("got peer addresses from %x, %v (%v)", self.OverlayAddr(), nas, len(nas)))
 	return self.overlay.Register(nas...)
 }
 
@@ -172,10 +170,10 @@ func (self *discPeer) handleGetPeersMsg(msg interface{}) error {
 		return len(peers) < int(req.Max)
 	})
 	if len(peers) == 0 {
-		glog.V(logger.Debug).Infof("no peers found for %v", self)
+		log.Debug(fmt.Sprintf("no peers found for %v", self))
 		return nil
 	}
-	glog.V(logger.Debug).Infof("%v peers sent to %v", len(peers), self)
+	log.Debug(fmt.Sprintf("%v peers sent to %v", len(peers), self))
 	resp := &peersMsg{
 		Peers: peers,
 	}
@@ -190,7 +188,7 @@ func RequestOrder(k Overlay, order, broadcastSize, maxPeers uint8) {
 	var i uint8
 	var err error
 	k.EachLivePeer(nil, 255, func(n Peer, po int) bool {
-		glog.V(logger.Detail).Infof("%T sent to %v", req, n.ID())
+		log.Trace(fmt.Sprintf("%T sent to %v", req, n.ID()))
 		err = n.Send(req)
 		if err == nil {
 			i++
@@ -200,7 +198,7 @@ func RequestOrder(k Overlay, order, broadcastSize, maxPeers uint8) {
 		}
 		return true
 	})
-	glog.V(logger.Info).Infof("requesting bees of PO%03d from %v/%v (each max %v)", order, i, broadcastSize, maxPeers)
+	log.Info(fmt.Sprintf("requesting bees of PO%03d from %v/%v (each max %v)", order, i, broadcastSize, maxPeers))
 }
 
 func (self *discPeer) seen(p PeerAddr) bool {
diff --git a/swarm/network/discovery_test.go b/swarm/network/discovery_test.go
index 78ecf05967..d737b3e04f 100644
--- a/swarm/network/discovery_test.go
+++ b/swarm/network/discovery_test.go
@@ -1,10 +1,10 @@
 package network
 
 import (
+	"fmt"
 	"testing"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	p2ptest "github.com/ethereum/go-ethereum/p2p/testing"
 )
 
@@ -21,7 +21,7 @@ func TestDiscovery(t *testing.T) {
 	services := func(p Peer) error {
 		dp := NewDiscovery(p, to)
 		to.On(dp)
-		glog.V(logger.Detail).Infof("kademlia on %v", p)
+		log.Trace(fmt.Sprintf("kademlia on %v", p))
 		p.DisconnectHook(func(err error) {
 			to.Off(p)
 		})
diff --git a/swarm/network/hive.go b/swarm/network/hive.go
index df5b758ddb..3ce4748d6d 100644
--- a/swarm/network/hive.go
+++ b/swarm/network/hive.go
@@ -17,11 +17,11 @@
 package network
 
 import (
+	"fmt"
 	"sync"
 	"time"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 	"github.com/ethereum/go-ethereum/p2p/discover"
 )
@@ -97,7 +97,7 @@ func (self *Hive) Start(connectPeer func(string) error, af func() <-chan time.Ti
 	self.toggle = make(chan bool)
 	self.more = make(chan bool, 1)
 	self.quit = make(chan bool)
-	glog.V(logger.Debug).Infof("hive started")
+	log.Debug("hive started")
 	// this loop is doing bootstrapping and maintains a healthy table
 	go self.keepAlive(af)
 	go func() {
@@ -108,17 +108,17 @@ func (self *Hive) Start(connectPeer func(string) error, af func() <-chan time.Ti
 				// to attempt to write to more (remove Peer when shutting down)
 				return
 			}
-			glog.V(logger.Detail).Infof("hive delegate to overlay driver: suggest addr to connect to")
+			log.Trace("hive delegate to overlay driver: suggest addr to connect to")
 			addr, order, want := self.SuggestPeer()
 
 			if addr != nil {
-				glog.V(logger.Info).Infof("========> connect to bee %v", addr)
+				log.Info(fmt.Sprintf("========> connect to bee %v", addr))
 				err := connectPeer(NodeId(addr).NodeID.String())
 				if err != nil {
-					glog.V(logger.Detail).Infof("===X====> connect to bee %v failed: %v", addr, err)
+					log.Error(fmt.Sprintf("===X====> connect to bee %v failed: %v", addr, err))
 				}
 			} else {
-				glog.V(logger.Detail).Infof("cannot suggest peers")
+				log.Trace("cannot suggest peers")
 			}
 
 			want = want && self.Discovery
@@ -128,11 +128,11 @@ func (self *Hive) Start(connectPeer func(string) error, af func() <-chan time.Ti
 
 			select {
 			case self.toggle <- want:
-				glog.V(logger.Detail).Infof("keep hive alive: %v", want)
+				log.Trace(fmt.Sprintf("keep hive alive: %v", want))
 			case <-self.quit:
 				return
 			}
-			glog.V(logger.Info).Infof("%v", self)
+			log.Info(fmt.Sprintf("%v", self))
 		}
 	}()
 	return nil
@@ -148,12 +148,12 @@ func (self *Hive) ticker() <-chan time.Time {
 // wake state is toggled by writing to self.toggle
 // it restarts if the table becomes non-full again due to disconnections
 func (self *Hive) keepAlive(af func() <-chan time.Time) {
-	glog.V(logger.Detail).Infof("keep alive loop started")
+	log.Trace("keep alive loop started")
 	alarm := af()
 	for {
 		select {
 		case <-alarm:
-			glog.V(logger.Detail).Infof("wake up: make hive alive")
+			log.Trace("wake up: make hive alive")
 			self.wake()
 		case need := <-self.toggle:
 			if alarm == nil && need {
@@ -174,17 +174,17 @@ func (self *Hive) keepAlive(af func() <-chan time.Time) {
 func (self *Hive) Add(p Peer) error {
 	defer self.wake()
 	dp := NewDiscovery(p, self.Overlay)
-	glog.V(logger.Debug).Infof("to add new bee %v", p)
+	log.Debug(fmt.Sprintf("to add new bee %v", p))
 	self.On(dp)
 	self.String()
-	glog.V(logger.Warn).Infof("%v", self)
+	log.Debug(fmt.Sprintf("%v", self))
 	return nil
 }
 
 // Remove called after peer is disconnected
 func (self *Hive) Remove(p Peer) {
 	defer self.wake()
-	glog.V(logger.Debug).Infof("remove bee %v", p)
+	log.Debug(fmt.Sprintf("remove bee %v", p))
 	self.Off(p)
 }
 
@@ -212,10 +212,10 @@ func (self *Hive) Stop() {
 func (self *Hive) wake() {
 	select {
 	case self.more <- true:
-		glog.V(logger.Detail).Infof("hive woken up")
+		log.Trace("hive woken up")
 	case <-self.quit:
 	default:
-		glog.V(logger.Detail).Infof("hive already awake")
+		log.Trace("hive already awake")
 	}
 }
 
diff --git a/swarm/network/kademlia.go b/swarm/network/kademlia.go
index 71a5ad8962..12e62588b9 100644
--- a/swarm/network/kademlia.go
+++ b/swarm/network/kademlia.go
@@ -22,8 +22,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/pot"
 )
 
@@ -118,7 +117,7 @@ func NewKademlia(addr []byte, params *KadParams) *Kademlia {
 func (self *Kademlia) Prune(c <-chan time.Time) {
 	go func() {
 		for _ = range c {
-			glog.V(logger.Debug).Infof("pruning...")
+			log.Debug("pruning...")
 			total := 0
 			self.peers.EachBin(self.addr, 0, func(po, size int, f func(func(pot.PotVal, int) bool) bool) bool {
 				extra := size - self.MinBinSize
@@ -136,7 +135,7 @@ func (self *Kademlia) Prune(c <-chan time.Time) {
 				}
 				return true
 			})
-			glog.V(logger.Debug).Infof("pruned %v peers", total)
+			log.Debug(fmt.Sprintf("pruned %v peers", total))
 		}
 	}()
 }
@@ -166,25 +165,25 @@ func (self *Kademlia) callable(val pot.PotVal) *KadPeer {
 	kp := val.(*KadPeer)
 	// not callable if peer is live or exceeded maxRetries
 	if kp.Peer != nil || kp.retries > self.MaxRetries {
-		glog.V(logger.Detail).Infof("peer %v (%T) not callable", kp, kp.Peer)
+		log.Trace(fmt.Sprintf("peer %v (%T) not callable", kp, kp.Peer))
 		return nil
 	}
 	// calculate the allowed number of retries based on time lapsed since last seen
 	timeAgo := time.Since(kp.seenAt)
 	var retries int
 	for delta := int(timeAgo) / self.RetryInterval; delta > 0; delta /= self.RetryExponent {
-		glog.V(logger.Detail).Infof("delta: %v", delta)
+		log.Trace(fmt.Sprintf("delta: %v", delta))
 		retries++
 	}
 	// this is never called concurrently, so safe to increment
 	// peer can be retried again
 
 	if retries < kp.retries {
-		glog.V(logger.Detail).Infof("log time needed before retry %v, wait only warrants %v", kp.retries, retries)
+		log.Trace(fmt.Sprintf("log time needed before retry %v, wait only warrants %v", kp.retries, retries))
 		return nil
 	}
 	kp.retries++
-	glog.V(logger.Detail).Infof("peer %v is callable", kp)
+	log.Trace(fmt.Sprintf("peer %v is callable", kp))
 
 	return kp
 }
@@ -204,7 +203,7 @@ func (self *Kademlia) Register(nas ...PeerAddr) error {
 	np := pot.NewPot(nil, 0)
 	for _, na := range nas {
 		if bytes.Equal(na.OverlayAddr(), self.addr.OverlayAddr()) {
-			glog.V(logger.Warn).Infof("[%06s] add peers: %x is self.. skipped ", label, self.addr.OverlayAddr())
+			log.Warn(fmt.Sprintf("[%06s] add peers: %x is self.. skipped ", label, self.addr.OverlayAddr()))
 			continue
 		}
 		p := NewKadPeer(na)
@@ -217,7 +216,7 @@ func (self *Kademlia) Register(nas ...PeerAddr) error {
 	self.peers.Each(func(val pot.PotVal, i int) bool {
 		_, found := m[val.String()]
 		// TODO: remove this check
-		// glog.V(logger.Debug).Infof("-> %v  %v", val, i)
+		// log.Debug(fmt.Sprintf("-> %v  %v", val, i))
 		if found {
 			panic("duplicate found")
 		}
@@ -249,19 +248,19 @@ func (self *Kademlia) On(p Peer) {
 
 	vp, ok := kp.Peer.(KadDiscovery)
 	if !ok {
-		glog.V(logger.Detail).Infof("not discovery peer %T", kp)
+		log.Trace(fmt.Sprintf("not discovery peer %T", kp))
 		return
 	}
 	go vp.NotifyProx(uint8(prox))
 	f := func(val pot.PotVal, po int) {
 		dp := val.(*KadPeer).Peer.(KadDiscovery)
-		glog.V(logger.Debug).Infof("peer %v notified of %v (%v)", dp, kp, po)
+		log.Debug(fmt.Sprintf("peer %v notified of %v (%v)", dp, kp, po))
 		dp.NotifyPeer(kp.Peer, uint8(po))
 		if uint8(prox) != self.lastProxLimit {
 			self.lastProxLimit = uint8(prox)
 			dp.NotifyProx(uint8(prox))
 		}
-		glog.V(logger.Debug).Infof("peer notified")
+		log.Debug("peer notified")
 	}
 	self.conns.EachNeighbourAsync(kp, 1024, 255, f, false)
 }
@@ -349,7 +348,7 @@ func (self *Kademlia) SuggestPeer() (p PeerAddr, o int, want bool) {
 	proxLimit := self.proxLimit()
 	// if there is a callable neighbour within the current proxBin, connect
 	// this makes sure nearest neighbour set is fully connected
-	glog.V(logger.Detail).Infof("candidate prox peer checking above PO %v", proxLimit)
+	log.Trace(fmt.Sprintf("candidate prox peer checking above PO %v", proxLimit))
 	var ppo int
 	self.peers.EachNeighbour(self.addr, func(val pot.PotVal, po int) bool {
 		r := self.callable(val)
@@ -361,15 +360,15 @@ func (self *Kademlia) SuggestPeer() (p PeerAddr, o int, want bool) {
 		return false
 	})
 	if p != nil {
-		glog.V(logger.Detail).Infof("candidate prox peer found: %v (%v), %v", p, ppo, p)
+		log.Trace(fmt.Sprintf("candidate prox peer found: %v (%v), %v", p, ppo, p))
 		return p, 0, false
 	}
-	glog.V(logger.Detail).Infof("no candidate prox peers to connect to (ProxLimit: %v, minProxSize: %v)", proxLimit, self.MinProxBinSize)
+	log.Trace(fmt.Sprintf("no candidate prox peers to connect to (ProxLimit: %v, minProxSize: %v)", proxLimit, self.MinProxBinSize))
 
 	var bpo []int
 	prev := -1
 	self.conns.EachBin(self.addr, 0, func(po, size int, f func(func(val pot.PotVal, i int) bool) bool) bool {
-		glog.V(logger.Detail).Infof("check PO%02d: ", po)
+		log.Trace(fmt.Sprintf("check PO%02d: ", po))
 		prev++
 		if po > prev {
 			size = 0
@@ -395,7 +394,7 @@ func (self *Kademlia) SuggestPeer() (p PeerAddr, o int, want bool) {
 			// for each bin we find callable candidate peers
 			f(func(val pot.PotVal, i int) bool {
 				r := self.callable(val)
-				glog.V(logger.Detail).Infof("check PO%02d: ", po)
+				log.Trace(fmt.Sprintf("check PO%02d: ", po))
 				if r == nil {
 					return i < proxLimit
 				}
@@ -472,7 +471,7 @@ func (self *Kademlia) String() string {
 			rowlen++
 			return rowlen < 4
 		})
-		// glog.V(logger.Debug).Infof("po: %v, peerrows length: %v, maxProxDisplay: %v", po, len(peersrows), self.MaxProxDisplay)
+		// log.Debug(fmt.Sprintf("po: %v, peerrows length: %v, maxProxDisplay: %v", po, len(peersrows), self.MaxProxDisplay))
 		// if po < self.MaxProxDisplay {
 		// 	peersrows[po] = strings.Join(row, " ")
 		// }
diff --git a/swarm/network/kademlia_test.go b/swarm/network/kademlia_test.go
index a1a853ddd0..81d5184bbf 100644
--- a/swarm/network/kademlia_test.go
+++ b/swarm/network/kademlia_test.go
@@ -21,8 +21,7 @@ import (
 	"testing"
 	"time"
 
-	// "github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/pot"
 )
 
@@ -111,7 +110,7 @@ func (k *testKademlia) newTestKadPeer(s string) Peer {
 }
 
 func overlayStr(a PeerAddr) string {
-	glog.V(6).Infof("PeerAddr: %v (%T)", a, a)
+	log.Error(fmt.Sprintf("PeerAddr: %v (%T)", a, a))
 	// if a == (*KadPeer)(nil) || a == (*testDiscPeer)(nil) || a == (*bzzPeer)(nil) || a == nil {
 	// 	return "<nil>"
 	// }
@@ -122,7 +121,7 @@ func overlayStr(a PeerAddr) string {
 	// } else {
 	// 	p = a.(*testDiscPeer).Peer
 	// }
-	// glog.V(6).Infof("PeerAddr: %v (%T)", p, p)
+	// log.Error(fmt.Sprintf("PeerAddr: %v (%T)", p, p))
 	// if p == (Peer)(nil) || p == (*testDiscPeer)(nil) || p == (*bzzPeer)(nil) {
 	// 	return "<nil>"
 	// }
diff --git a/swarm/network/protocol.go b/swarm/network/protocol.go
index 9f5bd053b1..a904e86439 100644
--- a/swarm/network/protocol.go
+++ b/swarm/network/protocol.go
@@ -21,7 +21,7 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 	"github.com/ethereum/go-ethereum/p2p/discover"
@@ -87,7 +87,7 @@ func Bzz(oAddr, uAddr []byte, ct *protocols.CodeMap, services func(Peer) error,
 		// sets remote peer address
 		err := bee.bzzHandshake()
 		if err != nil {
-			glog.V(6).Infof("handshake error in peer %v: %v", bee.ID(), err)
+			log.Error(fmt.Sprintf("handshake error in peer %v: %v", bee.ID(), err))
 			return err
 		}
 
@@ -95,7 +95,7 @@ func Bzz(oAddr, uAddr []byte, ct *protocols.CodeMap, services func(Peer) error,
 		if services != nil {
 			err = services(bee)
 			if err != nil {
-				glog.V(6).Infof("protocol service error for peer %v: %v", bee.ID(), err)
+				log.Error(fmt.Sprintf("protocol service error for peer %v: %v", bee.ID(), err))
 				return err
 			}
 		}
@@ -183,7 +183,7 @@ func (self *bzzPeer) bzzHandshake() error {
 
 	hs, err := self.Handshake(lhs)
 	if err != nil {
-		glog.V(6).Infof("handshake failed: %v", err)
+		log.Error(fmt.Sprintf("handshake failed: %v", err))
 		return err
 	}
 
@@ -191,7 +191,7 @@ func (self *bzzPeer) bzzHandshake() error {
 	self.peerAddr = rhs.Addr
 	err = checkBzzHandshake(rhs)
 	if err != nil {
-		glog.V(6).Infof("handshake between %v and %v  failed: %v", self.localAddr, self.peerAddr, err)
+		log.Error(fmt.Sprintf("handshake between %v and %v  failed: %v", self.localAddr, self.peerAddr, err))
 		return err
 	}
 
diff --git a/swarm/network/protocol_test.go b/swarm/network/protocol_test.go
index 9c5b3b3933..aeabd45f5d 100644
--- a/swarm/network/protocol_test.go
+++ b/swarm/network/protocol_test.go
@@ -4,8 +4,7 @@ import (
 	"fmt"
 	"testing"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 	"github.com/ethereum/go-ethereum/p2p/protocols"
 	p2ptest "github.com/ethereum/go-ethereum/p2p/testing"
@@ -166,7 +165,7 @@ func TestBzzPeerPoolAdd(t *testing.T) {
 	defer s.Stop()
 
 	id := s.Ids[0]
-	glog.V(logger.Detail).Infof("handshake with %v", id)
+	log.Trace(fmt.Sprintf("handshake with %v", id))
 	s.runHandshakes()
 
 	if !pp.Has(id) {
diff --git a/swarm/network/pss.go b/swarm/network/pss.go
index 5ce732e7c6..ec1f5fed2e 100644
--- a/swarm/network/pss.go
+++ b/swarm/network/pss.go
@@ -1,30 +1,29 @@
 package network
 
 import (
-	"fmt"
 	"bytes"
+	"fmt"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 )
 
 type Pss struct {
 	Overlay
-	LocalAddr	[]byte
-	C	chan []byte
+	LocalAddr []byte
+	C         chan []byte
 }
 
 func NewPss(k Overlay, addr []byte) *Pss {
 	return &Pss{
-		Overlay: k,
+		Overlay:   k,
 		LocalAddr: addr,
-		C: make(chan []byte),
+		C:         make(chan []byte),
 	}
 }
 
 type PssMsg struct {
 	To   []byte
-	Data	[]byte
+	Data []byte
 }
 
 func (pm *PssMsg) String() string {
@@ -35,7 +34,7 @@ func (ps *Pss) HandlePssMsg(msg interface{}) error {
 	pssmsg := msg.(*PssMsg)
 	to := pssmsg.To
 	if bytes.Equal(to, ps.LocalAddr) {
-		glog.V(logger.Detail).Infof("Pss to us, yay!", to)
+		log.Trace(fmt.Sprintf("Pss to us, yay! %v", to))
 		ps.C <- pssmsg.Data
 		return nil
 	}
@@ -47,6 +46,6 @@ func (ps *Pss) HandlePssMsg(msg interface{}) error {
 		}
 		return false
 	})
-	
+
 	return nil
 }
diff --git a/swarm/network/pss_test.go b/swarm/network/pss_test.go
index 3c4df0cbd2..d7dbfb0c35 100644
--- a/swarm/network/pss_test.go
+++ b/swarm/network/pss_test.go
@@ -5,8 +5,6 @@ import (
 	"testing"
 	"time"
 
-	//"github.com/ethereum/go-ethereum/logger"
-	//"github.com/ethereum/go-ethereum/logger/glog"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 	"github.com/ethereum/go-ethereum/p2p/protocols"
 	"github.com/ethereum/go-ethereum/p2p/simulations"
diff --git a/swarm/network/simulations/overlay.go b/swarm/network/simulations/overlay.go
index 79f26211e7..4a739cf217 100644
--- a/swarm/network/simulations/overlay.go
+++ b/swarm/network/simulations/overlay.go
@@ -6,13 +6,14 @@
 package main
 
 import (
+	"fmt"
 	"math/rand"
+	"os"
 	"reflect"
 	"runtime"
 	"time"
 
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/p2p"
 	"github.com/ethereum/go-ethereum/p2p/adapters"
 	"github.com/ethereum/go-ethereum/p2p/simulations"
@@ -79,7 +80,7 @@ func (self *Network) NewSimNode(conf *simulations.NodeConfig) adapters.NodeAdapt
 	services := func(p network.Peer) error {
 		dp := network.NewDiscovery(p, to)
 		pp.Add(dp)
-		glog.V(logger.Detail).Infof("kademlia on %v", dp)
+		log.Trace(fmt.Sprintf("kademlia on %v", dp))
 		p.DisconnectHook(func(err error) {
 			pp.Remove(dp)
 		})
@@ -138,7 +139,7 @@ func nethook(conf *simulations.NetworkConfig) (simulations.NetworkControl, *simu
 			time.Sleep(time.Duration(n) * time.Millisecond)
 			net.NewNode(&simulations.NodeConfig{Id: id})
 			net.Start(id)
-			glog.V(logger.Debug).Infof("node %v starting up", id)
+			log.Debug(fmt.Sprintf("node %v starting up", id))
 			// time.Sleep(1000 * time.Millisecond)
 			// net.Stop(id)
 		}
@@ -150,12 +151,12 @@ func nethook(conf *simulations.NetworkConfig) (simulations.NetworkControl, *simu
 	// 			// n := rand.Intn(5000)
 	// 			// n := 3000
 	// 			time.Sleep(time.Duration(n) * time.Millisecond)
-	// 			glog.V(logger.Debug).Infof("node %v shutting down", id)
+	// 			log.Debug(fmt.Sprintf("node %v shutting down", id))
 	// 			net.Stop(id)
 	// 			// n = rand.Intn(5000)
 	// 			n = 2000
 	// 			time.Sleep(time.Duration(n) * time.Millisecond)
-	// 			glog.V(logger.Debug).Infof("node %v starting up", id)
+	// 			log.Debug(fmt.Sprintf("node %v starting up", id))
 	// 			net.Start(id)
 	// 			n = 5000
 	// 		}
@@ -178,8 +179,8 @@ func nethook(conf *simulations.NetworkConfig) (simulations.NetworkControl, *simu
 // var server
 func main() {
 	runtime.GOMAXPROCS(runtime.NumCPU())
-	glog.SetV(logger.Detail)
-	glog.SetToStderr(true)
+
+	log.Root().SetHandler(log.LvlFilterHandler(log.LvlTrace, log.StreamHandler(os.Stderr, log.TerminalFormat(false))))
 
 	c, quitc := simulations.NewSessionController(nethook)
 
diff --git a/swarm/network/test_overlay.go b/swarm/network/test_overlay.go
index 97c816dfea..8d2b4ba98c 100644
--- a/swarm/network/test_overlay.go
+++ b/swarm/network/test_overlay.go
@@ -5,9 +5,7 @@ import (
 	"strings"
 	"sync"
 
-	// "github.com/ethereum/go-ethereum/p2p/adapters"
-	// "github.com/ethereum/go-ethereum/p2p/discover"
-	"github.com/ethereum/go-ethereum/logger/glog"
+	"github.com/ethereum/go-ethereum/log"
 )
 
 const orders = 8
@@ -39,7 +37,7 @@ func (self *testOverlay) register(nas ...PeerAddr) error {
 		}
 		self.posMap[string(addr)] = tna
 		o := order(addr)
-		glog.V(6).Infof("PO: %v, orders: %v", o, orders)
+		log.Trace(fmt.Sprintf("PO: %v, orders: %v", o, orders))
 		self.pos[o] = append(self.pos[o], tna)
 	}
 	return nil
@@ -60,7 +58,7 @@ func (self *testOverlay) On(n Peer) {
 	} else if na.Peer != nil {
 		return
 	}
-	glog.V(6).Infof("Online: %v", fmt.Sprintf("%x", addr[:4]))
+	log.Trace(fmt.Sprintf("Online: %x", addr[:4]))
 	na.Peer = n
 	return
 }
@@ -133,7 +131,7 @@ func (self *testOverlay) SuggestPeer() (PeerAddr, int, bool) {
 		if len(ons) < 2 {
 			offs := self.off(po)
 			if len(offs) > 0 {
-				glog.V(6).Infof("node %v is off", offs[0])
+				log.Trace(fmt.Sprintf("node %v is off", offs[0]))
 				return offs[0], i, true
 			}
 		}