diff --git a/docker/main/Makefile.in b/docker/main/Makefile.in
index 7bae0446..425880fd 100644
--- a/docker/main/Makefile.in
+++ b/docker/main/Makefile.in
@@ -49,6 +49,8 @@ else
 DOCKERFILE      = Dockerfile
 endif
 
+#DOCKERFLAGS="--no-cache"
+
 # Example docker image. CHANGE THIS IF YOU PUSH
 IMG   = clixon/clixon-system
 
@@ -70,7 +72,7 @@ distclean: clean
 	rm -f Makefile *~ .depend
 
 docker: clixon $(DOCKERFILE)
-	sudo docker build -f $(DOCKERFILE) -t $(IMG) .  # --no-cache
+	sudo docker build -f $(DOCKERFILE) -t $(IMG)  $(DOCKERFLAGS) .
 
 push:
 	sudo docker push $(IMG)
diff --git a/test/lib.sh b/test/lib.sh
index d0484268..875ec4b3 100755
--- a/test/lib.sh
+++ b/test/lib.sh
@@ -291,10 +291,10 @@ wait_backend(){
     reply=$(echo '<rpc xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="101"><ping xmlns="http://clicon.org/lib"/></rpc>]]>]]>' | $clixon_netconf -qef $cfg 2> /dev/null) 
     let i=0;
     while [[ $reply != "<rpc-reply"* ]]; do
-	echo "sleep $DEMSLEEP"
+#	echo "sleep $DEMSLEEP"
 	sleep $DEMSLEEP
 	reply=$(echo '<rpc xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="101" xmlns="http://clicon.org/lib"><ping/></rpc>]]>]]>' | clixon_netconf -qef $cfg 2> /dev/null)
-	echo "reply:$reply"
+#	echo "reply:$reply"
 	let i++;
 #	echo "wait_backend  $i"
 	if [ $i -ge $DEMLOOP ]; then
diff --git a/test/vagrant/Makefile.in b/test/vagrant/Makefile.in
index 1682386e..cc022d64 100644
--- a/test/vagrant/Makefile.in
+++ b/test/vagrant/Makefile.in
@@ -63,9 +63,9 @@ logs:
 # appear eg as generic/centos8.log
 $(VAGRANTS): logs
 ifdef LOGDIR
-	with_restconf=$(RESTCONF) ./vagrant.sh $@ 2>&1 > "$(LOGDIR)/$(subst /,-,$@).$(RESTCONF).log"
+	with_restconf=$(RESTCONF) ./vagrant.sh $@ 2>&1 > "$(LOGDIR)/$(subst /,-,$@)-$(RESTCONF).log"
 else
-	with_restconf=$(RESTCONF) ./vagrant.sh $@ 2>&1 | tee "logs/$(subst /,-,$@).$(RESTCONF).log"
+	with_restconf=$(RESTCONF) ./vagrant.sh $@ 2>&1 | tee "logs/$(subst /,-,$@)-$(RESTCONF).log"
 endif
 
 destroy: