--- univention-samba4.orig	2020-06-18 16:33:01.812634377 +0200
+++ univention-samba4	2020-06-18 16:32:10.169712325 +0200
@@ -83,6 +83,16 @@
 		exit 1
 	fi
 
-	test -x /etc/init.d/samba && /etc/init.d/samba restart
+	#test -x /etc/init.d/samba && /etc/init.d/samba restart
+	if test -x /etc/init.d/samba; then
+		/etc/init.d/samba stop
+		sleep 5
+		pids=$(pgrep smbd)
+		if [ -n "$pids" ]; then
+			pkill -9 smbd 
+			/etc/init.d/samba stop
+		fi
+		/etc/init.d/samba start
+	fi
 		
 fi