-echo "Received messages for test/0"
-docker-compose logs consumer | grep test/0
-echo "Received messages for test/1"
-docker-compose logs consumer | grep test/1
+echo "Writing poison pill..."
+# tag::poisonpill[]
+echo 'BOOM!' | kafkacat -P -b :9092 -t test
+# end::poisonpill[]
+
+docker-compose -f docker/docker-compose.yml logs -f consumer-1 consumer-2
+
+echo "Restarting consumer-1..."
+# tag::restart[]
+docker-compose -f docker/docker-compose.yml up consumer-1
+# end::restart[]