Fix GitLab CI/CD pipeline

src/nbi/.gitlab-ci.yml

@@ -96,7 +96,12 @@ unit_test nbi:
       --env IETF_NETWORK_RENDERER=LIBYANG
       --env "KFK_SERVER_ADDRESS=${KAFKA_IP}:9092"
       $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG
-    - while ! docker logs $IMAGE_NAME 2>&1 | grep -q 'Initialization completed'; do sleep 1; done
+    - >
+      while ! docker logs $IMAGE_NAME 2>&1 | grep -q 'Initialization completed'; do
+        echo "NBI log, last 20 lines:"
+        docker logs $IMAGE_NAME | tail -n 20
+        sleep 10;
+      done
     - sleep 5 # Give extra time to NBI to get ready
     - docker ps -a
     - docker logs kafka