diff --git a/src/pathcomp/.gitlab-ci.yml b/src/pathcomp/.gitlab-ci.yml
index 1515ad0395b9e54142f1076d42d3eb5b2febac5d..c13cdd3acc0ae4108e8e627bfd2381cd027523eb 100644
--- a/src/pathcomp/.gitlab-ci.yml
+++ b/src/pathcomp/.gitlab-ci.yml
@@ -84,15 +84,12 @@ unit test pathcomp-backend:
   script:
     - docker pull "$CI_REGISTRY_IMAGE/${IMAGE_NAME}-backend:$IMAGE_TAG"
     #- docker run --name ${IMAGE_NAME}-backend -d -p 8081:8081 -v "$PWD/src/${IMAGE_NAME}/backend/tests:/opt/results" --network=teraflowbridge ${IMAGE_NAME}-backend:${IMAGE_TAG}-builder
-    - docker run --name ${IMAGE_NAME}-backend -d -p 8081:8081 --network=teraflowbridge ${IMAGE_NAME}-backend:${IMAGE_TAG}
+    - docker run --name ${IMAGE_NAME}-backend -d -p 8081:8081 --network=teraflowbridge ${IMAGE_NAME}-backend:${IMAGE_TAG}-builder
     - sleep 5
     - docker ps -a
     - docker logs ${IMAGE_NAME}-backend
-    - sleep 5
     - docker exec -i ${IMAGE_NAME}-backend bash -c "curl -0 -v -X POST -H 'Expect:' -H 'Content-Type:\ application/json' http://127.0.0.1:8081/pathComp/api/v1/compRoute -d @/var/teraflow/tests/pc-req.json"
-    - sleep 5
-    - docker exec -i ${IMAGE_NAME}-backend bash -c "killall -USR1 pathComp-cvr"
-    - sleep 5
+    - docker kill --signal=SIGUSR1 pathcomp-backend
     - docker exec -i ${IMAGE_NAME}-backend bash -c "gcovr"
   coverage: '/TOTAL\s+\d+\s+\d+\s+(\d+%)/'
   after_script:
@@ -142,11 +139,8 @@ unit test pathcomp-frontend:
     - docker ps -a
     - docker logs ${IMAGE_NAME}-frontend
     - docker logs ${IMAGE_NAME}-backend
-    - sleep 5
     - docker exec -i ${IMAGE_NAME}-frontend bash -c "coverage run -m pytest --log-level=INFO --verbose $IMAGE_NAME/frontend/tests/test_unitary.py --junitxml=/opt/results/${IMAGE_NAME}-frontend_report.xml"
-    - sleep 5
     - docker exec -i ${IMAGE_NAME}-frontend bash -c "coverage report --include='${IMAGE_NAME}/*' --show-missing"
-    - sleep 5
   coverage: '/TOTAL\s+\d+\s+\d+\s+(\d+%)/'
   after_script:
     - docker ps -a
diff --git a/src/pathcomp/backend/Dockerfile b/src/pathcomp/backend/Dockerfile
index b239d2ea04d981869fa3a52905359bfc9336489f..c7c8d796512ec4bb5ff59d3d48ae62d86df761af 100644
--- a/src/pathcomp/backend/Dockerfile
+++ b/src/pathcomp/backend/Dockerfile
@@ -20,6 +20,7 @@ ARG DEBIAN_FRONTEND=noninteractive
 
 # Install build software
 RUN apt-get update -y && apt-get install build-essential curl gcovr libglib2.0-dev -y
+RUN apt-get install valgrind -y
 
 # mkdir
 RUN mkdir -p /var/teraflow
@@ -38,11 +39,17 @@ RUN mv pathComp /var/teraflow/bin
 # Build code coverage version
 RUN make clean
 RUN make coverage
+#RUN make debug
 
 EXPOSE 8081
 
 # builder defines coverage version of pathcomp by default
+# coverage entrypoint:
 ENTRYPOINT [ "./pathComp-cvr", "config/pathcomp.conf", "pathcomp.log" ]
+# debug entrypoint:
+#ENTRYPOINT [ "./pathComp-dbg", "config/pathcomp.conf", "pathcomp.log" ]
+# debug entrypoint with memory tracking:
+#ENTRYPOINT [ "valgrind", "--leak-check=full", "--show-leak-kinds=all", "--track-origins=yes", "--show-error-list=yes", "./pathComp-dbg", "config/pathcomp.conf", "pathcomp.log" ]
 
 
 # Stage 2
@@ -61,5 +68,7 @@ WORKDIR /var/teraflow
 # We make four distinct layers so if there are application changes the library layers can be re-used
 COPY --from=builder /var/teraflow/bin/pathComp .
 COPY --from=builder /var/teraflow/config/pathcomp.conf ./config
+COPY --from=builder /var/teraflow/tests/. ./tests
 
+# release entrypoint:
 ENTRYPOINT [ "./pathComp", "config/pathcomp.conf", "pathcomp.log" ]
diff --git a/src/pathcomp/backend/pathComp_tools.h b/src/pathcomp/backend/pathComp_tools.h
index 90a0cc8b878134cf29fa4eb1728f08a8b72aa4d9..b8adda535048d353c0f5c49636c5ed8e5e92ca2c 100644
--- a/src/pathcomp/backend/pathComp_tools.h
+++ b/src/pathcomp/backend/pathComp_tools.h
@@ -1,6 +1,6 @@
 ////////////////////////////////////////////////////////////////////////////////////////
 /**
- * 	# Copyright 2022 Centre Tecnològic de Telecomunicacions de Catalunya (CTTC/CERCA) www.cttc.es
+ * 	# Copyright 2022 Centre Tecnol�gic de Telecomunicacions de Catalunya (CTTC/CERCA) www.cttc.es
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
 
- * Author: CTTC/CERCA PONS RU Ricardo Martínez (ricardo.martinez@cttc.es)
+ * Author: CTTC/CERCA PONS RU Ricardo Mart�nez (ricardo.martinez@cttc.es)
  */
 /////////////////////////////////////////////////////////////////////////////////////////
 
@@ -110,8 +110,8 @@ struct map_nodes_t {
     gint numMapNodes;
 };
 
-#define MAX_NUM_VERTICES				100
-#define MAX_NUM_EDGES					100
+#define MAX_NUM_VERTICES				10 // 100 # LGR: reduced from 100 to 10 to divide by 10 the memory used
+#define MAX_NUM_EDGES					10 // 100 # LGR: reduced from 100 to 10 to divide by 10 the memory used
 // Structures for the graph composition
 struct targetNodes_t {
 	// remote / targeted node
@@ -144,7 +144,7 @@ struct context_t {
 ////////////////////////////////////////////////////
 // Structure for the Set of Contexts
 ///////////////////////////////////////////////////
-#define MAX_NUMBER_CONTEXT		100
+#define MAX_NUMBER_CONTEXT		5 // 100 # LGR: reduced from 100 to 5 to divide by 20 the memory used
 struct contextSet_t {
 	struct context_t contextList[MAX_NUMBER_CONTEXT];
 	gint num_context_set;