osmnx does not behave

backend/src/landmarks_manager.py

@@ -16,7 +16,9 @@ class LandmarkManager:
     logger = logging.getLogger(__name__)
 
     def __init__(self) -> None:
-        ox.config(cache_folder=constants.OSM_CACHE_DIR)
+        ox.settings.cache_folder = constants.OSM_CACHE_DIR
+        ox.settings.use_cache = True
+        ox.config(use_cache=True, cache_folder=constants.OSM_CACHE_DIR)
         with constants.AMENITY_SELECTORS_PATH.open('r') as f:
             self.amenity_selectors = yaml.safe_load(f)
         with constants.LANDMARK_PARAMETERS_PATH.open('r') as f:
@@ -36,21 +38,21 @@ class LandmarkManager:
 
         # List for sightseeing
         if preferences.sightseeing.score != 0:
-            score_func = lambda loc, n_tags: int((self.count_elements_within_radius(loc, self.parameters['radius_close_to']) + n_tags * self.parameters['tag_coeff']) * self.parameters['church_coeff'])  
+            score_func = lambda loc, n_tags: int((10 + n_tags * self.parameters['tag_coeff']) * self.parameters['church_coeff'])  
             L1 = self.fetch_landmarks(self.amenity_selectors['sightseeing'], SIGHTSEEING, center_coordinates, self.parameters['city_bbox_side'], score_func)
             self.correct_score(L1, preferences.sightseeing)
             L += L1
 
         # List for nature
         if preferences.nature.score != 0:
-            score_func = lambda loc, n_tags: int((self.count_elements_within_radius(loc, self.parameters['radius_close_to']) + n_tags * self.parameters['tag_coeff']) * self.parameters['park_coeff'])  
+            score_func = lambda loc, n_tags: int((10 + n_tags * self.parameters['tag_coeff']) * self.parameters['park_coeff'])  
             L2 = self.fetch_landmarks(self.amenity_selectors['nature'], NATURE, center_coordinates, self.parameters['city_bbox_side'], score_func)
             self.correct_score(L2, preferences.nature)
             L += L2
 
         # List for shopping
         if preferences.shopping.score != 0:
-            score_func = lambda loc, n_tags: self.count_elements_within_radius(loc, self.parameters['radius_close_to']) + n_tags * self.parameters['tag_coeff']
+            score_func = lambda loc, n_tags: int((10 + n_tags * self.parameters['tag_coeff']))
             L3 = self.fetch_landmarks(self.amenity_selectors['shopping'], SHOPPING, center_coordinates, self.parameters['city_bbox_side'], score_func)
             self.correct_score(L3, preferences.shopping)
             L += L3
@@ -115,6 +117,7 @@ class LandmarkManager:
             dist = distance,
             tags = amenity_selectors
         )
+        self.logger.info(f'Fetched {len(landmarks)} landmarks around {center_coordinates}.')
 
         # cleanup the list
         # remove rows where name is None

backend/src/parameters/optimizer_parameters.yaml

@@ -1,3 +1,3 @@
 detour_factor: 1.4
 average_walking_speed: 4.8
-max_landmarks: 10
+max_landmarks: 40

deployment/deployment.yaml

@@ -3,7 +3,7 @@ kind: Deployment
 metadata:
   name: nav-backend
 spec:
-  replicas: 3
+  replicas: 1
   selector:
     matchLabels:
       app: nav-backend
@@ -31,7 +31,10 @@ spec:
             memory: 100Mi
           limits:
             cpu: 4
-            memory: 8Gi
+            memory: 10Gi
       volumes:
       - name: osm-cache
-        emptyDir: {}
+        persistentVolumeClaim:
+          claimName: osm-cache
+
+    

deployment/kustomization.yaml

@@ -5,6 +5,7 @@ kind: Kustomization
 namespace: nav
 resources:
   - namespace.yaml
+  - pvc.yaml
   - deployment.yaml
   - service.yaml
   - ingress.yaml

deployment/pvc.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:
-  name: cache
+  name: osm-cache
 spec:
   storageClassName: "nfs-client"
   accessModes: