fix: make java work in docker compose

docker-compose.yml

@@ -8,10 +8,13 @@ services:
         ports:
           - 9999:9999
         environment:
-            JAVA_OPTS: "-Xms512m -Xmx1g"
+            JAVA_OPTS: "-Xms6G -Xmx6G"
         volumes:
           - ./dataset:/docker-entrypoint-initdb.d
-
+        ulimits:
+            nofile:
+                soft: 65536
+                hard: 65536
     datatourisme:
         build: docker
         ports: