diff --git a/presto/docker/config/template/etc_coordinator/config_java.properties b/presto/docker/config/template/etc_coordinator/config_java.properties
index b7e62810..87ce17da 100644
--- a/presto/docker/config/template/etc_coordinator/config_java.properties
+++ b/presto/docker/config/template/etc_coordinator/config_java.properties
@@ -17,7 +17,13 @@ query-manager.required-workers=1
 query-manager.required-workers-max-wait=10s
 
 # Basic memory configuration settings for Java coordinator
-query.max-total-memory-per-node=16GB
-query.max-total-memory=32GB
-query.max-memory-per-node=16GB
-query.max-memory=32GB
+query.max-total-memory-per-node={{ .JavaQueryMaxTotalMemPerNodeGb }}GB
+query.max-total-memory={{ mul .JavaQueryMaxTotalMemPerNodeGb .NumberOfWorkers }}GB
+query.max-memory-per-node={{ .JavaQueryMaxMemPerNodeGb }}GB
+query.max-memory={{ mul .JavaQueryMaxMemPerNodeGb .NumberOfWorkers }}GB
+
+# Reserve heap headroom per node to reduce full GC and OOM risk.
+memory.heap-headroom-per-node={{ .HeadroomGb }}GB
+
+# Disable reserved memory pool to simplify test behavior.
+experimental.reserved-pool-enabled=false
diff --git a/presto/docker/docker-compose.java.yml b/presto/docker/docker-compose.java.yml
index 9eb0fb43..120f0234 100644
--- a/presto/docker/docker-compose.java.yml
+++ b/presto/docker/docker-compose.java.yml
@@ -5,7 +5,7 @@ services:
       service: presto-base-coordinator
     volumes:
       - ./config/generated/java/etc_common:/opt/presto-server/etc
-      - ./config/generated/java/etc_coordinator/config_java.properties:/opt/presto-server/etc/config.
+      - ./config/generated/java/etc_coordinator/config_java.properties:/opt/presto-server/etc/config.properties
       - ./config/generated/java/etc_coordinator/node.properties:/opt/presto-server/etc/node.properties
 
   presto-java-worker: