Update docker-compose.yml (#1425)

docker-compose.yml

@@ -100,6 +100,7 @@ services:
        - KAFKA_CFG_NODE_ID=0
        - KAFKA_CFG_PROCESS_ROLES=controller,broker
        - KAFKA_CFG_CONTROLLER_QUORUM_VOTERS=0@<your_host>:9093
+       - KAFKA_HEAP_OPTS:"-Xmx256m -Xms256m"
        - KAFKA_CFG_LISTENERS=PLAINTEXT://:9092,CONTROLLER://:9093,EXTERNAL://:9094
        - KAFKA_CFG_ADVERTISED_LISTENERS=PLAINTEXT://kafka:9092,EXTERNAL://${DOCKER_BRIDGE_GATEWAY}:${KAFKA_PORT}
        - KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP=CONTROLLER:PLAINTEXT,EXTERNAL:PLAINTEXT,PLAINTEXT:PLAINTEXT
@@ -206,4 +207,4 @@ services:
       - "${NODE_EXPORTER_PORT}:9100"
     networks:
       server:
-        ipv4_address: ${NODE_EXPORTER_NETWORK_ADDRESS}
+        ipv4_address: ${NODE_EXPORTER_NETWORK_ADDRESS}