Docker Compose Tip #16: Setting resource limits with deploy.resources
Prevent containers from consuming all available resources. Set CPU and memory limits to ensure stable multi-service deployments. The basics Resource limits protect your system from runaway containers: services: api: image: node:20 deploy: resources: limits: cpus: '0.5' # Half a CPU core memory: 512M # 512 megabytes reservations: cpus: '0.25' # Minimum guaranteed memory: 256M The container can use up to 512MB memory and 50% of one CPU core. ...