version: "3.4" services: validator: image: chainsafe/lodestar:next restart: always volumes: - validator:/data - logs:/logs - ./keystores:/keystores env_file: .env command: validator --dataDir /data --importKeystores /keystores --importKeystoresPassword /keystores/password.txt --server http://beacon_node:9596 --logFile /logs/validator.log --logFileLevel debug --logFileDailyRotate 5 # A validator client requires very little memory. This limit allows to run the validator # along with the beacon_node in a 8GB machine and be safe on memory spikes. environment: NODE_OPTIONS: --max-old-space-size=2048 volumes: validator: logs: