{ "registry-mirrors": ["{{ REG_MIRROR_1 }}", "{{ REG_MIRROR_2 }}"], "max-concurrent-downloads": 10, "log-driver": "{{ LOG_DRIVER }}", "log-level": "{{ LOG_LEVEL }}", "log-opts": { "max-size": "{{ LOG_MAX_SIZE }}", "max-file": "{{ LOG_MAX_FILE }}" }, "graph": "{{ STORAGE_DIR }}" }