docker 日志清理与设置

清空

cat /dev/null >json.log

docker-compose

nginx:
  image: nginx:1.12.1
  restart: always
  logging:
    driver: “json-file”
    options:
      max-size: “5g”

　　

全局设置

# vim /etc/docker/daemon.json

{
  "registry-mirrors": ["http://f613ce8f.m.daocloud.io"],
  "log-driver":"json-file",
  "log-opts": {"max-size":"500m", "max-file":"3"}
}