命令

cd /var/lib/docker/overlay2/
du -s ./* | sort -rn | more

docker ps -q | xargs docker inspect --format '{{.State.Pid}}, {{.Id}}, {{.Name}}, {{.GraphDriver.Data.WorkDir}}' | grep bff25099a59b0fc8addd06f9223872f2904256f0432b3c3c47b58faef167115f
输出依次为：进程pid、容器ID、容器名、存储work路径