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1.错误描述:
rm: cannot remove ‘/var/lib/docker/containers’: Device or resource busy
2.解决办法
1.查找挂载的目录
cat /proc/mounts |grep "docker"
/dev/mapper/centos-root /var/lib/docker/containers xfs rw,seclabel,relatime,attr2,inode64,no
quota 0 0
2.卸载
umount /var/lib/docker/containers