@mylovesaber 宿主环境是 xfs 文件系统,docker 内是 oracle linux
```bash
mount -l | grep -i ext
# 无输出
mount -l | grep -i xfs
/dev/mapper/centos-root on / type xfs (rw,relatime,attr2,inode64,noquota)
/dev/sda1 on /boot type xfs (rw,relatime,attr2,inode64,noquota)
/dev/mapper/centos-home on /home type xfs (rw,relatime,attr2,inode64,noquota)
```