在扩充了LVM一个卷的空间之后,执行resize2fs报错:resize2fs: Bad magic number in super-block
查看你的文件系统
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> mount /dev/sda1 on /boot type xfs (rw,relatime,attr2,inode64,noquota) tmpfs on /run/user/0 type tmpfs (rw,nosuid,nodev,relatime,size=186872k,mode=700) /dev/mapper/centos-root on /var/lib/docker/devicemapper type xfs (rw,relatime,attr2,inode64,noquota) proc on /run/docker/netns/default type proc (rw,nosuid,nodev,noexec,relatime)