当我尝试扩展根分区时,使用下面的方法
[root@oel7 ~]# resize2fs /dev/root_vg/root
resize2fs 1.42.9 (28-Dec-2013)
resize2fs: Bad magic number in super-block while trying to open /dev/root_vg/root
Couldn't find valid filesystem superblock.
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我无法对上一行错误做同样的事情.