6.3.6. Activating and Mounting the Original Logical Volume
Since you had to deactivate the logical volume
mylv
, you need to activate it again before you can mount it.
#lvchange -a y /dev/myvg/mylv
[root@tng3-1 ~]#mount /dev/myvg/mylv /mnt
[root@tng3-1 ~]#df
Filesystem 1K-blocks Used Available Use% Mounted on /dev/yourvg/yourlv 24507776 32 24507744 1% /mnt /dev/myvg/mylv 24507776 32 24507744 1% /mnt