Apr 4, 2018

Fixed mount: wrong fs type, bad option, bad superblock on /dev/xvdf, missing codepage or helper program, or other error

mount: wrong fs type, bad option, bad superblock on /dev/xvdf,
       missing codepage or helper program, or other error

You have partitioned that block device. In this case, you need to mount /dev/xvdf1, not just /dev/xvdf.