#!/bin/bash

now=$(date '+%s')

fdisk -l 2>/dev/null | grep Disk | awk '{print $2}' | sed 's/://' | while read line
 do
    dt=$(dumpe2fs -h ${line} 2> /dev/null | grep 'Last checked' | sed 's/Last checked:            //')
    days=$(date -d "${dt}" '+%s')
    ((dif = (now - days) / (24 * 60 * 60) ))
    lbl=$(e2label ${line})
    echo "${line} ${lbl} ${dt} (${dif})"
 done