# alternate to display total mem too
#mem="$(df -h | grep /dev/sda5 | awk '{printf "%s:%s", $3, $2}')"
mem="$(df -h | grep /dev/sda5 | awk '{print $3}')"
# alternate to display total mem too
#mem="$(df -h | grep /dev/sda5 | awk '{printf "%s:%s", $3, $2}')"
mem="$(df -h | grep /dev/sda5 | awk '{print $3}')"