Find Files and Delete in a linux box

# Command finds files with gz extention recursively from the directory you are in to sub directories. Modify as you like.
find . -type f -name '*.gz' -exec rm -f {} \;

Sum numbers in a file

awk '{ sum += $1 } END { print sum }' file

Mount NFS Share

showmount -e SERVERIP
mount -t nfs SERVERIP:/SERVERDIR /MOUNTDIR