Useful Linux commands

ref link - http://unix.stackexchange.com/questions/180867/how-to-search-for-all-suid-sgid-files

##Find all SUID files: $ find / -perm -4000 -print ##Find all SGID files: $ find / -perm -2000 -print $ find $DIRECTORY -perm /u=s,g=s

find largest file

$ find /usr -size +100M -printf "%s-%p\n"