sudo netstat -tulpn

siege -v -c 200 -i
https://dominio.com/

find / -size +200M -name "*.log" -exec ls -ltrh {} \;

cat /proc/sys/kernel/random/uuid

find . -maxdepth 1 -type f | wc -l

rsync -aAXv source destination

rsync -avh --progress --remove-source-files demo/* demo1/

rsync -qaHAXS source destination

tree -if --noreport .

ls -m
ls -d $PWD/*
ls -R
ls -g e ls -G
ls -d */
ls -lh
ls -1
ls -l *.extensao
ls -s
ls -ltr
ls -lt
ls -t
ls -a
ls -l

grep -v "^#" arquivo.bkp | sed '/^$/d' > arquivo