Common Linux Commands for remote server machine

linux-commands.sh

# Internet speed Test Check with speedtest-cli
curl -s https://raw.githubusercontent.com/sivel/speedtest-cli/master/speedtest.py | python -

# Show free RAM
free -h
vmstat

# Show CPU config
lscpu

# Show free disk space
df -h

# Live CPU/RAM usage
top

# Top RAM usage
ps aux --sort -rss | head -5

# Show logged in users
who -H
w
last | head

# Run wget in background
wget -bqc http://path-to-url/linux.iso
nohup wget http://domain.com/dvd.iso &
## disown bash command
wget -qc http://path-to-url/linux.iso &
 
## Verify wget ##
ps aux | grep wget
ls -lh CentOS-7.0-1406-x86_64-DVD.iso
 
## [Optional] Stop wget by killing by PID number
kill PID-HERE
ps aux | grep wget

# run script detached from terminal
./script.sh >> out.log & disown

# show all processes associated with current terminal
ps T

# show all processes associated with current user
ps -u ${USER}
ps -p 1 -p $$ -wo user,pid,%cpu,%mem,vsz,rss,tty,stat,lstart,cmd -u ${USER}

ps axo stat,euid,ruid,tty,tpgid,sess,pgrp,ppid,pid,pcpu,comm

ubuntu-commands.sh

# Distribution info
lsb_release -a
hostnamectl